JP2005192835A - Device for securing cover to chair - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To firmly secure a cover to a chair at an exact position with good appearance. <P>SOLUTION: The device for securing the cover to the chair has a strip-shaped first fastener 6 having a locking groove 6c with one opened end and having a hook-shaped cross-section, and a flat and strip-shaped second fastener 8. The first fastener 6 is positioned at the edge of the cover 5 or a position corresponding to the edge of the cover 5 in a chair body 1, the second fastener 8 is positioned at the other thereof, and the second fastener 8 is fitted into the locking groove 6c of the first fastener 6 to keep the cover 5 stretched. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to an apparatus for attaching a cover on a chair or a sofa (hereinafter referred to as a chair).

  Conventionally, as a method of detachably attaching a cover to a chair, a male surface fastener is attached to one of the chair body and the cover, and a female surface fastener is attached to the other, and the cover is attached to the chair body via the surface fastener. It is generally known that it can be removably attached to.

  As described above, in the method of attaching the cover with the hook-and-loop fastener, the cover can be fixed anywhere within the surface width of the hook-and-loop fastener.

  In addition, there are many covers that can be washed, and when the cover is washed, if the cover shrinks, there will be misalignment between the hook fastener on the cover side and the hook fastener on the chair body side, and the cover cannot be stretched cleanly or how to shrink There is also a problem that if the cover is uneven, the cover can be attached like a wave.

  Furthermore, since the holding force of the hook-and-loop fastener is not so strong, there is a problem that the hook-and-loop fastener can be unfastened when the seat is taken and the cover is shifted.

  Further, the hook-and-loop fastener has a problem that when it is used for a long period of time, due to adhesion of dust or the like, the fastening becomes worse and the cover is easily displaced.

  It is an object of the present invention to provide a chair cover mounting apparatus that solves the above-mentioned problems.

  In order to solve the above-mentioned problem, the invention according to claim 1 is a cover attaching device for detachably attaching a cover to a chair body, wherein the cross section is formed into a hook shape having a locking groove that opens at one end. Using the formed belt-shaped first stopper and the plate-shaped belt-shaped second stopper, the edge of the cover and the position corresponding to the edge of the cover in the chair body are the first. The above-mentioned second stopper is attached to the other side so that the tension state of the cover is maintained by fitting the second stopper into the locking groove of the first stopper. It is characterized by.

  According to the present invention, when the second stopper is inserted from the opening of the first stopper and the cover is stretched, the cover is pulled and the second stopper becomes the locking groove of the first stopper. When pulled to the back side, the end of the second stopper hits the bottom surface of the locking groove of the first stopper, and the positional relationship between the first stopper and the second stopper is accurately determined. .

  In addition, since the first stopper and the second stopper are connected in a fitted state, the cover is held with a stronger holding force than the holding force of the conventional surface fastener.

  Moreover, since the end surface of the width direction side in a 2nd fastener can be formed linearly in a longitudinal direction, and the bottom face of the locking groove in a 1st fastener can be formed linearly in a longitudinal direction, these linear surfaces are Touching each other, the ends of the cover become straight.

The invention according to claim 2 is the invention according to claim 1, wherein the first stopper is fixed to the chair body side, and the second stopper is provided at the end of the cover.
In the present invention, the same effect as described above is exhibited.

  According to the present invention, the cover can be attached at an accurate position as compared with the attachment by the conventional hook-and-loop fastener, and the cover has a strong holding force, so that the position of the cover is shifted or detached during use. Can be prevented.

  Furthermore, even if the cover is shrunk entirely or unevenly by washing, it can be firmly held and stretched while being pulled, so that the cover can be lifted without causing waves or wrinkles on the cover. Can be cleaned.

  Further, since the edge of the cover can be stretched in a straight line, the boundary line between the cover and the other portion is finished cleanly, and the aesthetic appearance is improved.

  Furthermore, there is no reduction in holding force due to the adhesion of dust as in conventional hook-and-loop fasteners, and the cover can be held firmly for a long period of time.

BEST MODE FOR CARRYING OUT THE INVENTION The best mode for carrying out the present invention will be described based on an embodiment shown in the drawings.
The present invention is applied to chairs such as chairs and sofas, and hereinafter referred to as chairs in the sense of including chairs and sofas.

  FIG. 1 shows a chair body without a cover, and FIG. 2 shows a state where a cover is attached to the chair of FIG.

  In the chair body 1 of FIG. 1, 2 is a seat part, 3 is a backrest part, and 4 is an armrest part formed integrally with the backrest part 3.

  In the chair body 1, a first stopper 6 is fixedly provided at a position corresponding to the edge of the cover 5 to be attached, that is, a portion where the edge of the cover is fastened. In the embodiment shown in the figure, the first stopper 6 has a substantially full length in the left-right direction at the front lower portion of the seat portion 2 (the first stopper in this portion is 6A), as shown in FIG. The substantially total length in the front-rear direction in the outer lower part of the armrest part 4 (the first stopper of this part is 6B) and the substantially total length in the front-rear direction of the outer lower part excluding the armrest part 4 in the seat part 2 (the first part of this part) 1 is 6C), substantially the entire length in the vertical direction on both sides of the seat portion 2 (the first stopper of this portion is 6D), and the lower back side of the backrest portion 3 as shown in FIG. And a substantially full length in the up and down direction on the inner and outer surfaces of the front side of the armrest portion 4 (the first stop in this portion is designated as 6F). It is provided over. Moreover, these 1st fasteners 6 are attached to the wooden frame 7 of the chair main body 1, as shown in FIG. 3 thru | or FIG.

  The cover 5 is formed in a shape that can cover the seat portion 2, the backrest portion 3, and the armrest portions 4, 4. In the state where the cover 5 is placed on the chair body 1, A second stop 8 is provided along the corresponding edge.

Next, the first stopper 6 and the second stopper 8 will be described.
As shown in FIG. 7, the first stopper 6 includes a mounting piece 6a and a locking piece 6b formed by bending one end side in the width direction of the mounting piece 6a into a U-turn shape in the cross section. A locking groove 6c is provided between the mounting piece 6a and the locking piece 6b, and an opening 6d is provided at one end of the locking groove 6c to form a hook shape. Each piece 6a, 6b is formed in a strip shape. In the embodiment, as shown in FIG. 8, the width L1 of the mounting piece 6a is set to about 21 mm, the width L2 of the locking piece 6b is set to about 13 mm, and the width L3 of the locking groove 6c is about 4 mm. Is set. Further, the first stopper 6 is formed of a synthetic resin in a long shape (band shape).

  The second stopper 8 is formed of a flat band plate, and the width L5 between the one end 8a and the other end 8b is the bottom surface of the locking groove 6c in the first stopper 6 on the other end 8b side. In such a state, the one end 8a side is set to a length that protrudes from the locking groove 6c, and is set to about 25 mm in the embodiment. The second stopper 8 is formed of a synthetic resin and has a structure that is difficult to bend in the width direction and easy to bend in the longitudinal direction. The plate thickness of the second stopper 8 is about 1.5 mm. The length of the second stopper 8 in the longitudinal direction is substantially the same as the length of the first stopper 6 in which the second stopper 8 is fitted.

  The first stopper 6 has the locking piece 6b located outside, and the opening 6d of the locking groove 6c is directed toward the edge of the cover 8 so that the wood of the chair body 1 An attachment piece 6b is attached to the frame 7 by a fastener 9 such as a tucker. That is, the first stoppers 6A, 6B, 6C, 6E are attached with the opening 6d facing downward. Further, the first stopper 6D is attached with the opening 6d facing backward, and the first stopper 6F is attached with the opening 6d facing forward.

  As shown in FIGS. 4 and 8, the second stopper 8 is disposed on the back side of the cover 5, and the end of the cover 5 is folded back at one end 8 a in the width direction of the second stopper 8. The end of the cover 5 is fixed to the second stopper 8 with stitches 10 and 11. Therefore, the other end 8 b side in the width direction of the second stopper 8 is in a state of being separated from the main portion of the cover 5 at the back side end portion of the cover 5 and protruding toward the main portion side of the cover 5. Is provided. The second stopper 8 is provided along the edge of the cover 5.

  In the figure, 12 indicates a lining material on the chair body 1 side, and 13 indicates a cushion material such as urethane.

  Next, in the sofa shown in the figure, since the divided portion 14 is formed at the center of the seat portion 2, the cover 5 at this portion is attached to the seat portion 2 as shown in FIG. Yes.

  A cloth piece 15 is fixed to the sheet portion 2 side of the dividing portion 14 and one fastener 16 is provided on the cloth piece 15. A cloth piece 17 is fixed to the cover 5 side and the cloth piece 17 is attached to the cloth piece 17. The other metal fitting 18 of the fastener is fixed, and both the metal fittings 16 and 18 are detachably connected by an opening / closing tool 19.

  Further, as shown in FIG. 3, the back portion of the cover 5 in the seat portion 2 is detachably fixed to the seat portion 2 by the hook-and-loop fastener 20 in the gap between the seat portion 2 and the backrest 3. ing. Furthermore, as shown in FIG. 3, the lower end portion of the front side of the cover 5 that covers the backrest is inserted between the front side of the backrest 3 and the seat portion 2 side.

  In the above configuration, in order to fasten the cover 5 of the seat portion 2, first, the portion of the divided portion 14 is fastened by the fasteners 16 and 18. Next, as shown in FIG. 8, the other end 8b side is inserted into the locking groove 6c of the first stopper 6A from below to fit the second stopper 8 on the front side. As shown in FIG. Further, the lower portions of both ends of the cover 5 of the seat portion 2 are slightly pulled, and the second stoppers 8 and 8 are inserted into the locking grooves 6c and 6c of the first stoppers 6C and 6C from the lower side. Match. Further, the second stoppers 8 corresponding to the first stoppers 6D and 6D are fitted and stretched from the rear side.

  Further, the back cover 5 is inserted by fitting the second stopper 8 at the lower end of the rear side into the engaging groove 6c of the first stopper 6E from below, and then the front side portion is seated on the seat portion 2 side. Insert between. The armrest cover 5 is stretched by slightly pulling the inner and outer second stoppers 8 and inserting them into the engaging grooves 6c of the first stoppers 6F from the front side.

  As described above, the second stopper 8 fitted in the locking groove 6c of the first stopper 6 is in the main body direction (in the direction of arrow A in FIG. 8) on the cover 5 fixed thereto. 2), the second stopper 8 hits the mounting piece 6a and the locking piece 6b of the first stopper 6, and the second stopper 8 does not fall down. Therefore, the second stopper 8 does not come off from the first stopper 6. Therefore, the cover 5 is firmly held by the chair body 1.

From the above, the following effects can be exhibited.
By fitting the first stopper 6 and the second stopper 8, the other end 8 b of the second stopper 8 hits the bottom surface of the locking groove 6 c in the first stopper 6, and the cover 5 is stopped. Therefore, the cover 5 can be stretched at an accurate position.

  Further, since the second stopper 8 is firmly held by the first stopper 6, even if the cover 5 is contracted by washing, the cover 5 is pulled and the second stopper 8 is pulled to the first stopper. By fitting to 6, the cover 5 can be stretched against the contraction force of the cover 5, and the uplift can be improved.

  Further, since the first stopper 6 and the second stopper 8 are made of resin, they can be easily formed in a straight line in the longitudinal direction, and are fitted to the first stopper 6 correspondingly. By forming the lengths of the second stoppers 8 to be substantially the same length, the end portion of the sheet 5 is linearly formed over the entire length in the longitudinal direction by the end face in the width direction of the second stopper 8. The finish of the end of 5 is beautiful, and the boundary line between the cover portion and the other portion is clean. Further, even when the cover shrinks unevenly due to washing, it can be stretched linearly as described above, and the cover can be prevented from being waved and stretched.

  FIG. 9 shows another embodiment in which the first stopper 6 is attached to the cover 5 side and the second stopper 8 is attached to the chair body 1 side. In the present embodiment, the same parts as those in the above-described embodiment are denoted by the same reference numerals and the description thereof is omitted.

  Also in the embodiment of FIG. 9, when the cover 5 is pulled in the direction of arrow A in FIG. 9, the bottom surface of the locking groove 6 c in the first stopper 6 hits the second stopper 8 and is accurately positioned. Moreover, the first stopper 6 hits the second stopper 8 and does not fall down. Therefore, also in the present embodiment, the same operation and effect as the above-described embodiment can be obtained.

  In the embodiment, each of the first stoppers 6A to 6F and each of the second stoppers 8 is formed as a single piece, but each of them may be divided into a desired length.

  Further, the cover other than the connecting portion between the first stopper 6 and the second stopper 8 may be fixed by a method other than the above embodiment.

  Further, the present invention is not limited to the sofa of the above embodiment, but can be applied to a chair including a sofa and a chair.

The perspective view which shows the chair main body which shows the Example of this invention. The perspective view which attached the cover to the chair main body of FIG. FIG. 3 is a side sectional view of FIG. 2. It is an expanded sectional side view which shows the cover attaching part in FIG. 2, (a) shows a front side, (b) shows a rear side. FIG. 3 is a front sectional view in FIG. 2. Sectional drawing which shows the attachment state of the cover in the center part of the sheet | seat part in FIG. The perspective view which shows the fastener in this invention. The cross-sectional view which shows the fitting state of the fastener of FIG. Sectional drawing which shows the other Example of this invention.

Explanation of symbols

1 Chair body 5 Cover 6 First stopper 6c Locking groove 8 Second stopper

Claims (2)

  In a cover attachment device for removably attaching a cover to a chair body, a belt-like first stopper formed in a hook shape having a locking groove having an opening at one end, and a plate-like belt-like second The first stopper is provided at one of the edge of the cover and the position corresponding to the edge of the cover in the chair body, and the second stopper is provided on the other. An attachment device for a chair cover, which is provided so that the tension state of the cover is maintained by inserting the two fasteners into the locking groove of the first fastener.   The chair cover mounting apparatus according to claim 1, wherein the first stopper is fixed to the chair body side, and the second stopper is provided at an end of the cover.

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