JP5574834B2 - Chair with table - Google Patents

Description

  The present invention relates to a chair with a table provided in a chair installed in a theater or the like in the front-rear direction so that a simple table for use by a seated person in the back chair can be stored in the backrest of the chair.

  A conventional chair with a table is provided with a table storage box for storing the table on the back side of the back of the chair, and the table drawn upward from the opening of the table storage box is arranged so that the table is horizontal. It is tilted to the back side (see, for example, Patent Document 1).

JP 2006-181091 A

  However, in the chair with a table described in Patent Document 1, a handle plate (handle portion) having a lateral width substantially the same as the lateral width of the opening is provided on the upper edge (tip edge) of the table. When the table is lowered vertically from the opening and stored in the table storage box with the table being substantially vertical, it is between the left and right edges of the handle plate and the edge of the opening. There is a possibility that the user may pinch his / her finger, and the weight of the table is concentrated on the finger by the corner of the handle plate, so that it is difficult for the user to pull out the pinched finger. is there.

  The present invention has been made paying attention to such problems, and it is difficult to pinch a finger between the handle of the table and the edge of the opening of the table storage box, and even if the finger is pinched. An object of the present invention is to provide a table chair with which a finger can be easily pulled out.

In order to solve the above problems, the chair with a table of the present invention is
A table storage box capable of storing a table is provided on the back side of the back of the chair, and in a state where the table is substantially vertical, the table storage box is lowered downward from an opening opened at the top of the table storage box. A table-equipped chair that is adapted to be stored in a table storage box, and provided with a handle portion having a left-right width substantially the same as a left-right width of the opening at the leading edge of the table,
The right and left end edges of the handle portion are formed with a handle taper portion having a tapered surface facing the edge side of the opening portion when the handle portion is close to the opening portion.
According to this feature, when the handle portion is close to the opening portion, even if an attempt is made to insert a finger between the handle taper portion and the edge portion of the opening portion, the finger is pushed outward by the handle taper portion. Acting, it becomes difficult to pinch the finger, and even if the finger is pinched between the handle taper portion and the edge of the opening, the taper surface of the handle taper portion comes into contact with the finger, so the weight of the table is reduced. It can be prevented from being concentrated on the finger and can be easily removed even if the finger is pinched.

The chair with a table of the present invention is
An opening taper portion having a taper surface having substantially the same inclination angle as the taper surface of the handle taper portion is formed at an edge of the opening portion.
According to this feature, when the handle portion is close to the opening, the tapered surfaces of the tapered portions are parallel to each other, and even if the fingers are sandwiched between the tapered surfaces, the tapered surfaces are in contact with the fingers. Therefore, it is possible to prevent the weight of the table from being concentrated on the finger and to easily remove the table even if the finger is pinched.

The chair with a table of the present invention is
The handle taper portion is characterized in that it has an inclination of approximately 20 to 60 degrees with respect to the elevation direction of the table.
According to this feature, the inclination of about 20 to 60 degrees with respect to the vertical direction of the table is the inclination of the handle taper portion that can be easily pulled out even if a finger is pinched. In particular, the inclination of about 40 degrees is the best with respect to the elevation direction of the table.

The chair with a table of the present invention is
Reinforcing pieces that reinforce the handle portion are provided at the left and right end portions of the handle portion, the handle taper portion is formed on the reinforcing piece, and a gap between the reinforcing piece and the lower end edge of the opening portion is provided. It is characterized in that a gap is provided at a distance.
According to this feature, even if a finger is sandwiched between the reinforcing piece and the lower end edge of the opening, the finger acts along the grip taper portion so as to come out toward the gap, and the finger is difficult to be sandwiched. .

The chair with a table of the present invention is
A table storage box capable of storing a table is provided on the back side of the back of the chair, and in a state where the table is substantially vertical, the table storage box is lowered downward from an opening opened at the top of the table storage box. A table-equipped chair that is adapted to be stored in a table storage box, and provided with a handle portion having a left-right width substantially the same as a left-right width of the opening at the leading edge of the table,
Reinforcing pieces that reinforce the grip portion are provided at the left and right end portions of the handle portion, and the reinforcing pieces extend along the protruding direction of the handle portion so that the left and right ends of the handle portion are provided. The shape of the portion is substantially triangular in a side view, and the reinforcing piece is formed with a reinforcing piece taper portion having a taper surface facing the back side at a portion that becomes the back side when the table is in a vertical state. It is characterized by that.
According to this feature, even when a finger is sandwiched between the reinforcing piece taper portion of the reinforcing piece and the edge portion of the opening portion when the grip portion is close to the opening portion, the taper surface of the reinforcing piece taper portion is aligned. Acts so that the fingers can come out to the back side, making it difficult for the fingers to be pinched.

It is a perspective view which shows the chair in an Example. It is an AA longitudinal cross-sectional view which shows the chair in FIG. It is a top enlarged view which shows the chair in FIG. It is a vertical side view which shows the state which has a table in a use position. It is a rear view which shows the chair of the state which pulled out the table. It is a partial expansion perspective view which shows the state which has a table in a storage position. It is a vertical side view which shows the state which the handle part and the opening part adjoined.

  EMBODIMENT OF THE INVENTION The form for implementing the chair with a table which concerns on this invention is demonstrated below based on an Example.

  The chair with table according to the embodiment will be described with reference to FIGS. Hereinafter, the left side of FIG. 2 to FIG. 4 will be described as the front side (front side) of the chair with table.

  The code | symbol 1 of FIG. 1 is a chair as a chair with a table to which this invention was applied. The chair 1 is a chair that is used, for example, in a university auditorium or theater. As shown in FIG. 1, many users can be seated by arranging a plurality of chairs 1 arranged in the left-right direction in the front-rear direction. In the present embodiment, the three chairs 1 are arranged side by side in the left-right direction to form one set, but the number of chairs 1 is not limited to this, and any number may be arranged in parallel.

  Further, like the left chair 1 shown in FIG. 1, a table 2 is stored on the back side of the chair 1, the table 2 is pulled out like the central chair 1, and the table 2 like the right chair 1. Can be made horizontal by swinging. The table 2 placed in the horizontal state as described above can be used by a user seated on the chair 1 in the rear seat, and documents and food and drink can be placed on the table 2.

  In the present embodiment, the position of the table 2 in the state in which the table 2 is stored as in the left chair 1 shown in FIG. 1 is set as the storage position, and the table 2 is in the chair 1 as in the right chair 1. The position of the table 2 that is pulled out rearward and in a horizontal state will be described as a use position.

  As shown in FIGS. 1 and 2, the chair 1 includes a leg portion 3 installed on the floor, a seat portion 4 on which a user sits, a backrest portion 5 extending upward from the rear portion of the seat portion 4, and The back frame portion 6 is configured to support the backrest portion 5 on the back side of the backrest portion 5, and the table device 7 is provided behind the back frame portion 6.

  The table device 7 includes a box-shaped table storage box 8 that opens upward, a lid 9 on the top of the table storage box 8, a table 2 that can be pulled out in the table storage box 8, and will be described later. The shock absorber 10 and the cover member 11 are provided.

  The backrest part 5, the back frame part 6, and the back plate 8 a of the table storage box 8 are inclined rearward in a substantially parallel state. The table 2 is stored on the upper side in the table storage box 8, and the table 2 can be pulled out from an opening 24 provided in the upper part of the table storage box 8.

  As shown in FIG. 2, a handle portion 12 that protrudes rearward and downward is formed at the leading edge of the table 2 that is the upper end when the table 2 is in the storage position. The user can grasp the handle portion 12 and pull out the table 2 from the opening 24. The handle portion 12 has a left-right width that is substantially the same as the left-right width of the opening 24.

  A pivot member 13 that pivots the table 2 is attached to the left and right sides of the table 2 at the base end that is the lower end when the table 2 is in the storage position. When the table 2 is pulled out from the table storage box 8, the table 2 is swung around a pivot shaft 13a (swing shaft) at the base end.

  Furthermore, guide rails 14 extending in the vertical direction are attached to the left and right side plates 8b of the table storage box 8 inside thereof. A pivot member 13 attached to the table 2 is engaged with the guide rail 14, and the vertical movement of the table 2 is guided by the guide rail 14. The table 2 is held in the storage position by the lower end portion of the pivot member 13 coming into contact with the lower end portion of the guide rail 14.

  As shown in FIG. 3, a bracket 15 having a substantially S shape in a side view is attached to the back surface of the back frame portion 6, and this bracket 15 is used for reducing the swing speed of the table 2. A shock absorber 10 is attached.

  The shock absorber 10 includes a shaft 16 extending in the vertical direction, a spring 17 provided at the lower portion of the shaft 16, and a stopper 18 fixed to the shaft 16 at the upper portion of the spring 17. Although not specifically shown, the shock absorbers 10 are provided one by one near the left and right side plates 8b in the table storage box 8 of the chair 1.

  A cover member 11 that is substantially L-shaped in the reverse direction when viewed from the right side is provided on the upper portion of the shock absorber 10. The cover member 11 has a lateral width equivalent to that of the table 2, and the upper end portion of the shaft 16 in the shock absorber 10 is fixed to the lower surface of the cover member 11.

  A small cover member 20 is attached to the upper end portion of the back plate 8a in the table storage box 8 on the inner side. Since the small cover member 20 narrows the opening between the table 2 and the back plate 8a, it is difficult for dust to enter between the table 2 and the back plate 8a when the table 2 is in the storage position. Yes. Therefore, it is possible to prevent dust or the like from being intentionally inserted into the table storage box 8 by a rear seated person.

  When the user moves the table 2 from the storage position to the use position, when the user pulls the table 2 upward, the table 2 swings around the pivot shaft 13a, and the top surface 2a ( The cover member 11 is pushed up by the upper surface.

  Since the cover member 11 is always pushed downward by the urging force of the spring 17 provided at the lower part of the shock absorber 10, the swing speed when the table 2 swings and approaches a horizontal state is increased. Thus, the table 2 can be prevented from falling down suddenly.

  As shown in FIG. 4, the table 2 stops when in a horizontal state and becomes a use position. At this time, the top plate surface 2 a of the table 2 is in contact with the lower end portion of the cover member 11, and the lower surface of the table 2 is in contact with the upper end portion of the small cover member 20. Since the upper and lower surfaces of the table 2 are sandwiched between the cover member 11 and the small cover member 20, the horizontal state of the table 2 is maintained and can be used.

  When the table 2 is in the use position, the top plate surface 2a of the table 2 and the cover member 11 are in contact with each other, so that the user puts a pencil or the like on the front back side from the top plate surface 2a side of the table 2. Even in such a case, a pencil or the like is prevented from entering the table storage box 8.

  When the user moves the table 2 from the use position to the storage position, when the user pushes the handle portion 12 of the table 2 in the use position upward, the table 2 swings around the pivot shaft 13a. When the table 2 is in a substantially vertical state, the table 2 is lowered and the table 2 is stored in the table storage box 8.

  Next, the shape of the table 2, the cover part 9, and the taper part 8c (opening taper part) of the table storage box 8 is demonstrated with reference to FIG. 5 and FIG. As shown in FIG. 5, taper portions 9a, 9b, 9c are formed at the corner portions of the upper surface and the inner side surface of the lid portion 9 and the corner portions of the rear surface and the inner side surface of the lid portion 9, Similarly, taper portions 8b and 8c are formed at corner portions from the back plate 8a toward the table storage box 8. That is, tapered portions 8b, 8c, 9a, 9b, and 9c having tapered surfaces are provided on the upper and lower edges and the left and right edges of the opening 24, respectively.

  Further, similarly to the lid portion 9, a tapered portion 12 a having a tapered surface (handle portion taper portion) is also formed at the left and right end portions (left and right end edges) of the handle portion 12 of the table 2. The tapered portion 9a of the lid portion 9 and the tapered portion 12a at the end of the handle portion 12 are brought close to each other when the table 2 is in the vicinity of the storage position.

  The taper portion 9a on the left side of the lid portion 9 and the taper portion 12a at the left end portion of the handle portion 12 are formed so that the inclination angle is substantially equal to the angle θ, and each has the same taper surface. Tilted in the direction. Further, the taper portion 9a on the right side of the lid portion 9 and the taper portion 12a at the right end portion of the handle portion 12 are similarly inclined in the same direction, and the taper surfaces of each are inclined in the same direction (see FIG. 5). ).

  That is, when the handle portion 12 is close to the lid portion 9 (opening 24), the tapered surface of the tapered portion 12a of the handle portion 12 and the tapered surface of the tapered portion 9a of the lid portion 9 are opposed to each other. When the table 2 is inclined and in the vicinity of the storage position, the taper surface of the taper portion 12a of the handle portion 12 and the taper surface of the taper portion 9a of the lid portion 9 are close to each other in parallel. It has become.

  The inclination angle θ of the tapered portion 12a at the left and right end portions of the handle portion 12 and the tapered portions 8b, 8c, 9a, 9b, and 9c at the peripheral edge of the opening portion 24 is relative to the ascending / descending direction (substantially vertical direction) of the table 2. It is about 20 to 60 degrees. Furthermore, in this embodiment, the inclination angle θ is approximately 40 degrees with respect to the vertical direction of the table 2 (substantially vertical direction).

  Therefore, when the user tries to store the table 2 in the table storage box 8 with his / her fingers on the tapered portions 9a and 9b of the lid portion 9 or the tapered portions 12a at the left and right end portions of the handle portion 12 of the table 2. In addition, even if a finger is about to be pinched between the lid portion 9 and the handle portion 12, a force acts in the direction of releasing the finger to the outside, which makes it difficult to pinch the finger and improves safety.

  The shape of the left and right end portions of the handle portion 12 is substantially triangular when viewed from the side. Reinforcing pieces 12b that reinforce the handle portion 12 are provided at the left and right end portions of the handle portion 12. That is, the reinforcing pieces 12b are extended along the protruding direction of the handle portion 12, so that the left and right end portions of the handle portion 12 have a substantially triangular shape in a side view.

  Further, the taper portion 12a is formed in the reinforcing piece 12b, and the gap portion 25 is provided by separating the reinforcing piece 12b and the lower end edge of the opening 24 from each other. Further, the reinforcing piece 12b is formed with a taper portion 12b '(reinforcing piece taper portion) having a tapered surface facing the back surface side at a portion which becomes the back surface side when the table is in a vertical state.

  As shown in FIG. 6, when the table 2 is in the storage position, the height of the handle portion 12 of the table 2 is designed so that the table 2 is stored at a height substantially equal to that of the lid portion 9. Yes. Therefore, a gap portion 25 is formed between the upper end portion 8c of the back plate 8a (the lower end edge 8c of the opening 24) and the handle portion 12 in the table storage box 8, and the user can access the handle portion 12 by hand. Even when the table 2 is stored in the table storage box 8 with the hanged on, it is safe because fingers are not pinched between the back plate 8a and the handle portion 12 in the table storage box 8.

  Further, the gap portion 25 between the upper end portion 8c of the back plate 8a (the lower end edge 8c of the opening portion 24) and the handle portion 12 is formed to be narrow, and it is difficult for dust or the like to enter from the gap portion 25. ing. Therefore, it is possible to prevent dust or the like from being intentionally inserted into the table storage box 8 by a rear seated person.

  As shown in FIG. 7, the tapered portion 12 b ′ of the reinforcing piece 12 b is inclined with a predetermined inclination angle θ ′ with respect to the extending direction of the table 2. Further, the upper surface of the lid portion 9 is also inclined with a predetermined inclination angle θ ′ with respect to the extending direction of the table 2. Further, the taper portion 12b 'of the reinforcing piece 12b and the upper surface of the lid portion 9 are formed so that the inclination angle θ' is substantially the same angle θ ', and the taper surfaces of each are inclined in the opposite direction. That is, even if a finger is sandwiched between the reinforcing pieces 12b at the left and right end portions of the handle portion 12 and the lid portion 9, the finger acts so as to come out toward the back side, and the finger is hardly pinched.

  The inclination angle θ ′ of the taper portion 12 b ′ of the reinforcing piece 12 b and the upper surface of the lid portion 9 is about 45 to 66 degrees with respect to the ascending / descending direction (substantially vertical direction) of the table 2. Furthermore, in this embodiment, the inclination angle θ ′ is approximately 55 degrees with respect to the vertical direction of the table 2 (substantially vertical direction).

  As mentioned above, in the chair 1 with a table in a present Example, the table storage box 8 which can store the table 2 in the back side of the backrest part 5 of the chair 1 is provided, and the table storage box is the state in which the table 2 was made substantially vertical. 8 is lowered downward from the opening 24 opened in the upper part of the table 8 and stored in the table storage box 8, and is substantially the same as the left and right width of the opening 24 at the leading edge of the table 2. The table-equipped chair 1 is provided with a handle portion 12 having a left-right width of dimensions, and the left and right edges of the handle portion 12 are on the edge side of the opening portion 24 when the handle portion 12 is close to the opening portion 24. By forming the tapered portion 12 a having a taper surface facing toward the opening portion 24, even when the handle portion 12 is close to the opening portion 24, an attempt is made to insert a finger between the tapered portion 12 a and the edge portion 9 a of the opening portion 24. The finger is removed by the tapered portion 12a The finger is not easily pinched, and even if the finger is pinched between the taper portion 12a and the edge portion 9a of the opening 24, the taper surface of the taper portion 12a is brought into contact with the finger. Therefore, the weight of the table 2 can be prevented from being concentrated on the finger, and can be easily removed even if the finger is pinched.

  In addition, when the handle portion 12 comes close to the opening portion 24, the tapered portion 9 a having a taper surface having substantially the same inclination angle as the taper surface of the taper portion 12 a is formed on the edge portion 9 a of the opening portion 24. In addition, the tapered surfaces of the tapered portions 9a and 12a are parallel to each other, and even if a finger is sandwiched between the tapered surfaces, the tapered surface is brought into contact with the finger, so that the weight of the table 2 is concentrated on the finger. Can be easily removed even if a finger is caught.

  Further, the tapered portion 12a of the gripping portion 12 is inclined approximately 20 to 60 degrees with respect to the ascending / descending direction (vertical line) of the table 2, so that it is approximately equal to the ascending / descending direction (vertical line) of the table 2. The inclination of 20 to 60 degrees is the inclination of the tapered portion 12a of the handle portion 12 that can be easily pulled out even if a finger is pinched. In particular, the inclination of about 40 degrees with respect to the elevation direction of the table 2 is the best.

  Reinforcing pieces 12b that reinforce the handle portion 12 are provided at the left and right ends of the handle portion 12, and a taper portion 12a of the handle portion 12 is formed on the reinforcing piece 12b. Since the gap 25 is provided so as to be separated from the lower end edge 8 c, even if a finger is sandwiched between the reinforcing piece 12 b and the lower end edge 8 c of the opening 24, it follows the tapered portion 12 a of the handle portion 12. Thus, the finger is pulled out toward the gap 25, and the finger is hardly pinched.

  Reinforcing pieces 12b that reinforce the handle portion 12 are provided at the left and right ends of the handle portion 12, and the reinforcing piece 12b extends along the protruding direction of the handle portion 12, thereby allowing the handle portion 12 to extend. The left and right end portions of the reinforcing plate 12b have a substantially triangular shape in a side view, and the reinforcing piece 12b has a tapered portion 12b ′ having a tapered surface facing the back side at a portion on the back side when the table 2 is in a vertical state. By being formed, even when a finger is sandwiched between the taper portion 12b ′ of the reinforcing piece 12b and the edge portion of the opening portion 24 when the handle portion 12 approaches the opening portion 24, the taper portion 12b ′ It acts so that the finger comes out to the back side along the taper surface, and the finger is hardly pinched.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  For example, the tapered portion 8c of the table storage box 8, the tapered portions 9a and 9c of the lid portion 9, and the tapered portions 12a of the left and right end portions of the handle portion 12 are formed with tapered surfaces. In order to cushion the impact when the table 2 descends when stored in the storage box 8, a cushioning material or the like may be provided on this taper. Thereby, even when a user has pinched the finger, the finger can be prevented from being damaged.

DESCRIPTION OF SYMBOLS 1 Chair 2 Table 2a Top plate surface 5 Backrest part 7 Table apparatus 8 Table storage box 8a Back surface plate 8b Side surface plate 8c Tapered part (opening taper part)
9 Lid 9a Taper (opening taper)
9b Taper (opening taper)
9c Taper (opening taper)
12 Handle part 12a Taper part (grip part taper part)
12b Reinforcement piece 12b 'taper part (reinforcement piece taper part)
24 Opening 25 Clearance

Claims (5)

A table storage box capable of storing a table is provided on the back side of the back of the chair, and in a state where the table is substantially vertical, the table storage box is lowered downward from an opening opened at the top of the table storage box. A table-equipped chair that is adapted to be stored in a table storage box, and provided with a handle portion having a left-right width substantially the same as a left-right width of the opening at the leading edge of the table,
At the left and right end edges of the handle portion, a handle taper portion having a tapered surface facing the edge side of the opening portion when the handle portion is close to the opening portion is formed. Chair.   The chair with a table according to claim 1, wherein an opening taper portion having a taper surface having substantially the same inclination angle as the taper surface of the handle taper portion is formed at an edge portion of the opening portion.   The chair with a table according to claim 1 or 2, wherein the grip taper portion has an inclination of approximately 20 to 60 degrees with respect to the ascending / descending direction of the table.   Reinforcing pieces that reinforce the handle portion are provided at the left and right end portions of the handle portion, the handle taper portion is formed on the reinforcing piece, and a gap between the reinforcing piece and the lower end edge of the opening portion is provided. The chair with a table according to any one of claims 1 to 3, wherein a gap portion is provided so as to be spaced apart. A table storage box capable of storing a table is provided on the back side of the back of the chair, and in a state where the table is substantially vertical, the table storage box is lowered downward from an opening opened at the top of the table storage box. A table-equipped chair that is adapted to be stored in a table storage box, and provided with a handle portion having a left-right width substantially the same as a left-right width of the opening at the leading edge of the table,
Reinforcing pieces that reinforce the grip portion are provided at the left and right end portions of the handle portion, and the reinforcing pieces extend along the protruding direction of the handle portion so that the left and right ends of the handle portion are provided. The shape of the portion is substantially triangular in a side view, and the reinforcing piece is formed with a reinforcing piece taper portion having a taper surface facing the back side at a portion that becomes the back side when the table is in a vertical state. A chair with a table.

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