JPS61196737U

JPS61196737U -

Info

Publication number: JPS61196737U
Application number: JP7940085U
Authority: JP
Priority date: 1985-05-29
Filing date: 1985-05-29
Publication date: 1986-12-08
Also published as: JPH033317Y2

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示すもので、第１図
は前方からの椅子全体の斜面図、第２図は前垂れ
を垂直状態とした場合の背凭れ等を除いた側断面
図、第３図は同水平状態を示し、第４図は正面図
、第５図はガイド枠部分の断面図、第６図は足載
台変位保持手段の正面図、第７図は前垂れが水平
方向に回動する際の足載台の動作を示す略示図、
第８図は逆方向への動作の略示図である。１……座部、２……外枠、３……リンク、４…
…内枠、５……補助枠、７……リンク、８……ベ
ルト、１０……ゼンマイバネ、１１……カバーレ
ザー、１３……足載台、１４……ガイド枠、１４
ａ……ボール、１４ｂ……板バネ、１５……スラ
イド杆、１５ａ……突起部、１６……リンク。 The drawings show one embodiment of the present invention; Fig. 1 is a slope view of the entire chair from the front, Fig. 2 is a side sectional view with the front flap in the vertical position, excluding the backrest, etc.; The figures show the same horizontal state, Fig. 4 is a front view, Fig. 5 is a sectional view of the guide frame portion, Fig. 6 is a front view of the footrest displacement holding means, and Fig. 7 is a front sag rotating horizontally. a schematic diagram showing the operation of the footrest when moving;
FIG. 8 is a schematic representation of movement in the reverse direction. 1... Seat, 2... Outer frame, 3... Link, 4...
... Inner frame, 5 ... Auxiliary frame, 7 ... Link, 8 ... Belt, 10 ... Spring spring, 11 ... Cover leather, 13 ... Footrest, 14 ... Guide frame, 14
a... Ball, 14b... Leaf spring, 15... Slide rod, 15a... Protrusion, 16... Link.

Claims

[Scope of utility model registration request]

The front sag body is pivoted at the tip of the seat and rotates between an approximately horizontal position and a vertical position, and the front sag body moves forward following the rotation to the horizontal position and follows the rotation to the vertical position. a frame body that moves backward when the frame body moves forward; a footrest that is pivotally supported at the tip of the frame body and rotates between a perpendicular position and an extended position with respect to the frame body; 1. A medical chair comprising a displacement holding means for holding the chair in the extended position and holding the chair in the right angle position when the chair is moved backward.