JPS6345649U

JPS6345649U -

Info

Publication number: JPS6345649U
Application number: JP1986137994U
Authority: JP
Priority date: 1986-09-10
Filing date: 1986-09-10
Publication date: 1988-03-28

Description

[Brief explanation of the drawing]

図は本考案に係るランバーサポート装置の一実
施例を示し、第１図は要部構成を示す概略斜視図
、第２図および第３図はその概略構成と動作状態
とを示す縦断面図および横断面図である。図中、１……車両用シートのシートバツク、２
……シートバツクフレーム、３……サイド部、１
０……ランバーサポート装置、１１，１２……上
、下サポートパネル、１１ａ，１２ａ……枢支部
、１１ｂ，１２ｂ……回動端、１３……重なり合
い部分、１４……押圧手段。 The figures show an embodiment of the lumbar support device according to the present invention, in which Fig. 1 is a schematic perspective view showing the main part configuration, and Figs. 2 and 3 are longitudinal cross-sectional views showing the schematic structure and operating state. FIG. In the figure, 1... seat back of a vehicle seat, 2
... Seat back frame, 3 ... Side part, 1
0... Lumbar support device, 11, 12... Upper and lower support panels, 11a, 12a... Pivotal portion, 11b, 12b... Rotating end, 13... Overlapping portion, 14... Pressing means.

Claims

[Scope of utility model registration request]

A pair of upper and lower support panels are rotatably supported at the upper and lower ends of the seat back, respectively, and these upper and lower support panels rotate at positions corresponding to the lumbar region of the seated person. They are formed with a length such that their ends overlap, and a pressing means is provided on the back side of this overlapping portion to move both of these support panels forward and backward in the front and back direction of the seat by external operation. Features a lumbar support device.