JP2006271497A - Foldable chair with footrest - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a foldable chair having both of the function of a footrest and that of a table. <P>SOLUTION: The chair has: two beams (31) and (32) whose one ends are fitted respectively to two legs (11a) and (12a) with universal joints (21) and (22) and which are rotatable to each other in the vicinity of the center; a sheet-like footrest body (40) arranged across the vicinities of the other ends of the respective beams (31) and (32); two belts (51) and (52) whose respectively one ends are fitted to the respective beams (31) and (32) and the other ends of which are provided with engaging tools (51b) and (52b); first engaged tools (11b) and (12b) which can engage with the engaging tools (51b) and (52b) and provided at a chair main body (1) so as to support the sheet-like footrest body (40) at a first height; and second engaged tools (51c) and (52c) which can engage with the engaging tools (51b) and (52b) and provided at the chair main body (1) so as to support the sheet-like footrest body (40) at a second height. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a folding chair provided with a footrest.

  Recently, with the diversification of life, opportunities to enjoy outdoor activities such as outdoor camping have increased. Therefore, as a chair mainly used outdoors, for example, as described in JP-A-10-262772, a portable folding type that can be used outdoors and is lightweight and can be stored compactly. A reclining chair has been devised.

  On the other hand, in indoor places, a footrest, also called a footstool or ottoman, is placed just in front of a sofa or reclining chair, and the user's legs are placed on the footrest so that the knee is bent slightly. The user can sit on the chair comfortably and comfortably by stretching to a state and sitting with his legs raised.

  Such comfort is also required for portable folding chairs used mainly outdoors.

  Therefore, for example, like a four step chair (made by Coleman Japan, model number 170-5602), a folding chair that is integrally provided with a structure having a function of a footrest has been devised on a portable recliner chair. It was.

  In addition, by using a reclining chair that is convenient to carry and can be comfortably seated due to the development of a communication environment, lifestyle habits such as trying to enjoy devices such as laptop computers and portable players anywhere, including outdoors. Is changing.

  However, it is necessary to place a separate table near the folding chair in order to operate a device such as a notebook computer with both hands, or to watch an image projected on the display screen of the device. Since such a table is installed on either the left or right side of the user, it is forced to operate a keyboard made easy to operate with both hands with one hand or with an unreasonable posture. In addition, in order to view the display screen in front of the face, the neck is bent and an excessive force is applied to the upper body, so that there is a problem that it is easy to get tired and causes muscle pain.

  As such a table, there is a table that is assembled on a beam that rises from the floor so that the user can wake up on the bed and eat or operate a laptop computer, such as a medical table. is there. Although it is possible to integrate such a table and chair, in the case of a folding chair, due to its structure, a structure integrated with the table cannot be adopted, and the table and the support structure are separated. It was necessary to provide as.

  As described above, even in a folding chair, a function of a footrest that brings comfort and a function of a table that can use a device such as a notebook computer are desired.

Japanese Patent Laid-Open No. 10-262772

  An object of this invention is to provide the folding chair which has both the function of a footrest and the function of a table.

  The folding chair of the present invention includes a chair body, a beam having one end connected to the chair body, a footrest body attached to the other end of the beam, and the footrest body and the beam supported on the chair body freely. The lifting member is connected to the chair body at least at the first height and the second height, and the lifting member is connected to the first height. When connected, the footrest body becomes a footrest, and when the lifting member is connected at the second height, the footrest body becomes a table.

  Alternatively, a chair body provided with at least two feet, one end pivotally attached to the two feet, two beams that can pivot relative to each other near the center, and the other end of each beam. A sheet-like footrest body extending between the other ends, two flexible and length-adjustable lifting members each having one end attached to each beam and having an engagement tool at the other end, and the engagement tool Two first engaged devices provided in a chair body so as to be able to engage and support the footrest body and the beam at a first height, and engageable with the engaging device, the footrest body And a second second engagement tool provided on the chair body so as to support the second height.

  Furthermore, when the footrest body is at the second height, it is desirable to include means for preventing the articles placed on the upper surface of the footrest body from sliding off.

  Further, each component is dimensioned to support a user's leg with the footrest body at the first height, and the footrest body is used as a table surface at the second height. It is desirable that each component be dimensioned as possible.

  The footrest for a folding chair according to the present invention can be attached to and detached from each of at least two feet provided in the folding chair, and is provided with a universal joint in the vicinity of one end, and two beams that can be rotated in the vicinity of the center. And a sheet-like footrest body attached to the other end of each beam and extending between the other ends, one end attached to each beam, and a flexible and length-adjustable device having an engagement tool at the other end A second lifting member that is capable of being attached to and detached from the folding chair and that is fixed to support the footrest body at a first height and a second height. It can be engaged with one engaged tool and a second engaged tool.

  Furthermore, it is preferable that the footrest body includes means for preventing the article placed on the upper surface of the footrest body from slipping when the footrest body is at the second height.

  The folding chair of the present invention can be stored so that everything including the footrest is bundled together. In addition, the footrest can be supported at a height suitable for placing the user's legs, and it can be used for a long time without feeling fatigued. Alternatively, a notebook computer or the like can be supported at a position suitable for operation by supporting the footrest high.

  Moreover, it is possible to add the same function to the existing folding chair by the footrest for folding chairs of this invention.

  The folding chair of this invention is demonstrated with reference to drawings. FIG. 1 is a plan view showing a folding chair according to an embodiment of the present invention, in which a footrest body is used as a footrest. FIG. 2 is a side view showing the folding chair shown in FIG. FIG. 3 is a plan view showing a folding chair according to an embodiment of the present invention, in which a footrest body is used as a table. 4 is a side view showing the folding chair shown in FIG. Although the chair main body is not shown, any folding chair having a structure to which the footrest according to the present invention can be attached may be used. For example, the folding chair disclosed in the above-mentioned Japanese Patent Laid-Open No. 10-262772, a four-step chair ( It is preferable that it is a folding chair which consists of a leg which can be rotated and the cloth stretched | tensioned so that it may support from a thigh to a back like Coleman Japan Co., Ltd. model number 170-5602).

  The folding chair of the present invention is composed of a chair body (1) having, for example, four legs that land, and a footrest.

  One end of the beam (31) is attached to the foot (11a) which is the landing end of the right front leg by the universal joint (21). Similarly, one end of the beam (32) is attached to the foot (12a), which is the landing end of the front left leg, by the universal joint (22). The beam (31) and the beam (32) can be rotated relative to each other in the vicinity of the center. As a means for enabling rotation, the rotating shaft (41) is made to penetrate both of them so that heads are provided at both ends so as not to fall off.

  The beams (31) and (32) may be, for example, light alloy pipes subjected to rust prevention treatment. As the universal joints (21) and (22), for example, a commercially available product in which a synthetic resin ball is supported by a synthetic resin structure may be used, or a known joining means having a similar function may be used.

  A sheet-like footrest body (40) is passed between the vicinity of the other end of the beam (31) and the vicinity of the other end of the beam (32). The footrest body (40) may be a durable cloth that can be inserted with the distal ends of the beams (31) and (32) and has a bag portion that can be engaged with the distal ends at both ends. Further, the beams (31) and (32) are bent into the footrest body (40) and bent slightly downward. The angle of the bent portion of the footrest body (40) may be selected so that it can be stretched to a slight degree without applying excessive force to the knee of the seated person.

  To the beam (31), two flexible and length-adjustable lifting means provided with an engagement tool (51b) are attached at a fixed end (51a) opposite to the engagement tool (51b). Similarly, two flexible and length-adjustable lifting means including an engagement tool (52b) are attached to the beam (32) at a fixed end (52a) opposite to the engagement tool (52b). As such two flexible and length-adjustable lifting means, for example, cloth or synthetic leather similar to the footrest body (40) may be used. However, in order to improve durability, multiple fabrics are used. Good. In addition, a length adjustment mechanism made of a synthetic resin, which is used for a lowering string of a bag, is provided.

  Further, the chair body (1) is attached with the first engaged tools (11b), (12b) and the second engaged tools (11c), (12c), and the footrest body (40) is attached to the first body. The first engaged tools (11b) and (12b) are positioned so as to be supported at the height (H1) of the foot, and the footrest body (40) is supported at the second height (H2). Second engagement tools (11c) and (12c) are positioned. The first height (H1) is a height obtained by sizing each component so as to support the user's leg in the footrest body (40). The second height (H2) is a height obtained by dimensioning each component so that the footrest body (40) can be used as a table.

  The position where each is attached can be arbitrary, but the first engaged tools (11b) and (12b) are stitched to the front lower surface of the seating surface, and the second engaged tools (11c) and (12c). The first height (H1) and the second height (H2) may be obtained by sewing to the lower surface of the armrest.

  The engaging tools (51b) and (52b), the first engaged tools (11b) and (12b), and the second engaged tools (11c) and (12c) may be made of, for example, a synthetic resin.

  Further, the footrest body (40) is provided with slip-off prevention means (40a) capable of preventing an article such as a notebook computer (60) placed at the second height (H2) from slipping. The sliding prevention means (40a) may be a wide belt-like cloth, and both sides and the front side of the center are stitched to the end of the footrest body (40). Therefore, when the footrest body (40) is used as a footrest, the slip-preventing means (40a) does not get in the way of the legs, and when the footrest body (40) is used as a table, the laptop computer (60). Even if the thicknesses of the notebook PCs are different, they can be supported so as to wrap the front of the notebook computer (60), and do not interfere with the keys of the notebook computer (60).

  When the folding chair of the present invention is not used, the two beams rotate about the rotation axis and are aligned in the same direction as when the two feet to which the footrests are attached are folded close to each other. It is folded so that everything is bundled together, including the footrest. The folding structure adopts a known method according to the structure of the folding chair.

  Further, although not shown, a folding chair footrest is possible in which a footrest having a similar structure can be attached to an existing folding chair.

It is a top view which shows the folding chair of one Example of this invention, and uses the footrest body as a footrest. It is a side view which shows the folding chair shown in FIG. It is a top view which shows the folding chair of one Example of this invention, and uses the footrest body as a table. It is a side view which shows the folding chair shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Chair body 11a, 12a Foot part 11b, 11c, 12b, 12c Engagement tool 21, 22 Universal joint 31, 32 Beam 40 Footrest body 40a Slipping prevention means 41 Rotating shaft 51, 52 Belt 51a, 52a Fixed end 51b, 52b Engagement tool 60 notebook computer H1 first height H2 second height

Claims (6)

  A chair body, a beam having one end connected to the chair body, a footrest body attached to the other end of the beam, and a lifting member for supporting the footrest body and the beam on the chair body freely. It is possible to connect the lifting member to the chair body at least at the first height and the second height, and when the lifting member is connected at the first height, A folding chair, wherein the footrest body becomes a footrest, and the footrest body becomes a table when the lifting member is connected at a second height.   A chair body having at least two feet, one end pivotally attached to the two feet, two beams pivotable near each other, and the other end of each beam; A sheet-like footrest body between the other ends, two flexible and length-adjustable lifting members each having one end attached to each beam and having an engaging tool at the other end, and engaging with the engaging tool Two first engaged devices provided in a chair body so as to support the footrest body and the beam at a first height; and engageable with the engaging device; A folding chair comprising two second engaged tools provided on a chair body so as to be supported at a height of two.   The folding chair according to claim 2, further comprising means for preventing an article placed on an upper surface of the footrest body from slipping when the footrest body is at the second height.   Each component is dimensioned to support a user's leg with the footrest body at the first height, and the footrest body can be used as a table surface at the second height. A folding chair according to claim 2 or 3, characterized in that each component is dimensioned.   Each of the at least two legs provided in the folding chair is detachable and has a universal joint in the vicinity of one end, and can rotate with each other near the center, and the other end of each beam. A sheet-like footrest body attached between the other ends, and two flexible and length-adjustable lifting members each having one end attached to each beam and having an engagement tool at the other end The engaging portion is detachably attached to the folding chair and is fixed to support the footrest body at a first height and a second height, and a second engaged device and a second engaging device. Folding chair footrest that can be engaged with the engaged tool.   5. The footrest for a folding chair according to claim 4, further comprising means for preventing an article placed on an upper surface of the footrest body from slipping when the footrest body is at the second height.

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