DE2431758A1 - Betaetigungsvorrichtung fuer einen trennschalter - Google Patents

Betaetigungsvorrichtung fuer einen trennschalter

Info

Publication number
DE2431758A1
DE2431758A1 DE2431758A DE2431758A DE2431758A1 DE 2431758 A1 DE2431758 A1 DE 2431758A1 DE 2431758 A DE2431758 A DE 2431758A DE 2431758 A DE2431758 A DE 2431758A DE 2431758 A1 DE2431758 A1 DE 2431758A1
Authority
DE
Germany
Prior art keywords
piston
valve
storage tank
actuating device
fluid
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
DE2431758A
Other languages
German (de)
English (en)
Inventor
Kunio Hirasawa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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
Priority claimed from JP48084823A external-priority patent/JPS4943938A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE2431758A1 publication Critical patent/DE2431758A1/de
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/28Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/28Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H2033/308Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S60/00Power plants
    • Y10S60/916Unitary construction

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
DE2431758A 1973-07-04 1974-07-02 Betaetigungsvorrichtung fuer einen trennschalter Pending DE2431758A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP7482373A JPS5626927B2 (enExample) 1973-07-04 1973-07-04
JP48084823A JPS4943938A (enExample) 1972-07-28 1973-07-27

Publications (1)

Publication Number Publication Date
DE2431758A1 true DE2431758A1 (de) 1975-01-23

Family

ID=26416005

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2431758A Pending DE2431758A1 (de) 1973-07-04 1974-07-02 Betaetigungsvorrichtung fuer einen trennschalter

Country Status (3)

Country Link
US (1) US3893374A (enExample)
JP (1) JPS5626927B2 (enExample)
DE (1) DE2431758A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0240884A3 (en) * 1986-04-05 1988-01-07 Bbc Aktiengesellschaft Brown, Boveri & Cie. Drive for the generation of a linear movement of a consumer

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223592A (en) * 1978-08-28 1980-09-23 Westinghouse Electric Corp. Pneumatic operating-mechanism construction
US4507919A (en) * 1980-02-11 1985-04-02 Smith Russell G Fail safe actuator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2399294A (en) * 1941-11-10 1946-04-30 Gen Controls Co Hydraulic operator
US2618929A (en) * 1949-10-24 1952-11-25 Bidin Peter Portable hydraulic jack with filling means
FR1181089A (fr) * 1957-08-12 1959-06-11 Perfectionnements aux circuits hydrauliques de commande
US3572032A (en) * 1968-07-18 1971-03-23 William M Terry Immersible electrohydraulic failsafe valve operator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0240884A3 (en) * 1986-04-05 1988-01-07 Bbc Aktiengesellschaft Brown, Boveri & Cie. Drive for the generation of a linear movement of a consumer

Also Published As

Publication number Publication date
JPS5041066A (enExample) 1975-04-15
JPS5626927B2 (enExample) 1981-06-22
US3893374A (en) 1975-07-08

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