JP2006280454A - Chair with hanger - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a hanger from being erroneously used as a handle when moving a chair in order to prevent the breakage of the hanger in the chair with the hanger. <P>SOLUTION: In the chair for which the hanger 2 is attached to a backrest 1, the hanger 2 is constituted of a hanger body 3 and a support rod 4 supporting the hanger body 3. The support rod 4 is formed of a pair of left and right lower support rods 5 attached to the backrest 1 and upper support rods 6 from the upper end of the lower support rods 5 upwards to both left and right end parts of the hanger body 3 while being curved in a direction of separating from each other, whose cross sectional area is gradually reduced from the side of the lower support rods 5 to the side of the hanger body 3. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a chair with a hanger in which a hanger is attached to the backrest.

  Hanger-equipped chairs are described in, for example, Patent Documents 2 to 4 in addition to Patent Document 1 related to the application of the present applicant. Each of the chairs with hangers described in Patent Documents 1 to 4 includes a hanger body composed of a synthetic resin hanger body and a support bar that supports the hanger body, and the support bar is attached to the backrest. It is a thing.

  The hanger in these chairs with a hanger is generally used by a seated person to hang a jacket such as a suit, and the hanger and the attachment part of the hanger to the backrest are designed exclusively for the above-mentioned use. And is not designed to withstand larger loads.

However, the hanger body in a chair with a hanger is generally located above the backrest, and when moving a non-use chair without a seated person, it is easy to be mistakenly used as a good handle, the hanger itself, Or there exists a problem that the attachment part to the backrest of a hanger may be damaged.
JP 2004-159746 A Japanese Utility Model Publication No. 6-45553 Japanese Utility Model Publication No. 5-7179 Japanese Utility Model Publication No. 63-175456

  In view of the above-described problems, the present invention provides a hanger that can be used by mistake as a handle for moving a chair. It is an object of the present invention to provide a chair with a hanger capable of preventing the breakage by notifying that there is a possibility that the mounting portion or the like is broken.

The above-described problems are solved by the invention having the following configuration, as shown in each of the claims.
(1) In a chair with a hanger attached to the backrest, the hanger is composed of a hanger body and a support rod that supports the hanger body, and the support rod is a pair of left and right lower support rods that are attached to the backrest. , While curving in a direction away from each other upward from the upper end of the lower support rod, reach the left and right ends of the hanger body, and the cross-sectional area gradually decreases from the lower support rod side toward the hanger body side A chair with a hanger is formed with the upper support rod.

  (2) In the above item (1), a pair of left and right lower support rods are provided in parallel to each other, and attached to the backrest so that the vertical position can be changed.

  (3) In the above item (1) or (2), the lower ends of a pair of left and right lower support rods are connected by a connecting rod.

  (4) In any one of the above items (1) to (3), the hanger body and the support rod are integrally formed of a synthetic resin.

  (5) In a chair with a hanger attached to the backrest, the hanger is composed of a hanger body and a support rod that supports the hanger body. When a lateral load is applied to the hanger body, the support rod is elastic. It is assumed that the chair with a hanger is curved.

According to the present invention, the following effects can be obtained.
According to the first aspect of the present invention, the area of the cross section of the upper support rod among the support rods supporting the hanger body is gradually reduced from the lower support rod side toward the hanger body side. If the handle for moving the chair is likely to be used by mistake, the upper support rod will move from the lower end of the upper support rod to the upper end in the direction of the load, As the position of the hanger body is gradually deformed and greatly moves in the direction of the load before the chair moves, an error in using the hanger as a handle can be noticed. Therefore, it is possible to effectively prevent the hanger itself or the attachment portion from being damaged to the backrest of the hanger.

  According to the invention described in claim 2, since the height of the hanger body can be adjusted, when using the hanger, the height of the hanger body is adjusted so that the lower end of the outerwear such as a suit to be hung does not contact the floor. When not in use, the height of the hanger body is set to the lowest position, the length from the attachment part to the backrest to the hanger body is shortened, and even if a load is applied to the hanger body, The moment applied to the support rod can be made as small as possible to prevent damage to the support rod and the mounting portion on the backrest.

  According to invention of Claim 3, the dispersion | variation in the position of the up-down direction between right-and-left lower support rods can be prevented.

  According to invention of Claim 4, a hanger can be manufactured efficiently cheaply.

  According to the invention described in claim 5, the same effect as that of the invention described in claim 1 can be obtained.

  FIG. 1 is a side view of a chair provided with the hanger mounting structure of the present invention, FIG. 2 is an enlarged perspective view of the main part of the chair with the hanger shown in FIG. 1, and FIG. 4 is an exploded exploded perspective view as seen from the rear, FIG. 4 is an enlarged exploded perspective view of the main part as seen from the front, and FIGS. 5, 6 and 7 are enlarged sectional views taken along lines V to V in FIG. It is a VI-VI line expanded sectional view and a VII-VII line expanded sectional view.

  As shown in FIGS. 1 and 2, the chair with a hanger according to the present invention includes a hanger (2) that can move up and down on the back side of the backrest (1).

  The hanger (2) is composed of a hanger body (3) and a pair of left and right support rods (4) (4) that support the hanger body (3).

  The backrest (1) is composed of a back frame (1a) with a covering material such as a net member (not shown except for FIG. 1) stretched up and down, left and right constituting the back frame (1a). Of the frames, the upper frame (1b) is formed of a front frame (1c) and a rear frame (1d).

The two frames (1c) and (1d) are connected to each other at the left and right ends, and the rear frame (1d) is separated from the front frame (1c) except for the left and right ends in a plan view, and is arcuate toward the rear. It has a form that overhangs.
In the present embodiment, the rear frame (1d) is a hanger mounting portion.

  8 is an enlarged front view of the main part of the hanger as seen from the rear, and FIGS. 9, 10, and 11 are cross-sectional views taken along lines IX to IX, X-X lines, and XI-XI lines in FIG. 8, respectively. FIG.

  The hanger body (3) extends in the left-right direction to such a length that a suit or the like can be hung. A pair of left and right support rods (4) and (4) for supporting the hanger body (3) are located above the lower support rods (5) and (5) parallel to each other and the upper ends of the lower support rods (5) and (5). Toward the left and right ends of the hanger body (3), and the cross-sectional area gradually decreases from the lower support rod (5) side toward the hanger body (3) side while curving in a direction away from each other. Upper supporting rods (6) and (6), and connecting rods (7) and (7) that are curved toward each other as they go downward from the lower ends of the lower supporting rods (5) and (5). The support rods (4) and (4) are connected and integrated with each other at the lower ends thereof via both connection rods (7) and (7).

  By fixing the upper ends of the upper support rods (6) and (6) to the vicinity of the left and right ends of the lower surface of the hanger body (3) with screws (not shown), the support rods (4) and (4) are attached to the hanger body (3 ) Is installed.

  The hanger (2) is generally formed of a synthetic resin. However, if the hanger body (3) and the support rod (4) are integrally formed, the hanger (2) can be produced efficiently and inexpensively.

  As described above, as shown in FIGS. 9 to 11, the area of the cross section of the upper support rod (6) (6) gradually decreases from the lower support rod (5) side toward the hanger body (3) side. Therefore, when the occupant is not in use and the hanger body (3) is used instead of the handle and the chair is moved, the upper support rods (6) and (6) are shown as phantom lines in FIG. It is possible to notice that the hanger body (3) should not be used by mistake instead of the handle by elastically bending backward.

  As shown in the illustrated embodiment, the area of the cross section of the upper support rod (6) (6) is gradually reduced from the lower support rod (5) side toward the hanger body (3) side. In addition, even if the cross-sectional area of the upper support rods (6) and (6) does not substantially change, the hanger body when a lateral load is applied to the hanger body, that is, when the seated person is not in use When the chair is moved with the handle instead of the handle, it is sufficient that the support rod is elastically curved.

  For example, the area of the cross section of the upper support rods (6) and (6) is not substantially changed, and the cross section of the upper support rods (6) and (6) is changed from the lower support rod (5) side to the hanger body (3). Gradually decreasing from a horizontally long section to a vertically long section, or an upper support rod (6) (6) formed of an elastic material, or an upper support rod (6) (6) is made of an inelastic material, and a connecting portion is provided between the upper supporting rod (6) (6) and the lower supporting rod (5) (5), and this connecting portion can be elastically deformed. As above, the upper support rods (6) and (6) may be inclined backward.

  As shown in FIGS. 2 to 7, the support rod (4) of the hanger (2) is sandwiched between the rear mounting member (8) and the front mounting member (9), and the mounting screws ( 10) is attached to the rear surface (1f) of the rear frame (1d) by screwing it into a screw seat piece (11) disposed on the front surface (1e) of the rear frame (1d).

  At the rear of the opposing surfaces (5a) and (5a) of the left and right lower support rods (5) and (5), there are parallel rear recessed steps (12) in the vertical direction in which the opposite direction and the rear open. Similarly, in the front part, the front recessed step part (13) in the vertical direction in which the opposite direction and the front are opened is provided so as to be parallel to each other.

  The front side mounting member (9) and the rear side mounting member (8) are made of a relatively thick and thick plate-like body having a wide rectangular shape in the left-right direction, and the left and right ends thereof are respectively connected to the left and right lower support rods (6). Fit in the front recessed step (13) (13) and rear recessed step (12) (12) in (6) and placed between the left and right lower support rods (5) (5). It is formed to a size that can be obtained.

  As shown in FIG. 7, the left and right front recessed steps (13) and (13) are provided with a plurality of chevron protrusions (13 a) projecting forward and downward, and the rear surface of the front mounting member (9) ( At the left and right ends of 9a), valley-shaped engaging portions (9b) with which the mountain-shaped protrusions (13a) are engaged are provided.

  The left and right front recessed step portions (13) are provided with vertical ridges (14) projecting forward in parallel with each other on the inner edges in the left and right direction, and the front mounting member (13) On the left and right sides of the rear surface (9a), there are provided fitting grooves (15) which are fitted to the ridges (14) so as to be slidable in the vertical direction.

  Front and rear through holes (16) and (16) are formed on the left and right sides of the rear mounting member (8), and the front mounting members (9) are located at positions corresponding to the through holes (16) and (16). Similarly, front and rear through holes (17) and (17) are formed.

  Protruding edges (18) and (18) projecting forward are provided on the periphery of the through holes (16) and (16) in the front surface (8a) of the rear mounting member (8), and the front mounting member (9) Protruding edges (19) and (19) projecting rearward are provided on the periphery of the through holes (17) and (17) on the rear surface (9a), and on the rear surface (9a) of the front mounting member (9). Is provided with a concave part (20) in which the left and right sides of a laterally long quadrilateral in the rear view form an arc shape in which the right and left sides can be fitted, into which the protruding edges (18) and (18) of the rear mounting member (8) can be fitted.

  At the position corresponding to the through holes (16), (16) of the front mounting member (9) on the rear surface (11a) of the screw seat piece (11) disposed on the front surface (1e) of the rear frame (1d). The bosses (22) and (22) for the screw holes (21) and (21) are provided so as to protrude rearward. On the rear frame (1d), through holes (23) and (23) are provided at positions corresponding to the bosses (22) and (22) of the screw seat piece (11).

To attach the hanger (2) to the rear frame (1d), follow the procedure below.
The left and right bosses (22), (22) of the screw seat piece (11) are fitted from the front into the through holes (23), (23) of the rear frame (1d), and the screw seat piece (11) is attached to the rear frame ( Arranged on the front (1e) of 1d). At this time, the lengths of the bosses (22) and (22) are determined so that the front ends of the bosses (22) and (22) protrude from the rear surface (1f) of the rear frame (1d).

  Next, from the rear of the rear frame (1d), the through holes (16) and (16) of the front mounting member (9) are fitted to the front ends of the protruding bosses (22) and (22), so that the front mounting The member (9) is disposed on the rear surface of the rear frame (1d).

  Next, the support rod (4) provided with the hanger body (3) at the upper end is brought into contact with the front mounting member (9) from the rear, and the ridges (14) and (14) of the lower support rods (5) and (5) are attached. Then, the lower support rods (5) and (5) are positioned in the left-right direction by being fitted into fitting grooves (15) and (15) provided on the rear surface (9a) of the front mounting member (9).

  Next, the chevron protrusions (13a) in the front recessed steps (13) and (13) of the lower support rods (5) and (5) are connected to the left and right troughs on the rear surface (9a) of the front mounting member (9). The lower support rods (5) and (5) are vertically positioned so as to be engaged with the joint portion (9b).

  Next, the rear mounting member (8) is in contact with the left and right lower support rods (5) and (5) from the rear, and the left and right ends of the rear mounting member (8) are connected to the left and right lower support rods (5) ( 5) Fit the rear recessed step (12), (12), and insert the protruding edges (18), (18) of the left and right through holes (16), (16) in the rear mounting member (8) The mounting member (9) is inserted into the recess (20) on the rear surface (9a), and the through holes (16) and (16) of the rear mounting member (8) are inserted into the through holes (17) of the front mounting member (9). Align with (17).

  Next, the mounting screws (10) and (10) are inserted through the through holes (16) and (17) of the rear mounting member (8) and the front mounting member (9) from the rear, and the screw seat piece (11) The left and right lower support rods (5) and (5) are firmly held between the rear mounting member (8) and the front mounting member (9). Therefore, the hanger (2) is stably attached to the rear surface (1f) of the rear frame (1d).

  A locking hole (25) for mounting the cover member (24) is provided in the center of the rear surface (8b) of the rear mounting member (8). The locking hole (25) has an inner periphery thereof. A locking peripheral edge (26) is attached to the rear end of the surface.

  The cover member (24) is formed of a plate-like body having a laterally long quadrilateral left and right arcuate shape, and outwardly engaging claws (27) and (27) are provided in front of the cover member (24). . The rear surface (8b) of the rear mounting member (8) is provided with a recess (28) into which the cover member (24) is fitted.

While locking the cover member (24) from the rear, the locking claw (27) of the cover member (24) is locked to the locking peripheral edge (26) in the locking hole (25) of the rear mounting member (8). The cover member (24) is attached to the rear attachment member (8) by being fitted into the recess (28).
The cover member (24) is also used as a name plate.

  To change the height of the hanger body (3), loosen the mounting screws (10) and (10) and move the support rod (4) up and down to bring the lower support rod to the desired height position. The mountain-shaped protrusion (13a) in the recessed step (13) of (5) is engaged with the left and right valley-shaped engaging portions (9b) on the rear surface (9a) of the front mounting member (9), and again The mounting screws (10) and (10) may be tightened. As a result, since the mountain-shaped protrusion (13a) and the valley-shaped locking portion (9b) are engaged, even if a load such as a suit is applied to the hanger body (3), the hanger body (3) The height can be stably maintained.

It is a side view of a chair provided with the hanger mounting structure of the present invention. It is the expansion perspective view which looked at the principal part of the chair with a hanger shown in FIG. 1 from back. Similarly, it is the expansion disassembled perspective view which looked at the principal part from back. Similarly, it is the expansion disassembled perspective view which looked at the principal part from the front. It is the VV line expanded sectional view in FIG. FIG. 6 is an enlarged sectional view taken along line VI to VI in FIG. 2. It is the VII-VII line expanded sectional view in FIG. It is the enlarged front view which looked at the principal part of the hanger from back. It is the IX-IX sectional view taken on the line in FIG. Similarly, it is the XX sectional view taken on the line in FIG. Similarly, it is the XI-XI sectional view taken on the line in FIG.

Explanation of symbols

(1) Backrest
(1a) Back frame
(1b) Upper frame
(1c) Previous frame
(1d) Rear frame
(1e) Front
(1f) Rear side
(2) Hanger
(3) Hanger body
(4) Support rod
(5) Lower support rod
(5a) Opposite surface
(6) Upper support rod
(7) Linkage
(8) Rear mounting member
(8a) Front
(8b) Rear side
(9) Front mounting member
(9a) Rear side
(9b) Valley engagement part
(10) Mounting screw
(11) Screw seat piece
(11a) Rear side
(12) Rear recessed step
(13) Front concave step
(13a) Angle projection
(14) Projections
(15) Mating groove
(16) (17) Through hole
(18) (19) Rim
(20) Recess
(21) Screw hole
(22) Boss
(23) Through hole
(24) Cover member
(25) Locking hole
(26) Periphery for locking
(27) Locking claw
(28) Recess

Claims (5)

  In a chair with a hanger attached to the backrest, the hanger is composed of a hanger body and a support rod that supports the hanger body, and a pair of left and right lower support rods that are attached to the backrest and the lower portion While curving in the direction away from each other upward from the upper end of the support rod, it reaches the left and right ends of the hanger body, and the area of the cross section gradually decreases from the lower support rod side toward the hanger body side. A chair with a hanger, characterized by being formed with an upper support collar.   2. The hanger-equipped chair according to claim 1, wherein a pair of left and right lower support rods are provided in parallel to each other, and are attached to the backrest so that the vertical position can be changed.   The chair with a hanger according to claim 1 or 2, wherein lower ends of the pair of left and right lower support rods are connected to each other by a connection rod.   The hanger-equipped chair according to any one of claims 1 to 3, wherein the hanger body and the support rod are integrally formed of a synthetic resin.   In a chair with a hanger attached to the backrest, the hanger is composed of a hanger body and a support rod that supports the hanger body, and when a lateral load is applied to the hanger body, the support rod is elastically curved. A chair with a hanger characterized by doing so.

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