JPH01171246U

JPH01171246U -

Info

Publication number: JPH01171246U
Application number: JP6835888U
Authority: JP
Priority date: 1988-05-24
Filing date: 1988-05-24
Publication date: 1989-12-04

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示し、第１図は椅子の
右側面図、第２図は座板を除去した状態での一部
破断平面図、第３図は第２図の―視断面図、
第４図は第２図の―視断面図、第５図は第２
図の―視断面図、第６図は第２図の―視
断面図、第７図は第２図の―視断面図、第８
図は第２図の―視断面図、第９図、第１０図
、第１１図はそれぞれ他の実施例を示す図である
。１…椅子、２…脚体、３…ガススプリング、３
ｃ…レリーズ弁、４…支持枠、５…座板、６…背
もたれ、８…座受体、１３…背もたれ支持杆、２
６…操作レバー、２７…押さえ部材、２８…作動
杆、４０…調節ねじ、４２…接当体、４５…接当
部。 The drawings show an embodiment of the present invention; Fig. 1 is a right side view of the chair, Fig. 2 is a partially cutaway plan view with the seat plate removed, and Fig. 3 is a cross-sectional view of Fig. 2. ,
Figure 4 is a cross-sectional view of Figure 2, and Figure 5 is a cross-sectional view of Figure 2.
Fig. 6 is a sectional view of Fig. 2, Fig. 7 is a sectional view of Fig. 2, Fig. 8 is a sectional view of Fig. 2;
The figure is a cross-sectional view taken from the side of FIG. 2, and FIGS. 9, 10, and 11 are views showing other embodiments. 1...Chair, 2...Legs, 3...Gas spring, 3
c...Release valve, 4...Support frame, 5...Seat plate, 6...Backrest, 8...Seat support body, 13...Backrest support rod, 2
6... Operating lever, 27... Holding member, 28... Operating rod, 40... Adjusting screw, 42... Contact body, 45... Contact portion.

Claims

[Scope of utility model registration request]

A chair in which a support frame for supporting a seat plate is supported vertically and lowerably by a gas spring attached to the lower surface of the support frame, and a release valve of the gas spring is faced into the support frame, An operating lever that can be operated from the side of the supporting frame is horizontally slidable or horizontally rotatable, and the operating lever and the release valve are connected to each other by horizontally sliding or horizontally rotating the operating lever. 1. A gas spring operating device for a chair, characterized in that a release valve is associated via a pressing means so that it can be pushed down by horizontal rotation.