JPS59179660U

JPS59179660U - Vehicle lumbar support device

Info

Publication number: JPS59179660U
Application number: JP1983074382U
Authority: JP
Inventors: 寺沢　治文
Original assignee: 池田物産株式会社
Priority date: 1983-05-18
Filing date: 1983-05-18
Publication date: 1984-11-30

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１１は従来のランバーサポート装置の斜視図、第２図
はその部分分解斜視図、第３図は本考案のランバーサポ
ート装置の斜視図、第４図はその部分分解斜視図である
。１・・・シートバックフレーム、２．　２’・・・サイ
ドパネル、３．３′・・・ブラケット、４．　４’　、
　　４ａ。４ａ′・・・下部アーム、５・・・ロンド、６．６′・
・・溶接ピン、ン・・・支持スプリング、８・・・上部
アーム、９・・・ピン、１０・・・ノブ、１１・・・カ
ム、１２．１２’、１３，１３’・・・ピン孔、１４．
１４’・・・頭付ピン、１５．１５’・・・ブツシュナ
ツト、１６゜１６′・・・カラー。11 is a perspective view of a conventional lumbar support device, FIG. 2 is a partially exploded perspective view thereof, FIG. 3 is a perspective view of the lumbar support device of the present invention, and FIG. 4 is a partially exploded perspective view thereof. 1... Seat back frame, 2. 2'...Side panel, 3.3'...Bracket, 4. 4',
4a. 4a'...Lower arm, 5...Rondo, 6.6'.
...Welding pin, N...Support spring, 8...Upper arm, 9...Pin, 10...Knob, 11...Cam, 12.12', 13,13'...Pin hole, 14.
14'...head pin, 15.15'...butsch nut, 16°16'...collar.

Claims

[Scope of utility model registration request]

A side panel is fixed to the lower part of both sides of the seat pack frame, and the lower frame, which is connected to the lower part of the inner side of the side panel by a rond, is pivotably supported at the lower part thereof and is supported between the inner sides of the rain lower arm. Tension the spring,
Further, an upper arm pivotally supported inside one of the eye panels is swung by a cam that is rotated by the rotation of a knob, and the swung movement of the upper arm causes the lower arm to swing, thereby adjusting the lumbar support position of the support spring. In a vehicle lumbar support device configured to be adjustable, a pin hole is provided at the pivot position of the lower arm, and a pin hole is also provided at a corresponding position in the side panel, and a headed pin is inserted into the pin hole from the outside of the side panel. A lumbar support device for a vehicle, characterized by having a lower arm inserted therethrough and pivotally supported.