JP6641576B2 - Chair - Google Patents

Description

  The present invention relates to a chair.

  For example, in hospitals, banks, public institutions, and the like, chairs capable of holding umbrellas and canes are used in consideration of user convenience, as shown in Patent Literature 1 and Patent Literature 2. The chair disclosed in Patent Literature 1 is provided with a concave portion that is opened to the side with respect to the armrest, and it is possible to engage and support an umbrella or a cane with this concave portion. Further, the bench disclosed in Patent Document 2 is provided with a leaning portion which is opened obliquely in a plan view with respect to a luggage place installed at the same height as the stool, and a cane is leaned on the leaning portion. It is possible.

Registered Utility Model No. 3040067 JP-A-11-89671

  However, in the chairs disclosed in Patent Literature 1 and Patent Literature 2, a seated person cannot grasp a handle such as a cane or the like supported by a recessed portion or a leaning portion and stand forward. That is, the concave portion of Patent Document 1 is open to the side. For this reason, when the occupant attempts to move forward as it is by grasping the handle of a cane or the like inserted into the recessed portion, the side wall portion of the recessed portion is buffered by the cane that is moved forward with the rising motion of the occupant. Then, the standing motion of the occupant is disturbed. Further, the leaning portion of Patent Document 2 is opened in an oblique direction. For this reason, similarly to the recessed portion, when the occupant attempts to move forward, the side wall portion of the leaning portion is buffered by the walking stick that is moved forward with the occupant's rising motion, and the occupant's rising motion is performed. Is inhibited. Such inhibition of the rising motion may cause inconvenience, particularly for elderly people.

  Further, in the chair disclosed in Patent Literature 2, a leaning portion is provided for a luggage storage area installed at the same height as the stool. Normally, the height of the chair stool is low with respect to the entire length of the walking stick. For this reason, when the stool is provided with the leaning portion, the low position of the cane is maintained, and the stability of the cane is lacking. For this reason, there is a possibility that the wand falls due to a slight vibration or the like. In addition, in order to stably hold the cane, the shape of the leaning part becomes complicated as a result, and the likelihood that the cane will be caught on a part of the leaning part at the time of rising motion is increased, and the rising motion is obstructed Will do.

  The present invention has been made in view of the above-described problems, and an object of the present invention is to improve the convenience of a standing operation in a chair that can hold a rod-shaped object to be held such as a cane.

  The present invention employs the following configuration as means for solving the above-mentioned problems.

  A first aspect of the present invention is a chair provided with a seat for supporting a seated person from below, wherein the chair is disposed above the seat, and holds a rod-shaped held body so as to be separated from the seat toward a front side thereof. A configuration having a portion is adopted.

  According to the present invention, the holding portion holds the rod-shaped held body so as to be separated toward the front side of the seat. For this reason, when the user holding the held object in a rod shape such as a cane or the like stands up toward the front, the held object similarly moved forward does not buffer the holding unit. Therefore, according to the present invention, the rising motion of the seated person holding the held object is not hindered. Further, according to the present invention, the holding portion is disposed above the seat. For this reason, the cane and the like can be stably held without complicating the shape and the like of the holding portion, and it is possible to prevent the standing motion of the occupant from being hindered by the holding portion.

  According to a second aspect of the present invention, in the first aspect, an armrest for supporting an elbow of a seated person is provided, and the holding portion is provided at a front end of the armrest.

  According to the present invention, since the holding portion is formed at the front end of the armrest supporting the elbow (arm) of the seated person, the held body is held near the hand of the seated person. Therefore, according to the present invention, when the occupant placing the arm on the armrest stands up, the held object can be easily grasped. Further, the held object can always be kept within the range of the field of view, and the held object can be easily gripped.

  According to a third aspect, in the second aspect, the armrest is configured such that a horizontal width of a front end portion is set wider than a horizontal width of a rear end portion.

  According to the present invention, the front end of the armrest on which the holding portion is provided is wide, so that the holding portion can be widely secured. When the holding portion is wide, the range in which the held object can be received can be widened. Therefore, the positioning of the held body when the held body is accommodated in the holding portion can be facilitated. Furthermore, since the horizontal width of the rear end of the armrest is narrow, the width of the rear area of the seat can be widened. Therefore, a wide space around the waist of the seated person can be secured, and the sitting comfort can be improved.

  In a fourth aspect based on the second or third aspect, the armrest is installed in a rearwardly inclined posture in which a front end is higher than a rear end.

  According to the present invention, the armrest is in the backward tilted posture. For this reason, the to-be-held body can be supported from a little below by the holding part provided in the front end part of the armrest. For this reason, generally, the held body is held by the holding section with the handle side slightly inclined to the rear side. At this time, the held body can be stably supported by the holding section.

  According to a fifth aspect of the present invention, in any one of the second to fourth aspects, the seat is provided on both sides of the armrest in plan view, and a front end of the seat is located forward of a front end of the armrest. The configuration of being arranged is adopted.

  According to the present invention, the front end of the seat is disposed forward of the front end of the armrest on which the holding portion is provided, and the seats are disposed on both sides of the armrest on which the holding portion is provided. For this reason, the seats are arranged on both sides of the held body held by the holding portion, and it is possible to prevent the held body from falling down. Further, it is possible to prevent a pedestrian or the like from contacting the held object.

  According to a sixth aspect of the present invention, in any one of the first to fifth aspects, a configuration is employed in which the holding portion is formed of a concave portion that is depressed rearward of the seat.

  According to the present invention, the holding portion is formed by the concave portion. For this reason, the structure of the holding portion can be simplified, and it is possible to improve the maintainability and reduce the manufacturing cost.

  ADVANTAGE OF THE INVENTION According to this invention, since it has the holding | maintenance part arrange | positioned above a seat and hold | maintains the bar-shaped object to hold | maintain toward the front side of the said seat so that separation is possible, it can hold the rod-shaped object to be held, such as a stick. In a comfortable chair, it is possible to improve the convenience at the time of the rising operation.

It is an overall view of a chair in a first embodiment of the present invention, (a) is a plan view, (b) is a front view, and (c) is a side view. It is the whole armrest with which the chair in a 1st embodiment of the present invention is provided, (a) is a top view, (b) is a side view, and (c) is a front view. It is the whole chair in 2nd Embodiment of this invention, (a) is a top view, (b) is a front view, (c) is a side view. It is the whole armrest and the holding part with which the chair in a 2nd embodiment of the present invention is provided, (a) is a top view, (b) is a side view, and (c) is a front view.

  Hereinafter, an embodiment of a chair according to the present invention will be described with reference to the drawings. In the following drawings, the scale of each member is appropriately changed in order to make each member a recognizable size.

(1st Embodiment)
FIG. 1 is an overall view of a chair 1 of the present embodiment, in which (a) is a plan view, (b) is a front view, and (c) is a side view. In the following description, the front will be referred to as the front side as viewed from the seated person, the rear side as viewed from the seated person, the left side as viewed from the seated person will be referred to as the left side, and the right direction as viewed from the seated person will be referred to as the right side.

  As shown in FIG. 1, the chair 1 of the present embodiment includes a support beam 2, a leg 3, a fixed frame 4, a seat 5, a backrest 6, and an armrest unit 7. As shown in FIGS. 1A and 1B, the chair 1 of the present embodiment is a chaise lounge having a plurality of seats 5 and is installed in, for example, a waiting room of a hospital or a public institution.

  The support beam 2 is a strength member horizontally supported by the two legs 3 and has a substantially rectangular prism shape in cross section. The support beam 2 has a length in which four seats 5 and five armrest units 7 can be installed, and directly or indirectly supports the fixed frame 4, the seat 5, the backrest 6, and the armrest unit 7. ing.

  The legs 3 are attached to each of the ends of the support beam 2. That is, in the present embodiment, two legs 3 are provided. As shown in FIG. 1C, each leg 3 projects forward from the support beam 2 and projects forward from the support beam 2, and projects forward toward the rear from the support beam 2. And a bifurcated shape having a rear inclined frame 3b that is inclined. Each leg 3 is connected to the support beam 2 at a joint between the front inclined frame 3a and the rear inclined frame 3b. These legs 3 have their lower ends in contact with the floor surface on which the chair 1 is installed, and support the support beam 2 from below.

  The fixed frame 4 is a member extending in the front-rear direction, and is fixed to the support beam 2. As shown in FIG. 1B, two fixed frames 4 are provided for one seat 5, and each is fixed to the seat 5 from below. That is, one seat 5 is supported from below by two fixed frames 4 that are separated in the left-right direction. Thus, since two fixed frames 4 are provided for one seat 5, a total of eight fixed frames 4 are provided in the chair 1 of the present embodiment.

  The seat 5 has a seat frame 5a, a seat shell 5b, and a seat cushion 5c. The seat frame 5 a is a support member that supports the seat cushion 5 c from below, and is fixed to the fixed frame 4. As shown in FIG. 1C, the seat frame 5a is formed integrally with a back frame 6a of the backrest 6 described later, and the rear side is connected to the lower side of the back frame 6a. The seat shell 5b is a resin cover member fixed to the lower surface of the seat frame 5a. The seat cushion 5c is provided on the seat frame 5a, and is a portion that directly supports the occupant from below. That is, the upper surface of the seat cushion 5c is the seat surface 5c1 of the chair 1 of the present embodiment.

  As shown in FIGS. 1A and 1B, four such seats 5 are arranged along the support beam 2. The seats 5 are arranged with a certain gap D therebetween. Thereby, between the seats 5, an accommodation space S capable of accommodating the stick T (see FIG. 1C), which is a rod-shaped object to be retained, is formed. In the present embodiment, since four seats 5 are provided and the accommodation space S is formed between the seats 5, the seat 5 has a total of three accommodation spaces S. Further, as shown in FIG. 1A, the front end 5d of the seat 5 is disposed in front of a front end 7b1 of an armrest 7b described later in a plan view.

  The backrest 6 has a back frame 6a, a back shell 6b, and a back cushion 6c. The back frame 6a is a support member that supports the back cushion 6c from the rear side, and is integrated with the seat frame 5a. The back shell 6b is a resin cover member fixed to the rear side surface of the back frame 6a. The back cushion 6c is provided on the front side surface of the back frame 6a, and supports the occupant from behind when the occupant leans on the backrest 5.

  The armrest unit 7 has an armrest post 7a and an armrest 7b. The armrest support column 7a is a columnar member whose lower end 7a1 is fixed to the support beam 2 and extends upward from the support beam 2. As shown in FIG. 1 (c), the armrest support 7a has a forwardly inclined posture in which the upper end 7a2 is inclined forward of the lower end 7a1. Note that the upper end 7a2 of the armrest support 7a extends in the front-rear direction. Such an upper end 7a2 is in contact with the armrest 7b from below.

  The armrest 7b is a support member extending in the front-rear direction and supporting the seated person's elbow (arm) from below. As shown in FIG. 1 (c), the armrest 7b has a rearwardly inclined posture in which the front end 7b1 is inclined higher than the rear end 7b2, and is supported from below by the armrest support 7a. .

  2A and 2B are enlarged views of the armrest 7b, wherein FIG. 2A is a plan view, FIG. 2B is a side view, and FIG. 2C is a front view. As shown in FIG. 2A, a holding portion 7c is provided at a front end 7b1 of the armrest 7b. The holding portion 7 c is formed of a concave portion that is recessed toward the rear of the seat 5. That is, the holding portion 7c has a shape that is opened toward the front side of the seat 5. As shown in FIG. 1C, such a holding portion 7c supports a portion immediately below the handle of the cane T from the rear side, and allows the cane T to be separated toward the front of the seat 5.

  Further, the holding portion 7c has an inner wall surface 7c1 formed of a curved surface that is curved with a constant radius of curvature. Further, the boundary between the holding portion 7c and the front side surface 7b3 of the armrest 7b is chamfered, and the inner wall surface 7c1 of the holding portion 7c and the front side surface 7b3 of the armrest 7b are connected by a continuous curved surface. Further, the front side surface 7b3 of the armrest 7b is a curved surface that bulges forward with a constant radius of curvature smaller than the radius of curvature of the holding portion 7c. As described above, the inner wall surface 7c1 of the holding portion 7c and the front side surface 7b3 of the armrest 7b are curved surfaces, and the inner wall surface 7c1 and the front side surface 7b3 are continuously connected, so that the front end of the armrest 7b in plan view. It is possible to prevent a corner from being formed in the portion 7b1. For this reason, the touch feeling of the armrest 7b can be improved, and it is possible to prevent the surface of the cane T from being in contact with the armrest 7b and being damaged when the wand T is accommodated in and removed from the holding portion 7c. In addition, since the radius of curvature of the inner wall surface 7c1 of the holding portion 7c is set to be larger than the radius of curvature of the front side surface 7b3 of the armrest 7b, the holding portion 7c can be widely secured.

  As shown in FIG. 2A, the width of the armrest 7b in the left-right direction is gradually reduced from the front end 7b1 toward the rear end 7b2 in plan view. That is, the width d1 of the front end 7b1 in the left-right direction (that is, the horizontal direction) is set to be wider than the width d2 of the rear end 7b2 in the left-right direction. As shown in FIG. 2, a fitting groove 7b4 in which the upper end 7a2 of the armrest support 7a is fitted is formed on the lower surface side of the armrest 7b. The fitting groove 7b4 has a shape surrounding the upper end 7a2 of the armrest support 7a in plan view. By fitting the upper end 7a2 of the armrest post 7a into such a fitting groove 7b4, the movement of the armrest 7b in the front, rear, left and right directions is restricted.

  As shown in FIGS. 1A and 1B, the armrest unit 7 including the armrest post 7 a and the armrest 7 b is provided between the seats 5 and at each end of the support beam 2. Are located. That is, the armrest units 7 are alternately arranged with the seats 5 along the support beam 2.

  When the user holding the staff T sits on the chair 1 of the present embodiment having such a configuration, for example, the user sits on the seat 5 while supporting the body with the staff T, and thereafter, T is housed in the holding portion 7c with its tip hitting the floor. Thereby, as shown in FIG. 1C, the cane T is supported from behind by the holding portion 7c even if the occupant is not gripping. Subsequently, when the occupant stands up, the occupant grasps the cane T, supports the body with the cane T, stands up, and simultaneously moves forward while holding the cane T. The wand T is also moved forward along with the standing motion of the occupant. At this time, since the holding unit 7c supports the wand T from behind so that the wand T can be separated from the front, the wand T is held by the holding unit. There is no buffering at 7c.

  According to the chair 1 of the present embodiment as described above, the holding portion 7c holds the cane T so as to be separated toward the front side of the seat 5. For this reason, when the user holding the cane T stands up forward, the cane T similarly moved forward does not buffer the holding portion 7c. Therefore, according to the chair 1 of the present embodiment, the standing motion of the occupant holding the staff T is not hindered. Further, according to the chair 1 of the present embodiment, the holding portion 7c is disposed above the seat 5. Therefore, the cane T can be stably held without complicating the shape and the like of the holding portion 7c, and it is possible to prevent the standing motion of the occupant from being hindered by the holding portion 7c. Therefore, according to the chair 1 of the present embodiment, it is possible to improve the convenience in the rising operation.

  Further, the chair 1 of the present embodiment has an armrest 7b for supporting an elbow of a seated person, and a holding portion 7c is provided at a front end 7b1 of the armrest 7b. According to the chair 1 of the present embodiment, since the holding portion 7c is formed at the front end 7b1 of the armrest 7b that supports the elbow (arm) of the seated person, the cane T is positioned near the seated person's hand. Will be retained. Therefore, according to the chair 1 of the present embodiment, it is possible to easily grip the walking stick T when the occupant placing the arm on the armrest 7b stands up. In addition, the wand T can always be kept within the range of view, and the wand T can be easily gripped.

  In the chair 1 of the present embodiment, the armrest 7b is set such that the horizontal width d1 of the front end 7b1 is wider than the horizontal width d2 of the rear end 7b2. For this reason, the holding part 7c can be widely secured. When the holding portion 7c is wide, the receivable range of the cane T can be expanded. Therefore, the positioning of the cane T when the cane T is accommodated in the holding portion 7c can be facilitated. Furthermore, since the width d2 in the horizontal direction of the rear end 7b2 of the armrest 7b is narrow, the width of the rear area of the seat 5 can be widened. Therefore, a large space around the waist of the seated person can be secured, and the sitting comfort can be improved.

  Further, in the chair 1 of the present embodiment, the armrest 7b is installed in a rearwardly inclined posture in which the front end 7b1 is higher than the rear end 7b2. For this reason, the cane T can be supported from slightly below by the holding portion 7c provided at the front end 7b1 of the armrest 7b. For this reason, in general, the cane T is held by the holding portion 7c with the handle side slightly tilted to the rear side as shown in FIG. 1C. At this time, the cane T is stabilized by the holding portion 7c. Can be supported.

  Further, in the chair 1 of the present embodiment, the seat 5 is provided on both sides of a part of the armrest 7b in a plan view, and the front end 5d of the seat 5 is disposed forward of the front end 7b1 of the armrest 7b. ing. Therefore, the seats 5 are arranged on both sides of the cane T held by the holding portion 7c, and it is possible to prevent the cane T from falling down. Further, it is possible to prevent a pedestrian or the like from coming into contact with the walking stick T.

  Further, in the chair 1 of the present embodiment, the holding portion 7c is formed of a concave portion that is recessed toward the rear of the seat 5. For this reason, the structure of the holding part 7c can be simplified, and it is possible to improve the maintainability and reduce the manufacturing cost.

(2nd Embodiment)
Next, a second embodiment of the present invention will be described. In the description of the second embodiment, the description of the same parts as those in the first embodiment will be omitted or simplified.

  FIG. 3 is an overall view of the chair 1A of the present embodiment, wherein (a) is a plan view, (b) is a front view, and (c) is a side view. FIGS. 4A and 4B are enlarged views of the armrest 7d and the holding portion 8 provided in the chair 1A of the present embodiment, wherein FIG. 4A is a plan view, FIG. 4B is a side view, and FIG. Is a front view.

  As shown in these drawings, the chair 1A of the present embodiment includes an armrest 7d and a separate holding portion 8. The armrest 7d has a shape in which the concave portion (that is, the holding portion 7c1) of the armrest 7b in the first embodiment is not formed. The holding portion 8 is fixed to the front end 7d1 of the armrest 7d. That is, also in the chair 1A of the present embodiment, the holding portion 8 is provided at the front end 7d1 of the armrest 7d.

  The holding part 8 has a base part 8a fixed to the armrest 7d, and a flexible claw part 8b fixed to the base part 8a and whose tip part can be displaced in the left-right direction. As shown in FIGS. 4A and 4C, two flexible claws 8b are provided. These two flexible claws 8b are opposed to each other while being separated in the left-right direction. The distance d3 between these flexible claws 8b is set to be smaller than the diameter of a general wand T. Further, the flexible claw portion 8b has an elastic modulus that can be easily elastically deformed when the user of the chair 1A tries to move while holding the wand T.

  When the wand T is disposed between the flexible claws 8b, such a holding unit 8 holds the wand T from both sides with a small force by a restoring force. When the occupant moves the wand T held by the flexible claw 8b forward, the flexible claw 8b easily bends and does not hinder the movement of the wand T. That is, the holding portion 8 of the present embodiment holds the cane T so as to be separated toward the front side of the seat 5.

  Like the chair 1 of the first embodiment, the chair 1 </ b> A of the present embodiment having such a holding portion 8 also moves the cane T when the user holding the cane T stands forward. 8 is not inhibited. Therefore, according to the chair 1A of the present embodiment, the standing motion of the occupant grasping the cane T is not hindered, and the convenience of the standing motion can be improved.

  As described above, the preferred embodiments of the present invention have been described with reference to the accompanying drawings, but it goes without saying that the present invention is not limited to the above embodiments. The shapes, combinations, and the like of the constituent members shown in the above-described embodiments are merely examples, and can be variously changed based on design requirements and the like without departing from the spirit of the present invention.

  For example, in the above-described embodiment, a configuration in which the holding portions 7c and 8 are formed to be open to the front side is employed. However, the present invention is not limited to this. For example, it is also possible to adopt a configuration in which the holding unit includes a holder that suppresses the wand T from the front with a very small force and that is prevented from hindering the movement of the wand T when the user moves the user.

  In the above-described embodiment, the explanation has been given assuming that the held object of the present invention is the stick T. However, the present invention is not limited to this, and the rod-shaped member can be the held member of the present invention. For example, the chair of the present invention can be installed in a theater or the like, and an umbrella or a wound poster can be held as a held object.

  1 ... chair, 1A ... chair, 5 ... seat, 5d ... front end, 7 ... armrest unit, 7a ... armrest support, 7b ... armrest, 7b1 ... front end, 7b2 ... rear end Part, 7c holding part, 7d armrest, 7d1 front end part, eight holding part, T stick (held object)

Claims (4)

A chair provided with a seat for supporting a seated person from below,
It has a holding portion that is disposed above the seat and holds the rod-shaped held body so as to be separated toward the front side of the seat,
It has an armrest that supports the elbow of the seated person, and the holding portion is provided at a front end of the armrest,
A chair having the seat on both sides of the armrest in a plan view, and a front end of the seat is disposed forward of a holding portion provided at a front end of the armrest . The armrests claim 1 chair, wherein the horizontal width of the front end portion is set wider than the horizontal width of the rear end portion. The chair according to claim 1 or 2 , wherein the armrest is installed in a rearwardly inclined posture in which a front end is higher than a rear end. The chair according to any one of claims 1 to 3 , wherein the holding portion is formed of a concave portion that is depressed rearward of the seat.

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