FR1179785A - Improvements to hydraulic controls, in particular for electrical switches - Google Patents

Improvements to hydraulic controls, in particular for electrical switches

Info

Publication number
FR1179785A
FR1179785A FR1179785DA FR1179785A FR 1179785 A FR1179785 A FR 1179785A FR 1179785D A FR1179785D A FR 1179785DA FR 1179785 A FR1179785 A FR 1179785A
Authority
FR
France
Prior art keywords
electrical switches
hydraulic controls
hydraulic
controls
switches
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
Other languages
French (fr)
Inventor
Raymond Terrier
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.)
Merlin Gerin SA
Original Assignee
Merlin Gerin SA
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 Merlin Gerin SA filed Critical Merlin Gerin SA
Application granted granted Critical
Publication of FR1179785A publication Critical patent/FR1179785A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
FR1179785D 1957-07-24 1957-07-24 Improvements to hydraulic controls, in particular for electrical switches Expired FR1179785A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1111707X 1957-07-24

Publications (1)

Publication Number Publication Date
FR1179785A true FR1179785A (en) 1959-05-28

Family

ID=9626832

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1179785D Expired FR1179785A (en) 1957-07-24 1957-07-24 Improvements to hydraulic controls, in particular for electrical switches
FR3960A Expired FR72683E (en) 1957-07-24 1957-12-27 Improvements to hydraulic controls, in particular for electrical switches

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR3960A Expired FR72683E (en) 1957-07-24 1957-12-27 Improvements to hydraulic controls, in particular for electrical switches

Country Status (3)

Country Link
BE (1) BE568189A (en)
DE (1) DE1111707B (en)
FR (2) FR1179785A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE707545C (en) * 1938-11-07 1941-06-25 Siemens Schuckertwerke Akt Ges OElgestaenge for switch drives, especially for multi-phase high-voltage switches, e.g. B. Expansion switch
DE956861C (en) * 1955-06-15 1957-01-24 Siemens Ag Malfunction indicator for electrical switches driven by liquid

Also Published As

Publication number Publication date
FR72683E (en) 1960-04-22
DE1111707B (en) 1961-07-27
BE568189A (en)

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