JP3134556U - Chair - Google Patents

Abstract

An object of the present invention is to provide a Buddhist chair with high strength and a small number of parts, in which a table used for a meal or the like is foldable.
A plate provided with a seat, a leg fixed to the seat, a backrest supported by at least one of the seat and the leg, and a shaft supported by a bearing provided on a back portion of the backrest. When the plate-like member is locked by a locking portion provided on the backrest and the plate-like member is raised, and the locked state is released In addition, the backrest is provided with a contact body that contacts a part of the plate-like member so that the plate-like member is in a horizontal state, and is used for Buddhist affairs, the backrest Comprises a back skeleton formed integrally with the leg, and a cushion portion supported by the back skeleton.
[Selection] Figure 2

Description

  The present invention relates to a Buddhist chair. More specifically, the chair is composed of a seat, legs and a backrest, and is provided with a table rotatably supported by a shaft extending horizontally in the back portion of the backrest. About chairs.

  For example, Patent Document 1 discloses a technique of a chair in which a plurality of rails are provided in a support portion and the height can be freely adjusted. The user removes the seat portion when necessary, and installs the seat portion with respect to the rail having an appropriate height among the rails installed on the instruction portion, and adjusts the height.

  Patent Document 2 discloses a technique of a chair that can be easily detached and replaced when a backrest or a part of a seat is damaged. The user can easily replace the damaged part without taking an unreasonable posture when attaching and detaching.

  Patent Document 3 discloses a storage case technique that is attached to a seat seat of an automobile and allows passengers in a rear seat seat to store various articles such as food or drinks or to place food or drinks. ing.

Registered Utility Model No. 3124621 Japanese Utility Model Publication No. 6-66393 Registered Utility Model No. 3003188

  However, in the technique of Patent Document 1 or Patent Document 2, although the seat portion and the back portion are integrated, the legs on which the load is applied to the user are not integrated, the strength of the chair is inferior, and the service life is extended. There is a problem that it is not so long.

  Further, in the technique disclosed in Patent Document 3, although the storage case can be attached to and detached from the seat seat, it is impossible to store the storage case inside the seat seat, resulting in a waste of space. .

  The present invention has been made in view of the above-mentioned conventional problems, and provides a Buddhist chair having a high strength and a folding table with a table used for meals and the like having a small number of parts. It is aimed.

  The chair according to the first aspect of the present invention supports a seat, a leg fixed to the seat, a back supported by at least one of the seat and the leg, and a shaft provided on the back of the back. The plate-like member is provided with a bearing, and the plate-like member is locked by a locking portion provided on the backrest, and the plate-like member can be maintained in the raised state. A Buddhist chair characterized in that a contact body that contacts a part of the plate-like member is provided on the backrest so that the plate-like member becomes horizontal when the state is released. is there.

  The chair according to the second aspect of the present invention is supported by a seat, a leg fixed to the seat, a back supported by at least one of the seat and the leg, and a bearing provided on the back of the back. A plate-like member provided with a shaft, the plate-like member is locked by a locking portion provided on the backrest, and the plate-like member can be maintained in a raised state, A contact body that comes into contact with a part of the plate-like member is provided on the backrest so that the plate-like member becomes horizontal when the locked state is released. It is a chair.

  Moreover, it is preferable that the said backrest consists of the back part frame body integrally formed with the said leg, and the cushion part supported by this back part frame body.

  The chair of the present invention is provided with a plate-like member provided with a bearing that supports a shaft provided on the back portion of the backrest, or a plate-like member provided with a shaft that is supported by the bearing provided on the back portion of the backrest. Therefore, it can be pulled out freely when necessary, used as a table, and easily folded when not needed. Moreover, the chair of this invention has a back frame | skeleton body in which the backrest was integrally formed with the leg. Thereby, it has sufficient intensity | strength with respect to a load.

  The chair of the present invention includes a seat, a leg fixed to the seat, a backrest supported by at least one of the seat and the leg, and a bearing that supports a shaft provided on a back portion of the backrest. A plate-like member or a plate-like member provided with a shaft supported by a bearing provided on the back portion of the backrest is provided.

  Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. In the present specification, “front” and “rear” refer to the opposite side of the back of the chair and the back of the chair, respectively.

  FIG. 1 is a perspective view for explaining a chair of the present invention, FIG. 2 is a side view of the chair of the present invention, FIG. 3A is a side view of a backrest and a plate member, and FIG. ) Is a front view of the backrest and the plate-like member, FIG. 4A is a rear view of the backrest in the first embodiment, and FIG. 4B is a rear view of the backrest in the second embodiment.

Embodiment 1
The chair 100 according to the first embodiment includes a seat 1, legs 3 a, 3 b, 3 c and 3 d and a backrest 2 as shown in FIGS. 1, 2, and 3 (a). The legs 3c and 3d are longer than the legs 3a and 3b, and the upper portions of the legs 3c and 3d constitute a backrest 2 via a plate 2c made of rubber tree. Thus, sufficient intensity | strength can be provided by comprising a back frame | skeleton pair.

  Further, the seat 1 and the legs 3a, 3b, 3c, and 3d are not directly connected by fixing means such as nails and screws, and the legs 3a and the legs 3c are splints 5 that extend from the back side front part of the seat 1 to the rear part. It is connected with dowels and adhesives. The leg 3b and the leg 3d are connected in the same manner. By doing so, the appearance is good and the material (wood) is not damaged.

  Moreover, the leg 3a and the leg 3b are connected by the splint 6, and have a role which adjusts the width | variety of the leg 3a and the leg 3b. Similarly, the leg 3c and the leg 3d are connected by the splint 7 and have a role of adjusting the width of the leg 3c and the leg 3d. The four legs 3 and the four splints constitute a base for installing the seat 1 and have a role of distributing the load applied to the seat 1 to each leg 3.

  The sheet 1 is installed on the base configured as described above, and the sheet 1 is fixed to the splint 5 using screws.

  A plate-like member 13 rotatably supported by a shaft 17 extending in the horizontal direction is provided on the back part of the backrest 2.

  As shown in FIG. 3 (a), the backrest 2 is configured such that the upper portions of the legs 3c and 3d are interposed via the plates 2c, and the user can lean back when sitting.

  Further, the legs 3a, 3b, 3c and 3d can disperse the load applied to the seat 1 when seated.

  Further, the legs 3a and 3b are perpendicular to the floor surface, but the legs 3c and 3d are inclined, and are "eight-shaped" when the entire chair is viewed from the side. Moreover, the leg 3c and the leg 3d are long with respect to the leg 3a and the leg 3b, and also serve as a side tree for constituting the backrest 2.

  As described above, since the front and rear legs are “eight-shaped” as described above, the load transmitted from the seat 1 during seating cannot be evenly distributed. Therefore, the front and rear legs are connected by the splint 4 near the floor surface on the left and right sides, and have a role of distributing the load applied to the four legs when sitting.

  The splint 4 and the leg 3c are connected via a metal 4a and are not directly connected by fixing means such as a nail or a screw. By doing so, the appearance is good and the material (wood) is not damaged. Further, the presence of the splint 4 enables the load to be evenly distributed to the legs when the user is seated.

  As shown in FIG. 2, the seat 1 is a part for sitting, and includes a cushion 1 a. The cushion 1a is made of urethane, and a veneer material 1b for imparting strength is laid inside. Thereby, the seat 1 becomes strong, and the load when the user is seated can be distributed to each leg.

  As shown in FIG. 3A, the leg 3c and the leg 3d are connected to the plate 2c constituting the backrest 2 through the jig 11 at three places in the upper part.

  Further, the backrest 2 is provided with a cushion 2a having the same width as the leg 3c and the leg 3d, and has a role of reducing the burden when the user leans.

  Further, the cushion 2a of the backrest 2 is made of urethane, and in the same way as the cushion 1a of the seat 1, a veneer is used as a portion through which screws 12 pass when the cushion 2a is fixed to the backrest 2 in order to keep the strength inside. A material 2b is laid. The cushion 2a is fixed to the cushion 2a with screws 12 from the back of the backrest 2 with respect to the internal metal 2b. The length of the screw 12 is shorter than the sum of the thicknesses of the metal 2b and the plate 2c, and when screwed, the screw 12 is buried in the plate 2c. It is installed in the screw hole.

  As shown in FIG. 3B, the leg 3 d and the plate member 13 are connected using a shaft 17. The shaft 17 is composed of a round nut 14, a pipe 15, a washer 16, and a vault 8, and when the plate-like member 13 is pulled out, friction is generated through the washer 16 so that it can be fixed at an appropriate position. Yes.

  Further, when the plate-like member 13 is pulled out to a horizontal position with respect to the floor surface, the one end of the plate-like member 13 on the shaft 17 side comes into contact with the lower part of the plate 2c so that it does not tilt below horizontal. Yes.

  In the present invention, the plate 2c constituting the backrest 2 functions as an abutting body, but there is no problem even if a different jig is installed as the abutting body instead of the plate 2c, and the shape of the jig does not matter.

  Further, when the plate-like member 13 is folded, the ball 9 installed in the longitudinal direction of the plate-like member is locked by being fitted on the ball catch 10 installed on the upper part of the leg 3d when folded, so that the plate-like member It is devised so that the locking is not released by the weight of the member 13 itself.

  The ball catch 10 is fixed by screws 21 at two locations from the inside of the leg 3c through a metal 22.

  Moreover, the connection method of the backrest 2 back part and the plate-shaped member 13 in this invention is not restricted to the connection method by the axis | shaft 17 as mentioned above.

  For example, as shown in FIG. 4A, a shaft 18 and a bearing 19 may be installed on the lower side edge of the plate-like member 13 and on the legs 3c and 3d. Further, the shaft 18 does not need to penetrate through the plate-like member 13.

Embodiment 2
As shown in FIG. 4B, the chair 101 according to the second embodiment is different from the first embodiment except that a bearing 19 and a shaft 18 are installed at the lower portion of the plate-like member 13 and the legs 3 c and 3 d. Same as 1.

  The chairs 100 and 101 of the present embodiment are mainly used for Buddhist affairs.

  Further, when the plate-like member 13 is locked by the locking portion (ball catch 10) provided on the leg 3d, the locking portion (ball catch 10) is not limited to one place, and there is no problem at a plurality of places. .

  As described above, the chairs 100 and 101 of the present embodiment include the seat 1, the leg 3 fixed to the seat 1, the backrest 2 supported by at least one of the seat 1 and the leg 3, and the A plate-like member 13 provided with a bearing 19 for supporting a shaft 18 provided on the back of the backrest 2, or a plate-like member 13 provided with a shaft 18 supported on the bearing 19 provided on the back of the backrest 2; The plate-like member 13 is releasably locked by the backrest 2 so that the plate-like member 13 can be maintained in the raised state, and the relationship between the plate-like member 13 and the backrest 2 can be maintained. In order to maintain the plate-like member 13 in a substantially horizontal state when the stop state is released, a contact body (plate 2c) that abuts a part of the plate-like member 13 is provided on the backrest 2. It is characterized by being Accordingly, the lead freely plate-like member 13 when needed by the user, used as a table, when unnecessary is possible easily stored, it is possible to provide a chair which does not take useless space.

  The chairs 100 and 101 of the present invention are not particularly limited, but are used for elderly and children's chairs that are difficult to sit for a long time in Buddhist affairs, or for simple meals or social gatherings after Buddhist affairs. can do.

It is a perspective view for demonstrating the chair of this invention. It is a side view of the chair of this invention. It is a side view of the backrest and plate-shaped member of the chair of this invention. It is a front view of the backrest and plate-shaped member of the chair of this invention. (A)-(b) is a rear view of the backrest of the chair in Embodiment 1 and Embodiment 2 in this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Seat 1a, 2a Cushion 1b, 2b Veneer material 2 Backrest 2c Board 3 Leg 3a, 3b, 3c, 3d Leg 4, 5, 6, 7 Splint 4a, 22 Metal 8 Vault 9 Ball 10 Ball catch 11 Jig 12,12 Screw 13 Plate member 14 Round nut 15 Pipe 16 Washer 17, 18 Shaft 19 Bearing 20 Wood cap 100, 101 Chair

Claims (3)

Sheet,
Legs fixed to the sheet;
A backrest supported by at least one of the seat and the leg;
A plate-like member having a bearing for supporting a shaft provided on the back portion of the backrest;
When the plate-like member is locked by a locking portion provided on the backrest and the plate-like member is raised, the plate-like member is released when the locked state is released. A Buddhist chair, wherein an abutting body that abuts a part of the plate-like member is provided on the backrest so that the can is in a horizontal state. Sheet,
Legs fixed to the sheet;
A backrest supported by at least one of the seat and the leg;
A plate-like member provided with a shaft supported by a bearing provided on the back portion of the backrest,
When the plate-like member is locked by a locking portion provided on the backrest and the plate-like member is raised, the plate-like member is released when the locked state is released. A Buddhist chair, wherein an abutting body that abuts a part of the plate-like member is provided on the backrest so that the can is in a horizontal state. A back skeleton formed integrally with the legs, the backrest;
The chair according to claim 1 or 2, comprising a cushion portion supported by the back skeleton body.

Images