JP2016123725A - Chair - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a chair which attaches a headrest on a front face of a backrest stretching a tension member on a frame member while ensuring a specific strength and having a favorable appearance state.SOLUTION: The chair includes: a backrest 3 stretching a tension member 2 on a frame member; a support member 5 attached on a front face of the tension member 2; and a headrest supported by the support member 5. The headrest is composed of a headrest body 7 allowing a head part to be pressed against; an insertion member 8 including one end 8a fastened so as not to be removed and the other end 8b fastened so as to be attached/detached on a rear face of the headrest body 7. In a state of the insertion member 8 inserted between the tension member 2 and support member 5, the other end 8b to be attached/detached is fastened on the headrest body 7, thereby the headrest is attached on the support member 5.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a chair provided with a headrest.

Conventionally, as a chair provided with a headrest, what is indicated by patent documents 1 and 2, for example is publicly known. In these chairs, the headrest is configured to be movable up and down on the front side in the thickness direction at the top of the backrest. In the chair of Patent Document 1, the headrest 5 is supported by a stay 11 as a strength member disposed in the seat back 3. Moreover, in the chair of patent document 2, with respect to the main body receiving cover 4 fitted to the upper edge of the seat back 2, the headrest main body 3 is attached to the main body receiving cover 4 by detaching the fixing member 8a and the receiving member 8b. The vertical position can be adjusted. These headrests do not move up and down within the range of the thickness of the backrest above the backrest, but rather protrude in front of the backrest, thus supporting the seated person's head more strongly It has a great effect in that it can be done.

On the other hand, the present patent applicant has proposed a chair disclosed in Patent Document 3. In this chair, the backrest is configured by stretching a tension material before and after the frame 1, and only the end portion of the tension material 3 is in a highly rigid state. In a portion inside the end supported by the frame 1, the tension when the tension member is stretched under a load is a strength factor. Although it is desirable to provide a headrest for such a backrest, for example, it is technically difficult to provide stays 11 as strength members as in Patent Document 1 in the front and rear tension members, and Patent Document 2 Thus, it is not preferable in terms of appearance to provide a member that fits on the upper edge of the backrest.

Japanese Utility Model Publication No. 63-020377 Japanese Utility Model Publication No. 04-066693 JP 2014-078343 A

In the present invention, as described above, it is difficult to provide a headrest in a preferable form with the conventional method, while securing a certain strength on the front surface of the backrest formed by stretching a tension member on the frame member, And it aims at providing the chair which attaches a headrest in the aspect with a favorable external appearance.

According to the present invention, the above problem is solved by the following means.
(1) A backrest formed by stretching a tension member on a frame member, a support member attached to the front surface of the tension member, and a headrest supported by the support member. A headrest body that can be pressed, and an insertion member in which one end is fixed to the rear surface of the headrest body in a non-detachable or detachable manner and the other end is detachably fixed. A chair characterized in that the headrest is attached to the support member by fixing both ends to the headrest body in a state in which a member is inserted between the tension member and the support member. To do.

(2) In the above item (1), the support member is a plate-like support plate.

In the configuration as described in the above items (1) and (2), the support member is attached to the front surface of the backrest tension member, and the headrest is attached to the support member. The headrest can be attached in the secured state.
In addition, since the support member is covered with the headrest body and the fitting member is provided on the back surface of the headrest, the supporting member and the fitting member are not exposed to the outside, and the appearance is good.

(3) In the above item (1) or (2), the length of the fitting member in the vertical direction is made larger than the length in the vertical direction of the support member, whereby the headrest is moved up and down with respect to the support member. It is possible to move.

  With such a configuration, the headrest can be moved up and down as desired so that the headrest can be used at an optimal position, and one end of the insertion member can be removed from the headrest main body or cannot be detached. Since the other end portion is fixed to the headrest body, these both end portions also function as a stopper for the vertical movement range.

(4) In the above (1) or (2), the fitting member in which one end portion is fixed to the rear surface of the headrest main body so that it cannot be detached or detachable, and the other end portion is detachably fixed. After attaching a position fixing member that fixes both left and right ends to the headrest body on the rear surface of the headrest body corresponding to the position of the intermediate portion in the vertical direction, and after inserting the insertion member between the tension member and the support member It is inserted between the rear surface of the headrest body and the position fixing member, and the detachable end portion of the insertion member is fixed, or the rear surface of the headrest body is fixed to the position fixing member. The height of the headrest is increased by selecting between inserting the tension member and the support member and inserting the detachable end of the insertion member after the insertion. Be adjustable

  With such a configuration, it is possible to effectively prevent the headrest from moving in the vertical direction with the position fixing member, and to adjust the height of the headrest to a desired position.

(5) In the above item (1) or (2), the support member is attached to the front surface of the tension member so that a fitting insertion path penetrating in the left-right direction is formed between the tension member and the support member. A fitting insertion member is attached to the rear surface of the headrest body, one end of which is detachably fixed or detachably fixed and the other end is detachably fixed, and the fitting member is connected to the fitting insertion path. After the insertion, the detachable end of the insertion member is fastened.

  By adopting such a configuration, the headrest can be reliably prevented from moving in the vertical direction, and the headrest can be attached to the backrest tension member.

(6) In the above item (5), the support member is attached to the front surface of the tension member so that a plurality of insertion paths extending in the left-right direction are formed between the tension member and the support member in the vertical direction. An insertion member is attached to the rear surface of the headrest main body in such a manner that one end of the headrest body is detachably fixed or detachably fixed, and the other end is detachably fixed. The height of the headrest can be adjusted by selecting a path from the insertion paths formed in a plurality of stages in the vertical direction.

  With such a configuration, the headrest can be reliably prevented from moving in the vertical direction, and the height of the headrest can be adjusted to a desired position.

(7) In any one of the above items (1) to (6), the fitting member is provided with anti-slip means for increasing frictional resistance with the support member on the front surface thereof.

  With such a configuration, it is possible to effectively prevent the displacement of the headrest.

(8) In any one of the above items (1) to (7), the support member is made of a plate having rigidity.

  With such a configuration, the support member can be prevented from being deformed, and the headrest can be held more stably.

(9) In any one of the above items (1) to (8), the fitting member has a plate-like core material having rigidity.

  With such a configuration, the positional stability of the headrest is further improved.

(10) In any one of the above items (1) to (9), the support member is attached to the foremost tension member among the plurality of tension members stretched in the thickness direction of the backrest. And

  With such a configuration, since the support member is attached to the foremost tension material among the back tension materials, the support member is not exposed in the rear view of the chair, and the appearance is not impaired. . Further, since the back layer tension member is also stretched, the deformation of the foremost tension member caused by attaching the support member can be prevented as much as possible, so that the appearance appearance can be kept good.

According to the present invention, it is possible to provide a chair in which a headrest is attached to a front surface of a backrest formed by stretching a tension member on a frame member while ensuring a certain strength and having a good appearance. it can.

It is an upper perspective view which shows one Example of the chair of this invention. It is a disassembled perspective view which shows the means of 1st Example which attaches the headrest in this invention to the back surface of a backrest tension material via a supporting member. It is an expanded sectional view which shows the AA line cross section in FIG. It is a disassembled perspective view which shows the means of 2nd Example which attaches a headrest to the back surface of a backrest tension material via a support member. It is a disassembled perspective view which shows the means of 3rd Example which attaches a headrest to the back surface of a backrest tension material via support.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is an upper perspective view showing an embodiment of the chair of the present invention, and FIG. 2 is an exploded view showing means of the first embodiment for attaching the headrest according to the present invention to the front surface of the backrest tension member via the support member. It is a perspective view. FIG. 3 is an enlarged cross-sectional view showing a cross section taken along line AA in FIG.
As shown in these drawings, the present invention is a chair in which a headrest 4 is attached by a predetermined means to a front surface 2a of a tension member 2 in a backrest 3 in which a tension member 2 is stretched on a frame member 1. .
A chair in which a tension member 2 is stretched on a frame that is the frame member 1 of the backrest 3 is generally widely used, and the method for tensioning the tension member 2 is not the gist of the present invention. A description of the method is omitted.
For example, in Patent Document 1 filed by the present applicant, a specific tensioning method is described in detail. Usually, however, a method of covering a frame member with a bag-like tension material is simple. Yes, many have been adopted.

In the present invention, the headrest 4 is attached to the backrest 3 via a support plate (support member) 5.
The support plate 5 is attached to the front surface 2 a of the upholstery 2 of the backrest 3.
As shown in FIG. 2, the support plate 5 is attached to an appropriate position on the front surface 2a of the upholstery material 2 by appropriate fixing means. In this embodiment, the horizontally long support plate 5 is attached to the tension member 2 with a total of five buttons 6, each having two left and right ends and one left and right center.

On the other hand, the headrest 4 has a headrest body 7 capable of pressing the head, one end portion fixed to the headrest body 7 so as not to be detached or detachable, and the other end portion detachably fixed to the headrest body 7. The fitting insertion member 8 is made.
In this embodiment, two vertically long insertion members 8 are provided. One end 8a is sewn to the back surface of the headrest body 7 so that it cannot be detached, and the other end 8b has a magic tape ( (Registered Trademark) 8c is attached, and is detachably fastened by pressing against Velcro (Registered Trademark) 7a attached to the headrest body 7.

The headrest body 7 is attached to the other end portion 8b, which is detachable in a state where the insertion member 8 is inserted between the tension member 2 and the support plate 5, with Velcro (registered trademark) 8c, 7a. It is attached to the support plate 5.
Further, the headrest 4 can be moved up and down with respect to the support plate 5 by making the vertical length of the insertion member 8 larger than the vertical length of the support plate 5.
Further, anti-slip means 8d for increasing frictional resistance with the support plate 5 is provided on the front surface of the fitting member 8, so that the positional deviation of the headrest 4 is prevented. Further, in order to hold the headrest body 7a on the support plate 5 with a stable position, the support plate 5 is formed of a rigid plate-like body to prevent the support plate 5 from being deformed and the fitting member 8 is rigid. It is preferable to have a plate-like core material having
The degree of rigidity may be such that when the seated person puts his head on the headrest 4, the support plate 5 and the insertion member 8 can be prevented from being deformed due to the load and the headrest 4 being displaced. .

  FIG. 4 is an exploded perspective view showing the means of the second embodiment for attaching the headrest to the front surface of the backrest tension member via the support plate. One end portion 10a is sewn to the rear surface of the headrest body 9 by sewing, and the other end portion 10b is detachably fastened by Velcro (registered trademark) 10c, 9a. On the rear surface of the headrest main body 9 corresponding to the position of the intermediate portion in the vertical direction, a position fixing member 11 that fixes both left and right end portions 11a to the headrest main body 9 is attached.

  Further, a support plate 14 having a slightly narrow vertical width is attached to the front surface of the tension member 13 of the backrest 12 by sewing the left and right end portions 14a and the left and right center portions 14b.

  When the headrest main body 9 is mounted at a low position, the insertion member 10 is inserted between the tension member 13 and the support plate 14 and then inserted between the rear surface of the headrest main body 9 and the position fixing member 11. The other end portion 10b of the headrest body 9 is fastened with Velcro tape (registered trademark) 10c, 9a, so that the headrest body 9 is effectively prevented from moving upward by the position fixing member 11 and the headrest body 9 is attached to the tension member 13. Can be installed at a low position.

  On the other hand, when the headrest main body 9 is mounted at a high position, the insertion member 10 is inserted between the rear surface of the headrest main body 9 and the position fixing member 11 and then inserted between the tension member 13 and the support plate 14. By fixing the other end portion 10b of the member 10 with Velcro (registered trademark) 10c, 9a, the position fixing member 11 effectively prevents the headrest body 9 from moving downward, and the headrest body 9 is stretched. 13 can be mounted at a high position.

By providing the position fixing member 11 in this manner, the headrest body 9 can be effectively prevented from moving in the vertical direction.
Further, a plurality of position fixing members 11 may be provided on the top and bottom. For example, when two position fixing members 11 are provided on the top and bottom, the height of the headrest body 9 can be adjusted in three stages.

  FIG. 5 is an exploded perspective view showing the means of the third embodiment for attaching the headrest to the front surface of the backrest tension member via the support plate. By sewing the support plate 17 on the front surface of the tension member 16 of the backrest 15 so that a plurality of insertion paths 17a penetrating in the horizontal direction between the tension member 16 and the support plate 17 are formed in the vertical direction. Installed.

  On the other hand, one end 19a is fixed to the rear surface of the headrest body 18 by sewing, and the other end 19b is detachably fixed by a button 20 and a button hole 19c. Installed.

  When the headrest body 18 is mounted at a high position, after the insertion member 19 is inserted into the upper two-stage insertion path 17a among the insertion paths 17a formed in a plurality of stages in the vertical direction, The other end portion 19b of the insertion member 19 is fixed with a button so that the headrest body 18 can be reliably prevented from moving in the vertical direction and the headrest body 18 can be attached to the tension member 16 at a high position. it can.

  On the other hand, when the headrest body 18 is mounted at a low position, the other end portion 19b of the insertion member 19 is buttoned after the insertion member 19 is inserted into the lower two-stage insertion passage 17a. Thus, the headrest body 18 can be securely attached to the tension member 16 at a low position by reliably preventing the headrest body 18 from moving up and down.

  In the present embodiment, two insertion members 19 are provided. However, if one is used, the height of the headrest body 18 can be adjusted in three stages. Furthermore, the number of steps of the fitting insertion path 17a can be increased as appropriate.

DESCRIPTION OF SYMBOLS 1 Frame member 2 Tension material 2a Front surface 3 Backrest 4 Headrest 5 Support plate (support member)
6 Button 7 Headrest body 7a Velcro (registered trademark)
8 Insertion member 8a One end 8b Other end 8c Velcro (registered trademark)
8d Non-slip means 9 Headrest body 9a Velcro (registered trademark)
10 Insertion member 10a One end 10b The other end 10c Velcro (registered trademark)
DESCRIPTION OF SYMBOLS 11 Position fixing member 11a End part 12 Backrest 13 Suspension material 14 Support board 14a End part 14b Center part 15 Backrest 16 Suspension material 17 Support board 17a Insertion path 18 Headrest main body 19 Insertion member 19a One end part 19b Other end part 19c Button hole 20 button

Claims (10)

  A backrest formed by stretching a tension member on a frame member; a support member attached to the front surface of the tension member; and a headrest supported by the support member; and the headrest presses the head A headrest body capable of being attached to a rear surface of the headrest body, one end portion of which is detachably or detachably fastened, and the other end portion of the headrest body is detachably fastened. A chair characterized in that the headrest is attached to the support member by fastening both ends to the headrest body in a state of being inserted between a tension member and the support member.   The chair according to claim 1, wherein the support member is a plate-like support plate.   The chair according to claim 1 or 2, wherein the headrest can be moved up and down with respect to the support member by setting the vertical length of the fitting member to be longer than the vertical length of the support member.   The rear surface of the headrest body corresponding to the position of the intermediate portion in the vertical direction of the fitting member in which one end portion is fixed to the rear surface of the headrest main body so that it cannot be detached or detachable and the other end portion is detachably fixed. The position fixing member having both left and right ends fixed to the headrest body is attached, and the fitting member is inserted between the tension member and the support member, and then inserted between the rear surface of the headrest body and the position fixing member. The detachable end of the fitting member is fixed, or the fitting member is inserted between the rear surface of the headrest body and the position fixing member, and then between the tension member and the support member. The chair according to claim 1 or 2, wherein the height of the headrest can be adjusted by selecting one of insertion and fastening of the detachable end of the insertion member. .   A support member is attached to the front surface of the tension member so that a fitting insertion path penetrating in the left-right direction is formed between the tension member and the support member, and one end portion of the rear surface of the headrest body is not removable or removable. The detachable end of the fitting member is attached to the fitting member in the left-right direction, and the other end portion is detachably secured to the fitting insertion path. The chair according to claim 1 or 2, wherein the part is fastened.   A support member is attached to the front surface of the upholstery material so that a plurality of insertion paths extending in the left-right direction are formed between the upholstery material and the support member in the vertical direction, and one end portion is provided on the rear surface of the headrest body. A fitting insertion member is attached in the left-right direction, which is fixed so that it cannot be detached or detachably attached and the other end is detachably attached, and a plurality of fitting insertion paths are formed in the vertical direction for fitting the fitting insertion member. The chair according to claim 5, wherein the height of the headrest can be adjusted by selecting from the inserted insertion paths.   The chair according to any one of claims 1 to 6, wherein the fitting member includes anti-slip means for increasing frictional resistance with the support member on the front surface thereof.   The chair according to any one of claims 1 to 7, wherein the support member is formed of a rigid plate-like body.   The chair according to any one of claims 1 to 8, wherein the fitting member has a plate-shaped core member having rigidity.   The chair according to any one of claims 1 to 9, wherein the support member is attached to the foremost tension member among a plurality of tension members stretched in the thickness direction of the backrest.

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