JPS6039530U - hydraulic actuator - Google Patents

hydraulic actuator

Info

Publication number
JPS6039530U
JPS6039530U JP13108783U JP13108783U JPS6039530U JP S6039530 U JPS6039530 U JP S6039530U JP 13108783 U JP13108783 U JP 13108783U JP 13108783 U JP13108783 U JP 13108783U JP S6039530 U JPS6039530 U JP S6039530U
Authority
JP
Japan
Prior art keywords
actuator
valve
operating
piston
disposed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP13108783U
Other languages
Japanese (ja)
Inventor
定村　弘祥
宏 前田
Original Assignee
株式会社日立製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP13108783U priority Critical patent/JPS6039530U/en
Publication of JPS6039530U publication Critical patent/JPS6039530U/en
Pending legal-status Critical Current

Links

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は油圧操作器の油圧系統図、第２図はパイロット
の要部断面図、第３図は増幅弁の要部断面図、第４図は
リリーフ弁による衝撃圧除去系統図、第５図はアキュム
レニタによる衝撃圧除去系統図、第６図ないし第９図は
本考案の一実施例の要部断面図である。 ４６・・・ピストン。Fig. 1 is a hydraulic system diagram of the hydraulic actuator, Fig. 2 is a sectional view of the main part of the pilot, Fig. 3 is a sectional view of the main part of the amplification valve, Fig. 4 is a diagram of the shock pressure removal system by the relief valve, and Fig. 5 is a sectional view of the main part of the pilot. The figure is a system diagram for removing shock pressure by an accumulator unit, and FIGS. 6 to 9 are sectional views of essential parts of an embodiment of the present invention. 46... Piston.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 可動接触子を駆動開閉するアクチェータと、このアクチ
ェータの操作油圧を切換制御するパイロット弁と増幅弁
と、前記アクチェータの作動用の油圧源と、蓄圧器とを
備えたものにおいて、前記各弁に配置する閉止穴ボルト
にピストンを配置しこのピストンにより各弁の開閉動作
時に生じる衝撃圧を低減する手段を設けたことを特徴と
する油圧操作器。An actuator that drives and opens and closes a movable contact, a pilot valve and an amplification valve that switch and control the operating hydraulic pressure of this actuator, a hydraulic pressure source for operating the actuator, and a pressure accumulator, which are disposed in each of the valves. A hydraulic operating device characterized in that a piston is disposed in a closing hole bolt, and a means is provided for reducing the impact pressure generated when each valve is opened and closed by the piston.
JP13108783U 1983-08-26 1983-08-26 hydraulic actuator Pending JPS6039530U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13108783U JPS6039530U (en) 1983-08-26 1983-08-26 hydraulic actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13108783U JPS6039530U (en) 1983-08-26 1983-08-26 hydraulic actuator

Publications (1)

Publication Number Publication Date
JPS6039530U true JPS6039530U (en) 1985-03-19

Family

ID=30296475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13108783U Pending JPS6039530U (en) 1983-08-26 1983-08-26 hydraulic actuator

Country Status (1)

Country Link
JP (1) JPS6039530U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63198813U (en) * 1987-06-11 1988-12-21
JPH0472117B2 (en) * 1982-10-04 1992-11-17 Shunaaburu Ruudoitsuhi

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0472117B2 (en) * 1982-10-04 1992-11-17 Shunaaburu Ruudoitsuhi
JPS63198813U (en) * 1987-06-11 1988-12-21
JPH0443615Y2 (en) * 1987-06-11 1992-10-15

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