JP3085225U - Chair - Google Patents

Abstract

(57) [Summary] (Modifications included) [Problem] Each component of the chair is not a single timber plate,
Provided is a chair having excellent durability and practicability, having a bending strength higher than that of a single material, using a laminated material in which a plurality of sheets (usually three sheets) are laminated, preventing deformation such as warpage and bending. A reinforcing plate (5) having a height substantially equal to a mounting position of a seat plate (13) is vertically formed on an upper surface (2) of a horizontal leg plate (1), and a front end (3) of the horizontal leg plate is formed. A vertical connecting plate 7 is fixed to the rear end 4 integrally with the reinforcing plate, and an armrest plate 10 is fixed to the upper ends 9 of the two connecting plates to form two armrest bodies. The armrest body is provided at a predetermined interval, and both edge portions of the seat plate portion are fixed to the upper surface portion of the reinforcing plate portion, and the left edge portion 20 and the right edge portion of the inclined backing plate portion 17 inclined backward. 21 is fitted to the armrest plate portions of the two armrest bodies, and the lower edge of the backrest portion is fixed to the rear portion 15 of the seat plate portion and assembled.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to the technical field of chairs.

[0002]

[Prior art]

 The chairs and table legs that make up the conventional reception set were made by drying hard wood (eg, zelkova) and shaving it.

[0003] Therefore, when the tatami mat or the carpet is placed in a reception area where the tatami mat or the carpet is laid, the trace of the bottom of the leg by the four-point support becomes clear, and the tatami mat or the carpet is often damaged.

[0004] Furthermore, since the armrest portion of the conventional reception set uses a timber made of hard material, even when seated, it does not feel softness because of the inherent hardness of the material.

[0005] Furthermore, since the conventional reception set is formed by processing a plate material of a hard material, it is inconvenient for the whole to move heavily.

[0006] Furthermore, the conventional reception set is structurally complicated and uses a large amount of component materials. Therefore, the production cost was high.

[0007]

[Problems to be solved by the invention]

 In this invention, each component of the chair is not a single paulownia wood member, but a glued laminated wood consisting of a plurality of (usually three) laminated sheets to prevent deformation such as warping and bending, and use a single piece of wood. It has the advantage of durability and practicality with bending strength.

Further, the present invention uses a tenon assembly, a woodwork bond, a concealed screw, and a concealed screw nail dowel for joining each constituent member of the chair, making the assembly of each constituent member extremely strong and durable. It has excellent durability and can ensure the product life for an extremely long time.

Further, the present invention provides a structure of a leg plate portion directly in contact with a floor surface in each component of a chair so that a ground contact area is made as large as possible so that a surface such as a soft tatami mat is not damaged by an idea of supporting the surface. did.

Further, in the present invention, all the members are made of paulownia wood to reduce the weight, facilitate the movement in the room, and smooth the cleaning work.

[0011] In addition, the present invention is made of an all-tung wood material, so that the material is excellent in humidity control, and the material is uniform and has little irregularity, which is convenient for processing and does not cause cracking. It has the advantages that it can.

[0012]

[Means for Solving the Problems]

 The invention according to claim 1 is characterized in that a reinforcing plate having a height substantially equal to a mounting position of a seat plate is vertically arranged on an upper surface of a horizontal leg, and a front end and a rear end of the horizontal leg are formed. A vertical connecting plate portion is integrally fixed to the reinforcing plate portion at an end portion, and an armrest plate portion is fixed to upper ends of both the connecting plate portions to form two armrest bodies. At both ends, the both edge portions of the seat plate portion are fixed to the upper surface portion of the reinforcing plate portion, and the left edge and the right edge portion of the inclined backing plate portion inclined backward are armrests of the two armrest bodies. A chair which is fitted to a plate portion, and a lower edge of the backrest portion is fixed to a rear portion of the seat plate portion to be assembled.

[0013] The invention according to claim 2 is characterized in that a reinforcing portion is applied to the back surface of the backing plate portion, and both ends of the reinforcing portion are bonded to the armrest plate portion. It is.

[0014] The invention according to claim 3 is characterized in that a lower reinforcing plate portion for reinforcing and supporting the seat plate portion is fixed to the front rear surface portion of the seat plate portion and the vertical connecting plate portion. A chair according to claim 1 or claim 2.

The invention according to claim 4 is the chair according to claim 1 or 2, wherein the armrest main body, the seat plate portion, the backrest plate portion, and the reinforcing portion are made of paulownia material. .

[0016]

[Embodiment of the invention]

 Since the embodiments relating to the invention described in claims 1 to 4 are common, they will be described collectively as follows.

A is a chair of the present invention and has the following configuration.

A is a paulownia plate armrest body, and the present invention is used in a set of two pieces.

The armrest body a is formed from the following configuration.

The main body a has a certain thickness and width, and a vertical reinforcing plate 5 having the same height as the upper surface 14 of the bottom plate 13 is placed on the upper surface 2 of the elongated horizontal leg plate 1.

The front end 3 and the rear end 4 of the horizontal leg plate 1, the lower end 8 of the vertical connecting plate 7, and the front and rear portions of the vertical reinforcing plate 5. Are fixed together.

At this time, the upper end 9 of the two vertical connection plates 7 and the front end 11 and the rear end 12 of the armrest 10 are integrally fixed.

The above-mentioned fixing means adheres together using the tenon set and the dowel 22. Other bonding methods include woodworking bonds, hidden screws, and hidden wooden nails.

The length of the seat plate 13 is slightly different depending on whether it is for one person, two persons, or the like. In addition, the width of the seat plate portion 13 shall be not deep but shallow when seated.

In order to assemble the seat plate 13 and the armrest main body a, the armrest main body a is spaced at a predetermined interval, and both ends of the seat plate 13 are attached to the upper surface of the vertical reinforcing portion 5. And stick respectively.

Further, in order to assemble the inclined back support portion 17, the recess 16 formed inside the armrest portion 10 so that the seated back support portion 17 can be inclined at a predetermined angle to secure a comfortable posture. Inside, both ends of the backrest 17 are fitted. Then, the lower end of the backrest 17 and the rear end 15 of the seat plate 13 are fixed.

Further, in order to fix the reinforcing plate 19, the left and right ends 20 of the reinforcing plate 19 are supported such that the front end of the reinforcing plate 19 supports the back 18 of the backrest 17. , 21 are fixed to the inside of the armrest portion 10.

Reference numeral 23 denotes a lower reinforcing plate, which is used as follows. The upper surface of the lower reinforcing plate 23 is in close contact with the front rear surface of the seat plate 13, and the left end 24 and the right end 25 of the plate 23 are fixed to the vertical connection plate 7. . The fixing means is the same as the method described above. Thereby, the bending of the seat plate 13 can be prevented.

The horizontal leg plate 1, the vertical connecting plate 7, the vertical reinforcing plate 5, the armrest 10, the seat plate 13, the inclined backrest 17, which are the components of the chair A of the present invention, The reinforcing plate portion 19 and the lower reinforcing plate portion 23 are not single materials, but are a plurality (usually three) of laminated materials. By adopting such a laminated wood system, deformation such as warpage or bending of the plate material can be prevented, and the strength can be significantly increased.

It is generally difficult to determine whether the present invention is assembled as described above. It is processed so that it looks like a single piece.

As described above, the tenon and the dowel 22 are used in combination for the fixing. Further, as described above, separate means may be used for fixing.

With the above configuration, the chair A of the present invention is assembled.

“B” is a mat laid on the chair A.

The armrest 10 may be slightly higher in front than the horizontal leg plate 1.

[0035]

[Effect of the invention]

 The invention according to claim 1 is characterized in that a reinforcing plate having a height substantially equal to a mounting position of a seat plate is vertically arranged on an upper surface of a horizontal leg, and a front end and a rear end of the horizontal leg are formed. A vertical connecting plate portion is integrally fixed to the reinforcing plate portion at one end, and an armrest plate portion is fixed to upper ends of the two connecting plate portions to form two armrest bodies. At both ends, the both edge portions of the seat plate portion are fixed to the upper surface portion of the reinforcing plate portion, and the left edge portion and the right edge portion of the inclined backing plate portion that inclines rearward are attached to the both armrest body. The chair is fitted on an armrest plate, and the lower edge of the backrest is fixed to the rear part of the seat plate.The chair is made of paulownia on a mat, carpet, tatami, etc. Due to the legs, there are very few footprints. For this reason, the mat, the carpet, the tatami mat, and the like have an advantage that they are not easily damaged.

Further, the chair of the present invention is made of paulownia because it has a small number of constituent members, is lightweight, and has extremely good workability for carrying.

The chair of the present invention has an advantage that it can be manufactured inexpensively because the number of parts is small.

Further, the vertical reinforcing plate portion of the present invention has an advantage that the armrest body is securely reinforced, and the seat plate portion is also strongly reinforced.

In addition, the present invention has an advantage in that the recessed portion is provided inside the armrest portion and the inclined backrest portion is fitted, so that the inclination angle of the backrest portion can be ensured.

The invention according to claim 2 is a chair in which a reinforcing portion is applied to the back of the backing plate portion and both ends of the reinforcing portion are adhered to the armrest plate portion, so that the backing portion is securely reinforced. Further, the armrest portion and the armrest body can be reinforced at the same time.

[0041] The invention according to claim 3 is a chair in which a lower reinforcing plate portion for reinforcing and supporting the seat plate portion is fixed to the front rear surface portion of the seat plate portion and the vertical connecting plate portion. Wrinkles can be reliably prevented, and the entire product is solidified, eliminating the risk of damage.

According to a fourth aspect of the present invention, there is provided a chair in which the armrest body, the seat plate, the backrest plate, and the reinforcing portion are made of paulownia wood. It has the same effect as.

[Brief description of the drawings]

FIG. 1 is a perspective view of a chair according to the present invention.

FIG. 2 is a front view of the chair.

FIG. 3 is a right side view of the chair.

FIG. 4 is a vertical sectional side view of the chair.

FIG. 5 is a vertical sectional front view of the chair.

[Explanation of symbols]

 A Chair a Armrest body b Mat 1 Leg plate 2 Top surface 3 Front end 4 Rear end 5 Reinforcement plate 6 Upper surface 7 Connection plate 8 Lower end 9 Upper end 10 Armrest 11 Front end 12 Rear end 13 Seat plate part 14 Upper surface 15 Rear end part 16 Concave part 17 Back rest part 18 Back part 19 Reinforcement plate part 20 Left end part 21 Right end part 22 Dowel

Claims (4)

[Utility model registration claims] 1. A reinforcing plate having a height substantially equal to a mounting position of a seat plate on an upper surface portion of a horizontal leg plate is vertically provided on a front end and a rear end of the horizontal leg plate. A vertical connecting plate portion is integrally fixed to the reinforcing plate portion, and an armrest plate portion is fixed to upper ends of both the connecting plate portions to form two armrest bodies, and the armrest bodies are provided at predetermined intervals. And fixing both end edges of the seat plate portion to the upper surface portion of the reinforcing plate portion, and attaching a left edge portion and a right edge portion of the inclined backing plate portion inclined rearward to the armrest portions of the both armrest bodies. A chair, wherein the lower end of the backrest is fitted to the rear portion of the seat plate and assembled. 2. A reinforcing portion is applied to the back of the backing plate portion,
The chair according to claim 1, wherein both end portions of the reinforcing portion are adhered to the armrest plate portion. 3. The seat plate according to claim 1, wherein a lower reinforcing plate for reinforcing and supporting the seat plate is fixed to the front back surface of the seat plate and the vertical connecting plate. Chair. 4. The chair according to claim 1, wherein the armrest body, the seat plate, the backrest plate, and the reinforcing portion are made of paulownia material.