JPS5898238U

JPS5898238U - Height adjustment device for front edge of seat cushion

Info

Publication number: JPS5898238U
Application number: JP1981195564U
Authority: JP
Inventors: 治行小寺
Original assignee: トヨタ自動車株式会社
Priority date: 1981-12-25
Filing date: 1981-12-25
Publication date: 1983-07-04

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 the drawing]

第１図は本考案の第１実施例を示すシートクッションの
一部切欠き斜視図、第２図は同じ（要部拡大一部切欠き
斜視図、第３図は第２図の■＝■線稈沿う断面矢視図、
第４図は第３図のＩＶ−ＩＶ線に沿う断面矢視図、第５
図ａ、　　ｂはそれぞれ異なった状態を示すシートクッ
ション前後方向の断面図、第６図は本考案の第２実施例
を示す要部拡大一部切欠き斜視図、第７図は第６図の■
二■線に沿う断面矢視図をそれぞれ示している。１＝・・・・・シートクッション、２・・・・・・表皮
材、３・・・・・・クッションパッド、４・・・・・・
前縁部、５・・・・・・下面、６・・・・・・シートク
ッションフレーム、７・・・・・・硬質板体、８・・・
・・・後端縁、１０・・・・・・回動軸、１１・・・・
・・軸受、１４・・・・・・ウオーム、１５・・・・・
・ウオーム軸、１７・・・・・・ウオーム歯車、１８・
・・・・・後端縁。Fig. 1 is a partially cutaway perspective view of a seat cushion showing the first embodiment of the present invention, Fig. 2 is the same (enlarged partially cutaway perspective view of the main part), and Fig. 3 is a partially cutaway perspective view of the seat cushion according to the first embodiment of the present invention. Cross-sectional view along the line culm,
Figure 4 is a cross-sectional view taken along line IV-IV in Figure 3;
Figures a and b are cross-sectional views in the front and back direction of the seat cushion showing different states, Figure 6 is an enlarged partially cutaway perspective view of the main part showing the second embodiment of the present invention, and Figure 7 is a view of the seat cushion in the front and rear directions showing different states. ■
A cross-sectional view taken along line 2 is shown. 1=...Seat cushion, 2...Skin material, 3...Cushion pad, 4...
Front edge, 5... Lower surface, 6... Seat cushion frame, 7... Hard plate, 8...
... Rear edge, 10 ... Rotation axis, 11 ...
...Bearing, 14...Worm, 15...
・Worm shaft, 17... Worm gear, 18.
・・・・・・Positive edge.

Claims

[Scope of utility model registration request]

(1) A hard plate body disposed in the width direction of the seat cushion on the lower surface of the cushion pad at the front edge of the seat cushion, and a rotation shaft fixed in the width direction of the rear end edge of the hard plate body near the rear of the seat cushion. Both ends of the rotating shaft are rotatably supported by bearings fixed to the seat cushion frame, and a worm rotatably supported by the seat cushion frame; A height adjusting device for a front edge of a seat cushion, characterized in that the front edge of the hard plate is configured to be able to swing in the vertical direction by meshing with a fitted worm gear.

(2) dividing the hard plate body into two parts across the width direction of the front edge of the seat cushion; disposing the worm and the worm gear in each of the two divided hard plate bodies; A height adjusting device for a front edge of a seat cushion according to claim 1, wherein the height of the front edge of the front edge is independently variable on the left and right sides.