JPH02120249U

JPH02120249U -

Info

Publication number: JPH02120249U
Application number: JP3013989U
Authority: JP
Priority date: 1989-03-16
Filing date: 1989-03-16
Publication date: 1990-09-27

Description

[Brief explanation of drawings]

第１図は本考案の一実施例に係るシート用サス
ペンシヨン装置の要部を示した縦断面側面図、第
２図は同上装置における要部を示した斜視図、第
３図ａ，ｂ，ｃは同上装置の可動板とリンク機構
との作動をそれぞれ説明するため第２図の−
線に沿つて示した概略断面図、第４図は一般的な
サスペンシヨン装置を適用したシートの一例を示
した側面図、第５図は従来のサスペンシヨン装置
に係る一例を示した概略断面図である。１…シート、２…クツシヨン部、４…床面、１
２，１１２…サスペンシヨン体、１３，３０…可
動板、１３ａ…オリフイス、１４…液体封入部、
１４ａ…上部液室、１４ｂ…下部液室、１５…可
動膜、１６…空気封入室、３１…リンク機構。 FIG. 1 is a vertical sectional side view showing the main parts of a seat suspension device according to an embodiment of the present invention, FIG. 2 is a perspective view showing the main parts of the same device, and FIGS. 3 a, b, c is the same as - in Fig. 2 to explain the operation of the movable plate and the link mechanism of the same device.
A schematic sectional view taken along the line, FIG. 4 is a side view showing an example of a seat to which a general suspension device is applied, and FIG. 5 is a schematic sectional view showing an example of a conventional suspension device. It is. 1... Sheet, 2... Cushion part, 4... Floor surface, 1
2,112...Suspension body, 13,30...Movable plate, 13a...Orifice, 14...Liquid sealing part,
14a... Upper liquid chamber, 14b... Lower liquid chamber, 15... Movable membrane, 16... Air enclosure chamber, 31... Link mechanism.

Claims

[Scope of utility model registration request]

a liquid containing part comprising a suspension body interposed between a cushion part of a seat and a floor surface, said suspension body being partitioned into two upper and lower chambers by a partition plate, and said upper and lower two chambers being connected by an orifice; A sheet having an air-filled chamber formed through a movable membrane in one chamber of the liquid-sealed part, and provided with an orifice on a movable plate that is regulated by the partition plate and can be moved alternately toward the two chambers. 1. A suspension device for a seat, characterized in that the partition plate and the movable plate are connected via a link mechanism that can swing alternately toward two upper and lower chambers.