JPH0472325B2 - - Google Patents

Info

Publication number
JPH0472325B2
JPH0472325B2 JP59280160A JP28016084A JPH0472325B2 JP H0472325 B2 JPH0472325 B2 JP H0472325B2 JP 59280160 A JP59280160 A JP 59280160A JP 28016084 A JP28016084 A JP 28016084A JP H0472325 B2 JPH0472325 B2 JP H0472325B2
Authority
JP
Japan
Prior art keywords
piston
differential piston
pressure
liquid
pressure liquid
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 - Lifetime
Application number
JP59280160A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61153910A (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 JP59280160A priority Critical patent/JPS61153910A/ja
Publication of JPS61153910A publication Critical patent/JPS61153910A/ja
Publication of JPH0472325B2 publication Critical patent/JPH0472325B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fluid-Pressure Circuits (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
JP59280160A 1984-12-26 1984-12-26 液圧式操作装置 Granted JPS61153910A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59280160A JPS61153910A (ja) 1984-12-26 1984-12-26 液圧式操作装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59280160A JPS61153910A (ja) 1984-12-26 1984-12-26 液圧式操作装置

Publications (2)

Publication Number Publication Date
JPS61153910A JPS61153910A (ja) 1986-07-12
JPH0472325B2 true JPH0472325B2 (enrdf_load_stackoverflow) 1992-11-18

Family

ID=17621145

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59280160A Granted JPS61153910A (ja) 1984-12-26 1984-12-26 液圧式操作装置

Country Status (1)

Country Link
JP (1) JPS61153910A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61161627A (ja) * 1985-01-08 1986-07-22 三菱電機株式会社 液圧式操作装置
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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814636U (ja) * 1981-07-22 1983-01-29 三菱電機株式会社 油圧操作装置
JPS58166108A (ja) * 1982-03-26 1983-10-01 Hitachi Ltd しや断器用油圧操作器

Also Published As

Publication number Publication date
JPS61153910A (ja) 1986-07-12

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Legal Events

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