JPH0452602U

JPH0452602U -

Info

Publication number: JPH0452602U
Application number: JP9455490U
Authority: JP
Priority date: 1990-09-07
Filing date: 1990-09-07
Publication date: 1992-05-06

Description

[Brief explanation of the drawing]

第１図は、この考案の第１の実施例を示す断面
図、そして、第２図は、この考案の第２の実施例
を示す断面図である。１０，２１０……アキユムレータ、１１……シ
リンダ孔、１２……本体、２０，２２０……ピス
トン、３１……第１密封部材、３２，３２ａ，３
２ｂ……第２密封部材、３３……ガス室、３４…
…蓄圧室、５０……潤滑剤、７０，２７０……第
３の密封部材。 FIG. 1 is a sectional view showing a first embodiment of this invention, and FIG. 2 is a sectional view showing a second embodiment of this invention. 10, 210...Accumulator, 11...Cylinder hole, 12...Main body, 20,220...Piston, 31...First sealing member, 32, 32a, 3
2b...second sealing member, 33...gas chamber, 34...
...Accumulation chamber, 50...Lubricant, 70,270...Third sealing member.

Claims

[Claims for Utility Model Registration] 1. A main body provided with a cylinder hole, a piston that is movably fitted into the cylinder hole, and which is attached to the outer periphery of both ends of the piston and comes into sliding contact with the inner surface of the cylinder hole. a first sealing member and a second sealing member; a gas chamber defined by the first sealing member in the cylinder hole on one end side of the piston and in which high-pressure gas is sealed; and the second sealing member. a pressure accumulator chamber defined on the other end side of the piston to face the gas chamber and communicated with a hydraulic circuit, and facing the inner surface of the cylinder hole on the gas chamber side of the first sealing member; an annular cavity in which a lubricant is accommodated, the accumulator is configured to slide on the inner surface of the cylinder hole in accordance with the movement of the piston with respect to the piston;
a third for closing said annular cavity to said gas chamber;
An accumulator comprising a sealing member. 2. The lubricant is a semi-fluid grease;
The accumulator according to claim 1.