JPH02120250U

JPH02120250U -

Info

Publication number: JPH02120250U
Application number: JP3037889U
Authority: JP
Priority date: 1989-03-17
Filing date: 1989-03-17
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可動板単品を示した斜視
図、第３図は同上装置に適用可能な可動板の一変
形例を示した斜視図、第４図は可動板の他の変形
例を用いてなる同上装置の要部を示した斜視図、
第５図は第４図の−線に沿う縦断面側面図、
第６図は可動板のさらに他の変形例を用いてなる
同上装置の要部を示した斜視図、第７図は第６図
の−線に沿う縦断面側面図、第８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９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。 Fig. 1 is a vertical cross-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 a single movable plate in the same device, and Fig. 3 is the same device as above. FIG. 4 is a perspective view showing a main part of the same device using another modification of the movable plate,
Fig. 5 is a vertical cross-sectional side view taken along the - line in Fig. 4;
FIG. 6 is a perspective view showing the main parts of the same device using still another modification of the movable plate, FIG. 7 is a vertical cross-sectional side view taken along the line - in FIG. 6, and FIG. 8 is a general FIG. 9 is a side view showing an example of a seat to which a conventional suspension device is applied, and FIG. 9 is a schematic sectional view showing an example of a conventional suspension device. 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.

Claims

[Scope of utility model registration request]

The suspension body is provided with a suspension body interposed between the cushion portion of the seat and the floor surface, the suspension body is partitioned into two upper and lower chambers by a partition plate, and the upper and lower two chambers are connected by an orifice. A seat suspension device comprising one chamber of a liquid-sealing section and an air-sealing chamber formed via a movable membrane, wherein the partition plate is provided with a structure that can alternately swing toward the two upper and lower chambers. A suspension device for a seat, characterized in that it is provided with a movable part imparted with flexibility, and also forms the orifice.