JPH0213408B2 - - Google Patents

Info

Publication number
JPH0213408B2
JPH0213408B2 JP27590984A JP27590984A JPH0213408B2 JP H0213408 B2 JPH0213408 B2 JP H0213408B2 JP 27590984 A JP27590984 A JP 27590984A JP 27590984 A JP27590984 A JP 27590984A JP H0213408 B2 JPH0213408 B2 JP H0213408B2
Authority
JP
Japan
Prior art keywords
pressure
liquid
differential piston
piston
valve
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.)
Expired
Application number
JP27590984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61156613A (ja
Inventor
Toshiaki Yoshizumi
Tsutomu Sugyama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP27590984A priority Critical patent/JPS61156613A/ja
Publication of JPS61156613A publication Critical patent/JPS61156613A/ja
Publication of JPH0213408B2 publication Critical patent/JPH0213408B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
JP27590984A 1984-12-27 1984-12-27 液圧式操作装置 Granted JPS61156613A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27590984A JPS61156613A (ja) 1984-12-27 1984-12-27 液圧式操作装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27590984A JPS61156613A (ja) 1984-12-27 1984-12-27 液圧式操作装置

Publications (2)

Publication Number Publication Date
JPS61156613A JPS61156613A (ja) 1986-07-16
JPH0213408B2 true JPH0213408B2 (cs) 1990-04-04

Family

ID=17562117

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27590984A Granted JPS61156613A (ja) 1984-12-27 1984-12-27 液圧式操作装置

Country Status (1)

Country Link
JP (1) JPS61156613A (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785712A (en) * 1986-05-27 1988-11-22 Mitsubishi Denki Kabushiki Kaisha Hydraulic operating apparatus for electric circuit breaker
JP3317534B2 (ja) * 1992-12-25 2002-08-26 株式会社東芝 電力用開閉器の液圧操作装置
JP4724234B2 (ja) * 2009-04-13 2011-07-13 株式会社東芝 液圧操作装置

Also Published As

Publication number Publication date
JPS61156613A (ja) 1986-07-16

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees