JPS59123454U

JPS59123454U - Chair

Info

Publication number: JPS59123454U
Application number: JP1859683U
Authority: JP
Inventors: 葛西　康男
Original assignee: レイフォ−ム・ソチエタ・ア・レスポンサビリタ・リミタ−タ
Priority date: 1983-02-10
Filing date: 1983-02-10
Publication date: 1984-08-20

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図面はこの考案の実施例を示すもので、第１図は座席盤
及び背もたれ盤を除去した状態の斜視図、第２図は第１
図■−■線の断面図、第３図は第１図■−■線の断面図
である。１・・・・・・支脚、２・・・・・・昇降用ガススプリ
ング、２ａ・・・・・・開放ピン、３・・・・・・座受
ハウジング、３ａ・・・・・・耳部、４・・・・・・背
もたれ支持枠、４ａ・・・・・・水平部、５・・・・・
・座体取付板、６・・・・・・座席盤、７・・・・・・
枢軸、８・・・・・・連結軸、９・・・・・・背もたれ
傾動用ガススプリング、９ａ・・・・・・開放ピン、１
０・・・・・・支承片、１１・・・・・・第１駆動レバ
ー、ｌｌａ・・・・・・押圧腕、１２・・・・・・操作
ロッド、１３・・・・・・当りピン、１４・・・・・・
第２駆動レバー、２５・・・・・・水平軸。The drawings show an embodiment of this invention. Figure 1 is a perspective view with the seat panel and backrest panel removed, and Figure 2 is a perspective view of the first embodiment.
FIG. 3 is a cross-sectional view taken along the line ■--■ in FIG. 1. FIG. 1... Support leg, 2... Lifting gas spring, 2a... Release pin, 3... Seat support housing, 3a... Ear Part, 4...Backrest support frame, 4a...Horizontal part, 5...
・Seat body mounting plate, 6... Seat board, 7...
Pivot, 8... Connection shaft, 9... Backrest tilting gas spring, 9a... Release pin, 1
0...Bearing piece, 11...First drive lever, lla...Press arm, 12...Operation rod, 13...Perfect Pin, 14...
Second drive lever, 25...horizontal axis.

Claims

[Scope of utility model registration request]

A seat support housing 3 is supported on the upper end of an elevating gas spring 2 supported by a support leg 1, and a horizontal portion 4a of a backrest support frame 4, which has an abbreviated shape in side view, is attached to the rear end of the housing 3.
The base end upper part of the housing 3 is pivotably tilted by a pivot shaft 7, and a seat mounting plate 5 is pivotally mounted to the rear of the horizontal portion 4a with a horizontal shaft 25, and the seat mounting plate 5 and the housing 3
A seat board 6 is attached to the front end of the housing 3 with both front and rear parts supported, while a connecting shaft 8 is attached to the rear wall of the housing 3 and has one end attached to the lower base end of the horizontal part 4a of the backrest support frame 4.
The other end of the backrest tilting gas spring 9 is pivotally connected to the support piece 10 in the housing 3, and the other end of the backrest tilting gas spring 9 is fixed to the support piece 10 in the housing 3. 1. An operating rod 12 is connected to the outer end of the drive lever 11 so as to be rotatable around an axis. By pushing down the operating rod 12 and rotating it by a predetermined angle, it comes into contact with the lower surface of the ear portion 3a of the housing 3, and the above-mentioned A pin 13 is fixedly planted at the base of the operating rod 12 to maintain the depressed state, and a pin 13 is attached to the inner end of the first drive lever 11 so that the lifting gas spring 2 is released by swinging downward. A pressing arm 11a is provided for pushing down the pin 2a to release the locked state of the gas spring 2, and the opening pin 9a of the backrest tilting gas spring 9 is provided by upward swinging of the inner end of the first drive lever 11. The second drive lever 14 is pressed to release the locked state.
The chair is equipped with