JPH02125433U

JPH02125433U -

Info

Publication number: JPH02125433U
Application number: JP3313889U
Authority: JP
Priority date: 1989-03-27
Filing date: 1989-03-27
Publication date: 1990-10-16

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分解斜視図
、第３図は同上装置に適用可能なサスペンシヨン
体の一変形例の要部を示した断面図、第４図はサ
スペンシヨン体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図は同上装置に適
用可能なサスペンシヨン体の他の変形例の要部を
示した断面図、第６図はサスペンシヨン体のさら
に他の変形例を用いてなる同上装置の要部を示し
た断面図、第７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８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、１２，１１２……サスペンシヨン体、１３，
３０……可動板、１３ａ……オリフイス、１４…
…流体封入部、１４ａ……上部液室、１４ｂ……
下部液室、１５……可動膜、１６……空気封入室
、３１，３２，３３，３４，３６，３７……緩衝
部材。 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 an exploded perspective view showing the main parts of the same device, and Fig. 3 is the same device as above. FIG. 4 is a sectional view showing a main part of a modification of the suspension body applicable to the above, FIG. 4 is a perspective view showing a main part of the same device using another modification of the suspension body, and FIG. 6 is a sectional view showing the main part of another modification of the suspension body applicable to the above device, and FIG. 6 is a sectional view showing the main part of the same device using still another modification of the suspension body. FIG. 7 is a side view showing an example of a seat to which a general suspension device is applied, and FIG. 8 is a schematic sectional view showing an example of a conventional suspension device. 1... Seat, 2... Cushion part, 4... Floor surface, 12, 112... Suspension body, 13,
30...Movable plate, 13a...Orifice, 14...
...Fluid enclosure, 14a... Upper liquid chamber, 14b...
Lower liquid chamber, 15...Movable membrane, 16...Air enclosure chamber, 31, 32, 33, 34, 36, 37...Buffer member.

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; One chamber of the liquid sealing section has an air sealing chamber formed through a movable membrane, and the orifice is provided on a movable plate that is regulated by the partition plate and can be moved alternately toward the two chambers. 1. A seat suspension device, characterized in that a buffer member is provided corresponding to a surface where the partition plate and the movable plate come into contact with each other.