JPS641540U

JPS641540U -

Info

Publication number: JPS641540U
Application number: JP1987096770U
Authority: JP
Priority date: 1987-06-24
Filing date: 1987-06-24
Publication date: 1989-01-06

Description

[Brief explanation of the drawing]

第１図乃至第３図は本考案に係るシートのサポ
ート装置の一実施例の概略を夫々示すもので、第
１図は要部の断面説明図、第２図はシートの斜視
図、第３図は回動調節機構の一実施例の断面説明
図、第４図は変形例の説明図、第５図は従来のサ
イドサポート装置の断面説明図である。図中、１１……シート、１２……シートバツク
、１３……シートクツシヨン、１４……メイン部
、１５……サポート部、１６……メインフレーム
、１７……サポートパネル、１８……枢支部、１
９……固定ブラケツト、２１……固定フレーム、
２２……固定ブラケツト、２４……Ｌ型リンク、
２６……Ｌ型リンクの一端、２７……Ｌ型リンク
の他端、２８……枢支部、３１……回動調節機構
、３３……ロツク機構、３５……付勢スプリング
、３７……操作レバー、４１……スリーブ部材、
４１ａ……取付部、４３……ロツド、４３ａ……
取付部、４５……ロツクスプリング、４７……レ
リーズワイヤ。 1 to 3 schematically show an embodiment of the seat support device according to the present invention, in which FIG. 1 is a sectional explanatory view of the main part, FIG. 2 is a perspective view of the seat, and FIG. FIG. 4 is an explanatory cross-sectional view of one embodiment of the rotation adjustment mechanism, FIG. 4 is an explanatory view of a modified example, and FIG. 5 is a cross-sectional explanatory view of a conventional side support device. In the figure, 11... Seat, 12... Seat back, 13... Seat cushion, 14... Main part, 15... Support part, 16... Main frame, 17... Support panel, 18... Pivotal part, 1
9...Fixed bracket, 21...Fixed frame,
22...Fixed bracket, 24...L-shaped link,
26... One end of the L-shaped link, 27... The other end of the L-shaped link, 28... Pivotal portion, 31... Rotation adjustment mechanism, 33... Lock mechanism, 35... Biasing spring, 37... Operation lever, 41...sleeve member,
41a... Mounting part, 43... Rod, 43a...
Mounting part, 45...Lock spring, 47...Release wire.

Claims

[Scope of utility model registration request]

It has a support panel provided along one side of the main frame of the seat, the inner end side of the support panel is rotatably supported by a pivot part formed on the main frame side, and In a support device for a seat that can be held at a desired rotational position by a rotation adjustment mechanism, the rotation adjustment mechanism is provided between an outer end side of the support panel and an outer end side of the main frame. The lock mechanism includes a sleeve member, a rod inserted into the sleeve member, and a lock spring that locks the sleeve member and the rod at any position in the longitudinal direction. and a biasing spring that biases the rod in a direction to pull it out from the sleeve member when the lock mechanism is unlocked, and an operating lever that releases the lock of the lock spring via a release wire connected to the lock spring. A seat support device characterized by: