JPH0367701U

JPH0367701U -

Info

Publication number: JPH0367701U
Application number: JP12476989U
Authority: JP
Priority date: 1989-10-25
Filing date: 1989-10-25
Publication date: 1991-07-02

Description

[Brief explanation of the drawing]

第１図は本考案にかかるアキユムレータ用ブラ
ダの第１の実施例を示すための部分断面図、第２
図は第１図実施例の一部を拡大して示すための部
分拡大断面図、第３図は第１図実施例の使用状態
を示すための断面図、第４図は本考案にかかるア
キユムレータ用ブラダの第２の実施例を示すため
の部分断面図、第５図は本考案にかかるアキユム
レータ用ブラダの第３の実施例を示すための部分
断面図、第６図は本考案にかかるアキユムレータ
用ブラダの第４の実施例を示すための部分断面図
、第７図は本考案にかかるアキユムレータ用ブラ
ダの第５の実施例を示すための部分断面図、第８
図は本考案にかかるアキユムレータ用ブラダの第
６の実施例を示すための部分断面図、第９図およ
び第１０図は従来例を説明するための断面図およ
び部分断面斜視図である。１０……アキユムレータ用ブラダ、１１……弾
性材料層、１１ａ……突条、１１ｂ……弾性取付
部、１１ｃ……突部、１２……ガス遮蔽層、１２
ａ……突条、１２ｂ……補強材、１２ｃ……樹脂
膜、１３……ポペツト、２０……アキユムレータ
、２１……シエル、２１Ａ……ガス室、２１Ｂ…
…液体室、２２……固定部材、２３……閉鎖部材
、２３ａ……ガス供給口、２４……連絡部材、２
４ａ……連絡口。 FIG. 1 is a partial sectional view showing the first embodiment of the bladder for an accumulator according to the present invention;
The figure is a partially enlarged sectional view showing a part of the embodiment shown in FIG. 1, FIG. 3 is a sectional view showing the usage state of the embodiment shown in FIG. 1, and FIG. FIG. 5 is a partial sectional view showing a third embodiment of the bladder for an accumulator according to the present invention, and FIG. 6 is a partial sectional view showing a third embodiment of the bladder for an accumulator according to the present invention. FIG. 7 is a partial sectional view showing a fourth embodiment of the bladder for an accumulator according to the present invention; FIG.
The figure is a partial cross-sectional view showing a sixth embodiment of the bladder for an accumulator according to the present invention, and FIGS. 9 and 10 are a cross-sectional view and a partial cross-sectional perspective view for explaining a conventional example. 10 ...Bladder for accumulator, 11...Elastic material layer, 11a...Protrusion, 11b...Elastic mounting portion, 11c...Protrusion, 12...Gas shielding layer, 12
a... protrusion, 12b... reinforcing material, 12c... resin film, 13... poppet, 20 ... accumulator, 21... shell, 21A... gas chamber, 21B...
...Liquid chamber, 22...Fixing member, 23...Closing member, 23a...Gas supply port, 24...Connection member, 2
4a... Contact point.

Claims

[Scope of utility model registration request]

A gas shielding layer is arranged on the inner peripheral surface or inside of the elastic material layer, and an elastic attachment part is formed on the peripheral inner peripheral surface of the elastic material layer or the gas shielding layer, and the inner peripheral surface of the shell of the accumulator is In an accumulator bladder in which the elastic attachment part is pressed by a fixing member in order to attach the outer peripheral surface of the elastic material layer in contact with the outer peripheral surface of the elastic material layer, the movable part surface of the elastic material layer 11 and the gas shielding layer A bladder for an accumulator, characterized in that a plurality of protrusions 11a and 12a are formed on at least one of the surfaces of the movable part to extend in the circumferential direction.