JPH0251136U

JPH0251136U -

Info

Publication number: JPH0251136U
Application number: JP12827088U
Authority: JP
Priority date: 1988-09-30
Filing date: 1988-09-30
Publication date: 1990-04-10

Description

[Brief explanation of the drawing]

第１図はこの考案を適用した車両用シートのシ
ートリフレの側面縦断面説明図、第２図は第１図
の―矢視縦断面説明図、第３図はシートリフ
タの作動状態を示す説明図である。３……取付け部材（スライドレール）、６……
クツシヨンフレーム、１０……シートリフタ、１
１……第１ベルクランク、１１ａ……前部揺動端
、１１ｂ……後部揺動端、１２……連結リンク、
１３……第２ベルクランク、１３ａ……上部揺動
端、１３ｂ……下部揺動端、１５……クランクア
ーム（スパーギヤ）、１６……第１連結ロツド、
１８……第２連結ロツド、３８……シートクツシ
ヨン。 Fig. 1 is an explanatory side view in vertical cross section of a seat reflex for a vehicle seat to which this invention is applied, Fig. 2 is an explanatory view in longitudinal cross section in the direction of - arrow in Fig. 1, and Fig. 3 is an explanatory view showing the operating state of the seat lifter. It is. 3...Mounting member (slide rail), 6...
Cushion frame, 10... Seat lifter, 1
1...First bell crank, 11a...Front swing end, 11b...Rear swing end, 12...Connection link,
13...Second bell crank, 13a...Upper swing end, 13b...Lower swing end, 15...Crank arm (spur gear), 16...First connection rod,
18...Second connection rod, 38...Seat cushion.

Claims

[Scope of utility model registration request]

In a seat lifter that raises and lowers a cushion frame to which a seat cushion is attached relative to a mounting member attached to a vehicle body, the seat lifter is rotatably supported on the front part of the cushion frame and has a lower end rotatably mounted on the front part of the mounting member. a first bell crank having a front swing end connected to an upper end of the coupling link rotatably pivoted to the rear of the mounting member; A second bell crank is rotatably supported in the intermediate portion of the cushion frame, and a first crank pin and a second crank pin are implanted at a predetermined interval in the circumferential direction. , and a crank arm that rotates in conjunction with an operating member rotatably supported by the cushion frame, one end of which is connected to the first clamp pin, and the other end of which is connected to the rear swing end of the first bell clamp. A first connecting rod pivotally supported; and a second connecting rod having one end connected to the second clamp pin and the other end connected to the lower swinging end of the second bell clamp. seat lifter.