JP6873541B2 - Support device - Google Patents

Description

The present invention relates to a support device such as a bench that supports a seat or other member.

Japanese Patent Application Laid-Open No. 2005-230247 describes the support frames (8) and (8) supported by the left and right seat support brackets (5) as an invention relating to a bench installed on a platform of a station or the like, and the support frame (8) is supported. Those supporting the seat body (10a) via (8) are disclosed.

In this bench, a support frame composed of two front and rear metal pipes that face left and right and are closed at both ends in a recessed portion (7) formed on the upper surface of the front end portion of the left and right seat support brackets (5). (8) Both ends of (8) are fixed by bolts (not shown) inserted from below the front end of the bracket (5) (paragraph 0022).
On the lower surface of the central portion of the seat support portion (11a) in the side frame (11), an upward semicircular holding groove that fits from above into the lower surface and the upper halves of both ends of the front and rear support frames (8). (14) The receiving member (15) having (14) is fixed, and the downward semicircular holding grooves (17) (17) formed on the upper surface of the fixing member (16) below the fixing member (15) are provided with the front and rear support frames. The upper end of the bolt (18) fitted to the lower half of (8) and inserted from below the fixing member (16) is screwed into the female screw hole (not shown) in the center of the receiving member (15). By doing so, the left and right side frames (11) are fixed to both ends of the front and rear support frames (8) (paragraph 0024).

Therefore, to assemble this bench,
Both ends of the support frames (8) and (8) are fixed to the seat support bracket (5) by bolts inserted from below the front end of the bracket (5).
By screwing the upper end of the bolt (18) inserted from below the fixing member (16) into the female screw hole in the center of the receiving member (15), the left and right side frames (11) can be moved forward and backward. It is necessary to be fixed to both ends of the support frame (8), and there is a problem in work efficiency especially when assembling at an installation site such as a platform of a station.

Japanese Unexamined Patent Publication No. 2005-230247

An object of the present invention is to provide a support device such as a bench, which is easy to assemble and is suitable for efficiently transporting in a disassembled state and assembling at an installation site.

The support device of the present invention can be expressed as follows.

(1) A support device including one or more legs, a horizontal member, and one or more fixed bodies for legs.
The leg portion has a bearing portion on the upper side capable of bearing the required portion of the horizontal member upward.
The required portion of the horizontal member is supported by the support portion of the leg portion, the leg fixing body is located above the required portion, and the leg fixing body is fastened to the leg portion by the fastening body. As a result, the horizontal member is held by the leg portion and the leg fixing body.
The fastening body has a fastening operation end portion, and the leg fixing body and the leg portion are fastened by the fastening body in a state where the fastening operation end portion can be operated from above the leg fixing body. A support device characterized by being present.

The required portion of the horizontal member is supported by the support portion of the leg portion, the leg fixing body is located above the required portion, and the leg fixing body is fastened by the leg portion and the fastening body. Thereby, the horizontal member is held by the leg portion and the leg fixing body.

The fastening body has a fastening operation end portion, and the leg fixing body and the leg portion are fastened by the fastening body in a state where the fastening operation end portion can be operated from above the leg fixing body. Therefore, the assembly work is easy even if it is the work at the installation site.

(2) Any one or more of the above-mentioned fixed bodies for legs support another supported member on the upper side thereof, and the supported member operates the end portion for fastening operation of the above-mentioned fastening body to release the fastening. The support device according to (1) above, which is in a state where the above cannot be performed.

A state in which one of the leg fixing bodies supports another supported member on the upper side thereof, and the supported member cannot operate the fastening operation end of the fastening body to release the fastening. Therefore, it is possible to effectively prevent the leg and the leg fixing body from being unfastened intentionally or for some reason such as mischief, which is the most important for maintaining the structure as a support device.

(3) It has one or more fixed bodies for non-legs and one or more holding bodies.
The non-leg fixing body is located above the required portion of the horizontal member other than the location where the leg is located, and the holding body is located below the required portion. By fastening the body to the holding body by the fastening body, the non-leg fixing body and the holding body are held by the horizontal member.
The fastening body has a fastening operation end portion, and the fastening of the non-leg fixing body and the holding body by the fastening body is in a state where the fastening operation end portion can be operated from above the non-leg fixing body. The support device according to (1) or (2) above.

The non-leg fixing body is located on the upper side of the required portion of the horizontal member other than the portion where the leg is located, the holding body is located on the lower side of the required portion, and the non-leg fixing body is said. The non-leg fixing body and the holding body are held by the horizontal member by being fastened by the holding body and the fastening body.

The fastening body has a fastening operation end portion, and the fastening of the non-leg fixing body and the holding body by the fastening body is performed in a state where the fastening operation end portion can be operated from above the non-leg fixing body. Therefore, the assembly work is easy even if it is the work at the installation site.

(4) Any one or more of the non-leg fixed bodies support another supported member on the upper side thereof, and the supported member operates the fastening operation end portion of the fastening body to fasten the fastening body. The support device according to (3) above, which is in a state where it cannot be released.

A state in which any of the non-leg fixing bodies supports another supported member on the upper side thereof, and the supported member cannot operate the fastening operation end of the fastening body to release the fastening. Therefore, it is possible to effectively prevent the non-leg fixing body and the holding body from being unfastened intentionally or for some reason such as mischief.

(5) The support device according to any one of (1) to (4) above, wherein the horizontal member follows a certain horizontal straight line.

(6) The support device according to any one of (1) to (5) above, which constitutes a bench.

In the support device of the present invention, the leg fixing body and the leg portion are fastened by the fastening body in a state where the fastening operation end can be operated from the upper side of the leg fixing body, so that the assembly work is easy. It is also suitable for efficiently transporting in a disassembled state and assembling at the installation site. However, the support device of the present invention is not premised on being transported in a disassembled state.

It is a partially disassembled perspective view of the bench. It is an enlarged perspective view of the main part of a leg part. It is an enlarged perspective view of the main part of the leg part, the horizontal member, and the leg fixing body in the state where the seat part support part is not attached. It is an enlarged perspective view of the main part of a holding body and a horizontal member in a state where a non-leg fixing body is not attached. It is an enlarged perspective view of the main part of a holding body, a horizontal member, and a non-leg fixed body in a state where a seat support portion is not attached. It is a perspective view of the bench with a part of a seat cushion and a back cushion removed. It is a partially disassembled perspective view of another bench.

[1] An embodiment of the present invention will be described with reference to the drawings.

The drawings are for a bench as an example of an embodiment of the support device of the present invention.

This bench has a pair of left and right leg portions A, one horizontal member B, a pair of left and right leg fixing bodies C, four non-leg fixing bodies D, and three seat support integrally with the backrest portion S2. It has a part S (supported member).

(1) The horizontal member B is formed by closing both ends of a square pipe steel pipe and has a shape along a certain horizontal straight line.

(2) The horizontal member B is supported at a constant height by the legs A at both ends.

Each leg A has a substantially inverted V shape that expands downward in the front-rear direction, and has a support portion A1 in the central portion (that is, the upper portion). The support portion A1 is a fitting recess with an upper opening in which the lower half of the end portion of the horizontal member B is fitted to support and hold the horizontal member B at the lower portion and both side portions, and is on the left and right sides. Each is open.

The fitting recess forming the support portion A1 of the leg portion A has an upward convex portion A2 in the center of the bottom portion located below, and a square cross-sectional groove portion A3 extending to both inner wall surface portions and the bottom portion slightly inside each of the open portions on both sides. Have.

(3) The leg fixing body C has a substantially L-shape having a horizontal portion C1 and a rising portion C2 rising from the rear portion, and the end portion of the horizontal member B is located at the central portion in the front-rear direction of the horizontal portion C1. Among them, the upper half portion is fitted and has a fitting recess C3 having a lower opening for supporting or holding the horizontal member B at the upper portion and both side portions, and the fitting recess C3 is opened to the left and right sides, respectively, and is horizontally mounted. It is externally fitted to the upper half of the end portion of the shape material B.

(4) The leg fixing body C is fastened to the leg portion A by bolts T (fasteners) at the front position and the rear position of the horizontal member B, respectively, whereby the horizontal member B is fastened to the leg. It is held by the portion A and the leg fixing body C at the upper, lower, front and rear sides.

The bolt T has a head T1 (end for fastening operation) for performing fastening and unfastening operations. Bolts T are inserted from above into the vertically penetrating connecting holes C4 provided in the front and rear wall portions of the fitting recesses C3 in the leg fixing body C with the head portion T1 facing up, respectively, in the leg portion A. The male screw portion on the tip side (that is, the lower side) of each bolt T is screwed into the female screw hole portion A4 in the vertical direction of the upper opening provided on the front and rear wall portions of the fitting recess forming the support portion A1. Let and conclude. The connecting hole C4 of the leg fixing body C has a diameter-expanded position slightly below the upper end, and the diameter below the expanded-diameter position is slightly larger than the shaft portion of the bolt T and the head T1 of the bolt T1. Smaller in diameter.

In a state where the leg fixing body C and the leg A are fastened by the bolt T, the head T1 of the bolt T is located at an enlarged diameter position slightly below the upper end of the connecting hole C4 and is located at the connecting hole. While fitting in C4, the head T1 of the bolt T can be unfastened and fastened from above the leg fixing body C.

(5) The non-leg fixing body D is located at four upper portions of the horizontal member B other than the portion where the leg A is located, and is held under the horizontal member B at each location. The body E is located, and the non-leg fixing body D is fastened to the holding body E by the bolt T at each position, so that the non-leg fixing body D and the holding body E move up and down and the holding body E with respect to the horizontal member B. It is held on both sides.

The non-leg fixing body D in this example is the same as the leg fixing body C, and the bolt T used for fastening the holding body E is also the same as that used for fastening the leg fixing body C and the leg portion A. The fitting recess D3 of the non-leg fixing body D is externally fitted to a required portion of the horizontal member B in the same manner as the fitting recess C3 of the leg fixing body C.

The holding body E has a substantially U-shape, and an upper opening in which the lower half of the required parts of the horizontal member B fits on the upper side to support or hold the horizontal member B in the lower portion and both side portions. The fitting recess E1 of the above is provided, and the fitting recess E1 is opened to the left and right sides, respectively, and is externally fitted to the lower half of the horizontal member B.

The fitting recess E1 of the holding body E is the same as the fitting recess E1 constituting the support portion A1 of the leg portion A, and is similarly positioned with respect to the horizontal member B.

Bolts T are inserted from above into the upper and lower penetrating connecting holes D4 provided in the front and rear wall portions of the fitting recess D3 in the non-leg fixing body D, respectively, with the head T1 facing up, and the holding body E. The male screw portions of the bolts T are screwed into the female screw hole portions E4 in the vertical direction of the upper openings provided in the front and rear wall portions of the fitting recesses E1 to be fastened.

In a state where the non-leg fixing body D and the holding body E are fastened by the bolt T, the head T1 of the bolt T is located at an enlarged diameter position slightly below the upper end of the connecting hole D4 and is located in the connecting hole. While fitting in the portion D4, the head T1 of the bolt T can be unfastened or fastened from above the non-leg fixing body D.

(6) The leg fixing body C located at the right end of the horizontal member B and the non-leg fixing body D adjacent to the left side thereof have a seat support portion S integrally with the backrest portion S2 on the upper side thereof. It is fixedly supported. That is, the left and right side portions of the lower surface of the seat support portion S are supported on the horizontal portions C1 and D1 of the leg fixing body C and the non-leg fixing body D each having a substantially L shape, and are used for the legs. The front end and seat of each of the horizontal portions C1 and D1 in a state where the left and right sides of the rear surface of the backrest portion S2 are supported on the front side of the rising portions C2 and D2 of the fixed body C and the non-leg fixed body D, respectively. The support portion S is fixed from below with screws R, and the upper ends of the rising portions C2 and D2 and the backrest portion S2 are fixed with screws R from behind. In this way, the head portion T1 of the bolt T is operated by the seat portion support portion S fixedly supported on the horizontal portions C1 and D1 of the leg fixed body C and the non-leg fixed body D to release the fastening. It is in a state where it cannot be done.

A leg fixing body C located at the left end of the horizontal member B, a non-leg fixing body D adjacent to the right side thereof, and a pair of non-leg fixing bodies D located at the center of the horizontal member B. Similarly, a seat support portion S integrally with the backrest portion S2 is fixedly supported on the upper side of each.

A seat cushion M is held on each of the seat support portions S, and a back cushion N is held on the front portion of each of the backrest portions S2. As shown in FIG. 6, the seat cushion M and the back cushion N can be attached to and detached from the seat support portion S and the backrest portion S2 by screws W, respectively, and may be damaged or the design may be changed. Can be replaced according to.

(7) In the bench shown in FIG. 7, one side of the seat support portion S integrally with the backrest portion S2 in which the back cushion N is held is fixed to the leg fixing body C in advance with a screw R. A non-leg fixing body D is fixed to the other side of the seat support portion S with a screw R, and both connecting holes C4 of the leg fixing body C and both connecting holes of the non-leg fixing body D. The portion D4 and the respective connecting hole portions S3 formed in the seat portion support portion S form a concentric shape.

In this way, with the leg fixing body C integrally with the seat support portion S and the non-leg fixing body D, a bolt T is inserted into each connecting hole S3 from above with the head T1 facing up. Then, through both the connecting holes C4 of the leg fixing body C and the connecting holes D4 of the non-leg fixing body D, both female screw holes A4 of the leg A and both female screws of the holding body E, respectively. The male screw portion of each bolt T is screwed into the hole portion E4 and fastened. As a result, with respect to the head T1 of the bolt T, the horizontal member B is moved up and down and front and back by the leg A and the leg fixing body C in a state where the fastening release operation or the fastening operation can be performed from the upper side of the seat support portion S. It is held at both sides, and the non-leg fixing body D and the holding body E are held at the upper and lower sides and both sides with respect to the horizontal member B.

Further, by attaching the seat cushion M on the seat support S with the screw W, the head T1 of the bolt T is covered with the seat cushion M, and the head T1 of the bolt T is operated to release the fastening. It will be in a state where it cannot be done.

[2] Embodiments of the present invention will be further described including embodiments other than the above.

The support device of the present invention may constitute a device that supports various types of support, in addition to a bench that supports a seat portion, an armrest portion, a luggage storage portion, and the like as support portions.

The support device of the present invention includes one or more legs, a horizontal member, and one or more fixed bodies for legs.

(1) Horizontal material

The material of the horizontal member can be stably supported by the legs and has sufficient strength and rigidity to stably support other members, for example, a square pipe or a round shape. Examples thereof include pipe materials made of various steel pipes such as pipes or other materials, and constant cross-sectional shape materials made of shaped steel such as H-shaped steel or other materials. The horizontal member is not limited to an integral one, and for example, two steel pipes may be arranged in parallel.

The shape of the horizontal member is generally a shape along a straight line in a certain horizontal direction, and for example, a horizontal curve shape, a horizontal wave shape, a horizontal polygonal line shape, a horizontal annular shape, or another horizontal shape in a plan view. It may be annular, or it may be inclined or bent up and down.

(2) Legs

The legs are for bearing the horizontal member to the required height according to the bench or other uses, and have sufficient strength and rigidity to stably support the horizontal member. Can be.

The legs may be provided at positions (usually a plurality of positions) necessary for stably bearing the horizontal member. For example, legs may be provided at both ends of the horizontal member along a straight line in the horizontal direction, and if necessary, at one or two or more intermediate portions. It should be noted that a part of the horizontal member is supported by another structure or the like, and the other one or more positions of the horizontal member may be supported by the legs.

The leg shape of the leg portion may adopt an inverted V-shape, an inverted U-shape, an inverted T-shape, an inverted Y-shape, or various other shapes, and is not particularly limited.

It has a bearing on the upper side (not limited to the upper end) of the leg. The bearing portion can support the required portion of the horizontal member at least upward, and for example, the portion of the required portion of the horizontal member including the lower end (for example, the lower part, the upper and lower intermediate positions from the lower end, or the lower end). From the upper part) or all of them to form a fitting recess with an upper opening that can support or hold the horizontal member at the lower part and both sides, or to support the lower surface of the required part of the horizontal member. However, it is not limited to this.

It is preferable that the support portion of the leg portion can be positioned between the required portion of the horizontal member by fitting the concave portion and the convex portion. For such positioning, for example, one or two or more protrusions in the vertical direction are provided on one of the support portion of the leg portion and the required portion of the horizontal member, and the other portion is fitted to the protrusions on the upper and lower sides. Providing recesses in the direction, providing one or more grooves in the vertical direction on one side and providing vertical ridges that fit into the grooves on the other, protrusions and recesses, and grooves and ridges. It can be done by providing both, but it is not limited to these.

(3) Fixed body for legs

(3-1) The leg fixing body is located on the upper side of the required part of the horizontal member supported by the leg supporting part, and the leg fixing body is fastened to the leg by the fastening body. Thereby, the horizontal member is held by the legs and the leg fixtures (eg, at the top and bottom and / or both sides). The leg fixing body may have sufficient strength and rigidity to exert such a function. The leg portion and the fixed body for the leg can have a one-to-one relationship, but the relationship is not limited to this, and for example, a two-to-one or other combination can be used.

(3-2) For example, the leg fixing body is laterally fitted with or all of the required parts of the horizontal member including the upper end (for example, the upper part, the upper and lower intermediate positions from the upper end, or the upper part to the lower part). It has a fitting recess with a lower opening that can support or hold the rack at the top and both sides, and the fitting recess shall be externally fitted to the required location of the horizontal member, or the rack may be horizontal. It may be in contact with the upper surface of the required part of the material, but the present invention is not limited to this.

The leg fixing body can be positioned between either or both of the leg portion and the required portion of the horizontal member by fitting with a concave portion and a convex portion. For such positioning, for example, one or more protrusions in the vertical direction are provided on one side, and one or two or more protrusions in the vertical direction are provided on the other side, and one or more protrusions in the vertical direction are provided on the other side. It can be done by providing a groove portion of the above and providing a ridge portion in the vertical direction to be fitted to the groove portion on the other side, and providing both a protrusion and a recess and a groove portion and a ridge portion, but the present invention is not limited to these. ..

(3-3) The leg fixing body is fastened to the leg by a fastening body such as a bolt, whereby the horizontal member is fixed to the leg by the leg and the leg fixing body, for example, up and down and / or both sides [general]. (On both sides, which are orthogonal to the axial direction of the horizontal member).

(3-4) The fastening body has a fastening operation end (for example, the head of a bolt) for performing a fastening and unfastening operation, and the fastening of the leg fixing body and the leg by the fastening body is performed. It is performed in a state where the fastening operation end can be operated from the upper side of the leg fixing body (for example, the fastening operation end is exposed on the upper side of the leg fixing body). The fastening body may be such that it does not cover the horizontal member (for example, does not penetrate the horizontal member), but is not necessarily limited to this.

For example, a fastening body such as a bolt reaches the leg from the leg fixing body through a connecting hole that penetrates the leg fixing body vertically (not necessarily vertical), and a female screw provided on the leg. The leg fixing body and the leg can be fastened by screwing or the like to the fastened portion such as the portion.

The fastening operation end (for example, the head of the bolt) of the fastener in the fastened state may be located, for example, near the upper end of the connecting hole (preferably a position within the connecting hole). it can.

In the case of a fastening body using screws such as bolts, the fastening operation end is located at the upper position, so that the fastening can be loosened due to vibration and gravity, etc., compared to the case where it is located at the lower position. Can be prevented.

(3-5) The leg fixture shall be integrated or coupled with another supported member (eg, seat plate or seat support, backrest) above it (along with other leg fixtures as needed). It is possible to support the seat plate portion or the seat portion support portion, the armrest portion, the luggage storage portion, etc.). The supported member may not be connected to either the leg portion or the horizontal member. In this specification, the seat plate portion and the backrest portion may have a seat cushion and a back cushion, respectively.

The shape of the leg fixing body can be, for example, a rod shape, a thin plate shape, a plate shape, or a frame shape, and when another supported member is supported on the upper side thereof, the shape of the supported member is suitable. As described above, the shape can be bent into an L shape or the like.

The supported member may be a member to which another member can be attached and detached. For example, the seat cushion and the back cushion can be attached to and detached from each of the seat support portion and the backrest portion, respectively.

When the supported member is supported by the leg fixing body, the supported member can operate the fastening operation end of the fastening body to release the fastening (for example, by being covered with the supported member). It is preferable that the state cannot be achieved.

(3-6) The leg fixing body is integrated with the armrest, luggage storage, etc., or the seat plate or seat support, and the seat plate or seat support that is integrated with the backrest. It can also be. In this case, the leg fixing body and the leg portion are fastened by the fastening body in a state where the fastening operation end portion can be operated from the upper side of the seat portion supporting portion that is integrated with the backrest portion of the leg fixing body. Can be. In that case, the seat cushion or the like is further supported by such a seat support portion or the like, whereby the fastening operation end portion of the fastening body cannot be operated to release the fastening. Is preferable.

(4) Fixed body for non-legs

(4-1) The non-leg fixing body is located on the upper side of the required part of the horizontal member other than the part where the leg is located, and the holding body is located on the lower side of the required part. By fastening the fixing body to the holding body by the fastening body, the non-leg fixing body and the holding body are held (for example, in the upper and lower parts and / or both sides) with respect to the horizontal member. The non-leg fixed body may have sufficient strength and rigidity to exert such a function. The non-leg fixed body may also be connected or integrated with the leg fixed body.

(4-2) For the non-leg fixed body, for example, a part including the upper end portion (for example, an upper portion, an upper and lower intermediate position from the upper end, or an upper end to the lower portion) or all of the required parts of the horizontal member are fitted. It has a fitting recess with a lower opening that can support or hold the horizontal member at the upper part and both sides, and the fitting recess shall be fitted outside to the required part of the horizontal member, or the horizontal member. It may be in contact with the upper surface of the required part of the shape material, but the present invention is not limited to this.

The non-leg fixed body can be positioned between the required portion of the horizontal member by fitting with a concave portion and a convex portion or the like. For such positioning, for example, one or more protrusions in the vertical direction are provided on one side, and one or two or more protrusions in the vertical direction are provided on the other side, and one or more protrusions in the vertical direction are provided on the other side. It can be done by providing a groove portion of the above and providing a ridge portion in the vertical direction to be fitted to the groove portion on the other side, and providing both a protrusion and a recess and a groove portion and a ridge portion, but the present invention is not limited to these. ..

(4-3) The non-leg fixing body is fastened to the holding body by a fastening body such as a bolt, whereby the horizontal member (for example, the upper and lower parts and / or both sides [generally, the horizontal frame] Both sides of the material that are orthogonal to the axial direction of the material])), both the non-leg fixing body and the holding body are held.

(4-4) The fastening body has a fastening operation end (for example, the head of a bolt) for performing fastening and unfastening operations, and the fastening body can be used to fasten the non-leg fixing body and the holding body. , The fastening operation end portion can be operated from the upper side of the non-leg fixed body (for example, the fastening operation end portion is exposed on the upper side of the non-leg fixed body). The fastening body may be such that it does not cover the horizontal member (for example, does not penetrate the horizontal member), but is not necessarily limited to this.

For example, a fastening body such as a bolt reaches the holding body from the non-leg fixing body through a connecting hole that penetrates the non-leg fixing body vertically (not necessarily vertically), and is provided on the holding body. The non-leg fixing body and the holding body can be fastened by screwing or the like to a fastened portion such as a female screw portion.

The fastening operation end (for example, the head of the bolt) of the fastening body in the fastening state may be located near the upper end of the connecting hole, for example.

In the case of a fastening body using screws such as bolts, the fastening operation end is located at the upper position, so that the fastening can be loosened due to vibration and gravity, etc., compared to the case where it is located at the lower position. Can be prevented.

(4-5) The non-leg fixed body (along with other leg fixed body or non-leg fixed body as required) has another supported member (for example, a seat plate or a seat support, a backrest) on the upper side thereof. It may support a seat plate portion or a seat portion support portion, an armrest portion, a luggage storage portion, etc., which is integrated with or is connected to the portion. The supported member may not be bonded to either the holding body or the horizontal member.

The shape of the non-leg fixed body can be, for example, a rod shape, a thin plate shape, a plate shape, or a frame shape, and when another supported member is supported on the upper side thereof, the shape of the supported member is suitable. For example, the shape can be bent into an L shape or the like.

When the supported member is supported by the non-leg fixed body, the supported member (for example, by being covered with the supported member) operates the fastening operation end of the fastening body to release the fastening. It is preferable that the condition is such that

(4-6) The non-leg fixed body is integrated with the armrest, luggage storage, etc., or the seat plate or seat support, and the seat plate or seat support that is integrated with the backrest. It can also be. In this case, the non-leg fixing body and the holding body are fastened by the fastening body in a state where the fastening operation end can be operated from the upper side of the seat support portion that is integrated with the backrest portion of the non-leg fixing body. It can be said. In that case, the seat cushion or the like is further supported by such a seat support portion or the like, whereby the fastening operation end portion of the fastening body cannot be operated to release the fastening. Is preferable.

(4-7) The non-leg fixed body and the leg fixed body may be the same member.

(5) Retaining body

The retainer is intended to be held together with the non-leg resting body against a horizontal member ( eg, top and bottom and / or both sides), and may have sufficient strength and rigidity for that purpose. ..

The holding body is located below the portion of the horizontal member where the non-leg fixing body is located on the upper side.

The holding body is formed, for example, by fitting the portion (for example, the lower part, the upper and lower intermediate positions from the lower end to the upper and lower intermediate positions, or the lower end to the upper part) or all of the required parts of the horizontal member to the horizontal member (for example, upper and lower parts). It has a fitting recess with an upper opening that can be supported or held (and / or on both sides), and the fitting recess shall be externally fitted to the required location of the horizontal member, or the horizontal member. It may be in contact with the lower surface of the required portion, but is not limited to this.

The holding body can be positioned between either or both of the non-leg fixed body and the horizontal member by fitting with a concave portion and a convex portion. For such positioning, for example, one or more protrusions in the vertical direction are provided on one side, and one or two or more protrusions in the vertical direction are provided on the other side, and one or more protrusions in the vertical direction are provided on the other side. It can be done by providing a groove portion of the above and providing a ridge portion in the vertical direction to be fitted to the groove portion on the other side, and providing both a protrusion and a recess and a groove portion and a ridge portion, but the present invention is not limited to these. ..

A Leg A1 Support A2 Convex A3 Square cross-section groove A4 Female screw hole B Horizontal member B1 Fitting hole C Leg fixing body C1 Horizontal part C2 Standing part C3 Fitting recess C4 Connecting hole D Non Fixed body for legs D1 Horizontal part D2 Standing part D3 Fitting recess D4 Connecting hole E Holding body E1 Fitting recess E2 Convex part E3 Square cross section groove E4 Female screw hole M Seat cushion N Back cushion R Screw S seat Support part S2 Backrest part S3 Connection hole T bolt T1 Head W screw

Claims (9)

A support device including one or more legs, a horizontal member, and one or more leg fixing bodies.
The leg portion has a bearing portion on the upper side capable of bearing the required portion of the horizontal member upward.
The required portion of the horizontal member is supported by the support portion of the leg portion, the leg fixing body is located above the required portion, and the leg fixing body is fastened to the leg portion by the fastening body. As a result, the horizontal member is held by the leg portion and the leg fixing body.
Each of the support portion of the leg portion and the required portion of the horizontal member has a fitting positioning portion for positioning each other.
The fastening body is introduced from above to each predetermined position of the leg fixing body and the leg portion, and the fastening of the leg fixing body and the leg portion by the fastening body is operated only from the upper side of the leg fixing body. are performed in a state that can no by,
A support device having no fastening body that penetrates the horizontal member and fastens the leg portion, the horizontal member, and the leg fixing body. The support device according to claim 1, wherein the upper portion of the required portion of the horizontal member and the leg fixing body do not have a positioning portion for positioning each other. The first or second aspect of the present invention, wherein the leg fixing body can support a seat portion or a seat plate portion for supporting the seat portion, or is integrally formed with the seat portion support portion or the seat plate portion. Support device. Claim 1 in which a seat support portion or a seat plate portion is supported on the leg fixing body, and the seat portion support portion or the seat plate portion and the leg fixing body are fastened to the leg portion by the fastening body. Or the support device according to 2. Any one or more of the fixed bodies for legs support another supported member on the upper side thereof, and the supported member operates the end portion for fastening operation of the fastening body to release the fastening. The support device according to any one of claims 1 to 4, which is in a state where the device cannot be used. It has one or more non-leg fixed bodies and one or more holders.
The non-leg fixing body is located above the required portion of the horizontal member other than the location where the leg is located, and the holding body is located below the required portion. By fastening the body to the holding body by the fastening body, the non-leg fixing body and the holding body are held by the horizontal member.
The fastening body has a fastening operation end portion, and the fastening of the non-leg fixing body and the holding body by the fastening body is in a state where the fastening operation end portion can be operated from the upper side of the non-leg fixing body. The support device according to any one of claims 1 to 5, which is performed. Any one or more of the non-leg fixing bodies support another supported member on the upper side thereof, and the supported member operates the fastening operation end portion of the fastening body to release the fastening. The support device according to claim 6, which is in a state where it cannot be used. The support device according to any one of claims 1 to 7 , wherein the horizontal member follows a certain horizontal straight line. The support device according to any one of claims 1 to 8, which constitutes a bench.

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