JP2023019674A - Case and timepiece - Google Patents

Abstract

To provide: a case capable of mitigating mechanical shock and enhancing decorativeness and designability; and a timepiece equipped with the same.SOLUTION: The case comprises a case body 6, decorative members 12 being first side members and decorative members 12 being second side member, all the decorative members each having a spring member being an urging member, and are provided on side faces of the case body 6, respectively, and side exterior members 11 which are third side members disposed between the first and second side members and located to sides of the case body 6, respectively. The spring member elastically sandwiches the side exterior member 11 between the first and second side members. Thereby, when subjected to mechanical shock from the outside, the side exterior member 11, being elastically sandwiched by the spring member between a plurality of decorative members 12, can mitigate the mechanical shock by a spring force of the spring member. Furthermore, since there is no need to fasten the side exterior member 11 to the side of the case body 6 with screws, it is possible to enhance decorativeness and designability.SELECTED DRAWING: Figure 22

Description

The present invention relates to a case used for electronic equipment such as a wristwatch and a watch including the same.

For example, in a wristwatch case, as described in Patent Document 1, there is known a structure in which a decorative exterior member is directly attached to the upper surface of a case body with a plurality of screws. In this case, the exterior member is made of soft material or brittle material.

JP 2008-185589 A

In such a wristwatch case, the exterior member is attached directly to the upper part of the case body with screws. There is a problem that the impact is transmitted directly to the case body and adversely affects the modules in the case body such as damage.

In addition, in such a wristwatch case, since the exterior members are attached to the case body with multiple screws, the multiple screws are visible from the outside together with the exterior members, which is undesirable in terms of appearance and design. There is also a problem.

The problem to be solved by the present invention is to provide a case and a timepiece having the case that can absorb shock and enhance decorativeness and design.

The present invention has a case main body and an urging member, and is arranged between a first side member and a second side member provided on a side surface of the case main body and between the first side member and the second side member. and a third side member disposed on the side surface of the case body, wherein the biasing member elastically sandwiches the third side member between the first side member and the second side member. This case is characterized by attaching

ADVANTAGE OF THE INVENTION According to this invention, a shock can be buffered and decorativeness and design can be improved.

1 is an enlarged perspective view showing an embodiment of a wristwatch to which the invention is applied; FIG. 2 is an enlarged side view of the wristwatch shown in FIG. 1 as seen from the 3 o'clock direction; FIG. 2 is an exploded perspective view showing a state in which an upper exterior member and a positioning member are attached to the case body in the wristwatch case shown in FIG. 1; FIG. FIG. 3 is an exploded side view showing a state in which a band exterior member is attached to the band attachment protrusion of the case body in the wristwatch case shown in FIG. 2; 4 is an enlarged rear view of the upper exterior member and the positioning member shown in FIG. 3 as viewed from the rear side; FIG. FIG. 6 is an enlarged perspective view of the top exterior member shown in FIG. 5 as viewed from the back side; FIG. 4 shows the positioning member shown in FIG. 3, where (a) is an enlarged perspective view thereof and (b) is an enlarged perspective view of the same viewed from the rear side; FIG. 2 is an enlarged cross-sectional view of the main part of the wristwatch case shown in FIG. 1, taken along line AA, showing a state in which a band outer member is removed; FIG. 6 is an enlarged view showing a portion A in the upper exterior member and the positioning member shown in FIG. 5; FIG. 2 is an enlarged plan view of the wristwatch case shown in FIG. 1, showing a state in which an upper exterior member has been removed; FIG. 5 shows the band exterior member shown in FIG. 4, where (a) is an enlarged perspective view thereof, and (b) is an enlarged perspective view of the same viewed from the rear side. FIG. 11 is an enlarged view showing a B portion of the wristwatch case shown in FIG. 10; FIG. 2 is an enlarged rear view of a main portion of the band mounting portion of the wristwatch case shown in FIG. 1 as seen from the rear side; 2 is an enlarged perspective view showing a state in which a band exterior member is attached to a band attachment protrusion of a case body by a screw member in the wristwatch case shown in FIG. 1; FIG. 2 is an enlarged cross-sectional view showing the main part of the wristwatch case shown in FIG. 1, taken along the line BB. FIG. 15 is an enlarged perspective view showing the screw member shown in FIG. 14; FIG. FIG. 4 is an enlarged perspective view showing a case body in the wristwatch case shown in FIG. 3; Fig. 4 shows an ornamental member in the wristwatch case shown in Fig. 3, (a) being an enlarged perspective view of it as seen from the outside, and (b) being an enlarged perspective view of it being seen from the inside. 19 is an exploded perspective view of the decorative member shown in FIG. 18; FIG. FIG. 19 shows the decorative member shown in FIG. 19, (a) is an enlarged perspective view showing a state in which a spring member is arranged above a pair of first decorative portions of the fixing member, (b) is the spring of (a) It is the expansion perspective view which showed the member. FIG. 18 shows the decorative member shown in FIG. 18, (a) is an enlarged front view thereof, and (b) is an enlarged cross-section of a state in which the movable member is pushed up by the spring force of the spring member as seen from arrow CC in (a). FIG. (c) is an enlarged sectional view of a state in which the movable member is pushed down against the spring force of the spring member. FIG. 18 is an exploded perspective view showing a state in which a side exterior member is attached to the side surface of the case main body shown in FIG. 17; FIG. 23 shows the case body and the side exterior member shown in FIG. 22, (a) is an enlarged perspective view showing the inner surface side of the side exterior member, and (b) is an enlarged plan view of the case body viewed from above.

An embodiment of a wristwatch to which the present invention is applied will be described below with reference to FIGS. 1 to 23. FIG.
This wristwatch includes a wristwatch case 1, as shown in FIGS. The 12 o'clock side and the 6 o'clock side of the wristwatch case 1 are provided with band attachment portions 2 to which a watch band (not shown) is attached. Switch buttons 3 are provided on the 2 o'clock side, the 4 o'clock side, the 8 o'clock side, and the 10 o'clock side of the wristwatch case 1, respectively.

A watch glass 4 is provided in the upper opening of the watch case 1 as shown in FIG. As shown in FIG. 2, a back cover 5 is attached to the lower portion of the wristwatch case 1 via a waterproof ring 5a (see FIG. 15). Furthermore, a watch module (not shown) is provided inside the watch case 1 . Although not shown, this clock module includes various parts necessary for clock functions, such as a clock movement that moves hands, a display that displays information such as the time, date, and day of the week, and a circuit that drives them. .

By the way, this wristwatch case 1 has a case body 6 as shown in FIGS. A top exterior member 7 which is a first exterior member is positioned on the upper portion of the case body 6 by a positioning member 8 . On the 12 o'clock side and the 6 o'clock side of the case body 6, there are provided band mounting projections 6a, which are mounting projections. Exterior members 10 are arranged respectively. In this case, the band attachment portion 2 is composed of the band attachment projection portion 6a and the band exterior member 10. As shown in FIG.

As shown in FIGS. 1 to 4, side exterior members 11, which are third side members, are arranged on the three o'clock side and the nine o'clock side of the case body 6, respectively. Decorative members 12 (side members), which are first and second side members, are arranged on both sides of each side exterior member 11 on the side surface of the main body 6, respectively. In this case, the case body 6 is made of metal or hard synthetic resin. The top exterior member 7 is desirably made of a hard, expensive, and highly decorative metal such as a cobalt chromium alloy, but is not limited to this, and may be made of a brittle material such as ceramics or gemstones. .

Further, the positioning member 8 is made of a material softer than the upper surface exterior member 7, such as a highly rigid synthetic resin such as polyamide resin. The band exterior member 10, the side exterior member 11, and the decorative member 12 are preferably made of a metal with high hardness and high decorativeness, such as a titanium alloy. It may be formed with In this case, the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decorative member 12 are subjected to surface finishing treatment in order to enhance their decorativeness. This surface finishing treatment includes surface finishing such as hairline finishing, satin finishing, and mirror finishing.

As shown in FIG. 3, the upper exterior member 7 is arranged on the upper part of the case body 6 so as to cover it, and is formed in the same substantially rectangular frame shape as the upper part of the case body 6 . As shown in FIGS. 5 and 6, connecting recesses 13, which are connecting portions, are opened downward (upward in FIG. 6) on the lower surfaces of the 12 o'clock side and the 6 o'clock side of the upper surface exterior member 7, respectively. is provided. As a result, the connecting recess 13 is provided in the upper exterior member 7 so as not to be seen from the upper side. Engagement hooks 14 are provided inside each of the connecting recesses 13 so as to face each other in the 12:06:00 direction of the upper surface exterior member 7 .

As shown in FIGS. 5 and 7, the positioning member 8 is for positioning the upper exterior member 7 on the upper part of the case body 6, and is inserted into the connecting recess 13 of the upper exterior member 7 from below. It is configured to be connected to the upper surface exterior member 7 . That is, the positioning member 8 includes a rising portion 15 which is a first positioning portion arranged in the connecting concave portion 13 of the upper surface exterior member 7, and a second positioning portion arranged on the band mounting protrusion 6a of the case body 6. and a flat plate portion 16 .

As shown in FIGS. 3 and 5, the rising portion 15 is arranged in the connecting concave portion 13 of the upper surface exterior member 7 so as not to be seen from the outside. As shown in FIGS. 7 and 8, the rising portion 15 is engaged with an engaging hook 14 provided in the connecting recess 13 of the upper surface exterior member 7, and the vertical direction, which is the front and back surface direction of the upper surface exterior member 7, is engaged. It has a locking recess 17 that regulates the position of the .

7 and 9, the rising portion 15 is provided with a first dowel 18 which is a first restricting convex portion for restricting the position of the top exterior member 7 in the 3:09 o'clock direction. The first dowels 18 are provided on both side surfaces of the rising portion 15 in the 3:09:00 direction, and are in contact with the inner surfaces of the connecting recesses 13 in the 3:09:00 direction. It is configured to regulate the position of the direction.

5 and 7(b), the rising portion 15 is provided with a second dowel 20, which is a second restricting convex portion for restricting the position of the top exterior member 7 in the 12:06 o'clock direction. there is A plurality of second dowels 20 are provided on the inner surface of the case body 6 , which is the surface facing the rising portion facing the outer peripheral surface of the case body 6 . The second dowel 20 is arranged on the outer peripheral surface of the case main body 6 where the rising portion 15 is positioned above the band mounting projection 6a of the case main body 6 while the rising portion 15 is arranged in the connecting recess 13. In the state shown in FIG. 8, it abuts against the outer peripheral surface of the case main body 6 to regulate the position of the top exterior member 7 in the 12:00 and 6:00 direction.

5 to 9, the rising portion 15 is inserted into the connecting recess 13 of the upper surface exterior member 7 from below and engaged with the locking recess 17 of the rising portion 15 in the connecting recess 13. The matching hook 14 is engaged, the first dowel 18 of the rising portion 15 contacts the inner surface of the connecting recess 13 in the 3:09 o'clock direction, and the second dowel 20 of the rising portion 15 contacts the outer peripheral surface of the case body 6. It is configured to regulate the three-dimensional positions of the upper exterior member 7 with respect to the case main body 6 in the vertical direction, the 3:00 9:00 direction, and the 12:00 6:00 direction by contacting them.

On the other hand, as shown in FIGS. 10, 11 and 13, the band exterior member 10 is arranged to cover the band mounting protrusion 6a of the case body 6. As shown in FIGS. The band exterior member 10 includes a cover body 21 arranged on the upper surface of the band mounting protrusion 6a of the case body 6, and a second cover body 21 provided on both sides of the cover body 21 and arranged on both sides of the band mounting protrusion 6a. 2 and a pair of cover side wall portions 22 that are regulating recesses.

As shown in FIG. 15, the cover body 21 is configured to sandwich the flat plate portion 16 of the positioning member 8 on the band mounting protrusion 6a when placed on the upper surface of the band mounting protrusion 6a. As shown in FIGS. 10 to 12, the edge of the cover body 21 on the side of the case body 6 is provided with a notch portion 23 which is a first restricting concave portion in which the rising portion 15 of the positioning member 8 is arranged. there is Accordingly, the cover main body 21 is configured such that the rising portion 15 is arranged in the notch portion 23 so that the rising portion 15 is covered so that the rising portion 15 cannot be seen from the outside.

In this case, as shown in FIGS. 7 and 10 to 12, the rising portion 15 is a third restricting convex portion that abuts on the inner surfaces of the cutout portion 23 of the band outer member 10 on both sides in the 3:09 o'clock direction. A certain third dowel 24 and a fourth dowel 25 which is a fourth restricting protrusion that abuts on the inner surface of the notch 23 in the 12:06 o'clock direction are provided. The third dowels 24 are provided on both sides of the rising portion 15 in the 3:09 o'clock direction, and the fourth dowels 25 are provided on the outer surface of the rising portion 15 on the opposite side of the case body 6 in the 12:06 o'clock direction. are provided in multiple places.

7 and 10 to 12, the third dowels 24 of the rising portion 15 of the band outer member 10 are arranged in the cutout portion 23 of the cover body 21 on both sides in the 3:09 o'clock direction. to regulate the position of the positioning member 8 in the 3:09 o'clock direction. In addition, the fourth dowel 25 of the rising portion 15 of the band exterior member 10 contacts the inner surface of the notch 23 of the cover body 21 in the 12:06 o'clock direction, and the positioning member 8 is positioned in the 12:06 o'clock direction. configured to regulate position;

10 to 13, the pair of cover side walls 22 of the band exterior member 10 regulate the position of the band exterior member 10 in the 3:09 o'clock direction. That is, when the cover main body 21 is placed on the band mounting projection 6a of the case body 6 with the flat plate portion 16 of the positioning member 8 interposed therebetween, the pair of cover side wall portions 22 are arranged on both sides of the band mounting projection 6a. , and is configured to regulate the position of the band exterior member 10 in the 3:09:00 direction with respect to the band mounting protrusion 6a.

10 to 13 and 15, the cover main body 21 of the band exterior member 10 is arranged on the band mounting protrusion 6a with the flat plate portion 16 of the positioning member 8 interposed therebetween, and the pair of cover side walls The fourth dowels 25 of the rising portion 15 of the positioning member 8 come into contact with the outer peripheral surface of the case body 6 when the portion 22 is arranged on both sides of the band mounting protrusion 6 a and the position in the 3:09:00 direction is regulated. In contact therewith, the position of the positioning member 8 in the 12 o'clock 6 o'clock direction with respect to the band mounting protrusion 6a is regulated.

As shown in FIGS. 14 and 15, the band exterior member 10 is attached to the band by a plurality of screw members 26 with the flat plate portion 16 of the positioning member 8 sandwiched between the band mounting protrusion 6a of the case body 6 and the band mounting projection 6a. It is configured to be attached and fixed to the attachment protrusion 6a. As shown in FIGS. 15 and 16, each of the plurality of screw members 26 includes a decorative head 26a arranged inside the band exterior member 10 and a band mounting projection 6a through a screw insertion portion 16a provided in the flat plate portion 16. and a screw groove 26c provided at the tip of the threaded portion 26b.

In this case, as shown in FIGS. 11 and 15, the band exterior member 10 is provided with two counterbore holes 27 in the three o'clock and nine o'clock direction in which the decorative heads 26a of the screw members 26 are arranged. there is The counterbore 27 has a large-diameter hole portion in which the decorative head 26a is arranged and a small-diameter hole portion into which the screw portion 26b is inserted. As shown in FIG. 7, the screw insertion portion 16a provided in the flat plate portion 16 of the positioning member 8 is a semicircular cutout portion into which the screw portion 26b is inserted. They are provided on both sides so as to correspond to the counterbore holes 27 on the same axis.

As shown in FIGS. 3, 15 and 17, the band mounting protrusion 6a is provided with a threaded hole 6b into which the threaded portion 26b is screwed. The screw holes 6b are provided on both sides of the band mounting protrusion 6a in the 3:09 o'clock direction so as to correspond to the countersunk holes 27 of the band exterior member 10 and the screw insertion portions 16a of the flat plate portion 16 on the same axis. there is Moreover, this screw hole 6b is provided so as to pass through the band mounting protrusion 6a in the vertical direction.

14 and 15, the threaded portion 26b passes through the counterbored hole 27 of the band outer member 10 from above the band outer member 10, and the screw member 26 is inserted into the screw insertion portion of the flat plate portion 16 of the positioning member 8. 16a and reaches the screw hole 6b of the band mounting protrusion 6a, insert the tip of the screwdriver (neither shown) from the back side of the band mounting protrusion 6a into the screw hole of the band mounting protrusion 6a. 6b and inserted into a screwdriver groove 26c provided at the tip of the screw portion 26b, and in this state, the screw portion 26b is turned by a screwdriver.

That is, as shown in FIGS. 14 and 15, the screw member 26 is such that the tip of the screwdriver is inserted into the threaded hole 6b of the band-mounting projection 6a from the back side of the band-mounting projection 6a. When the screwdriver is turned while the tip is inserted into the threaded groove 26c of the threaded portion 26b, the threaded portion 26b is rotated to be screwed into the threaded hole 6b of the band mounting protrusion 6a and tightened. ing.

15, the threaded portion 26b of the threaded member 26 is screwed into the threaded hole 6b of the band mounting protrusion 6a and tightened so that the decorative head portion 26a is attached to the seat of the band outer member 10. As shown in FIG. The cover main body 21 of the band exterior member 10 is arranged in the large diameter hole portion of the bore 27 and pressed against the flat plate portion 16 of the positioning member 8 so that the cover main body 21 presses the flat plate portion 16 against the band mounting protrusion 6a. It is configured.

As a result, as shown in FIG. 15, the pair of cover side walls 22 of the band exterior member 10 are placed in contact with both sides of the band mounting protrusion 6a, thereby restricting the position in the 3:09 o'clock direction. In this state, the flat plate portion 16 of the positioning member 8 is sandwiched and fixed on the band mounting protrusion 6a when it is attached to the band mounting protrusion 6a by the screw member 26. As shown in FIG.

12 and 15, when the flat plate portion 16 of the positioning member 8 is sandwiched and fixed on the band mounting protrusion 6a, the band exterior member 10 is notched in the cover main body 21. The inner surface of the portion 23 in the 12:00 and 9:00 direction is pressed against the fourth dowel 25 of the rising portion 15 of the positioning member 8 to regulate the position of the positioning member 8 in the 12:00 and 6:00 direction with respect to the band mounting protrusion 6a. , the positioning member 8 is positioned and fixed to the band mounting protrusion 6a.

Therefore, as shown in FIG. 12, the band outer member 10 is such that the inner surfaces of the notch 23 of the cover body 21 on both sides in the 3:06:00 direction are provided on both sides of the rising portion 15 in the 3:09:00 direction. The position of the positioning member 8 in the 3 o'clock 9 o'clock direction is regulated by being pressed against the third dowel 24, and the positioning member 8 is positioned and fixed to the band mounting protrusion 6a. The upper exterior member 7 is configured to be positioned and fixed to the upper portion of the case body 6 .

17 to 21, each of the plurality of decorative members 12 provided on both the 3 o'clock side and the 9 o'clock side of the case body 6 is a fixing member fixed to the side face of the case body 6, as shown in FIGS. 30, and a movable member 31 attached to the fixed member 30 by an attachment shaft 28, which is an attachment member, so as to be vertically movable.

As shown in FIGS. 17 to 21, the fixing member 30 includes a fitting protrusion 33 that fits into a fitting recess 32 provided on the side surface of the case body 6, and a fitting protrusion 33 that is provided on both sides of the fitting protrusion 33. and a pair of first decorative portions 34 arranged on the side surfaces of the case body 6. In this case, the fitting recesses 32 of the case body 6 are formed in a substantially rectangular recess shape elongated in the lateral direction, and are located at four locations on the case body 6 on the 1 o'clock side, the 5 o'clock side, the 7 o'clock side, and the 11 o'clock side. are provided in each.

As shown in FIGS. 17 to 21, the fitting protrusion 33 is fitted into the fitting recess 32, and has substantially the same shape and size as the fitting recess 32. It is formed in a chamfered shape. When the fitting projection 33 is fitted into the fitting recess 32, the bottom surface of the fitting projection 33 is brought into contact with the bottom surface of the fitting recess 32, and the band mounting projection 6a side of the case body 6 is pressed against the bottom surface of the fitting recess 32. The side surface of the fitting projection 33 located at the position of the fitting recess 32 is brought into contact with the side surface of the fitting recess 32 so as to be positioned and arranged in the fitting recess 32 .

17 and 18, the fixing member 30 is such that the fitting projection 33 is positioned in the fitting recess 32, and the inner surface of the fitting projection 33 on the side of the case body 6 is fitted. It is configured to be temporarily fixed by being attached to the back surface of the joint recess 32 with an adhesive tape (not shown). The fixing member 30 is temporarily fixed with an adhesive tape, and the edge of the first decorative portion 34 located on the side opposite to the band mounting protrusion 6a is attached to the side surface of the case body 6 by laser welding or the like. It is configured to be fixed by welding.

In this case, as shown in FIGS. 17 to 21, each of the pair of first decorative portions 34 is formed in a prism shape whose length in the vertical direction is longer than the length in the vertical direction of the fitting convex portion 33. are formed so as to protrude above and below the fitting protrusion 33 . The pair of first decorative portions 34 are provided with corresponding first attachment holes 34a to which the attachment shafts 28 are attached on the same axis. In addition, stepped recesses 34b that are one step lower are provided at approximately half of the upper ends of the pair of first decorations 34 on the case body 6 side.

As shown in FIGS. 17 to 21, the movable member 31 includes a second decorative portion 35 arranged between the pair of first decorative portions 34, and a third decorative portion 35 arranged above each of the pair of first decorative portions 34. A decoration part 36 is provided. The second decorative portion 35 is formed in a prism shape whose length in the vertical direction is longer than that of the pair of first decorative portions 34. It is configured to protrude above the decorative portion 34 . The second decorative portion 35 is provided with second mounting holes 35a, which are mounting holes into which the mounting shafts 28 are inserted, so as to correspond to the respective first mounting holes 34a of the pair of first decorative portions 34 on the same axis. ing.

As shown in FIGS. 18, 19, and 21, the second decorative portion 35 is longer than the pair of first decorative portions 34 in the direction in which it protrudes outward from the case body 6. . Thus, the second decorative portion 35 is configured to protrude from the pair of first decorative portions 34 toward the outside of the case body 6 when arranged between the pair of first decorative portions 34 . . Moreover, the upper portion of the second decorative portion 35 is notched at a portion facing the outer peripheral surface of the case main body 6, that is, a portion corresponding to the step recess 34b of the pair of first decorative portions 34. As shown in FIG.

As shown in FIGS. 18 to 21, the third decorative portion 36 is provided in a notched portion in the upper portion of the second decorative portion 35, and the step recesses 34b at the upper ends of the pair of first decorative portions 34 are provided. It is arranged above the case body 6 and is configured to be arranged from the step recess 34 b to the outer peripheral surface, which is the side surface of the case main body 6 . That is, the length of the third decorative portion 36 in the direction in which it projects outward from the case body 6 is equal to the length of the step recess 34b of the first decorative portion 34 in the direction in which it projects outward from the case body 6. It is formed to have approximately the same length as the sum of the length of the fitting convex portion 33 in the direction in which it protrudes outward from the case body 6 .

In this case, as shown in FIG. 17, the case body 6 has a first step surface 6c on the outer periphery of the case body 6 at the boundary between the portion where the watch glass 4 is attached and the portion corresponding to the band attachment protrusion 6a. provided along the outer peripheral surface of the 20 and 21(b), the fitting protrusion 33 of the fixing member 30 is fitted into the fitting recess 32 provided on the side surface of the case body 6. In this case, the lower surface of the third decorative portion 36 is arranged on the first stepped surface 6c provided on the outer peripheral surface of the case body 6. As shown in FIG.

18 to 21, the length of the third decorative portion 36 in the direction along the outer peripheral surface, which is the side surface of the case body 6, is the same as the outer circumference of the case body 6 in the pair of first decorative portions 34. It is formed to have the same length as the length in the arrangement direction along the surface, that is, the length in the direction along the outer peripheral surface of the case main body 6 in the fitting convex portion 33 .

Accordingly, as shown in FIGS. 18 and 19, the third decorative portion 36 is arranged above the step recesses 34b at the upper ends of the pair of first decorative portions 34. A predetermined gap is provided between the lower surface and the upper surface of the fitting protrusion 33 , and in this state, the inner surface of the third decorative portion 36 located on the side of the case body 6 approaches the outer peripheral surface of the case body 6 . , the lower surface of the third decorative portion 36 is arranged on the first stepped surface 6 c of the case body 6 .

In this case, as shown in FIGS. 18 to 21, the upper and lower portions of the pair of first decorative portions 34 are provided with a first decorative portion located on the opposite side of the case body 6 except for the portion corresponding to the stepped recess 34b at the upper end. A decorative inclined surface 34c is provided to narrow the area of the outer end surface of the one decorative portion 34a. Similarly, the upper and lower portions of the second decorative portion 35 are provided with decorative inclined surfaces 35b that are inclined at the same angle as the inclined surfaces 34c of the first decorative portion 34. As shown in FIG. A decorative inclined surface 36 a that is continuous with the inclined surface 35 b of the second decorative portion 35 is provided on the upper portion of the third decorative portion.

18 to 21, the mounting shaft 28 for attaching the movable member 31 to the fixed member 30 of the decorative member 12 is arranged between the pair of first decorative portions 34 of the fixed member 30 and the second decorative portion of the movable member 31. As shown in FIGS. In the state where the part 35 is arranged, the first mounting hole 34a of one of the first decorative parts 34 is passed through the second mounting hole 35a provided in the second decorative part 35 to the first mounting hole of the other first decorative part 34. The movable member 31 is attached to the fixed member 30 by inserting it into 34a.

That is, as shown in FIG. 19, the mounting shaft 28 has an outer diameter that is the same as the inner diameter of the first mounting hole 34a of the first decorative portion 34, and the inner diameter of the first mounting hole 34a at one end. A press-fit portion 28a having an outer diameter slightly larger than that is formed. As a result, the mounting shaft 28 extends from the first mounting hole 34a of the first decorative portion 34 on one side to the second mounting hole 35a of the second decorative portion 35 through the other end opposite to the press-fitting portion 28a. When inserted into the first mounting hole 34a of the part 34, the press-fitting part 28a of one end having a large outer diameter is press-fitted into the first mounting hole 34a of one of the first decorative parts 34 and fixed. ing.

In this case, as shown in FIGS. 19 and 21, the second attachment hole 35a of the second decorative portion 35 is an elongated hole whose length in the vertical direction is slightly longer than that of the first attachment hole 34a of the first decorative portion 34. formed. As a result, when the second decorative portion 35 is arranged between the first decorative portions 34 of the fixed member 30 and the mounting shaft 28 is inserted into the second mounting hole 35a, the movable member 31 can move the second decorative portion 35. The second decorative portion 35 is configured to move vertically together with the third decorative portion 36 by relatively moving the mounting shaft 28 vertically within the second mounting hole 35a.

In addition, as shown in FIGS. 18 to 21, the ornamental member 12 has a spring member 37 as a biasing member. The spring member 37 has a flat plate-like spring main body 38, a first spring portion 39 as a first biasing portion disposed on the side surface of one first decorative portion 34, and a third decorative portion 36 facing upward. and a second spring portion 40 that is a second biasing portion that biases.

As shown in FIGS. 19 to 21, the spring body 38 is an elongated, substantially rectangular flat plate, and the length in the direction along the outer peripheral surface, which is the side surface of the case body 6, is the same as the direction in which the pair of first decorations 34 are arranged. It is formed to have the same length as the length of the fitting convex portion 33 in the direction along the outer peripheral surface of the case body 6 . The length of the spring body 38 in the direction in which it projects outward from the case body 6 is substantially the same as the length in the direction in which the third decorative portion 36 projects outward from the case body 6 . there is

In addition, as shown in FIGS. 19 to 21, the spring body 38 is provided with a spring notch 38a. The spring notch 38a is formed so that the length in the direction in which the pair of first decorations 34 are arranged is longer than the length between the pair of first decorations 34, and the length in the direction in which the pair of first decorations 34 protrude outward from the case body 6 is formed. The length is formed longer than the length of the step recesses 34b at the upper end portions of the pair of first decorative portions 34. As shown in FIG.

19 to 21, the spring main body 38 protrudes toward the case main body 6 from a pair of clamping portions 38b located on both sides of the spring cutout portion 38a and a pair of first decoration portions 34. and a connecting support portion 38c that is arranged to connect the pair of holding portions 38b. The spring body 38 is sandwiched and held by the third decorative portion 36 with the pair of clamping portions 38b arranged on the stepped recesses 34b of the upper end portions of the pair of first decorative portions 34, and in this state, the connection support portion is held. 38c is configured to protrude from the pair of first decorative portions 34 toward the case body 6 and be disposed on the lower surface of the third decorative portion 36. As shown in FIG.

On the other hand, the first spring portion 39 is a leaf spring portion, as shown in FIGS. , extending downward along the side surface of the The first spring portion 39 has a lower portion that is bent in the shape of a letter "F". Thereby, the first spring portion 39 is configured to bias the side surface of the side surface exterior member 11 arranged on the side of one of the first decorative portions 34 in a direction away from the one of the first decorative portions 34 . It is

As shown in FIGS. 17 to 21, the second spring portions 40 are plate spring portions, and two of them are provided in the spring notch portion 38a of the spring main body 38. As shown in FIG. The second spring portion 40 is arranged between the pair of the first decorative portion 34 and the third decorative portion 36 and configured to urge the third decorative portion 36 upward. That is, the movable member 31 moves the mounting shaft 28 relatively vertically in the second mounting hole 35 a of the second decorative portion 35 , so that the third decorative portion 36 is moved by the spring force of the second spring portion 40 . It is configured to be pushed up together with the second decorative portion 35 .

22 and 23, the two side exterior members 11 arranged on the 3 o'clock side and the 9 o'clock side of the case body 6 are arranged on both sides of the case body 6 on the 3 o'clock side, as shown in FIGS. It is configured to be arranged between a plurality of decorative members 12 respectively provided at the 9 o'clock side of the case body 6 and at both sides of the case body 6 . Each of these two side surface exterior members 11 is formed in a plate shape curved along the outer peripheral surface, which is the side surface of the case body 6 .

In this case, as shown in FIGS. 22 and 23, the side exterior member 11 on the 3 o'clock side is arranged from above between the two decorative members 12 provided on the 1 o'clock side and the 5 o'clock side of the case body 6. It is elastically sandwiched between the first spring portions 39 of the spring members 37 provided on the two decorative members 12, respectively, and arranged and attached to the side surface of the case body 6 on the 3 o'clock side. there is

22 and 23, the side exterior member 11 on the 9 o'clock side is provided on the 7 o'clock side and the 11 o'clock side of the case body 6, similarly to the side exterior member 11 on the 3 o'clock side. It is arranged from above between the two decorative members 12, elastically sandwiched by the first spring portions 39 of the spring members 37 provided on the two decorative members 12, and is attached to the 9 o'clock side of the case body 6. configured to be placed and mounted.

In this case, as shown in FIGS. 22 and 23, the 3 o'clock side side exterior member 11 is 2 into which the switch buttons 3 provided at the 2 o'clock and 4 o'clock sides of the side surface of the case body 6 are inserted. Two switch cutouts 11a are provided openly at the lower end of the side surface exterior member 11. As shown in FIG. Similarly, the side exterior member 11 on the 9 o'clock side has two switch notches 11a into which the switch buttons 3 are inserted, which are provided on the side surfaces of the case body 6 on the 8 o'clock side and the 10 o'clock side. 11 is open at the lower end thereof.

As shown in FIGS. 22 and 23, the inner surfaces of the side exterior members 11 are engaged from above with engagement recesses 41 provided on the side surfaces of the case body 6 at the 3 o'clock side and the 9 o'clock side. Engagement projections 42 are provided respectively. In this case, a first stepped surface 6c is continuously provided on the outer peripheral portion of the case body 6 located at the boundary between the portion where the watch glass 4 is attached and the portion where the switch button 3 is attached. As a result, the inner surface of the side exterior member 11 is provided with a second stepped surface 11b arranged on the first stepped surface 6c of the case body 6 .

Therefore, as shown in FIGS. 22 and 23, the engaging recess 41 is provided on the first stepped surface 6c of the case body 6 and opens upward. The engagement protrusion 42 is provided on the lower surface of the second stepped surface 11 b provided on the inner surface of the side surface exterior member 11 so as to protrude downward. As a result, the plurality of switch buttons 3 of the case body 6 are inserted into the plurality of switch cutouts 11 a of the side exterior member 11 , and the second stepped surface 11 b is arranged on the first stepped surface 6 c of the case body 6 . 42 of the side exterior member 11 is inserted into and engaged with the engagement recess 41 of the case body 6 from above. configured to be installed.

In this case, as shown in FIG. 23B, a first cushioning member 43 against which the lower surface of the engaging projection 42 is pressed is provided at the bottom of the engaging recess 41 . The first cushioning member 43 is divided into three pieces and provided at the bottom of the engagement recess 41 , but is formed into a single sheet and provided over the entire bottom of the engagement recess 41 . It's okay to be. A second cushioning member 44 is provided on the side surface of the engaging projection 42 and is pressed against the inner side surface of the engaging recess 41 .

23(a) and 23(b), the side exterior member 11 is attached to the case body 6 with the engagement projections 42 engaged with the engagement recesses 41 of the case body 6. When the engagement recess 41 is engaged, the lower surface of the engagement protrusion 42 is pressed against the first cushioning member 43 provided on the bottom surface of the engagement recess 41 , thereby causing the engagement protrusion 42 to move vertically with respect to the engagement recess 41 . It is configured to prevent rattling and to cushion the vertical direction of the engagement projection 42 with respect to the engagement recess 41 .

23(a) and 23(b), the side surface exterior member 11 is attached to the case body 6 by engaging the engagement protrusions 42 with the engagement recesses 41 of the case body 6. When the second cushioning member 44 provided on the side surface of the engaging protrusion 42 is pressed against the inner side surface of the engaging recess 41 , the engaging protrusion 42 is pushed against the engaging recess 41 at 3:9. It is configured to prevent rattling in the hour direction, and to cushion the engaging convex portion 42 with respect to the engaging concave portion 41 in the 3 o'clock 9 o'clock direction.

Next, the case of assembling such a wristwatch case 1 will be described.
In this case, the surfaces of the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decorative member 12 are individually finished in advance to a hairline pattern, satin finish, mirror surface, or the like. At this time, the decorative member 12 is disassembled into the fixed member 30 and the movable member 31, and the first decorative portion 34 of the fixed member 30, the second decorative portion 35 of the movable member 31, and the third decorative portion 36 are separated. Each surface is surface-finished.

Then, first, the decorative member 12 is assembled. In this case, a pair of clamping portions 38b located on both sides of the spring notch portion 38a in the spring main body 38 of the spring member 37 are placed on the stepped recesses 34b at the upper ends of the pair of first decorative portions 34 of the fixing member 30. place it. At this time, the first spring portion 39 provided at one end portion of the spring body 38 is arranged along the side surface of one of the first decorative portions 34 .

In this state, the second decorative portion 35 of the movable member 31 is arranged between the pair of first decorative portions 34 of the fixed member 30, and the movable member is placed on the stepped recesses 34b at the upper ends of the pair of first decorative portions 34. 31 are arranged correspondingly. At this time, the pair of clamping portions 38b of the spring member 37 are clamped between the step recesses 34b of the pair of first decorative portions 34 and the lower surface of the third decorative portion 36. As shown in FIG. In this state, the first mounting holes 34a of the pair of first decorations 34 and the second mounting holes 35a of the second decorations 35 are aligned on the same axis, and the second decorations 35 are attached to each other by the mounting shaft 28. attached to the first decorative portion 34 of the

At this time, the press-fitting portion 28a at one end of the mounting shaft 28 having a slightly larger outer diameter and the other end on the opposite side are inserted through the first mounting hole 34a of one of the first decorative portions 34 to the second mounting of the second decorative portion 35. The other end portion of the inserted mounting shaft 28 is inserted into the first mounting hole 34a of the other first decorative portion 34, and the press-fitting portion 28a having a large outer diameter is inserted into the one first decorative portion 34. is press-fitted into the first mounting hole 34a and fixed. As a result, the mounting shaft 28 is attached to the pair of first decorative portions 34 , and the second decorative portion 35 is easily and reliably attached to the pair of first decorative portions 34 by the mounting shaft 28 .

In this case, the second mounting hole 35a of the second decorative portion 35 is formed as an elongated hole that is slightly longer in the vertical direction than the first mounting hole 34a of the first decorative portion 34, so that the mounting shaft 28 can be positioned at the second position. 2 It is relatively movable in the vertical direction within the second mounting hole 35 a of the decorative portion 35 . Therefore, in the movable member 31, the second decorative portion 35 and the third decorative portion 36 are movable in the vertical direction in a state in which the second decorative portion 35 is arranged between the pair of first decorative portions 34 of the fixed member 30. do.

At this time, the second spring portion 40 of the spring member 37 is pressed against the lower surface of the third decorative portion 36, so that the spring force of the pressed second spring portion 40 pushes up the third decorative portion 36. As a result, the second decorative portion 35 is arranged in a state of being pushed up. Thus, the decorative member 12 is assembled.

Then, the watch glass 4 is fitted and attached to the upper opening of the case body 6, and decorative members 12 are attached to the side surfaces of the case body 6 on the 1 o'clock side, the 5 o'clock side, the 7 o'clock side and the 11 o'clock side, respectively. At this time, the fitting protrusion 33 of the fixing member 30 of the decorative member 12 is fitted into the fitting recess 32 provided on the side surface of the case body 6 . In this case, the lower surface of the fitting protrusion 33 is brought into contact with the lower surface of the fitting recess 32, and the side surface of the fitting protrusion 33 located on the band mounting protrusion 6a side of the case body 6 is brought into contact with the fitting recess. The fitting projection 33 is positioned and fitted into the fitting recess 32 by abutting against the inner side surface of the fitting projection 32 .

At this time, the inner surface of the fitting protrusion 33 on the side of the case body 6 is attached to the inner surface of the fitting recess 32 with an adhesive tape (not shown) to be temporarily fixed. In this state, the edge of one of the first decorative portions 34 located on the side opposite to the band mounting protrusion 6a is fixed to the side surface of the case body 6 by welding such as laser welding. As a result, the fixing member 30 is securely and firmly fixed to the case main body 6 , and the decorative member 12 is attached to the side surface of the case main body 6 . In this state, the movable member 31 moves vertically against the spring force of the second spring portion 40 of the spring member 37 .

In this state, each first spring portion 39 of each of the plurality of spring members 37 attached to each of the plurality of decorative members 12 is arranged on the side surface of each first decorative portion 34 opposite to the band mounting projection 6a. . That is, among the first spring portions 39 of the plurality of decorative members 12, the first spring portions 39 positioned on the 1 o'clock side and the 5 o'clock side of the case body 6 face each other on the 3 o'clock side of the case body 6. are placed as follows. Similarly, the first spring portions 39 located on the 7 o'clock side and the 11 o'clock side of the case body 6 are arranged to face each other on the 9 o'clock side of the case body 6 .

Then, the side exterior members 11 are arranged on the side surfaces of the case body 6 on the 3 o'clock side and the 9 o'clock side. In this case, first, the side exterior member 11 is sandwiched between a plurality of decoration members 12 provided on the side surface of the case body 6 from above the case body 6 . As a result, the side exterior member 11 is elastically sandwiched from both sides by the spring force of the first spring portions 39 of the respective spring members 37 provided on the plurality of decorative members 12 .

That is, the side exterior member 11 arranged on the 3 o'clock side of the case body 6 is elastically sandwiched from both sides by the spring force of the respective first spring portions 39 arranged facing each other on the 3 o'clock side of the case body 6 . be Similarly, the side exterior member 11 arranged on the 9 o'clock side of the case body 6 is elastically elasticized from both sides by the spring force of the first spring portions 39 arranged opposite to each other on the 9 o'clock side of the case body 6. Sandwiched. Therefore, the side exterior member 11 can be easily and favorably arranged between the plurality of decorative members 12. - 特許庁

When the side exterior member 11 is arranged between the plurality of decorative members 12 from above the case main body 6 in this manner, the plurality of switch cutouts 11 a of the side exterior member 11 provided on the side surface of the case body 6 are arranged. The switch buttons 3 are inserted into the engaging convex portion 42 provided on the second stepped surface 11b of the side exterior member 11 and the engaging concave portion 41 provided on the first stepped surface 6c of the outer peripheral portion of the case body 6. from above to engage.

At this time, the lower surface of the engaging protrusion 42 is pressed against the first cushioning member 43 provided on the bottom surface of the engaging recess 41, and the second cushioning member 44 provided on the side surface of the engaging protrusion 42 is pressed. It is pressed against the side surface inside the engaging recess 41 . As a result, the engaging projection 42 is fitted in the engaging recess 41 in a state in which it is cushioned by the first damping member 43 and the second damping member 44 in the vertical direction and the 3:09:00 direction without rattling.

Therefore, the side exterior member 11 can be satisfactorily attached to the case body 6 without rattling. At this time, the second stepped surface 11b provided on the inner surface of the side exterior member 11 is placed in contact with the first stepped surface 6c of the case body 6 . As a result, the side exterior member 11 is attached to the side surface of the case body 6 downward without falling off.

Then, the upper exterior member 7 is positioned on the upper part of the case main body 6 by the positioning member 8 . In this case, the positioning member 8 is connected to the upper exterior member 7 in advance. That is, the rising portions 15 of the positioning member 8 are inserted from below into the connecting recesses 13 provided on the lower surfaces of the upper exterior member 7 on the 12 o'clock side and the 6 o'clock side, respectively, so that the engaging recesses 17 of the rising portions 15 are engaged. to engage the engaging hook 14 in the connecting recess 13 . Thereby, the positioning member 8 is connected to the upper surface exterior member 7 .

At this time, the engaging hooks 14 in the connecting recesses 13 are engaged with the locking recesses 17 of the rising portions 15 to regulate the vertical position of the top exterior member 7 with respect to the positioning member 8 . Also, at this time, the first dowels 18 provided on both side surfaces of the rising portion 15 in the 3:09 o'clock direction come into contact with the inner surfaces of both sides of the connecting recess 13, and the upper surface exterior member 7 is positioned relative to the positioning member 8 at 3:00. The position in the 9 o'clock direction is restricted. In this state, the upper surface exterior member 7 is arranged on the upper portion of the case body 6 and the flat plate portion 16 of the positioning member 8 is arranged on the band mounting protrusion 6 a of the case body 6 .

In this case, the second dowel 20 provided on the inner surface in the 12:06 o'clock direction of the rising portion 15 facing the outer peripheral surface of the case body 6 abuts against the outer peripheral surface of the case body 6, , the position of the positioning member 8 in the 12:00 and 6:00 direction is regulated. As a result, the three-dimensional positions of the upper surface exterior member 7 in the vertical direction, the 3:00 9:00 direction, and the 12:00 6:00 direction with respect to the case body 6 are regulated by the positioning member 8. The top exterior member 7 is positioned.

Then, the band exterior member 10 is arranged on the band mounting protrusion 6 a of the case body 6 . In this case, the cover main body 21 of the band exterior member 10 is arranged on the band mounting projection 6a on which the flat plate portion 16 of the positioning member 8 is arranged, and the band exterior member 10 is arranged on both sides of the band mounting projection 6a. A pair of cover side walls 22 are arranged. At this time, the rising portion 15 of the positioning member 8 is arranged in the notch portion 23 of the cover main body 21 .

As a result, the pair of cover side walls 22 come into contact with both sides of the band mounting protrusion 6a, and the position of the band exterior member 10 in the 3:09:00 direction is restricted. Further, the third dowels 24 of the rising portion 15 abut against the inner surfaces on both sides in the 3:09 o'clock direction in the notch portion 23 of the cover body 21, and the rising portion 15 in the 3:09 o'clock direction with respect to the band mounting projection 6a. position is regulated. At the same time, the fourth dowel 25 of the rising portion 15 comes into contact with the inner surface of the notch 23 of the cover body 21 in the 12:06 o'clock direction, and the rising portion 15 contacts the band mounting protrusion 6a in the 12:06 o'clock direction. position is regulated.

As a result, the three-dimensional positions of the band exterior member 10 with respect to the band mounting projection 6a are regulated in the vertical direction, the 3 o'clock 9 o'clock direction, and the 12 o'clock 6 o'clock direction, so that the band exterior member 10 does not move toward the band mounting projection 6a. is positioned at As a result, the position of the positioning member 8 in the 3:09 o'clock direction with respect to the case main body 6 is regulated, and the position of the positioning member 8 with respect to the case main body 6 in the 12:06 o'clock direction is regulated. 6. In this state, the positioning member 8 is completely covered by the band outer member 10 so as not to be seen from the outside.

Then, the band exterior member 10 is attached to the band attachment protrusion 6a by the screw member 26. As shown in FIG. At this time, since the band exterior member 10 is positioned on the band mounting projection 6a, the counterbored hole 27 of the band exterior member 10, the screw insertion portion 16a of the positioning member 8, and the screw hole 6b of the band mounting projection 6a are aligned. Corresponding on the same axis. In this state, the threaded portion 26b is inserted from above the band exterior member 10 into the counterbore hole 27 of the band exterior member 10, and the inserted threaded portion 26b is inserted into the screw insertion portion 16a of the flat plate portion 16 of the positioning member 8. to reach the threaded hole 6b of the band mounting protrusion 6a.

In this state, the tip of a screwdriver (none of which is shown) is inserted into the threaded hole 6b of the band mounting protrusion 6a from the back side of the band mounting protrusion 6a, and the screw provided at the tip of the threaded portion 26b is inserted. Insert into turning groove 26c. When the threaded portion 26b is turned by a screwdriver, the threaded portion 26b is screwed into the threaded hole 6b of the band mounting protrusion 6a and tightened.

In this case, the decorative head 26 a is arranged in the large diameter hole portion of the counterbore 27 of the band exterior member 10 to press the cover body 21 of the band exterior member 10 against the flat plate portion 16 of the positioning member 8 . As a result, the cover body 21 presses the flat plate portion 16 against the band mounting projection 6a, so that the band outer member 10 is mounted on the band mounting projection 6a, and the flat plate portion 16 of the positioning member 8 is held by the band outer member 10. It is clamped and fixed on the mounting protrusion 6a. In this case, the decorative head 26a of the screw member 26 is exposed to the outside through the countersunk hole 27, so that the decorative head 26a enhances the decorativeness and design.

At this time, the positioning member 8 is positioned and fixed to the band mounting protrusion 6 a by the band exterior member 10 , so that the top surface exterior member 7 is positioned above the case body 6 by the fixed positioning member 8 . fixed. In this case, the upper exterior member 7 positioned and fixed to the upper portion of the case body 6 presses down the plurality of side exterior members 11 and the plurality of decorative members 12 arranged on the side surfaces of the case body 6 from above.

As a result, the plurality of side surface exterior members 11 are attached to the side surfaces of the case body 6 without coming off upward. At this time, the lower surface of the engaging protrusion 42 of the side exterior member 11 is pressed against the first cushioning member 43 provided on the bottom surface of the engaging recess 41 of the case body 6, and the side surface of the engaging protrusion 42 is pressed. Since the provided second cushioning member 44 is pressed against the side surface inside the engaging recess 41, the plurality of side surface exterior members 11 can be reliably and favorably attached to the case body 6 without backlash.

Further, when the plurality of decorative members 12 are pressed by the upper surface exterior member 7, the third decorative portion 36 of the movable member 31 of the decorative member 12 resists the spring force of the second spring portion 40 of the spring member 37. Since the movable member 31 of the decorative member 12 is elastically pressed by the upper surface exterior member 7, the movable member 31 of the ornamental member 12 can be attached to the case body 6 reliably and favorably without rattling. Thus, the wristwatch case 1 is assembled.

As described above, the wristwatch case 1 is divided into the upper surface exterior member 7, the positioning member 8, the band exterior member 10, the plurality of side exterior members 11, and the plurality of decoration members 12. When attached to the mounting protrusion 6a by the screw member 26, the positioning member 8 is fixed to the case body 6 by the band exterior member 10, and the upper surface exterior member 7 can be fixed to the case body 6 by the positioning member 8. Since the plurality of side surface exterior members 11 and the plurality of decorative members 12 can be pressed against the case main body 6 by the upper surface exterior member 7, the case body 6 can be assembled easily and satisfactorily.

Next, operation of such a wristwatch will be described.
When the top exterior member 7 receives an impact from above, the wristwatch case 1 disperses and buffers the impact with the positioning member 8 . As a result, the shock transmitted to the case body 6 can be reduced, so that the timepiece module (not shown) in the case body 6 can be prevented from being damaged or otherwise adversely affected by the shock. Provides impact resistance.

In this case, when the upper exterior member 7 is attached to the upper part of the case body 6, it presses down the plurality of side exterior members 11 and the plurality of decorative members 12 provided on the side surfaces of the case body. When 7 receives an impact from above, the impact is buffered by a plurality of side exterior members 11 and a plurality of decoration members 12. - 特許庁This also reduces the transmission of shock to the case body 6, so that the timepiece module (not shown) in the case body 6 can be prevented from being damaged or otherwise adversely affected by the shock. provides impact resistance.

That is, the side exterior member 11 is elastically sandwiched between the plurality of decoration members 12 provided on the side surface of the case body 6 by the spring force of the first spring portion 39 of the spring member 37. receives an impact from above, the impact is buffered by the spring force of the first spring portion 39 of the spring member 37 that elastically sandwiches the side exterior member 11 . Therefore, this also reduces the transmission of shock to the case body 6, so that the timepiece module (not shown) in the case body 6 is prevented from being damaged or otherwise adversely affected by the shock. can provide impact resistance.

In this case, when the side surface exterior member 11 is attached to the case body 6 with the engaging protrusions 42 engaged with the engaging recesses 41 of the case body 6 , the lower surfaces of the engaging protrusions 42 meet the engaging recesses 41 . The first buffer member 43 provided on the inner bottom surface is pressed against the inner bottom surface, and the second buffer member 44 provided on the side surface of the engaging projection 42 is pressed against the inner side surface of the engaging recess 41 , so that the upper surface exterior member The first buffer member 43 and the second buffer member 44 buffer the shock received from above. Therefore, this also reduces the transmission of the shock to the case body 6, so that the timepiece module (not shown) in the case body 6 can be prevented from being damaged or otherwise adversely affected by the shock. , which provides impact resistance.

In the decorative member 12, a movable member 31 is attached to a fixed member 30 fixed to the side surface of the case main body 6 by an attachment shaft 28 so as to be movable in the vertical direction. The second spring portion 39 of the spring member 37 elastically pushes up the third decorative portion 36 of the movable member 31 when the upper surface exterior member 7 receives an impact from above by being urged upward by the spring 40. Buffer the impact with force. Therefore, this also reduces the transmission of shock to the case body 6, so that the timepiece module (not shown) in the case body 6 is prevented from being damaged or otherwise adversely affected by the shock. can provide impact resistance.

In addition, this wristwatch case 1 has a top surface exterior member 7 arranged on the upper part of the case body 6 , a band exterior member 10 arranged on the band mounting protrusion 6 a of the case body 6 , and a plurality of side exterior members on the side surfaces of the case body 6 . By arranging the member 11 and the plurality of decorative members 12, the decorativeness and design of the wristwatch case 1 are enhanced.

That is, the wristwatch case 1 is made of a highly decorative metal such as a cobalt chromium alloy for the upper surface exterior member 7, and a highly decorative metal such as a titanium alloy for the band exterior member 10, the side exterior member 11, and the decorative member 12. By forming it with metal, decorativeness and design are enhanced, so that a product with high commercial value can be obtained.

Furthermore, even if the wristwatch case 1 has a complicated outer shape due to the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decorative member 12, the top exterior members 7, Since the surfaces of the band outer member 10, the side outer member 11, and the decorative member 12 are individually surface-finished, this also enhances the decorativeness and design, further enhancing the commercial value.

In other words, in this wristwatch case 1, the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decoration member 12 can be removed from the case body 6, and these can be individually subjected to surface finishing treatment. Even if the member 7, the band exterior member 10, the side exterior member 11, and the decorative member 12 are made of a metal with high hardness and high decorativeness, such as a cobalt-chromium alloy or a titanium alloy, hairline finish, satin finish, or mirror finish can be applied. Surface finish treatment such as can be performed satisfactorily.

Thus, according to this wristwatch case 1, it has the case main body 6 and the spring member 37 that is the biasing member, and the decoration member 12 that is the first side member provided on the side surface of the case main body 6 and the second side surface. A decorative member 12 that is a member, and a side exterior member 11 that is a third side member that is arranged between the first side member and the second side member and is arranged on the side surface of the case body 6, and a spring member In 37, by elastically sandwiching the side exterior member 11 between the first side member and the second side member, the impact can be buffered and the decorativeness and design can be enhanced.

That is, in this wristwatch case 1, the side exterior member 11 is elastically sandwiched by the spring member 37 between the plurality of decoration members 12 provided on the side surface of the case body 6, so that the side exterior member 11 is not subjected to impact from the outside. When receiving the force, the impact can be buffered by the spring member 37 . Therefore, it is possible to reduce the transmission of the impact received by the side exterior member 11 to the case body 6, thereby preventing the impact from adversely affecting the clock module (not shown) in the case body 6 such as damage. Since it can be made like this, impact resistance can be obtained.

In addition, in this wristwatch case 1, the side exterior member 11 is elastically sandwiched between the plurality of decoration members 12 provided on the side surface of the case body 6 by the spring member 37, so that the side exterior member 11 is held by the case body 6. Since there is no need to screw the side of the cover, the decorativeness and design can be enhanced. In this case, by forming the side exterior member 11 and the plurality of decorative members 12 from a highly decorative metal such as a titanium alloy, the decorativeness and design can be enhanced.

Further, in this wristwatch case 1, a plurality of decorative members 12 are fixed to the case main body 6, respectively, and the spring members 37 are attached to the plurality of decorative members 12, respectively, so as to connect the side exterior member 11 and the decorative member 12 together. The side exterior member 11 can be simply and easily attached to the case body 6 only by sandwiching the side exterior member 11 from above between a plurality of decoration members 12 respectively fixed to the case body 6 by arranging the side exterior members 11 respectively between them. In addition, the spring member 37 allows the side exterior member 11 to be securely and well attached between the decorative members 12 .

In addition, in this wristwatch case 1 , the side exterior member 11 is provided with the engaging protrusions 42 that engage with the engaging recesses 41 provided on the side surface of the case body 6 from above, so that the plurality of decorative members 12 are separated by the engaging protrusions 42 . When the side exterior member 11 is sandwiched from above, the engagement protrusion 42 of the side exterior member 11 can be engaged with the engagement recess 41 provided on the side surface of the case body 6 from above. As a result, the side exterior member 11 can be easily and reliably attached to the side surface of the case body 6 so that the side exterior member 11 does not drop downward from the case body 6 .

In this case, the wristwatch case 1 is provided with a first cushioning member 43 against which the lower surface of the engagement protrusion 42 is pressed against the bottom of the engagement recess 41 , and the side of the engagement protrusion 42 is provided with the engagement recess 43 . By providing the second cushioning member 44 against which the inner side surface of the case body 41 is pressed, when the engaging convex portion 42 of the side exterior member 11 is engaged with the engaging concave portion 41 of the case main body 6, the first The cushioning member 43 and the second cushioning member 44 allow the engagement projection 42 to be fitted into the engagement recess 41 without backlash, thereby allowing the side exterior member 11 to be satisfactorily attached to the case body 6 without backlash. can be done.

That is, in this wristwatch case 1 , when the engaging protrusion 42 of the side exterior member 11 engages with the engaging recess 41 of the case body 6 , the lower surface of the engaging protrusion 42 touches the bottom surface of the engaging recess 41 . The first cushioning member 43 is pressed against the side surface of the engaging protrusion 42, and the second cushioning member 44 is pressed against the inner side surface of the engaging recess 41. The impact received can be buffered by the first cushioning member 43 and the second cushioning member 44, and this can also reduce the transmission of the impact to the case body 6. Modules (not shown) can be protected from adverse effects such as breakage.

In the wristwatch case 1, each of the plurality of decorative members 12 includes a fixed member 30 fixed to the side surface of the case body 6, and a movable member 31 attached to the fixed member 30 so as to be vertically movable. As a result, the movable member 31 can be attached to the side surface of the case body 6 so as to be vertically movable by the fixed member 30 fixed to the side surface of the case body 6, and the movable member 31 provides a novel design. Therefore, this can also enhance the decorativeness and design.

Further, in this wristwatch case 1, the spring member 37, which is a biasing member, is attached between the fixed member 30 and the movable member 31, so that when the movable member 31 is attached to the fixed member 30, the spring member 37 can be sandwiched between the fixed member 30 and the movable member 31, the mounting work of the spring member 37 can be simple and easy, and the spring member 37 can be placed between the fixed member 30 and the movable member 31. It can be attached securely and well.

In this case, in the wristwatch case 1, the spring member 37 includes a first spring portion 39, which is a first biasing portion that biases the side exterior member 11 in a direction in which the side exterior member 11 is sandwiched between the plurality of decoration members 12, and a movable By providing the second spring portion 40 which is a second biasing portion that biases the member 31 upward, the side exterior member 11 is reliably held between the plurality of decorative members 12 by the first spring portion 39. In addition, the movable member 31 can be urged upward by the second spring portion 40, and the movable member 31 can be moved up and down against the spring force of the second spring portion 40. can be moved in any direction.

Further, the wristwatch case 1 is provided with the upper surface exterior member 7 which is arranged on the upper part of the case body 6 and presses the side surface exterior member 11 and the plurality of decorative members 12 from above. Since the side surface exterior member 11 and the plurality of decoration members 12 can be firmly and favorably pressed by the upper surface exterior member 7, the side surface exterior member 11 and the plurality of decoration members 12 are not loose on the side surface of the case body 6. It can be installed well without

In the above-described embodiment, the case where the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decorative member 12 are made of a metal material or a brittle material has been described. However, they may be made of synthetic resin, or the top exterior member 7, the band exterior member 10, the side exterior member 11, and the decoration member 12 may be individually made of different materials.

Furthermore, in the above-described embodiments, the case of application to a wristwatch has been described, but the present invention does not necessarily have to be a wristwatch, and can be applied to various types of timepieces such as travel watches, alarm clocks, table clocks, and wall clocks. . Moreover, the present invention does not necessarily have to be a watch, but can also be applied to electronic devices such as wrist-worn devices, mobile phones, and personal digital assistants.

Although one embodiment of the present invention has been described above, the present invention is not limited to this, and includes the invention described in the claims and the scope of equivalents thereof.
The invention described in the claims of the present application will be additionally described below.

(Appendix)
The invention according to claim 1 has a case main body, a biasing member, a first side member and a second side member provided on a side surface of the case main body, and the first side member and the second side member. a third side member disposed between and on the side surface of the case body, wherein the biasing member is positioned between the first side member and the second side member; This case is characterized by elastically sandwiching the

The invention according to claim 2 is the case according to claim 1, wherein the first side member and the second side member are fixed to the case main body, and the biasing member The case is characterized in that it is attached to the member and the second side member and arranged between the third side member and the first side member and the second side member.

The invention according to claim 3 is the case according to claim 1 or claim 2, wherein the third side member has an engaging protrusion that engages with an engaging recess provided on the side surface of the case main body. This case is characterized by

The invention according to claim 4 is the case according to claim 3, wherein a first cushioning member for pressing the lower surface of the engagement protrusion is provided at the bottom of the engagement recess, and the engagement The case is characterized in that a side surface of the projection is provided with a second cushioning member that presses against the side surface of the engagement recess.

The invention according to claim 5 is the case according to any one of claims 1 to 4, wherein the first side member and the second side member are a fixing member fixed to the side surface of the case main body. and a movable member movably attached to the fixed member.

The invention according to claim 6 is the case according to claim 5, wherein the biasing member is attached between the fixed member and the movable member.

The invention according to claim 7 is the case according to claim 6, wherein the biasing member is oriented in a direction to sandwich the third side member between the first side member and the second side member. and a second biasing portion that biases the movable member upward.

The invention according to claim 8 is the case according to any one of claims 1 to 7, wherein the third side member, the first side member, and the second side member are arranged on the upper part of the case main body. The case is characterized by comprising a first exterior member that presses the member from above.

According to a ninth aspect of the invention, there is provided a timepiece comprising the case according to any one of the first to eighth aspects.

1 wristwatch case 2 band mounting portion 3 switch button 4 watch glass 6 case main body 6a band mounting protrusion 6b screw hole 6c first step surface 7 upper surface exterior member 8 positioning member 10 band exterior member 11 side exterior member 11a switch notch 11b Second step surface 12 Decorative member 13 Connecting recess 14 Engaging hook 15 Rising portion 16 Flat plate portion 16a Screw insertion portion 17 Locking recess 18 First dowel 20 Second dowel 21 Cover main body 22 Cover side wall 23 Notch 24 Third Dowel 25 Fourth dowel 26 Screw member 26a Decorative head 26b Threaded portion 26c Screwdriver groove 27 Counterbore 28 Mounting shaft 28a Press-fit portion 30 Fixed member 31 Movable member 32 Fitting concave portion 33 Fitting convex portion 34 First decorative portion 34a First attachment hole 34b Step recess 35 Second decoration 35a Second attachment hole 36 Third decoration 37 Spring member 38 Spring main body 38a Spring notch 38b Clamping portion 38c Connection support 39 First spring 40 Second spring 41 Engagement recess 42 Engagement projection 43 First cushioning member 44 Second cushioning member

Claims (9)

the case body,
a first side member and a second side member having biasing members and provided on side surfaces of the case main body;
a third side member arranged between the first side member and the second side member and arranged on the side surface of the case main body;
The case, wherein the biasing member elastically sandwiches the third side member between the first side member and the second side member. In the case of claim 1,
The first side member and the second side member are fixed to the case body,
The biasing member is attached to the first side member and the second side member and arranged between the third side member and the first side member and the second side member. case to do. In the case of claim 1 or claim 2,
A case, wherein the third side surface member includes an engagement projection that engages with an engagement recess provided on the side surface of the case body. In the case of claim 3,
A first cushioning member that presses against the lower surface of the engagement protrusion is provided at the bottom of the engagement recess,
A case, wherein a side surface of the engaging protrusion is provided with a second cushioning member that presses against a side surface in the engaging recess. In the case according to any one of claims 1 to 4,
A case, wherein the first side member and the second side member include a fixed member fixed to the side surface of the case main body, and a movable member movably attached to the fixed member. In the case of claim 5,
A case, wherein the biasing member is attached between the fixed member and the movable member. 7. The case according to claim 6, wherein the biasing member includes a first biasing portion that biases the third side member in a direction in which the third side member is sandwiched between the first side member and the second side member. and a second biasing portion that biases the movable member upward. In the case according to any one of claims 1 to 7,
A case, comprising: a first exterior member disposed on the upper portion of the case body and pressing the third side member, the first side member, and the second side member from above. A timepiece comprising the case according to any one of claims 1 to 8.

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