JPS60191243U

JPS60191243U - Seat vertical position adjustment device

Info

Publication number: JPS60191243U
Application number: JP1984079319U
Authority: JP
Inventors: 後藤　和行
Original assignee: 白木金属工業株式会社
Priority date: 1984-05-29
Filing date: 1984-05-29
Publication date: 1985-12-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はシートとその上下位置調整装置の斜視図であっ
て、シートを鎖線で表わした図、第２図は一方のシート
上下位置調整装置の分解斜視図、第３図は第１図の■−
■線断面図であってシートを省略した図、第４図は第３
図のＩＶ−ＩＶ線断面図であって、一部を省略して示し
た図、゛第５図乃至第８図は第３図に示したシート上下
位置調整装置の作動状態をそれぞれ示す説明図であって
、一部の構成要素のみを示した図である。。１・・・シート、ｐ・・・固定ブラケット、１２・・・
回動体、１４・・・支持ブラケＹト、１５・・・ラチェ
ット、２１・・・爪部材、２３・・・ばね、２５・・；
第１ガイド部、２６・・・第２ガイド部。Ｙ−−、−！− ；罹げ５（一一一−−−−〜−一＼２図＼ｔ〈〉−８FIG. 1 is a perspective view of a seat and its vertical position adjustment device, with the seat indicated by a chain line, FIG. 2 is an exploded perspective view of one of the seat vertical position adjustment devices, and FIG. ■−
■It is a line cross-sectional view with the sheet omitted, and Figure 4 is the 3rd
FIG. 5 is a cross-sectional view taken along the line IV-IV in the figure, with some parts omitted; FIGS. FIG. 2 is a diagram showing only some of the components. . 1... Sheet, p... Fixed bracket, 12...
Rotating body, 14... Support bracket Y, 15... Ratchet, 21... Claw member, 23... Spring, 25...;
1st guide part, 26... 2nd guide part. Y--,-! -; Morbidity 5 (111-----1\2 Figure\t〈〉-8

Claims

[Scope of utility model registration request]

A fixed bracket fixed to the seat placement part side, a rotating body rotatably supported with respect to the bracket, a support bracket for supporting the seat cushion attached to the rotating body, and a support bracket for supporting the seat cushion attached to the rotating body. A fixed ratchet, a pawl member that engages with the ratchet and is rotatably supported by the fixed bracket, and when the rotating body rotates a predetermined angle from its initial position, the pawl member is separated from the ratchet. a first guide portion that rotates the pawl member in the direction; a second guide portion that rotates the pawl member such that the pawl member engages with the ratchet when the rotating body returns to the initial position; and a second guide portion that rotates the pawl member such that the pawl member engages with the ratchet; A seat vertical position adjustment device comprising a spring that applies a spring force to a pawl member so as to hold the pawl member in each of these positions when the pawl member is rotated away from the ratchet or engaged with a ratchet.