FR988417A - Circuit breakers - Google Patents

Circuit breakers

Info

Publication number
FR988417A
FR988417A FR988417DA FR988417A FR 988417 A FR988417 A FR 988417A FR 988417D A FR988417D A FR 988417DA FR 988417 A FR988417 A FR 988417A
Authority
FR
France
Prior art keywords
circuit breakers
breakers
circuit
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)
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.)
CBS Corp
Original Assignee
Westinghouse 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR988417A publication Critical patent/FR988417A/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
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
FR988417D 1945-11-23 1947-04-30 Circuit breakers Expired FR988417A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US630350A US2542790A (en) 1945-11-23 1945-11-23 Circuit interrupter

Publications (1)

Publication Number Publication Date
FR988417A true FR988417A (en) 1951-08-27

Family

ID=24526814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988417D Expired FR988417A (en) 1945-11-23 1947-04-30 Circuit breakers

Country Status (4)

Country Link
US (1) US2542790A (en)
CH (1) CH257854A (en)
FR (1) FR988417A (en)
GB (1) GB622162A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1144285A (en) * 1954-12-24 1957-10-11 Westinghouse Electric Corp Circuit switches

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2015633A (en) * 1933-07-12 1935-09-24 Westinghouse Electric & Mfg Co Circuit breaker
US2281337A (en) * 1937-04-03 1942-04-28 Gen Electric Circuit breaker fluid pressure operated system
GB490518A (en) * 1936-12-14 1938-08-15 British Thomson Houston Co Ltd Improvements in electrical switchgear
FR873902A (en) * 1937-11-10 1942-07-30
US2389942A (en) * 1940-02-06 1945-11-27 Gen Electric Circuit breaker operating system
US2286023A (en) * 1940-07-11 1942-06-09 Gen Electric Pneumatic operating mechanism for circuit breakers
US2408199A (en) * 1941-09-13 1946-09-24 Westinghouse Electric Corp Circuit breaker
BE483729A (en) * 1942-07-29
US2425168A (en) * 1943-08-06 1947-08-05 Westinghouse Electric Corp Automatic and manual reclosing control circuits for polyphase single pole circuit breakers
US2447656A (en) * 1944-05-24 1948-08-24 Westinghouse Electric Corp Compressed gas-operated circuit interrupter with position indicator

Also Published As

Publication number Publication date
US2542790A (en) 1951-02-20
GB622162A (en) 1949-04-27
CH257854A (en) 1948-10-31

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