JP3203554U - Folding chair - Google Patents

Abstract

A folding chair capable of folding a seat and a leg, wherein the weight of the seat can be borne by the leg itself, and for example, a scene where majesticness such as Buddhist affairs is required A folding chair capable of providing a suitable open leg shape is provided.
SOLUTION: A seat portion and a leg portion including at least four legs 30a to 30d are provided, and the leg portions are disposed in a chair in a horizontal direction with respect to the pair of legs 30a and 30b and the pair of legs 30a and 30b, respectively. Rotating seats 30c and 30d that are rotated toward the side, and the seat is directed inward of the chair in a direction perpendicular to the frame that is laid between the pair of legs 30a and 30b. The seat portion is configured to be placed on the upper portion of the leg portion in the state of being rotated and stored and in the open leg state.
[Selection] Figure 5

Description

  The present invention relates to, for example, a chair used for Buddhist affairs and the like, and relates to a folding chair that can fold a seat and a leg when stored.

  In general, chairs used for Buddhist affairs are stored with the legs closed by means such as folding the legs when not in use, and in use, the chairs that are opened and deployed are used.

  As a chair having the above-described configuration, conventionally, for example, what is described in Japanese Patent Application Laid-Open No. 2002-165666 (Patent Document 1) is well known. For the purpose of being able to fold easily and safely, and to maintain a stable open leg state even when a considerable load is applied to the seat part when the leg is opened, as a leg, a rear leg with a backrest surface and a lower surface of the seat part It consists of a front leg and a support leg that are positioned horizontally, an armrest part that is positioned horizontally, a rear leg that is positioned almost perpendicular to the seat part, and a front frame that forms a rectangular frame that can be deformed via a pivot part and a support bar. Occasionally, the seat leg comes in contact with the middle part of the front leg of the upper end of the support leg in the order from the side of the middle part of the support leg. The rear leg rests on top and supports the rear leg when closed The by rotation of the link member connected, a whole moving away the rear legs and the support legs are configured with collapsible structure.

Japanese Patent Application Laid-Open No. 2002-165666, page 1

  However, in the above-described conventional configuration, the front legs and the rear legs on both sides are pivotally supported by the support shafts inserted through the both side surfaces of the seat portion, and the front legs and the rear legs are opened in an X shape around the support shaft. In addition to being legged, a large part of the weight related to the seat is carried by the support shaft, which causes a problem in strength. In addition, a folding chair whose side is opened in an X shape is not suitable for use in, for example, Buddhist affairs.

  The present invention has been made in view of the above points, and an object of the present invention is a folding chair that can fold the seat and the leg, and bears the weight of the seat by the leg itself. An object of the present invention is to provide a folding chair that can provide an open leg shape that is suitable for scenes that require dignity such as Buddhist affairs.

  Another object of the present invention is to provide a folding chair that can be closed and stored without being bulky when stored.

  The folding chair according to claim 1 includes a seat portion and a leg portion including at least four legs, and the leg portion is disposed in the chair in a horizontal direction with respect to the pair of legs and the pair of legs, respectively. A rotating leg that is rotated and stored toward the direction, and the seat portion is rotated inward of the chair in a direction perpendicular to a frame member that is laid between the pair of legs. The folding chair is housed and in the open leg state, the seat is placed on top of the leg.

  The folding chair according to claim 1, further comprising: a seat portion and a leg portion including at least four legs, wherein the leg portions are respectively horizontal with respect to the pair of legs and the pair of legs. A rotating leg that is rotated and stored inward of the chair, and the seat is directed inward of the chair in a direction perpendicular to the frame that is laid between the pair of legs. In the open leg state, the seat portion is placed on the upper portion of the leg portion. Therefore, the leg portion bears most of the weight related to the seat portion, and the strength is increased. Is secured. In addition, since at least four legs are erected vertically, for example, when a majestic nature such as Buddhist affairs is required, the shape is suitable.

  In the folding chair according to claim 2, in addition to the folding chair according to claim 1, each of the pair of legs is rotated and accommodated in a horizontal direction toward the inside of the chair. The other rotating leg is provided with a storage margin having a width and thickness of the one rotating leg so that the one rotating leg is folded with respect to the other rotating leg.

  In the folding chair according to claim 2, in addition to the folding chair according to claim 1, the folding chair is rotated and accommodated in the chair in the horizontal direction with respect to the pair of legs. The rotating leg is provided with a storage margin having a width and thickness of the one rotating leg so that the one rotating leg is folded with respect to the other rotating leg. The other rotating leg can be stored in an overlapping manner, and can be stored closed without being bulky.

  In the folding chair according to claim 3, in addition to the folding chair according to claim 1 or 2, the seating surface is stored in the chair when the seating surface is stored while being rotated toward the inside of the chair. The frame member is provided with a storage margin having a width and thickness of the two rotating legs so that the two rotating legs folded and rotated toward the direction can be stored.

  In the folding chair according to claim 3, in addition to the folding chair according to claim 1 or 2, the seating surface is stored when the seating surface is rotated toward the inside of the chair. In addition, since the frame member is provided with a storage margin having a width and thickness of the two rotating legs so that the two rotating legs folded and rotated toward the inside of the chair can be stored. The seat can be stored on the two rotating legs, and can be stored closed without being bulky.

  In addition to the folding chair according to any one of claims 1 to 3, the folding chair according to claim 4 is horizontally inward of the pair of legs and the pair of legs. In order to maintain the rotating legs that are rotated and housed in the open leg state, there are provided locking means fitted between the rotating legs in the open leg state.

  In the folding chair according to claim 4, in addition to the folding chair according to any one of claims 1 to 3, the pair of legs and the chair in a horizontal direction with respect to the pair of legs, respectively. In order to keep the rotating leg that is rotated inward and stored in the open leg state, there is a locking means that is fitted between the rotating legs in the open leg state. It can maintain an open leg state without moving, and even if it is lifted by holding the seat portion, the seat portion and the leg portion are locked. It can be easily moved and carried with the seat.

  According to the folding chair according to claim 1, the seat includes a seat portion and a leg portion including at least four legs, and the leg portions are horizontally oriented with respect to the pair of legs and the pair of legs, respectively. A rotating leg that is rotated and stored inward of the chair, and the seat is directed inward of the chair in a direction perpendicular to the frame that is laid between the pair of legs. In the open leg state, the seat portion is placed on the upper portion of the leg portion. Therefore, the leg portion bears most of the weight related to the seat portion, and the strength is increased. Is secured. In addition, since at least four legs are erected vertically, for example, when a majestic nature such as Buddhist affairs is required, the shape is suitable.

  According to the folding chair according to claim 2, in addition to the folding chair according to claim 1, each of the pair of legs is rotated and stored inward in the chair in the horizontal direction. The rotating leg is provided with a storage margin having a width and thickness of the one rotating leg so that the one rotating leg is folded with respect to the other rotating leg. The other rotating leg can be stored in an overlapping manner, and can be stored closed without being bulky.

  According to the folding chair according to claim 3, in addition to the folding chair according to claim 1 or 2, the seating surface is stored when the seating surface is rotated toward the inside of the chair. In addition, since the frame member is provided with a storage margin having a width and thickness of the two rotating legs so that the two rotating legs folded and rotated toward the inside of the chair can be stored. The seat can be stored on the two rotating legs, and can be stored closed without being bulky.

  According to the folding chair according to claim 4, in addition to the folding chair according to any one of claims 1 to 3, the pair of legs and the chair in a horizontal direction with respect to the pair of legs, respectively. In order to keep the rotating leg that is rotated inward and stored in the open leg state, there is a locking means that is fitted between the rotating legs in the open leg state. The legs can be kept open without moving, and even if the seat is lifted up, the seat and the legs are locked, so the position of the place is changed or moved. Sometimes it can be easily moved and carried with the seat.

It is a perspective view of the folding chair (use condition) concerning the present invention. It is a bottom view of the folding chair. It is the perspective view which looked at the seat from the back side. It is a disassembled perspective view of a leg part (a back part is included). It is a perspective view from diagonally below which made the seat part and the leg part into the open leg state (use state). It is a perspective view (1) which shows the process from the open leg state (use state) to the folded state. It is a perspective view (2) which shows the process from the open leg state (use state) to the folded state. It is a perspective view (3) which shows the process from the open leg state (use state) to the folded state. It is a perspective view which shows the state folded.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Hereinafter, a best mode for carrying out a water level display device according to the invention will be described with reference to the drawings.

  1 is a perspective view of a folding chair according to the present invention, FIG. 2 is a bottom view of the folding chair, FIG. 3 is a perspective view of a seat portion viewed from the back side, and FIG. 4 is a leg portion (including a back portion). FIG.

  1 to 4, reference numeral 10 denotes a folding chair according to the present invention. The folding chair 10 includes a seat 20 for a user to sit on, a leg 30 for supporting the seat, and a user's back. The back part 40 for supporting is provided.

  The seat portion 20 includes a front seat frame 21d and side seat frames 21b and 21c formed in a substantially inverted L shape on a flat surface and side surfaces, and a rear seat frame 21a formed from a flat plate having the same thickness as the flat surface. The seat frame 21 is formed in a frame shape, and a reinforcing plate 22 is installed at the center in the longitudinal direction of the front seat frame 21d and the rear seat frame 21a.

  A stopper 23 made of a rectangular flat plate is attached to the front seat frame 21d with a hinge HG. The stopper 23 is set to have a length so that the leg portions 30 (30c, 30d), which will be described later, can be clamped between the side seat frames 21b, 21c in the open leg state.

  The leg portion 30 includes a pair of rear legs 30a and 30b and front legs (rotating legs) 30c and 30d disposed at the lower four corners of the seat portion 20, and the rear legs 30a and 30b extend upward. Thus, the back pillars 40a and 40b are formed. A backrest 40c is installed between the back pillars 40a and 40b. Furthermore, between the rear legs 30a and 30b, a horizontal beam 32f is installed at the lower part, and a horizontal beam 32e is installed at the upper part.

  A front leg storage allowance 50a is attached to the central portion in the longitudinal direction of the horizontal bar 32e so as to protrude forward, and the seat is supported by two hinges HG and HG at the front end of the front leg storage allowance 50a. The part 20 is rotatably attached.

  The front leg (rotating leg) 30c has a shaft column 31a for attaching to the rear leg 30a via hinges HG and HG, and is assembled into a rectangular shape as a whole by horizontal bars 32a and 32b. The hinges HG, HG are attached to the rear legs 30a so that they can be opened and closed horizontally toward the inside of the chair.

  On the other hand, the front leg (rotating leg) 30d is formed in a rectangular shape as a whole by means of horizontal bars 32c and 32d with a shaft column 31b attached to the front leg storage margin 50b attached to the rear leg 30a via hinges HG and HG. The shaft column 31d is attached to the front leg storage margin 50b provided on the rear leg 30b by the hinges HG and HG so that it can be opened and closed horizontally toward the inside of the folding chair. Yes.

  The projecting length of the front leg storage 50a is such that the front legs (rotating legs) 30c and the front legs (rotating legs) can be folded so as to overlap the front legs (rotating legs) 30c, 30d. The length is equal to the width of 30d. Further, the vertical width of the front leg storage 50b is such that the front leg (rotating leg) 30c can be folded so that the front leg (rotating leg) 30d can be folded on the front leg (rotating leg) 30c. The length is equal to the width.

  FIG. 5 is a perspective view from obliquely below with the seat portion and the leg portion in an open leg state (use state). As shown in FIG. 5, when the folding chair 10 is in use, the upper ends of the front legs (rotating legs) 30c, 30d are located at the end of the stopper 23 and inside the side surfaces of the side seat frames 21b, 21c. The front legs (rotating legs) 30c and 30d are fixed so as not to be easily opened and closed.

  6 is a perspective view (1) showing a process from an open leg state (use state) to a folded state, and FIG. 7 is a perspective view (2) showing a process from an open leg state (use state) to a folded state. 8 is a perspective view (3) showing a process from the open leg state (use state) to the folded state, and FIG. 9 is a perspective view showing the folded state.

  When folding the folding chair 10, first, as shown in FIG. 6, the stopper 23 is opened to the front side so that the front legs (rotating legs) 30 c and 30 d are movable.

  Next, as shown in FIG. 7, one of the front legs (rotating legs) 30c (one not provided with the front leg storage allowance 50b) is folded toward the inside of the chair. At this time, since the thickness of the front leg storage margin 50b is formed to be substantially the same as the width of the front leg (rotary leg) 30c, the side surface of the front leg (rotary leg) 30c and the front surface of the front leg storage margin 50b Is almost the same plane.

  Next, as shown in FIG. 8, the front leg (rotating leg) 30d is folded toward the inside of the chair. At this time, since the thickness of the front leg storage margin 50b is formed to be approximately the same as the width of the front leg (rotating leg) 30c, the front leg (rotating leg) 30d overlaps the front leg (rotating leg) 30c. Folded.

  And finally, as shown in FIG. 9, the said seat part 02 is folded toward the chair downward direction. At this time, the projecting length of the front leg storage allowance 50a is substantially the same as the dimension obtained by adding the lateral width of the front leg (rotating leg) 30c and the front leg (rotating leg) 30d. Can be folded over the front leg (rotating leg) 30c and the front leg (rotating leg) 30d.

  Since this invention consists of the above structure, most of the weight concerning the said seat part 20 will be borne by the said leg part 30 (30a-30d), and intensity | strength is ensured. In addition, since at least four of the legs 30 (30a to 30d) are erected vertically, it is suitable when, for example, majesticness such as Buddhist affairs is required.

  Further, when the front leg (rotating leg) 30d is folded toward the inside of the chair, the thickness of the front leg storage space 50b is substantially the same as the width of the front leg (rotating leg) 30c. (Rotating leg) 30d is folded so as to overlap with the front leg (rotating leg) 30c, and when the seat portion 02 is folded downward toward the chair, the projecting length of the front leg storage margin 50a is the front leg (rotating leg). ) 30c and the front leg (rotating leg) 30d are formed to have substantially the same dimensions as the width of the front leg (rotating leg) 30d, so that the seat 20 is placed on the front leg (rotating leg) 30c and the front leg (rotating leg) 30d. They can be folded so that they overlap, and can be stored compactly.

DESCRIPTION OF SYMBOLS 10 Folding chair 20 Seat part 21 Seat frame 21a Rear seat frame 21b Side seat frame 21c Side seat frame 21d Front seat frame 22 Reinforcement plate 23 Stopper

30 leg 30a rear leg 30b rear leg 30c front leg (rotating leg)
30d front leg (rotary leg)
31a Axle column 31b Axle column 32a Horizontal beam 32b Horizontal beam 32c Horizontal beam 32d Horizontal beam 32e Horizontal beam 32f Horizontal beam

40 back 40a back pillar 40b back pillar 40c backrest

50a Front leg storage (seat side)
50b Front leg storage (leg side)

HG Hinge

  In the folding chair according to claim 3, in addition to the folding chair according to claim 1 or 2, the seat portion is stored when the seat portion is rotated toward the inside of the chair. Since the pair of legs is provided with a storage margin having a width and thickness of the rotating legs so that the legs can be stacked and stored on the rotating legs that are rotated and stored in the chair in the horizontal direction. The seat portion can be stored on top of the two rotating legs and can be stored closed without being bulky.

  According to the folding chair according to claim 3, in addition to the folding chair according to claim 1 or 2, when the seat is rotated and stored toward the inside of the chair, the seat is stored. Since the pair of legs is provided with a storage margin having a width and thickness of the rotating legs so that the legs can be stacked and stored on the rotating legs that are rotated and stored in the chair in the horizontal direction. The seat portion can be stored on top of the two rotating legs and can be stored closed without being bulky.

Claims (4)

A seat and a leg with at least four legs,
The leg portion includes a pair of legs, and a rotating leg that is rotated and accommodated in the chair in the horizontal direction with respect to the pair of legs,
The seat portion is housed by being rotated toward the inside of the chair in a vertical direction with respect to a frame member placed between the pair of legs,
In the open leg state, the seat portion is placed on the upper portion of the leg portion.
Rotating legs that are housed by rotating horizontally toward the inside of the chair with respect to the pair of legs, respectively, so that one rotating leg is folded with respect to the other rotating leg. The folding chair according to claim 1, wherein a storage margin having a width and thickness of the leg is provided on the other rotating leg.
When the seat surface is rotated and stored toward the inside of the chair, the seat surface can be stored on the two rotating legs that are rotated and folded toward the inside of the chair. The folding chair according to claim 1 or 2, wherein a storage margin having a width and thickness of the two rotating legs is provided on the frame member.
The rotating legs in the open leg state so as to maintain the pair of legs and the rotating legs housed by rotating in the chair in the horizontal direction with respect to the pair of legs in the open leg state. The folding chair according to any one of claims 1 to 3, further comprising a latching means inserted between the folding chairs.

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