JP5775626B1 - Chair seat structure - Google Patents

Abstract

[PROBLEMS] To provide a strength capable of supporting the weight of tokens such as gaming medals when pulled out, and when the drawer is stored, it completely fits in the seat and protrudes outward from the contour of the seat. And a seat structure of a chair having a table that is safe and does not impair the beauty. A seat structure having a table portion provided in a seat portion of a chair and housed inside the seat portion and used by being pulled out of the seat portion, wherein the table portion is a table. And a support portion connected to the table portion main body. The seat portion includes an opening portion in which the table portion protrudes and protrudes, and the table portion extends inwardly from the opening portion. And an inner gap that can be stored in the table, and a guide portion that slidably guides the table portion main body and the support portion connected to the table portion main body to define the inner gap portion. . [Selection] Figure 3

Description

The present invention relates to a seat structure of a chair, and more particularly, to an improvement of a chair seat arranged in a game arcade.

  Generally, in a game arcade where a large number of gaming machines such as pachinko machines or slot machines are installed, since a large number of parallel gaming machines are configured as islands, the front of each gaming machine of a predetermined width dimension A player sits and plays in the space, and there is no room between the gaming machines, so the player plays a game for a predetermined time in a very narrow space.

  In this case, the player may want to temporarily place various personal items such as cigarettes, lighters, coins, etc. around the game during the game. Only the table portion of the size is provided, and the player has no place to put the personal items as described above.

  In addition, since there is also a limited space for storing storage boxes for storing tokens such as medals discharged from gaming machines, various types of games have been performed while players are seated and playing games at amusement halls. There was a request to secure a place to temporarily store and place personal accessories and token storage boxes.

  From this point of view, the applicant of the present patent investigated patent documents and extracted the following documents. That is, Patent Document 1 is a multi-purpose chair that includes a storage portion attached to the lower surface of the seat portion of the chair, and has a drawer for storage that can store articles on the lower surface of the seat portion of the chair. Proposed.

  However, in Patent Document 1, the bracket is externally attached to the lower surface of the seat portion, and the storage drawer is stored from the side in the space obtained by the seat portion and the bracket. Even in the housed state, the bracket can be visually recognized when viewed from the outside, and it has been difficult to ensure good appearance quality as a chair.

  On the other hand, in patent document 2, the drawer for accommodation is arrange | positioned so that it can protrude and retract in the space | gap part provided in the seat part, and can maintain the external appearance quality as a chair.

However, the storage drawer as disclosed in Patent Document 2 does not have a structure capable of regulating the operation other than the storage drawer operation direction, and thus may cause rattling when being pulled out or in the pulled-out state. At the same time, a sufficient strength for placing a heavy item such as a token storage box in which the tokens are stored in a pulled-out state is not secured, and it cannot be applied to a chair for a gaming machine.
Published Utility Model No. 7-025855 Published Utility Model No. 59-006956

  Therefore, the present invention is based on such a conventional request, and has a strength capable of supporting the weight of a storage box storing tokens such as game medals when the table is pulled out. An object of the present invention is to provide a seat structure of a chair that does not impair the appearance quality as a chair.

In order to achieve the above object, in the seat structure of the chair according to the first aspect of the present invention, it is provided in the seat of the chair, and is housed inside the seat and pulled out to the outside of the seat. The table portion has a table portion main body and a support portion connected to the table portion main body, and the table portion is projected and retracted in the seat portion. Slidably guides the opening, the inner space that can accommodate the table portion inside the seat portion, the table portion main body, and the support portion that is connected to the table portion main body. And a guide portion that defines the inner void portion, and a seat structure of a chair that is arranged in a game hall where a gaming machine is installed, wherein the table portion main body is formed in a planar rectangular shape And the support portion is an end of the table portion. A frame portion that is formed as a plurality of rod-shaped slide portions having a predetermined length dimension connected to the portion, and that abuts against a side wall portion of the inner gap portion and guides the slide of the table portion main body, and is provided with the guide The portion is formed as a plate-shaped guide plate portion that slides and contacts the rod-shaped slide portion.

  Therefore, in the seat structure of the chair according to the first aspect of the present invention, the table portion can be housed inside the seat portion by being pushed in, and the table portion is pulled out and protrudes from the seat portion. Can be made. Further, when the table portion is pulled out and stored, the operation of the support portion provided at one end of the table portion is supported while being guided by the guide portion.

  Further, since the support portion is formed in a rod shape, the rod-shaped slide portion is guided by the guide plate portion over the entire length direction.

  According to a second aspect of the present invention, the inner gap portion includes a table portion main body storage gap portion that can store the table portion main body, and the support portion that is connected to the table portion main body portion storage gap portion. And a support part storage gap.

The invention according to claim 3 is characterized in that a storage recess is formed in the table portion main body.
Therefore, in the seat structure of the chair according to the third aspect of the invention, the table portion can be pulled out and various articles can be placed in the storage recess of the table portion main body.

The invention according to claim 4 is characterized in that the table portion main body is provided with a pull-out handle.
Therefore, in the seat structure of the chair according to the fourth aspect of the invention, the table portion can be easily pulled out by placing a finger on the drawer handle.

  According to the fifth aspect of the present invention, a locking portion is provided at the tip of the rod-shaped slide portion, the locking portion is engaged with the guide plate portion, and the table portion is a seat portion. An engagement portion capable of maintaining a state of protruding forward is provided.

  Therefore, in the seat structure of the chair according to the fifth aspect of the present invention, when the table portion is pulled out, it can be stopped at a predetermined position where the locking portion and the engaging portion are engaged. it can.

  In a sixth aspect of the invention, the rod-like slide portion is formed to have a length that is substantially half of the longitudinal dimension of the seat portion.

  Therefore, in the seat structure of the chair according to the invention of claim 6, the rod-shaped slide portion is extended over the length of about half of the longitudinal dimension of the portion in the state where the table portion is pulled outward. It can be made to contact with a guide part, and the mutual contact area of a table part and a guide part can be enlarged.

  In the invention of claim 1, the table portion can be accommodated in an inward gap provided inside the seat portion, and when the table portion is pulled out, for example, a plastic bottle drink is placed on the upper surface of the table portion. Small personal belongings such as cigarettes, lighters and books can be placed on the table so as not to disturb the game.

  Therefore, in the invention of claim 1, since the accessory receptacle can be provided in the seat portion, for example, when the game machine is installed in the game hall where the game machine is installed, the limited space is effectively used. Thus, the player can enjoy the game in a comfortable environment.

  Since the table part can be stored inside the seat part when not needed, it becomes a part of the seat part in the stored state and can have the same appearance quality as a chair that does not have a table part. By doing so, it is possible to provide a seat structure for a chair that is easy to perform a take-off and seating operation and that does not catch clothes or the like when taking a seat.

Further, when the table portion is pulled out or stowed, the support portion of the table portion is guided by the guide portion, so that the table portion does not rattle when being pulled out or stowed, and can be smoothly pulled out or stowed. It can be carried out.
In addition, for example, when a token storage box storing a token and having a predetermined weight is placed on the pulled-out table portion, the guide portion is supported inside the seat portion. Even a token storage box can be reliably supported.

  Furthermore, in the inventions according to claims 1 and 6, since the support portion is formed in a rod shape, the rod slide portion abuts the guide plate portion over the entire length direction, so the rod slide portion The movement of the table portion and the table portion and the rod-like slide portion in the vertical direction can be realized in the table portion and the rod-like slide portion in the pull-out and storage operations of the table portion with less backlash in the directions other than the operation direction and smooth movement. A large support strength can be ensured.

  Therefore, according to the first and sixth aspects of the present invention, the table portion can be smoothly operated without feeling annoyance due to rattling when the table portion is pulled out and stored. Further, even when a storage box containing a large amount of tokens such as gaming medals is placed, the load of the storage box can be sufficiently supported.

  According to the third aspect of the invention, since the table body can be pulled out and small items can be placed in the storage recesses, the small items can be securely stored. Even in the case where they collide with each other, it is possible to prevent a situation in which small items fall from the table main body due to shaking.

  In the invention according to claim 4, since the table portion can be pulled out by grasping the pulling handle, the table portion integrated with the contour portion of the seat can be easily pulled out in the housed state.

  According to the fifth aspect of the present invention, when the table portion is pulled out, the predetermined position where the engaging portion engages with the engaging portion in a state where the table portion protrudes forward of the seat portion. Therefore, the protruding state of the table portion can always be ensured, and a good use state can be realized.

FIG. 1 shows an embodiment of a seat structure of a chair according to the present invention, and is a perspective view of the entire chair including the chair seat. FIG. 2 is a perspective view of a table portion showing a form of one form of a seat structure of a chair according to the present invention. FIG. 3 is a perspective view showing an embodiment of the seat structure of the chair according to the present invention and showing the internal structure of the seat body. 4 shows a form of one form of the seat structure of the chair according to the present invention, and is a cross-sectional view corresponding to the line IV-IV in FIG. FIG. 5: is a perspective view which shows the form of one form of the seat part structure of the chair based on this invention, and shows a seat part main body in the state which has a table part in a storage position. FIG. 6 is a perspective view showing a form of one form of the seat structure of the chair according to the present invention, and showing the seat body when the table portion is pulled out.

Hereinafter, a seat structure of a chair according to the present invention will be described in detail based on embodiments with reference to the drawings.
FIG. 1 shows a chair 10 according to the present embodiment. The chair 10 includes a leg portion 13 having a disc-shaped fixing plate 61 attached to a lower end portion thereof, a seat portion 11 joined and fixed to the upper end portion of the disc-like leg portion 13 so as to be horizontally rotatable, and the seat portion 11. And a backrest portion 12 fixed via a fixed frame (not shown). In the present embodiment, the chair is installed as a chair.
The seat portion 11 includes a seat portion main body 14 that is directly fixed to the leg portion 13 and a cushion portion 40 that is fixed to the upper portion of the seat portion main body 14, and is entirely formed in a substantially quadrangular planar shape. ing.

The chair 10 according to the present embodiment has a table portion 15 that is provided in the seat body 14 and is housed inside the seat body 14 and pulled out of the seat body 14 and used. doing.
The table portion 15 is provided on the seat portion main body 14 so that it can be drawn forward and stored in the seat portion main body 14 at the center position in the left-right direction.

  As shown in FIG. 2, the table portion 15 includes a table portion main body 16 and a support portion 17 that is connected to the table portion main body 16 via a joining frame portion 30.

The table portion main body 16 has a predetermined thickness dimension and is formed in a substantially square shape on a plane, and planar guide frame portions 21 and 21 formed on both sides in the width direction,
The joint frame portion 30 formed between the guide frame portions 21 and 21 on the rear end side of the guide frame portions 21 and 21 and the guide frame portions 21 and 21 on the front end side of the guide frame portions 21 and 21. The front frame portion 24 is formed, and the housing recess 18 is formed between the front frame portion 24, the guide frame portions 21 and 21, and the joining frame portion 30.

The guide frame portions 21 and 21 include a pair of convex portions 52 and 52 that are formed to project at both ends in the front-rear direction, and a curved concave portion 53 that is formed between the convex portions 52 and 52 and has an inwardly narrow width. Consists of.
The pair of convex portions 52, 52 are formed in a planar arc shape with tip portions having a predetermined thickness dimension, and the convex portions 52, 52 of the pair of left and right guide frame portions 21, 21 are provided in the seat body 14. Further, the table main body 16 guides the sliding operation in the front-rear direction by contacting the peripheral surface portion forming the inner gap portion 26. Sheet-like non-slip portions 58 each having a rough surface are affixed to the upper surface portions of the guide frame portions 21 and 21, respectively.

  The storage recess 18 is formed in a substantially rectangular plane shape, and the front wall portion 54 and the pair of left and right side wall portions 55 and 55 are formed so as to descend perpendicular to the planar guide frame portions 21 and 21. On the other hand, the rear wall portion 56 is formed so as to incline and descend downward.

  The front frame portion 24 has a narrow plate-shaped pulling handle 19 projecting obliquely downward at the front end portion, and a narrow plate-shaped closing plate portion 23 projecting obliquely upward. Is provided.

  The support portion 17 is formed as two rod-like slide portions 31, 31 having a predetermined length dimension that are connected to the joining frame portion 30 of the table portion 15. In the present embodiment, the rod-like slide portion 31 is formed to have a length dimension that is substantially half the longitudinal dimension of the seat body 14.

The rod-like slide portion 31 is formed in a prismatic shape as a whole, and each distal end portion 32 is branched into two in the length direction and formed in a plane U shape, and a cutout portion 33 is provided along the length direction. It has been.
The tip end portion 32 of the rod-like slide portion 31 is formed in a tapered shape, and a locking portion 35 is provided on each outer side in the width direction. The locking portion 35 is provided so as to protrude outward from the two rod-shaped slide portions 31, and has an overall triangular prism shape. The rear end side is wide and has a large protrusion, and as it approaches the tip. It is formed in a flat taper shape that becomes narrower and smaller in protrusion.

  Plate-like slide guide portions 51, 51 provided on the outer side so as to protrude outward are provided on the joining frame portion 30 side of the rod-like slide portions 31, 31, respectively.

As shown in FIGS. 3 to 6, the seat body 14 is formed in a substantially rectangular box shape having a predetermined thickness with an upper opening, and is integrally formed by molding with synthetic resin as a whole. Has been.
A pair of rib structure portions 59, 59 provided with a large number of ribs 57 orthogonal to each other are provided on both sides in the width direction inside the seat body 14 so that rigidity can be ensured when a user is seated. I am doing so.

  In the seat main body 14, an opening 25 in which the table portion 15 protrudes and retracts between a pair of rib structure portions 59, 59, and the table portion 15 is accommodated inside the seat portion continuously from the opening 25. An inner gap portion 26, and a guide portion 27 that slidably guides the table portion main body 16 and the support portion 17 connected to the table portion main body 16 to define the inner gap portion 26. It has been.

  The inner gap portion 26 accommodates the table portion main body accommodation gap portion 28 that can accommodate the table portion main body 16 and the support portion 17 that is connected to the rear end portion of the table portion main body portion accommodation gap portion 28. And a support portion accommodating gap 29.

As shown in FIGS. 3 and 4, the table portion main body housing gap 28 is provided in the front portion of the seat portion main body 14 along the front-rear direction at the center in the width direction.
The table portion main body housing gap 28 is formed to have substantially the same dimensions as the width dimension and the front-rear direction dimension of the table portion main body 16 and is formed as a substantially rectangular gap as a whole.
The table portion main body storage gap portion 28 includes a top plate portion 42, an upper covering portion 49 joined to the front end portion of the top plate portion 42, and a bottom plate portion 48 disposed in parallel to face the top plate portion 42. , And a pair of left and right side walls 50, 50 joined to the upper covering portion 49, and is formed slightly larger than the table portion main body 16 so that the table portion main body 16 can be inserted therein. Has been.

  In the present embodiment, the bottom plate portion 48 and the side wall portions 50 and 50 are configured by an integrally formed table portion support frame member 60 and the upper covering portion 49 is formed by a separate member. The side wall portions 50 and 50 and the upper covering portion 49 constitute a guide portion of the table portion main body 18.

As shown in FIG. 4, the top plate portion 42 is formed larger than the table portion main body 16 so as to cover the entire table portion main body 16 when the table main body 16 is accommodated. The side wall parts 50 and 50 are shorter than the top-plate part 42, and are formed in the length dimension which can support the table main body 16. FIG.
As a result, an opening 25 opening forward is formed at the front end of the table portion main body accommodating gap 28, and a lower opening 47 is provided behind the bottom plate portion 48 of the table portion support frame member 60. Is formed.

  The support portion storage space 29 is provided as an elongated rectangular parallelepiped space that is continuous along the front-rear direction of the seat body 14 at the rear end portion of the table portion storage space 28. The support portion storage gap portion 29 is defined by a plurality of plate-shaped guide plate portions that guide the slide of the rod-shaped slide portion 31.

The guide plate portion is located between the two outer guide plate portions 37a and 37b and the outer guide plate portions 37a and 37b arranged in parallel with each other at a predetermined interval along the front-rear direction of the seat body 14. A central guide plate portion 38 provided in parallel with the outer guide plate portions 37a and 37b is provided at the center in the width direction.
Accordingly, in the present embodiment, one support portion accommodating gap 29a is formed between one outer guide plate portion 37a and the central guide plate portion 38, and the other outer guide plate. Between the portion 37b and the central guide plate portion 38, the other support portion accommodating gap portion 29b is formed.

  The outer guide plate portions 37 a and 37 b and the central guide plate portion 38 are formed as a part of the rib structure forming the seat body 14. The outer guide plate portions 37a and 37b and the central guide plate portion 38 are formed to have substantially the same length as the rod-shaped slide portions 31 and 31, and the outer guide plate portions 37a and 37b and the central guide plate. The width of the plate portion 38 is formed to be slightly larger than the thickness of the locking portion 35 of the rod-shaped slide portions 31 and 31, and the rod-shaped slide portions 31 and 31 are placed in the support portion accommodating gap portions 29a and 29b. It is configured to be fully slidable.

On the inner wall surfaces of the outer guide plate portions 37a and 37b, a columnar engaging portion 36 is provided on the side of the table main body housing space 28 to serve as a stopper when the table portion 15 is pulled out. In addition, a rectangular parallelepiped convex portion 46 having a length and width larger than that of the engaging portion 36 is provided on the upper end portion of the engaging portion 36 at a position above the thickness of the rod-shaped slide portion 31.
The engaging portion 36 is configured so that the locking portion 35 of the rod-shaped slide portion 31 in the support portion accommodating gap 29 when the table portion main body 16 of the table portion 15 is completely pulled out from the opening 25 is provided. It is provided at the position where it is placed.

Therefore, when the table portion 15 is pulled out, the locking portion 35 of the rod-like slide portion 31 is engaged with the engaging portion 36 below the convex portion 46 to restrict the pulling operation, and in this state The locking portion 35 abuts on the lower surface portion of the convex portion 46 and is fixed in the vertical direction, so that rattling in the length direction of the entire support portion 17 can be prevented when the table portion 15 is pulled out. It is configured as follows.

  The central guide plate portion 38 is composed of two guide plates 38a and 38b which are arranged adjacent to each other in parallel via ribs. In addition, a rear end guide plate portion 39 is provided at the rear ends of the outer guide plate portions 37a and 37b and the central guide plate portions 38a and 38b, and the support portion storage gap portions 29a and 29b are closed on the rear end side. When the rod-like slide part 31 is disposed in the support part accommodation gaps 29a and 29b, it serves as a stopper for the tip part of the rod-like slide part 31.

  First fixing portions 41 and 41 formed as gate-like protrusions that can fix the cushion portion 40 are provided at portions adjacent to the outer guide plates 37a and 37b on the outer side in the width direction. A second fixing portion 43 and a third fixing portion 44 having claw-like engaging means are provided on both sides in the width direction of the main body housing gap 28 and the upper surface of the top plate portion 42, respectively.

Hereinafter, the operation of the seat structure of the chair according to the present embodiment will be described with reference to the drawings.
As shown in FIG. 5, in the state where the table portion 15 is housed in the seat portion body 14, the table portion body 16 is covered with the top plate portion 42 in the table portion body housing space 28 and the rod-like slide portion. 31 and 31 are in a state where the front end portions 32 and 32 are in contact with the end guide plate portion 39 in the support portion accommodating gap portion 29, respectively. In this case, the outer side surface of the front frame portion 24 of the table portion main body 16 is substantially flush with the peripheral surface portion of the seat portion main body 14, and only the drawer handle 19 protrudes forward, and the closing plate portion 23 is opened. The part 25 is completely closed.

  Therefore, in the seat part structure according to the present embodiment, the appearance quality equivalent to that of a general chair that does not have the table part 15 in the stored state can be formed, and the table part 15 related protrusions can be formed. Since there is no part, it is possible to eliminate problems such as clothes being caught when the player is sitting or leaving.

  Further, since a pull-out handle 19 is provided on the lower side of the front end 24 of the table portion 15, when necessary, as shown in FIG. 16 can be easily pulled forward from the seat body 14.

  In this case, the convex portions 52 and 52 of the guide frame portions 21 and 21 formed in the width direction of the table portion main body 16 abut on the pair of left and right side wall portions 50 and 50 that define the table portion main body storage gap portion 28. The upper portion of the table body 16 is guided by the top plate portions 42 and 42, and the lower portion is guided by the bottom plate portion 48, and the locking portions 35 and 35 of the rod-like slide portions 31 and 31 are the outer guide plate portions. The table portion 15 is smoothly pulled out in the up, down, left, and right directions without being rattled by being brought into contact with and guided by 37, 37.

  Further, when the table body 16 is completely exposed outward, the locking portions 35 and 35 of the rod-like slide portions 31 and 31 are engaged with the engaging portions 36 and 36 of the outer guide members 37 and 37. Therefore, when the table unit main body 16 is pulled out, the drawing operation stops, and the table unit 15 is fixed in that state.

  In addition, since the locking portions 35 and 35 are also engaged with the convex portions 46 and 46 formed on the upper portions of the engaging portions 36 and 36, when a predetermined weight is placed on the table body 16. Even so, since it is possible to prevent the upward rotation that acts on the tip end portions of the rod-like slide portions 31, 31 with the joint frame portion 30 of the table portion body 16 as a fulcrum, The rattling can be suppressed.

  As a result, the table main body 16 is firmly supported in the seat main body 14 by the rod-shaped slide portions 31 and 31 formed to have a length that is approximately half the longitudinal dimension of the seat main body 14. By pulling the table portion 15 forward, the storage recess 18 of the table portion main body 16 can store small items worn on the body such as beverage bottles, mobile phones, cigarettes, lighters, books, etc. It is also possible to sufficiently support the load when a storage box storing tokens such as medals is placed.

  In this case, since the non-slip portion 22 is provided on the upper surface of the guide frame portions 21 and 21 of the table portion main body 16, even when the token storage box is placed on the guide frame portions 21 and 21. It is difficult to slip in the left-right direction, and the situation of falling can be effectively prevented.

  Since the table portion 15 is provided at the left and right center position of the seat main body 14 of the chair, the table main body 16 protrudes between the legs of the player who is seated when it is pulled out. Therefore, when the table portion 15 is pulled out, it does not disturb the player.

  Further, since the closing plate portion 23 is formed on the upper surface of the front frame portion 24 of the table portion main body 16, when the token storage box is placed as described above, the closing plate portion 23 serves as a stopper. It plays a role and can reduce falling forward.

  When the table portion 15 is housed in the seat portion main body 14, the front portion of the table portion main body 16 is pushed rearward, thereby bringing the table portion main body 16 into the table portion main body in the same procedure as shown in FIG. 5. It can be stored in the storage gap 28.

  Further, when the table portion 15 is removed from the seat portion main body 14, the bar-shaped slide portion 31 is provided with the notch portion 33 at the tip portion, so that the table portion 15 is pulled strongly forward of the seat portion main body 14. Thereby, the front-end | tip part 32 curves to the width direction inner side, can release the engagement state of the latching | locking part 35 and the engaging part 36, and can be removed.

  As described above, the chair having the seat structure 14 of the chair having the table portion 15 that can be used for various purposes is temporarily provided to the player without preparing a new space in the hall in which the gaming machines are arranged side by side. A convenient storage space can be provided quickly.

  In the said embodiment, although the example where the support part 17 was comprised by the two rod-shaped slide parts 31 and 31 was demonstrated, it is not limited to this, For example, even if it is plate shape, A rectangular shape may be sufficient. Moreover, you may form as one slide part.

  Since the present invention can be applied to a game arcade where a chair for gaming machines such as a pachinko or a slot is installed, it has wide industrial applicability.

DESCRIPTION OF SYMBOLS 10 Chair 11 Seat part 12 Back part 13 Leg part 14 Seat part main body 15 Table part 16 Table part main body 17 Support part 18 Storage recessed part 19 Pull-out handle 20 Pull-out handle tip part 21 Guide frame part 23 Closing plate part 24 Front frame Part 25 opening part 26 inner gap part 27 guide part 28 table part main body accommodation gap part 29 support part accommodation gap part 30 joint frame part 31 rod-shaped slide part 32 tip part 33 notch part 35 locking part 36 engagement part 37 outward Guide plate portion 38 Central guide plate portion 39 Rear end guide plate portion 40 Cushion portion 41 First fixing portion 42 Top plate portion 43 Second fixing portion 44 Third fixing portion 46 Convex portion 47 Lower opening portion 48 Bottom plate portion 49 Upper covering Part 50 Side wall part 51 Slide guide part 52 Convex part 53 Concave part 54 Front wall part 55 Side wall part 56 Rear wall part 57 Rib 58 Non-slip part 59 Rib structure part 6 Table unit support frame member

Claims (6)

A seat structure having a table portion provided in a seat portion of a chair and housed inside the seat portion and used by being pulled out of the seat portion, the table portion including a table portion main body, A support portion provided continuously with the table portion main body, and the seat portion is defined by an opening portion where the table portion protrudes and descends, and a side wall portion and a guide portion that are continuous with the opening portion, A seat structure of a chair arranged in a game hall in which a gaming machine provided with a table portion main body and an inner gap portion capable of accommodating a support portion connected to the table portion main body is provided,
The table main body is formed in a planar square shape, and the support portion is formed as a plurality of rod-shaped slide portions having a predetermined length connected to an edge of the table portion, and the inner gap A frame part is provided that contacts the side wall part of the part and guides the slide of the table part body,
The seat structure of a chair, wherein the guide portion is formed as a plate-shaped guide plate portion that slides and contacts the rod-shaped slide portion.   The inner gap portion includes a table portion main body accommodation gap portion that can accommodate the table portion main body, and a support portion accommodation gap portion that can accommodate the support portion connected to the table portion main body portion accommodation gap portion. The chair seat structure according to claim 1, comprising:   The seat structure of a chair according to claim 2, wherein a storage recess is formed in the table body.   The chair structure according to any one of claims 2 and 3, wherein the table main body is provided with a pull-out handle.   An engaging portion is provided at the tip of the rod-shaped slide portion, and the engaging portion engages with the guide plate portion so that the table portion protrudes forward from the seat portion. The seat structure of a chair according to claim 1, wherein a portion is provided.   2. The seat structure of a chair according to claim 1, wherein the bar-shaped slide portion is formed to have a length that is substantially half of the longitudinal dimension of the seat.