JP6577001B2 - Assembling chair - Google Patents

Description

  The present invention relates to an assembly-type chair.

  A corrugated chair made of cardboard that can be assembled and disassembled is known. For example, Patent Document 1 describes an assembly-type chair that is created by processing a ruled line, a cut, or the like on a single cardboard. Such a corrugated cardboard chair is lightweight and suitable for outdoor events.

Utility Model Registration No. 3075236

By the way, depending on the outdoor event venue, the audience seats may be flat or sloped.
On the other hand, the assembly-type chair according to the above-described prior art is assumed to be installed on a flat ground, and the chair itself is inclined and is difficult to use on an inclined ground.

  This invention is made | formed in view of said subject, and the objective of this invention is providing the assembly-type chair which can be used on both a flat ground and an inclined ground.

According to the assembly-type chair according to the present invention, the above-described problem is an assembly-type chair configured by assembling a plate-like body, and includes a seat surface portion that can be seated and a side portion that supports the seat surface portion. wherein the sides abutting lower end have a bent portion foldable so as to be inclined in the longitudinal direction on the ground, the sides, a first side plate which is disposed in front, are disposed to the rear It has a second side plate, a third side plate and a fourth side plate arranged on the left and right sides, and the bent portion is formed by forming the second side plate, the third side plate, and the fourth side plate. Is done.
The assembly-type chair can be deformed so that the seating surface approaches horizontal on both flat ground and sloping ground. That is, according to the present invention, it is possible to realize an assembly-type chair that can be used on both flat ground and sloping ground.
In addition, this makes it possible to secure the height from the seating surface to the ground when the assembly-type chair is used on an inclined ground. Thereby, it is possible to ensure the ease of sitting on the slope.

Moreover, the above-mentioned subject is an assembly-type chair constituted by assembling a plate-like body according to the assembly-type chair according to the present invention, and a seat surface portion that can be seated, and a side portion that supports the seat surface portion, And the side portion has a foldable portion that can be bent so that the lower end in contact with the ground is inclined in the front-rear direction, and the upper end and the lower end of the side portion are parallel when the bent portion is not bent. It is also solved by being.
The assembly-type chair can be deformed so that the seating surface approaches horizontal on both flat ground and sloping ground. That is, according to the present invention, it is possible to realize an assembly-type chair that can be used on both flat ground and sloping ground.
In addition, by doing so, the seating surface can be leveled on a flat ground. As a result, the seated person can take a seated posture without a burden on a flat ground.

In the above assembly-type chair, the side portion includes a first side plate disposed on the front side, a second side plate disposed on the rear side, and a third side plate and a fourth side plate disposed on the left and right. It is preferable that the bent portion is formed on the second side plate, the third side plate, and the fourth side plate.
Further, in the above assembly-type chair, the seat surface portion is disposed at the uppermost portion and a second top that is disposed below the first top plate and supports a part of the first top plate. It is preferable to have a top plate.
By carrying out like this, a part of seating surface part can be made into a double structure. Thereby, the intensity | strength of a seat surface part can be improved.

In the assembly-type chair, it is preferable that the second top plate is provided on the rear side near the second side plate in the seat surface portion.
By carrying out like this, the intensity | strength of the back side which supports a seated person's buttocks out of a seat surface part can be improved. Thereby, the intensity | strength of the part to which a load is applied among seat surfaces can be improved.
Moreover, according to said structure, since the bending of a seat surface part can be suppressed, it becomes difficult to get tired even if it sits for a long time. Further, since the deformation of the seating surface portion can be suppressed, the seating feeling is also improved.

In the above assembly-type chair, the second top plate has a first cutout portion formed at a tip, and the third side plate and the fourth side plate are vertically arranged at a center portion in the front-rear direction. A first lead ruled line and a second notch formed at an upper end of the first lead ruled, and the first notch and the second notch are engaged with each other. It is preferable that the second top plate is assembled to the third side plate and the fourth side plate.
By carrying out like this, compared with the case where a side part supports only the right-and-left edge part of a seat surface part, the wider range of a seat surface part can be supported by a side part. Thereby, the load bearing performance of the assembly-type chair can be improved.

In the above assembly-type chair, the second lead ruled formed between each of the second side plate and the third side plate, and the second side plate and the fourth side plate, at least below the bent portion. It is preferable that the first lead ruler and the second lead ruler can be broken.
By doing so, the bent portion can be easily bent. Thereby, the load of the operation | work which bends a bending part can be reduced.

Said assembly type chair WHEREIN: It is preferable if it has the hole part formed between the said 2nd top plate and the said 2nd side plate, and the said 1st top plate has an insertion part penetrated by the said hole part. It is.
By carrying out like this, position shift of the 1st top plate can be controlled. Thereby, stability of a seat surface part can be improved.

In the above assembly-type chair, it is preferable that the plate-like body is made of a single paper member.
By doing so, the assembly-type chair can be reduced in weight. Thereby, the portability of the assembly-type chair can be improved.

  ADVANTAGE OF THE INVENTION According to this invention, the assembly-type chair which can be used on both a flat ground and an inclined ground is realizable.

It is a perspective view of the assembly-type chair for flat ground installation. It is an expanded view of an assembly-type chair. It is a figure explaining the assembly process of an assembly-type chair. It is a figure explaining the assembly process of an assembly-type chair. It is a side view which shows the state which installed the assembly-type chair in the flat ground part. It is a figure explaining the assembly process of the assembly-type chair for sloping ground installation. It is a perspective view of the assembly-type chair for sloping ground installation. It is a side view which shows the state which installed the assembly-type chair in the inclination part. It is an expanded view of the assembly-type chair which concerns on a modification.

Hereinafter, an assembly-type chair 1 according to an embodiment (this embodiment) of the present invention will be described with reference to FIGS. 1 to 9.
In addition, embodiment described below is for making an understanding of this invention easy, and does not limit this invention. That is, the present invention can be changed and improved without departing from the gist thereof, and the present invention includes the equivalents thereof.

  In the embodiments described below, the “up and down”, “front and rear” and “left and right” directions are the “up and down”, “front and rear” and “left and right” directions as viewed from the seated person sitting on the assembling chair 1. Suppose that they match. Specifically, the above “up and down”, “front and back” and “left and right” directions are “up and down”, “front and rear” and “left and right” as viewed from the seated person of the assembling chair 1 for slope installation. It is assumed that the directions coincide with each other, and the occupant of the assembly-type chair 1 for flat ground installation is also seated in the same manner.

<Configuration of assembling chair 1>
In FIG. 1, the perspective view of the assembly-type chair 1 for flat ground installation was shown. FIG. 2 is a development view of the assembly-type chair 1. As shown in FIG. 2, the assembly-type chair 1 is composed of a single paper member (for example, cardboard) as a plate-like body. In addition, a plate-shaped body means what becomes plate shape in the expansion | deployment state.

As shown in FIGS. 1 and 2, the assembly-type chair 1 includes a seat surface portion 10, a bottom portion 20, and side portions 30.
The seat surface portion 10 constitutes a seating surface that supports the buttocks of a seated person who sits on the assembling chair 1.
The bottom portion 20 forms a surface opposed to the seat surface portion 10 and comes into contact with the ground when the assembly-type chair 1 is installed on the ground.
The side part 30 connects the seat surface part 10 and the bottom part 20, and supports the seat surface part 10 from the downward direction. Moreover, when the assembly-type chair 1 is installed on the ground, the lower end of the side part 30 contacts the ground.
Hereinafter, the details of each of the above parts will be described.

The seat surface portion 10 includes a first top plate 11 and a second top plate 12.
As FIG. 1 shows, the 1st top plate 11 is distribute | arranged to the uppermost part in the assembled state, and comprises a seating surface. Moreover, as FIG. 2 shows, the 1st top plate 11 has 11 A of seat surfaces used as a seating surface, and the insertion part 11B.

11 A of seat surfaces are connected with the 1st side plate 31 of the side part 30, and the ruled line 40 is formed in the connection part of 11 A of seat surfaces and the 1st side plate 31, and it can be bent. In the present embodiment, the seating surface 11A has a substantially square shape, but is not limited thereto, and may be a rectangular shape.
Further, an insertion portion 11 </ b> B is formed at the end of the first top plate 11 opposite to the first side plate 31. The insertion part 11 </ b> B is inserted through a hole 15 formed between the second top plate 12 and the second side plate 32 in a state where the assembling chair 1 is assembled. A ruled line 11C is formed at the boundary between the seating surface 11A and the insertion portion 11B and can be bent at the position of the ruled line 11C.

  The second top plate 12 is disposed below the first top plate 11 and supports a part of the first top plate 11. Specifically, as shown in FIG. 2, the second top plate 12 has a support surface 12A and an insertion portion 12B.

12 A of support surfaces contact | abut to 11 A of seat surfaces in the assembled state, and support 11 A of seat surfaces from the downward direction. The support surface 12A is connected to the second side plate 32 of the side portion 30, and a ruled line 40 is formed at the boundary between the support surface 12A and the second side plate 32, and the ruled line 40 can be bent.
The support surface 12 </ b> A has a rectangular shape smaller than the seat surface 11 </ b> A, and is disposed on the rear side of the center in the seat surface portion 10. In the present embodiment, the support surface 12A has the same length in the left-right direction as the seat surface 11A, but the length in the front-rear direction is shorter than the seat surface 11A.
As a result, the front seating portion 16 located in front of the center of the seat surface portion 10 is composed of one piece of the first top plate 11, but the rear seating portion 17 located rearward is composed of the first top plate 11 and the second top plate 11. A double structure of the plate 12 is obtained. Therefore, the strength of the rear seat portion 17 can be improved compared to the front seat portion 16 in a limited material such as a single paper member (for example, cardboard).

  A horizontally long hole 15 formed along the ruled line 40 is formed at the center of the connecting portion between the support surface 12 </ b> A and the second side plate 32. And in the state which assembled the assembly-type chair 1, the insertion part 12B of the 2nd top plate 12 is penetrated by the hole part 15. As shown in FIG.

Further, an insertion portion 12 </ b> B is formed at the end of the first top plate 11 opposite to the second side plate 32. A ruled line 12C is formed at the boundary between the support surface 12A and the insertion portion 12B and can be bent along the ruled line 12C.
Further, two first cutout portions 13 are formed at the end of the insertion portion 12B opposite to the ruled line 12C. In the assembled state of the assembly-type chair 1, the first notch of the insertion portion 12B is engaged with the second notch 33B of the third side plate 33 and the second notch 34B of the fourth side plate 34. Insert the part 13. Accordingly, the support surface 12A can be arranged in a state where it is supported by the upper ends of the third side plate 33 and the fourth side plate 34.

Next, the configuration of the side part 30 will be described.
As shown in FIG. 2, the side portion 30 includes a first side plate 31, a second side plate 32, a third side plate 33, and a fourth side plate 34.

  The first side plate 31 forms a front side surface and is connected to the first top plate 11, the first bottom plate 21, the third side plate 33, and the adhesive margin 35 in the unfolded state. Ruled lines 40 are formed between the first side plate 31, the first top plate 11, the first bottom plate 21, the third side plate 33, and the adhesive margin 35, and can be bent.

The second side plate 32 forms a rear side surface and is connected to the second top plate 12, the second bottom plate 22, the third side plate 33, and the fourth side plate 34 in the unfolded state. Ruled lines 40 are formed between the second side plate 32 and the second top plate 12, the second bottom plate 22, the third side plate 33, and the fourth side plate 34, respectively, and can be bent.
A bent portion 41 is formed below the second side plate 32, that is, on the side close to the second bottom plate 22. The bent portion 41 may be configured as a ruled line, and can be bent at the bent portion 41.
Note that a second lead ruled line 42 is formed at a portion below the bent portion 41 at the boundary between the second side plate 32 and the third side plate 33. Similarly, a second lead ruled line 42 is formed at a portion below the bent portion 41 at the boundary between the second side plate 32 and the fourth side plate 34.
For example, the second lead rule 42 may be formed by cutting 15 mm at intervals of 5 mm. Thus, the second lead rule 42 can be broken.
In the second side plate 32, a portion below the bent portion 41 is a fifth bent region 36E. And when installing the assembly-type chair 1 on an inclined ground, the 5th bending area | region 36E is folded inside the assembly-type chair 1 after the 2nd lead rule 42 is fractured | ruptured.

The third side plate 33 constitutes the right side surface and is connected to the first side plate 31 and the second side plate 32 in the unfolded state. A ruled line 40 is formed at the boundary between the third side plate 33, the first side plate 31, and the second side plate 32, and can be bent.
A first lead ruled line 33 </ b> A is formed at the center of the third side plate 33 in the vertical direction. For example, the first lead ruled line 33A may be formed by cutting 10 mm at intervals of 10 mm. As a result, the first lead ruler 33A can be easily bent, and the lower end portion and the like of the first lead ruler 33A can be broken.

A second notch 33B is formed at the upper end (the upper end in the assembled state) of the first lead rule 33A. As described above, the first cutout portion 13 of the insertion portion 12B engages with the second cutout portion 33B in a state in which the assembling chair 1 is assembled.
In addition, a bent portion 41 extending obliquely is formed below the third side plate 33.
The front end of the bent portion 41 (that is, the end portion closer to the first side plate 31) intersects the lower end of the third side plate 33, and the rear end of the bent portion 41 (that is, the end portion closer to the second side plate 32). ) Intersects the boundary between the third side plate 33 and the second side plate 32.

  Here, the portion below the bent portion 41 of the first lead rule 33A is broken and the portion of the third side plate 33 below the bent portion 41 is the inner side by breaking the second lead rule 42. It becomes easy to bend. Of the third side plate 33, the portion below the bent portion 41, the front side of the first lead ruled line 33A is the first bent region 36A, and the rear side part of the first lead ruled line 33A is the first side. A two-fold region 36B is assumed.

  As described above, when the bending is not performed along the bent portion 41, the upper end and the lower end of the third side plate 33 are parallel to each other, and when the bending is performed along the bent portion 41, The lower end is inclined obliquely upward from the front to the rear.

The fourth side plate 34 constitutes the left side surface and is connected to the second side plate 32 in the unfolded state. A ruled line 40 is formed at the boundary between the fourth side plate 34 and the second side plate 32 and can be bent.
A first lead ruled line 34 </ b> A is formed in the vertical direction at the center of the fourth side plate 34. The first lead ruled line 34A may have, for example, 10 mm cuts made at 10 mm intervals. As a result, the first lead ruled line 34A can be easily bent and the lower end portion of the first lead ruled line 34A can be broken.

A second notch 34B is formed at the upper end (the upper end in the assembled state) of the first lead ruled line 34A. As described above, the first cutout portion 13 of the insertion portion 12B engages with the second cutout portion 34B in a state where the assembling chair 1 is assembled.
In addition, a bent portion 41 extending obliquely is formed below the fourth side plate 34.
The front end of the bent portion 41 in the fourth side plate 34 (that is, the end portion far from the second side plate 32) intersects the lower end of the fourth side plate 34 and the rear end of the bent portion 41 (that is, the second side plate 32). The end on the near side intersects the boundary between the fourth side plate 34 and the second side plate 32.

  Here, the portion below the bent portion 41 of the first lead ruled line 34A is broken and the second lead ruled 42 is broken so that the portion of the fourth side plate 34 below the bent portion 41 is inside. It becomes easy to bend. Of the fourth side plate 34, the portion below the bent portion 41, the front side of the first lead ruled line 34A is the third bent region 36C, and the rear side part of the first lead ruled line 34A is the second side. A 4-fold region 36D is assumed.

As described above, when the folding is not performed along the bent portion 41, the upper end and the lower end of the fourth side plate 34 are parallel to each other, and when the folding is performed along the bent portion 41, The lower end is inclined obliquely upward from the front to the rear.
In addition, the inclination angle of the lower end of the 3rd side board 33 and the lower end of the 4th side board 34 at the time of bending along the bending part 41 shall be the same. Thereby, when it bends along the bending part 41, it can suppress that the seat surface part 10 inclines in the left-right direction.

Next, the configuration of the bottom 20 will be described.
As shown in FIG. 2, the bottom portion 20 includes a first bottom plate 21 and a second bottom plate 22.
The first bottom plate 21 is connected to the first side plate 31, and a ruled line 40 is formed at the boundary between the first bottom plate 21 and the first side plate 31 and can be bent.
The second bottom plate 22 is connected to the second side plate 32, and a ruled line 40 is formed at the boundary between the second bottom plate 22 and the second side plate 32 so that the second bottom plate 22 can be bent.

<Assembly process of assembly type chair 1 for flat ground installation>
Next, the assembly process of the assembly-type chair 1 for flat ground installation is demonstrated, referring FIG. 1 thru | or FIG.

  First, the glue part 35 of the assembly-type chair 1 shown in FIG. 2 is bonded to the fourth side plate 34, whereby the side part 30 is configured in a frame shape as shown in FIG. In this case, the assembly-type chair 1 can be folded in a compact manner by bending the third side plate 33 at the first lead ruled line 33A and bending the fourth side plate 34 at the first lead ruled line 34A.

And when assembling the assembly-type chair 1 for flat ground installation, as FIG. 4 shows, the 1st notch part 13 formed in the insertion part 12B of the 2nd top plate 12, and the 3rd side plate 33 And the second notch 33B and the second notch 34B respectively formed in the fourth side plate 34 are engaged.
At this time, as shown in FIG. 4, the third side plate 33 bends inward at the first lead rule 33A. Similarly, the fourth side plate 34 is bent inward at the first lead ruled line 34A. Thus, the support surface 12A is supported by the upper ends of the third side plate 33 and the fourth side plate 34 not only on the left and right ends but also on the center. Thereby, since the 3rd side board 33 and the 4th side board 34 can be arrange | positioned under a seated person's sciatic tuberosity, the load of a seated person can be supported by the 3rd side board 33 and the 4th side board 34 perpendicularly.

Next, the seat surface 11 </ b> A of the first top plate 11 is disposed on the support surface 12 </ b> A, and the insertion portion 11 </ b> B of the first top plate 11 is inserted into the hole 15. Thereby, the assembly-type chair 1 shown in FIG. 1 is completed.
As described above, the seat surface portion 10 can improve the strength of the rear seat portion 17 with respect to the front seat portion 16 by the double structure of the first top plate 11 and the second top plate 12. Further, as described above, in the rear seating portion 17, the third side plate 33 and the fourth side plate 34 can be arranged vertically below the seated person's sciatic tuberosity, so that the load bearing performance can be improved.

  In FIG. 5, the side view of the assembly-type chair 1 in the state which installed the assembly-type chair 1 for flat ground installation assembled in said process in the flat ground part G1 was shown. As shown in FIG. 5, in the assembly type chair 1 for installation on a flat ground, the upper end and the lower end of the side portion 30 are parallel to each other. Therefore, the seat surface portion 10 supported by the upper end of the side portion 30 is also parallel to the lower end of the side portion 30. That is, in the assembly-type chair 1, the seating surface 11A can be disposed horizontally with respect to the flat ground portion G1 in a state where the folding portion 41 is not folded. Thereby, the assembly-type chair 1 corresponding to the flat part G1 is realizable.

<Assembly process of assembling chair 1 for installation on sloping ground>
Next, the structure and assembly process of the assembly-type chair 1 when installed on an inclined ground will be described with reference to FIGS.
When assembling the assembly-type chair 1 for installation on an inclined ground, as shown in FIG. 6, the assembly-type chair 1 in the state shown in FIG. Next, the second side plate 32, the third side plate 33, and the fourth side plate 34 are bent inward along the bent portion 41. At this time, the second lead rule 42 is broken to form a broken portion 43, and the fifth bent region 36E, the second bent region 36B, and the fourth bent region 36D are separated.
In addition, the first and second bent regions 36A and 36B, and the third and fourth bent regions 36C and 36D are separated along the first lead rule 33A and the first lead rule 34A, respectively. Here, a portion to be cut out of the first lead ruled line 33A and the first lead ruled line 34A is defined as a fracture portion 44.

Next, the bottom surface 20 is rotated again to the lower side, and the seat surface portion 10 is assembled in the same procedure as the assembly of the assembling chair 1 for flat ground installation. That is, after the step shown in FIG. 6, the operations shown in FIG. 3, FIG. 4, and FIG.
Through the above-described operation, the assembly type chair 1 for installation on an inclined land shown in FIG. 7 is completed.
In the above-described process, the seat surface portion 10 is assembled after the folding portion 41 is folded. However, the folding portion 41 may be folded after the seat surface portion 10 is assembled.

In FIG. 8, the side view of the assembly-type chair 1 of the state which installed the assembly-type chair 1 for inclined ground installation assembled in said process in the inclination part G2 was shown. As shown in FIG. 8, in the assembly type chair 1 for installation on an inclined ground, the lower end is inclined obliquely upward from the front to the rear with respect to the upper end of the side portion 30. For example, when the inclination angle θ of the inclined portion G2 and the inclination angle of the side portion 30 are substantially equal, the seating surface 11A of the assembling chair 1 is disposed substantially horizontally.
That is, by folding the folding portion 41, the seating surface 11A can be arranged to be substantially horizontal when the assembly-type chair 1 is grounded with respect to the inclined portion G2. Thereby, the assembly-type chair 1 corresponding to the inclination part G2 is realizable.
That is, according to the assembly-type chair 1, when the folding part 41 is not folded, the state corresponds to the flat ground part G1, and the folding part 41 is folded to correspond to the inclined part G2. can do. Thereby, the assembly-type chair 1 can respond to both a flat ground and an inclined ground.

<Summary>
The assembly-type chair 1 according to the present embodiment is configured by assembling plate-like bodies. The assembly-type chair 1 includes a seat surface portion 10 that can be seated, and a side portion 30 that supports the seat surface portion 10. The side part 30 has a bent part 41 that can be bent so that the lower end in contact with the ground is inclined in the front-rear direction.
The assembly-type chair 1 can be deformed so that the seating surface approaches horizontal on both flat ground and sloping ground. That is, the assembly-type chair 1 can be used on both flat ground and sloping ground.

In the assembly-type chair 1, the side portion 30 includes a first side plate 31 disposed on the front side, a second side plate 32 disposed on the rear side, and a third side plate 33 and a fourth side plate 34 disposed on the left and right. Have. The bent portion 41 is formed on the second side plate 32, the third side plate 33, and the fourth side plate 34.
By doing so, the height from the seating surface to the ground can be ensured when the assembly-type chair 1 is used on an inclined ground. Thereby, it is possible to ensure the ease of sitting on the slope.

In the assembly-type chair 1, the seat surface portion 10 is disposed at the top of the first top plate 11 and the second top plate that is disposed below the first top plate 11 and supports a part of the first top plate 11. 12 and.
By carrying out like this, a part of seating surface part 10 can be made into a double structure. Thereby, the intensity | strength of the seat surface part 10 can be improved.

In the assembly type chair 1, the second top plate 12 is provided on the rear side close to the second side plate 32 in the seat surface portion 10.
By carrying out like this, the intensity | strength of the back side which supports a seated person's buttocks among the seat surface parts 10 can be improved. Thereby, the intensity | strength of the part to which a load is applied among the seat surface parts 10 can be improved.
Moreover, according to said structure, since the bending of the seat surface part 10 can be suppressed, it becomes difficult to get tired even if it sits for a long time. Moreover, since a deformation | transformation of the seat surface part 10 can be suppressed, a seating feeling becomes favorable.

In the assembly-type chair 1, the second top plate 12 has a first notch 13 formed at the tip. The third side plate 33 and the fourth side plate 34 respectively have a first lead ruled line 33A and a first lead ruled line 34A, and a first lead ruled line 33A and a first lead ruled line 34A formed in the vertical direction at the center in the front-rear direction. It has the 2nd notch part 33B and the 2nd notch part 34B which were formed in the upper end. The first notch 13, the second notch 33 </ b> B, and the second notch 34 </ b> B are engaged, and the second top plate 12 is assembled to the third side plate 33 and the fourth side plate 34.
In this way, a wider range of the seat surface portion 10 can be supported by the side portion 30 than when the side portion 30 supports only the left and right end portions of the seat surface portion 10. Thereby, the load bearing performance of the assembly-type chair 1 can be improved.

In the assembly-type chair 1, the second lead ruled line 42 formed between the second side plate 32 and the third side plate 33 and each of the second side plate 32 and the fourth side plate 34 is provided at least below the bent portion 41. Have. The first lead rule 33A, the first lead rule 34A, and the second lead rule 42 can be broken.
This makes it easier to bend the bent portion 41. Thereby, the load of the operation | work which bends the bending part 41 can be reduced.

The assembly-type chair 1 includes a hole portion 15 formed between the second top plate 12 and the second side plate 32, and the first top plate 11 has an insertion portion 11 </ b> B inserted through the hole portion 15.
By doing so, the displacement of the first top plate 11 can be suppressed. Thereby, stability of the seat surface part 10 can be improved.

In the assembly-type chair 1, the upper end and the lower end of the side portion 30 are parallel when the bent portion 41 is not bent.
By doing so, the seating surface 11A can be horizontal on a flat ground. As a result, the seated person can take a seated posture without a burden on a flat ground.

In the assembly-type chair 1, the plate-like body is made of a single paper member.
By doing so, the assembly-type chair 1 can be reduced in weight. Thereby, the portability of the assembly-type chair 1 can be improved.

<Other embodiments>
The present invention is not limited to the above embodiment.
Hereinafter, the assembly-type chair 1 according to a modification of the above embodiment will be described with reference to FIG. As shown in FIG. 9, in the assembly-type chair 1 according to the modification, the top plate support portion 37 is provided on each of the third side plate 33 and the fourth side plate 34. In addition, two third lead rules 23 are provided for the second bottom plate 22 and the fifth bent region 36E. One third lead rule 23 is formed from the lower side of the second bottom plate 22 to connect the intersection of the ruled line 40 that is the boundary between the second side plate 32 and the third side plate 33 and the bent portion 41. . Further, the other third lead ruled line 23 is connected from the lower side of the second bottom plate 22 to the intersection of the bent line 41 and the ruled line 40 that is the boundary between the second side plate 32 and the fourth side plate 34. It is formed.

In the assembly-type chair 1 according to the modification, the left and right end portions of the first top plate 11 and the second top plate 12 can be supported by the top plate support portion 37. Thereby, the intensity | strength of the seat surface part 10 can be improved.
Moreover, in the assembly-type chair 1 which concerns on a modification, it becomes easy to bend the 2nd bottom board 22 inside because the 3rd lead ruled line 23 was formed in the 2nd bottom board 22. FIG. As a result, it is possible to easily perform the operation of bending the inclination-corresponding leg portion 36 to the inside of the seat in the bending portion 41.
Moreover, in the assembly-type chair 1 which concerns on a modification, after assembling the seat surface part 10 first, it becomes easy to bend | fold the inclination corresponding | compatible leg part 36 inside. That is, in a state where the seat surface portion 10 is assembled, the first bending region 36A, the second bending region 36B, the third bending region 36C, and the fourth bending region 36D located on the left and right of the inclination corresponding leg portion 36 are formed. When the second bottom plate 22 is pushed inward after being bent inward, the second bottom plate 22 and the fifth bent region 36E are easily bent inward by the third lead rule 23. Therefore, according to the assembly-type chair 1 which concerns on a modification, the operation | work which bends the inclination corresponding | compatible leg part 36 inside in the state which assembled the seat surface part 10 becomes easy.

  For example, you may print a character and an image on the seat surface part 10, the side part 30, etc. of the assembly-type chair 1. FIG. At this time, the event information of the outdoor event and the seat information may be printed on the assembling chair 1 to use the assembling chair 1 as an event ticket.

The assembling chair 1 is made of paper, but may be formed using other materials such as resin.
In addition, the assembly-type chair 1 can be suitably used in outdoor events such as fireworks displays and outdoor concerts. However, the assembly-type chair 1 is not limited to outdoor events, and can be suitably used indoors.

DESCRIPTION OF SYMBOLS 1 Assembling-type chair 10 Seat surface part 11 1st top plate 11A Seat surface 11B Insertion part 11C Ruled line 12 2nd top plate 12A Support surface 12B Insertion part 12C Ruled line 13 1st notch part 15 Hole part 16 Front seat part 17 Back Seating portion 20 Bottom portion 21 First bottom plate 22 Second bottom plate 23 Third lead rule 30 Side portion 31 First side plate 32 Second side plate 33 Third side plate 33A First lead rule 33B Second notch portion 34 Fourth side plate 34A First Lead ruler 34B 2nd notch 35 Paste margin 36 Inclination corresponding leg 36A 1st bending area 36B 2nd bending area 36C 3rd bending area 36D 4th bending area 36E 5th bending area 37 Top plate Support part 40 Ruled line 41 Bending part 42 Second lead ruled line 43 Breaking part 44 Breaking part G1 Flat part G2 Inclined part

Claims (9)

An assembly-type chair configured by assembling plate-like bodies,
A seating surface that can be seated;
A side portion that supports the seat surface portion,
It said side can have a bent portion foldable to abut the lower end is inclined in the longitudinal direction on the ground,
The side is
A first side plate arranged forward;
A second side plate disposed rearward;
A third side plate and a fourth side plate arranged on the left and right,
The folding chair is formed on the second side plate, the third side plate, and the fourth side plate . An assembly-type chair configured by assembling plate-like bodies,
A seating surface that can be seated;
A side portion that supports the seat surface portion,
The side portion has a foldable portion that can be bent so that a lower end that contacts the ground is inclined in the front-rear direction,
The assembled chair, wherein the upper and lower ends of the side portions are parallel in a state where the bent portion is not bent. The side is
A first side plate arranged forward;
A second side plate disposed rearward;
A third side plate and a fourth side plate arranged on the left and right,
The assembly type chair according to claim 2, wherein the bent portion is formed on the second side plate, the third side plate, and the fourth side plate. The seat portion is
A first top plate arranged at the top;
4. The assembly-type chair according to claim 1, further comprising a second top plate disposed below the first top plate and supporting a part of the first top plate. 5. The assembly type chair according to claim 4, wherein the second top plate is provided on a rear side of the seat surface portion close to the second side plate. The second top plate has a first notch formed at the tip,
The third side plate and the fourth side plate are respectively
A first lead ruled in the vertical direction at the center in the front-rear direction;
A second notch formed at the upper end of the first lead rule,
The said 1st notch part and the said 2nd notch part engage, and the said 2nd top plate is assembled | attached with respect to the said 3rd side plate and the said 4th side plate. Assembling chair. At least below the bent portion, and having a second lead rule formed between the second side plate and the third side plate, and the second side plate and the fourth side plate,
The assembly type chair according to claim 6, wherein the first lead rule and the second lead rule are each ruptureable. A hole formed between the second top plate and the second side plate;
The assembly-type chair according to claim 6 or 7, wherein the first top plate has an insertion portion inserted into the hole portion.   The assembly type chair according to any one of claims 1 to 8, wherein the plate-like body is made of a single paper member.

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