JP2005245865A - Chair with hanger - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a hanger from being unstabilized in position as the result of inclination due to use for long yeas by firmly fixing the hanger to a backrest. <P>SOLUTION: In a chair with the hanger provided with the hanger in rear of the backrest of the chair, recessed parts 19 each having an open back are formed on the rear surface of an inner shell 7 in the backrest consisting of the inner shell 7 and an outer shell 8. On the deep surface 20 of the recessed part 19, a female screw part 21 is provided. At a support member 24 at the hanger consisting of support rods 23 with a hanger main body 22 fitted to their upper ends and the support member 24 supporting the support rods 23, projection parts 30 to fit with the recessed parts 19 are provided. Through via holes 31b provided at the projection parts 30, bolts 38 are extended to be screw-fitted with the female screw parts 21 to fix the hanger to the rear surface of the backrest. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a chair with a hanger in which a hanger is provided behind a backrest of the chair.

  As a chair with a hanger, a support member is attached to the back of the backrest with a screw, and a single support rod having a hanger body at the upper end is provided via the support member so as to be movable up and down ( For example, Patent Documents 1 and 2).

  In addition, it is also known that an inverted U-shaped attachment portion is fitted to the upper end of the backrest from above and a folding hanger is attached to one protrusion provided on the rear surface of the attachment portion (for example, Patent Document 3).

  However, in the former, since the support member that supports the support rod having the hanger body at the upper end is simply attached to the backrest with a screw, if the screw is loosened, the hanger body will rattle and position stability will be poor. There is a risk of becoming.

In the latter case, the mounting portion is not only simply fitted to the upper end of the backrest, but a folding hanger is attached to one protrusion provided on the rear surface of the mounting portion. May come off the backrest, or the hanger may rotate and tilt around the protrusion.
Japanese Utility Model Publication No. 6-45553 (see FIGS. 1 and 2) Japanese Utility Model Publication No. 5-7179 (see FIG. 1) JP-A-9-206169 (see FIGS. 1 and 2)

  An object of the present invention is to provide a chair with a hanger in which the hanger is firmly attached to the backrest, and the position stability does not deteriorate due to tilting even after many years of use. To do.

  It is another object of the present invention to provide a chair with a hanger capable of firmly attaching a hanger even when the backrest is composed of an inner shell and an outer shell.

According to the present invention, the above problem is solved as follows.
(1) In a chair with a hanger provided with a hanger behind the backrest of the chair, a recess opening on the back is provided on the back surface of the backrest, a female screw is provided on the back surface of the recess, and the hanger body is attached to the upper end. The support member in the hanger comprising the support rod and the support member that supports the support rod is provided with a protrusion that fits into the recess, and a bolt is inserted through the through hole provided in the protrusion, The hanger is attached to the back surface of the backrest by screwing with the female thread portion.

  (2) In the above item (1), a plurality of the recesses and a plurality of protrusions fitted therein are provided.

  (3) In the above item (1) or (2), the support rod is attached to the support member so as to be slidable in the vertical direction so that the vertical position of the hanger body can be adjusted.

  (4) In any one of the above items (1) to (3), at least two of the support component including a protruding component including the protruding portion and a vertical through hole through which the support rod is inserted. Consists of two parts.

  (5) In any one of the above items (1) to (4), the support rod is pressed from the side by the elastic force of the leaf spring so that the support rod can be slid in the vertical direction, and the hanger body Can be fixed at a desired vertical position.

  (6) In the above item (4) or (5), the support component having a vertical through-hole through which the support rod is inserted is formed into a box-like body having an open front, A protruding component having a protruding portion and a leaf spring are accommodated.

  (7) In the above item (6), a work opening for screwing the bolt is provided on the rear surface of the support member of the box-like body, and a cover member for covering the work opening after the work is finished.

  (8) In the above item (7), the cover member also functions as a name plate.

  (9) In the above items (1) to (8), the backrest is composed of an inner shell and an outer shell, and the recess for fitting the protruding portion of the support member is provided on the rear surface of the inner shell, and the outer shell A through-hole through which the protruding portion is inserted is provided in the shell.

According to the present invention, the following effects can be obtained.
a) According to the invention described in the above item (1), since the protruding portion of the support member that supports the support rod with the hanger body attached to the upper end is fitted in the recess provided on the back surface of the backrest, The hanger is firmly attached to the backrest, and the position stability does not deteriorate due to tilting even after many years of use.

  b) According to the invention described in the above item (2), the effect described in the above item (1) can be achieved more effectively.

  c) According to the invention described in the above item (3), since the vertical position of the hanger body can be adjusted, the height of the hanger can be adjusted according to the length of the clothes hung on the hanger in use. In addition, when not in use, the height of the hanger can be lowered so as not to get in the way.

  d) According to the invention described in the above item (4), the support member can be manufactured at low cost.

  e) According to the invention described in the above item (5), the vertical position of the hanger can be easily adjusted, and the hanger can be fixed at a desired height position.

  f) According to the invention described in the above item (6), since a plurality of parts constituting the support member can be accommodated in the support part of the box-shaped body, each part is stored well, and each part is Because it is not visible from the side, it looks good.

  g) According to the invention described in the above item (7), the workability when the bolt is screwed is good, and the work opening is covered with the cover member, so that the appearance is good.

  h) According to the invention described in the above item (8), the cover member also serves as a name plate, which is convenient.

  i) According to the invention described in the above item (9), since the hanger is directly attached to the inner shell having a strength significantly larger than that of the outer shell, the hanger is firmly attached and may be inclined even after many years of use. Positional stability does not become poor.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a side view of a chair with a hanger according to an embodiment of the present invention, and FIG. 2 is an exploded perspective view of a main part of the chair with a hanger shown in FIG.

  The hanger-equipped chair (1) of the present invention is provided with a hanger (3) capable of moving up and down behind the backrest (2). The backrest (2) is attached to a forward L-shaped back frame (6) rotatably attached to a support base (5) fixed to the upper end of the pedestal (4).

  As shown in FIG. 2, the backrest (2) includes an inner shell (7) and an outer shell (8). In FIG. 2, the inner shell (7) is shown with its front and rear surfaces reversed.

  The inner shell (7) is connected to the female threaded portion (10a) of the boss portion (10) standing rearward on the rear surface (9), and to the upper and lower horizontal connecting plates (11) and (12) in the back frame (6). A set screw (13) inserted through the provided through holes (11a) and (12a) is screwed and attached to the front surface of the vertical frame (14) in the back frame (6).

  On the left and right sides of the rear surface (9) of the inner shell (7), there are provided step portions (15) in the vertical direction protruding rearward, and in the step portions (15), there are recessed portions (16 ) Is provided.

  On the other hand, the front surface (17) of the outer shell (8) is provided with a locking projection (18) at a position corresponding to the recess (16).

  The outer shell (8) is engaged with the engaging projection (18) of the outer shell (8) from the rear of the back frame (6) into the concave portion (16) of the inner shell (7) and simultaneously engaged. It is attached to the inner shell (7) by engaging with the stop piece (16a).

  3 is an enlarged rear view of the inner shell (7), FIG. 4 is an enlarged perspective view of the main part in the dashed-dotted line circle A in FIG. 3, FIG. 5 is an enlarged exploded perspective view of the hanger (3), and FIG. FIG. 5 is an enlarged cross-sectional view when the hanger (3) is attached to the backrest (2) and taken along the line VI-VI corresponding to that shown in FIG.

  As shown in FIGS. 3 and 4, at the center of the upper portion of the rear surface (9) of the inner shell (7), two concave portions (19) and (19) having a substantially quadrilateral rear opening are provided on the left and right sides. A female screw portion (21) is provided on the back surface (20) of the concave portion (19).

  On the other hand, as shown in FIG. 5, the hanger (3) has a support rod (23) having a hanger body (22) attached to the upper end and a support for supporting the support rod (23) so as to be slidable in the vertical direction. It consists of a member (24). The hanger body (22) has a shape that extends in the left-right direction to a length that can be hung on the back, has a curved shape that protrudes slightly downward when viewed from the back, and has a cylindrical mounting portion that faces downward in the center on the bottom side (25) (25) are provided. A screw hole (26) is provided on the rear surface of the cylindrical mounting portion (25), and a vertical through hole provided in a support member (27) of a box-like body described later in the support member (24). (28) After the upper end of the U-shaped support rod (23) inserted from below into (28) is fitted into the cylindrical mounting portion (23), the set screw (29) is inserted into the screw hole (26 The hanger body (22) is attached to the upper end of the support rod (23).

  The support member (24) includes a box-shaped support part (27) having a front opening, a projecting part (31) having a forward projecting part (30), a leaf spring (32), and a mounting bracket A (33 ), B (34), C (35), a cover member (36), bolts (37) and (38), and washers (37a) and (38a).

  The projecting part (31) has a U-shaped rearward in a side view, the center of the front half is notched, and a pair of left and right forward projecting parts (30) and (30) are formed. These projecting projecting parts (30) The front plates (31a) and (31a) of (30) are provided with through holes (31b) and (31b).

  The mounting bracket A (33) is provided with a pair of semi-cylindrical parts (33a) (33a) in the vertical direction that open forward at the left and right ends of a quadrilateral plate that is long in the left-right direction, and a screw hole ( 33b) and a pair of openings (33c) and (33c) are provided on the left and right sides thereof, respectively.

  The pair of left and right semi-cylindrical portions (33a) and (33a) in the mounting bracket A (33) are fitted with vertical semi-cylindrical mounting brackets B (34) and (34) that open forward. .

  The leaf spring (32) is provided with presser portions (32a) and (32a) that are positioned in front of the left and right sides of a quadrilateral plate that is also long in the left-right direction via a bent portion, and has a small diameter in the center. A through hole (32b) and a pair of through holes (32c) and (32c) having a slightly larger diameter are provided on the left and right sides thereof.

  The mounting bracket C (35) is also provided with a small-diameter through hole (35a) at the center of a quadrilateral plate that is long in the left-right direction and a pair of through-holes (35b) (35b) with slightly larger diameters on the left and right. Is formed.

  As shown in FIGS. 5 and 6, the mounting brackets A (33) and B (34), the leaf spring (32), and the mounting bracket C (35) are arranged in this order from the rear, and the bolt (37 ) From the front through the washer (37a), the through hole (35a) of the mounting bracket C (35), and the through hole (32b) of the leaf spring (32) in order, and the screw hole of the mounting bracket A (33) It is integrated by screwing to (33b). These integrated mounting brackets A (33), B (34), leaf spring (32), and mounting bracket C (35) are inserted into the rearward U-shaped projecting part (31) from the rear in a side view. These are inserted from the front into the support part (27) of the box-like body whose front opens, with the protrusions (30) and (30) of the protrusion (31) protruding forward.

  Vertical path (39) (39) formed between the semi-cylindrical mounting bracket B (34) (34) and the left and right presser portions (32a) (32a) of the leaf spring (32) (See FIG. 6) is aligned in position with the through passage (28) in the support member (27) of the box-shaped body.

  Note that notches (31c) and (31c) are provided at the left and right ends of the upper and lower rear ends of the protruding component (31) so as not to block the space passages (39) and (39).

  The rear surface (27a) of the support member (27) of the box-shaped body is provided with a recess (40) into which the cover member (36) is fitted, and the left and right sides of the recess (40) have a large diameter. Work openings (41) and (41) are provided.

To attach the support member (24) to the backrest (2), the following procedure is used.
A pair of left and right parts in a box-shaped support part (27), mounting brackets A (33), B (34), leaf spring (32), mounting bracket C (35), and projecting part (31), which are integrated. The protrusions (30) and (30) are inserted into the through holes (42) in the outer shell (8), and then fitted into the pair of left and right recesses (19) and (19) in the inner shell (7).

  Next, a pair of bolts (38) and (38) are attached to the washer (38a), the work port (41) in the support part (27), the mounting bracket A (33), the leaf spring (32), and the mounting bracket C ( 35), after inserting the respective through holes (33c), (32c), (35b), (31b) in the protruding part (31), a pair of left and right recessed parts (19) (19) ( Screw into the female threaded parts (21) and (21) of 19) and tighten.

Next, the cover member (36) is fitted into the recess (40) of the rear surface (27a) of the support component (27), and the locking claws (36a) (36a) provided at the left and right ends of the cover member (36) Is locked to the front surface of the peripheral edge of the working port (41) in the support component (27).
The cover member (36) also functions as a name plate.
In this way, the support member (24) can be firmly attached to the back surface of the backrest (2).

  Next, the upper end of the support rod (23) is inserted from below into the through hole (28) and the space path (39) in the support member (24), and by the above-described method, the upper end of the support rod (23), A hanger body (22) may be attached.

  The support rod (23) is pressed from the side by the elastic force of the leaf spring (32) and is slidable in the vertical direction, and the hanger body (22) is fixed at a desired vertical position. Can do.

It is a side view of the chair with a hanger of one Embodiment of this invention. It is a disassembled perspective view of the principal part in the chair with a hanger shown in FIG. It is an enlarged rear view of an inner shell. It is a principal part expansion perspective view in the dashed-dotted line circle A in FIG. It is an expansion exploded perspective view of a hanger. It is an expanded sectional view when it cuts in the VI-VI equivalent part shown in FIG. 3 in the state which attached the hanger to the backrest.

Explanation of symbols

(1) Chair with hanger
(2) Backrest
(3) Hanger
(4) pedestal
(5) Support base
(6) Back frame
(7) Inner shell
(8) Outer shell
(9) Rear side
(10) Boss
(10a) Female thread
(11) (12) Horizontal connecting plate
(11a) (12a) Through hole
(13) Set screw
(14) Vertical frame
(15) Step
(16) Recess
(16a) Locking piece
(17) Front
(18) Locking protrusion
(19) Recess
(20) Back
(21) Female thread
(22) Hanger body
(23) Support rod
(24) Support member
(25) Cylindrical mounting part
(26) Screw hole
(27) Support parts
(27a) Rear side
(28) Through hole
(29) Set screw
(30) Projection
(31) Protruding parts
(31a) Front plate
(31b) Entrance
(31c) Notch
(32) Leaf spring
(32a) Presser part
(32b) Through hole
(32c) Entrance
(33) Mounting bracket A
(33a) Semi-cylindrical part
(33b) Screw hole
(33c) Entrance
(34) Mounting bracket B
(35) Mounting bracket C
(35a) Through hole
(35b) Entrance
(36) Cover member
(36a) Locking claw
(37) (38) Bolt
(37a) (38a) Washer
(39) Spatial path
(40) Recess
(41) Work entrance
(42) Through hole

Claims (9)

  In a chair with a hanger provided with a hanger behind the backrest of the chair, a support with a rear opening on the back surface of the backrest, a female screw part on the back surface of the recess, and a hanger body attached to the upper end The support member of the hanger comprising a heel and a support member that supports the support ridge is provided with a protrusion that fits into the recess, and a bolt is inserted into the through-hole provided in the protrusion, so that the female screw portion A hanger-equipped chair, wherein the hanger is attached to the rear surface of the backrest by screwing together.   The chair with a hanger according to claim 1, wherein a plurality of the recesses and a plurality of protrusions fitted to the recesses are provided.   The chair with a hanger according to claim 1 or 2, wherein the support bar is attached to the support member so as to be slidable in the vertical direction, and the vertical position of the hanger body can be adjusted.   The said support member was comprised from the at least 2 component of the protrusion component provided with the said protrusion part, and the support component provided with the through-hole of the up-down direction which penetrates the said support rod. Chair with hanger as described in   The support rod is pressed from the side by the elastic force of the leaf spring, the support rod can be slid in the vertical direction, and the hanger body can be fixed at a desired vertical position. The chair with a hanger in any one of Claims 1-4.   The support component having a vertical through-hole through which the support rod is inserted is a box-shaped body that opens forward, and the projecting component having the projecting portion and the leaf spring are accommodated in the box-shaped body. The chair with a hanger according to claim 4 or 5, characterized by the above.   7. A working opening for screwing a bolt is provided on the rear surface of the support part of the box-like body, and a cover member for covering the working opening after the work is finished is provided. Chair with hanger.   The chair with a hanger according to claim 7, wherein the cover member also has a function of a name plate.   The backrest is composed of an inner shell and an outer shell, and the recessed portion for fitting the protruding portion in the support member is provided on the rear surface of the inner shell, and the through-hole for inserting the protruding portion is provided in the outer shell. A chair with a hanger according to any one of claims 1 to 8.

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