JPS62153936U

JPS62153936U -

Info

Publication number: JPS62153936U
Application number: JP4173286U
Authority: JP
Priority date: 1986-03-20
Filing date: 1986-03-20
Publication date: 1987-09-30

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
は実施例に於ける要部を切断して示した側面図。
第２図は要部の分解斜視図。第３図は椅子の傾動
機構の作動説明図、第４図は本考案の他の実施例
を示す全体図である。１……脚部材、２……支柱、３……基枠、７…
…支持フレーム、９……背もたれ、１１，１１…
…腕部材、１５，１５……軸ボルト、１７，１７
……ヒンジ、２０……座シート、２５……ブラケ
ツト、３０，３０……スライド金具、３１，３１
……長孔、３２……連結ピン、３８……引張りコ
イルばね。 The drawings show an embodiment of this invention, and FIG. 1 is a side view showing a cut away main part of the embodiment.
FIG. 2 is an exploded perspective view of the main parts. FIG. 3 is an explanatory view of the operation of the tilting mechanism of the chair, and FIG. 4 is an overall view showing another embodiment of the present invention. 1... Leg member, 2... Support column, 3... Base frame, 7...
...Support frame, 9...Backrest, 11,11...
...Arm member, 15, 15...Axle bolt, 17, 17
... Hinge, 20 ... Seat, 25 ... Bracket, 30, 30 ... Slide metal fitting, 31, 31
...Elongated hole, 32...Connecting pin, 38...Tension coil spring.

Claims

[Scope of utility model registration request]

In a chair in which the lower part of the backrest is pivotally attached to the rear of the seat so as to be rotatable in the front-rear direction, and the seat is configured to be slidable, arm members are provided in front of both ends of the backrest to support the seat. A chair characterized in that the tip of the arm member is pivoted at the rear upper end of the frame so as to be rotatable in the front and back direction.