JPS59144276U

JPS59144276U - emergency valve

Info

Publication number: JPS59144276U
Application number: JP3925383U
Authority: JP
Inventors: 一隆鈴木; 政人鈴木
Original assignee: トキコ株式会社
Priority date: 1983-03-18
Filing date: 1983-03-18
Publication date: 1984-09-27

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図は本考案になる緊急作動弁の一実施例の平常時の状態
の縦断面図である。１・・・シリンダ本体、２・・・ピストンロッド、３・
・・第１のピストン、４・・・第２のピストン、５・・
・第１の室、６・・・第２の室、７・・・第３の室、８
・・・流路、９・・・電磁弁、１１・・・開閉弁、Ｇ・
・・高圧ガス（圧縮性流体）、Ｆ・・・非圧縮性流体。The figure is a vertical sectional view of an embodiment of the emergency operating valve according to the present invention in a normal state. 1... Cylinder body, 2... Piston rod, 3...
...First piston, 4...Second piston, 5...
・First chamber, 6...Second chamber, 7...Third chamber, 8
...Flow path, 9...Solenoid valve, 11...Opening/closing valve, G.
...High pressure gas (compressible fluid), F...Incompressible fluid.

Claims

[Scope of utility model registration request]

a cylinder body, a piston rod that projects outward from the cylinder body and opens and closes an external on-off valve with reciprocating motion; a first piston connected to the piston rod; , a slidable second piston forming a first chamber between the cylinder body, a compressible fluid sealed in the first chamber, and a compressible fluid between the first piston and the cylinder body. an incompressible fluid sealed in a second chamber formed between the second piston and a third chamber formed between the cylinder body and the first piston on the piston rod side; An emergency operation valve consisting of a flow path connecting the second chamber and the third chamber, and an on-off valve provided in the middle of the flow path, which is closed during normal times and opened during emergency operation. .