WO2012029119A1 - Lockable button - Google Patents

Abstract

[Problem] To provide a button which makes the engaging and release of male and female members smooth and accurate, can engage the male and female members even if inclined to a certain degree, and wherein the number of parts can be reduced. [Solution] The button is formed from a female and a male member (F, M), which can engage with one another. The female member (F) is formed from a cap (1), a frame body (3), a central core (4), a spring (41), a steel ball (42), and material fixing sections (5, 6). The male member (M) is formed from a bulbous terminal (7) and material fixing sections (8, 9). The cap (1) and the central core (4) are caulked by means of a rivet (2), and it is preferable that a decoration is featured on the surface of the cap (1).

Description

Lockable button

The present invention relates to a button formed of a male and female member, which can be locked in an engaged state, and which is unlocked when the male and female members are joined and separated.

This type of button is known, for example, from JP-A-8-214916. This prior art has the following drawbacks.

(1) In the above-described prior art, it is a cylindrical body having a depression called a gripper that holds the head of the male member. There was a drawback that the engagement and release of the male and female members lacked smoothness and accuracy. Furthermore, the gripper may be deformed and the accuracy may be further lost by long-term use.
(2) In the above prior art, since the lower end surface of the female member is horizontal, when engaging with the male member, the engagement is impossible unless both are arranged vertically. When you are in a hurry, you often fail when trying to engage it from an angle.
(3) In the above prior art, the number of parts used is 9 for the female member and 5 for the male member, which is relatively large.

An object of the present invention is to eliminate the drawbacks of the prior art. That is, in this type of button, a button that gives smoothness and accuracy to the engagement and release of the male and female members, can engage the male and female members even from a certain angle, and can reduce the number of parts. The purpose is to provide.

The lockable button of the present invention comprises a male member and a male member that can be engaged with each other, and the female member comprises a cap, a frame, a core, a spring, a steel ball, and a fabric fixing portion. The cap and the core are fixed by rivets, and can be slid with respect to the frame in the fixed state, and the steel ball is inserted between the frame and the core and moves therein The inner core includes a housing portion that houses the steel ball in a locked state and discharges the steel ball in an unlocked state as the steel ball moves, and the spring includes the frame body and the middle core. Is inserted between the cap and the cap and the core is pushed up, and the male member is composed of a giboshi and a fabric fixing part, and the giboshi is a head that can be inserted into the core. And a constriction for fixing the steel ball (Claim 1). .

Preferably, the dough fixing part is recessed in a mortar shape in the direction of the center (Claim 2).

Preferably, the fabric fixing portion is a combination of a male screw supported by the frame body and a female screw on the back (claim 3).

Preferably, the cloth fixing portion is a pin that penetrates the frame body and the back seat (claim 4).

Preferably, the cap and the core are caulked with rivets (Claim 5).

Preferably, the cap is decorated (Claim 6).

According to the first aspect of the invention, the locked state is maintained by the constriction of the steel ball and the burrow where the steel ball fits, so that the engagement is smooth and reliable. Further, since the steel ball does not deform even when used for a long time, the smoothness and accuracy of engagement can be maintained forever.

According to the second aspect of the present invention, since the dough fixing part is recessed in a mortar shape in the direction of the center, it is possible to engage even when the male member is inserted somewhat obliquely.

According to the invention of claim 3, since a male screw and a female screw are used for fixing to the cloth, it can be installed without a hitting machine.

According to the invention of claim 4, since the elaborate processing such as screw processing is not required for fixing to the fabric, the manufacturing cost is reduced.

According to the invention of claim 5, since the cap and the core are caulked with rivets, a thicker one can be adopted as compared with the prior art. For this reason, it has become easy to replace and change the cap before commercialization and to decorate the surface with characters and figures.

According to the invention of claim 6, a button with decorations such as characters and figures can be obtained.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

It is a perspective view of the button male-female member of 1st Example of this invention, However, The back side parts of cloth are drawn in the separated state. It is a disassembled perspective view of a female member 1st Example. It is a decomposition | disassembly side surface of a female member 1st Example. It is a disassembled perspective view of a male member 1st Example. It is a decomposition | disassembly side view of a male member 1st Example. It is sectional drawing of the state which couple | bonded the male and female member of 1st Example. It is a disassembled perspective view of a female member 2nd Example. It is a decomposition | disassembly side surface of a female member 2nd Example. It is a decomposition | disassembly side view of a male member 2nd Example. It is sectional drawing of the state which couple | bonded the male and female member of 2nd Example.

As shown in FIG. 1, the button is composed of male and female members F, M, which are fixed to the fabrics W1, W2.

2 and 3 show the female member F. FIG. As shown in these drawings, the female member has seven parts on the upper side of the fabric W1 (from the top, cap 1, rivet 2, frame 3, spring 41, core 4, steel ball 42, male screw 5), fabric. 1 part (back seat 6) on the lower side.

The cap 1 is a disc and has a recess 11 on the lower surface thereof. Four plate-like protrusions 12 protrude downward from the recess. The surface of the cap 1 is preferably decorated with characters, figures, and the like.

The rivet 2 is a short cylinder with a small diameter, and the upper part 21 is open like a petal.

The upper part of the frame 3 is a small diameter cylinder 32 and has a larger diameter toward the lower part. An expansion space 31 is formed in the middle. A step portion 33 is formed at the upper end of the frame. The lower surface of the frame body is recessed, and four granular protrusions 35 protrude downward from the side of the recess 34. A ring 36 and eight claw-like projections 37 are provided on the bottom surface of the lower part of the frame.

Spring 41 is a compression coil spring.

The middle core 4 is a slightly thick tube, and the lower half 44 has a slightly larger diameter than the upper half 43, so that a step 47 is formed at the boundary. Two through holes 45 are formed in the lower half 44 so as to face each other.

The steel ball 42 has a diameter large enough to fit in the through hole 45.

The male screw 5 includes an upper flange 51 and a screw portion 52. Four cutouts 53 are provided in the upper flange.

The back seat 6 is a female screw, and includes a lower flange 61 and a screw portion 62.

The above parts are combined as shown in FIG. That is, the cap 1 and the core 4 are caulked by the rivet 2. At this time, the upper end 21 of the rivet 2 is supported by the plate-like protrusion 12 of the cap 1, and the lower end 22 of the rivet is supported by the upper end 46 of the core. A frame 3 surrounds the outside of the core 4. The position of the frame 3 is fixed by caulking the ring 36 and supporting the male screw upper flange 51. The notch 53 (FIG. 2) of the male screw 5 engages with the protrusion 35 (FIG. 3) of the frame body 3 to prevent rotation. The spring 41 is inserted between the core 4 and the frame 3 and is disposed between the step 33 of the frame and the step 47 of the core. The steel ball 42 is inserted into the through hole 45. The male screw 5 is screw-coupled to the female screw 62 of the back seat 6 with the fabric W1 interposed therebetween. The claw-like projections 37 of the frame 3 bite into the fabric and prevent rotation.

4 and 5 show the male member M. As shown in these drawings, the male member M has two parts (from the top, gibboshi 7 and rivet 8) on the upper side of the cloth W2, and one part (back seat 9) on the lower side of the cloth.

Giboshi 7 has a head 71 that is close to a sphere at the top, and a disk with a hem that spreads at the bottom. The lower surface of the lower portion is recessed, and four plate-like protrusions 73 protrude downward from the recess 72. The neck 74 is provided with a constriction 75.

The rivet 8 is a short cylinder with a small diameter, and the upper part 81 is open like a petal.

The back seat 9 is a disc having a through hole 91, and the bottom surface is a depression 92.

The above parts are combined as shown in FIG. That is, the boss 7 and the back seat 9 are caulked by the rivets 8. At this time, the upper end 81 of the rivet is supported by the plate-like protrusion 73 of the ribbed, and the lower end 82 of the rivet is supported by the recess 92 of the back seat 9.

FIG. 6 shows a state in which the male and female members F and M are joined. In this state, the steel ball 42 of the female member F is fitted in the constriction 75 of the male member M, so that the two cannot be separated. In order to separate the male and female members F and M, it is necessary to pick the cap 1 and lift the core 4 against the urging force of the spring 41. If it does so, the steel ball 42 will remove | deviate from the constriction 75 of a male member, it will enter into the expansion space 31, and resistance will lose | eliminate, Therefore The lock | rock of a male and female member is cancelled | released. Similar operations are required when the male and female members are joined.

At this time, the back seat 6 and the male screw 5 are recessed in the shape of a mortar in the direction of the center core 4, so that the insertion engagement is possible even if the male member 7 is tilted.

In this embodiment, the number of parts is 7 for male members and 3 for female members, which can be reduced by 4 points compared to the conventional example introduced at the beginning.

7 to 10 show a second embodiment of the present invention. The difference from the first embodiment is that, in the female member F, the frame 3 </ b> A and the back seat 6 </ b> A are directly caulked with the pins 63 without using male screws. For that purpose, it is necessary to provide the extension part 38 in the frame 3A, the through hole 39, and the opening 64 in the back seat 6A.

Other parts similar to those in the first embodiment are used with “A” added to the reference numerals used in the first embodiment, and description thereof is omitted.

At this time, since the back seat 6A and the male screw 5A are recessed in a mortar shape in the direction of the center core 4A, insertion engagement is possible even if the male member 7A is tilted.

In this embodiment, the number of parts is 8 for male members and 3 for female members, which can be reduced by 3 points compared to the conventional example introduced at the beginning.

1, 1A Cap 12 Plate-like projection 2, 2A Rivet 21 Upper end 22 Lower end 3, 3A Frame 31 Expansion space 32 Small diameter cylinder 33 Step 35 Projection 36 Ring 37 Claw-like projection 38 Extension 39 Through hole 4, 4A Center 41 Spring 42 Steel ball 43 Upper half 44 Lower half 45 Through hole 46 Upper end 47 Step part 5 Male screw 51 Upper flange 52 Screw part 6, 6A Back seat 61 Lower flange 62 Screw part 63 Pin 64 Opening part 7 Giboshi 71 Head 73 Plate-like protrusion 74 Neck part 8 Rivet 81 Upper end 82 Lower end 9 Back seat 91 Through hole F Female member M Male member W1, W2 Fabric

JP-A-8-214916

Claims (6)

It consists of male and female members (F, M) that can be engaged with each other,
The female member (F) includes a cap (1, 1A), a frame (3, 3A), a core (4, 4A), a spring (41, 41A), and a steel ball (42, 42A). , The fabric fixing part (5, 6; 5A, 6A),
The cap (1, 1A) and the center core (4, 4A) are fixed by a rivet (2), and can be slid relative to the frame (3, 3A) in the fixed state.
The steel balls (42, 42A) are inserted between the frame (3, 3A) and the core (4, 4A), and are movable therein.
The core (4, 4A) has a housing part (45, 45A) for housing the steel ball in the locked state and discharging it in the unlocked state as the steel ball (42, 42A) moves. ,
The spring (41, 41A) is inserted between the frame (3, 3A) and the center core (4, 4A), and with respect to the cap (1, 1A) and the center core (4, 4A). Giving the push-up force,
The male member (M) is composed of a boss (7, 7A) and a fabric fixing part (8, 9; 8A, 9A),
The gibboshi (7, 7A) has a head (71, 71A) that can be inserted into the inner core (4, 4A) and a constriction (75, 75A) for fixing the steel ball (42, 42A). ,
A button that can be locked. The button according to claim 1, wherein the dough fixing part (5, 6) is recessed in a mortar shape in the direction of the center core (4). The button according to claim 1 or 2, wherein the fabric fixing portion (5, 6) is a combination of a male screw (5) supported by the frame (3) and a female screw (6) on the back. The button according to claim 1 or 2, wherein the cloth fixing portion (3A, 6A, 63) is a pin (63) penetrating the frame (3A) and a back seat (6A). The button according to any one of claims 1 to 4, wherein the cap (1) and the core (4) are caulked by rivets (2). The button according to any one of claims 1 to 5, wherein the surface of the cap (1) is decorated.

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