JPH0236344U

JPH0236344U -

Info

Publication number: JPH0236344U
Application number: JP11477888U
Authority: JP
Priority date: 1988-08-31
Filing date: 1988-08-31
Publication date: 1990-03-09
Anticipated expiration: 2003-08-31
Also published as: JPH0546690Y2

Description

[Brief explanation of drawings]

第１図は本考案に係るシートリクライニング装
置の概略構成説明図、第２図は第１図の―矢
視縦断面説明図、第３図は第１図に示すものの作
動説明図である。１……シートリクライニング装置、２……ラツ
チ機構である有段調整機構、３……タウメル機構
である無段調整機構、６……シートクツシヨン、
８……ベースプレート、９……アツパツース、９
ａ……ラチエツト歯、１０……ロアツース、１０
ａ……ラチエツト爪、１１……レリーズレバー、
１１ａ…基端部、１２……係止部材、１５……第
１の枢軸、１６……シートバツク、１８……バツ
クアーム、１９……第２の枢軸、２１……第３の
枢軸、２８……操作ハンドル、３０……第４の枢
軸。 FIG. 1 is an explanatory diagram of a schematic configuration of a seat reclining device according to the present invention, FIG. 2 is an explanatory diagram of a vertical cross-section taken in the direction of the - arrow in FIG. 1, and FIG. 3 is an explanatory diagram of the operation of the seat reclining device shown in FIG. 1. 1... Seat reclining device, 2... Stepped adjustment mechanism which is a latch mechanism, 3... Stepless adjustment mechanism which is a Taumel mechanism, 6... Seat cushion,
8... Base plate, 9... Atsupatoosu, 9
a...Rachiet tooth, 10...Lower tooth, 10
a...Ratchet claw, 11...Release lever,
11a... Base end portion, 12... Locking member, 15... First pivot, 16... Seat back, 18... Back arm, 19... Second pivot, 21... Third pivot, 28... Operation handle, 30...fourth pivot.

Claims

[Scope of utility model registration request]

A reclining device in which a stepped adjustment mechanism for coarse adjustment and a stepless adjustment mechanism for fine adjustment are attached to a base plate fixed to a side surface of a seat cushion, and an operation handle for the stepless adjustment mechanism is arranged at the forefront of the base plate. The top tooth is rotatably supported by a first pivot disposed at the rearmost part of the base plate and has ratchet teeth on the lower edge, and the top tooth is integrally fixed to the lower part and fixed to the side surface of the seat back. a lower tooth whose base end is rotatably supported by a second pivot located below the first pivot, and a ratchet pawl formed at a free end can mesh with the ratchet tooth; a release lever for the stepped adjustment mechanism, the base end of which is rotatably supported by the second pivot; and a third pivot which is disposed forward of the second pivot. connected to the release lever and rotated in the same direction;
A seat reclining device further comprising: a locking member that engages and disengages the ratchet pawl of the lower tooth and the ratchet tooth.