FR837964A - Improvements to circuit breakers - Google Patents

Improvements to circuit breakers

Info

Publication number
FR837964A
FR837964A FR837964DA FR837964A FR 837964 A FR837964 A FR 837964A FR 837964D A FR837964D A FR 837964DA FR 837964 A FR837964 A FR 837964A
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.)
Le Materiel Electrique SW SA
Original Assignee
Le Materiel Electrique SW 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 Le Materiel Electrique SW SA filed Critical Le Materiel Electrique SW SA
Application granted granted Critical
Publication of FR837964A publication Critical patent/FR837964A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
FR837964D 1937-11-08 1937-11-08 Improvements to circuit breakers Expired FR837964A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR837964T 1937-11-08

Publications (1)

Publication Number Publication Date
FR837964A true FR837964A (en) 1939-02-23

Family

ID=9298846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837964D Expired FR837964A (en) 1937-11-08 1937-11-08 Improvements to circuit breakers

Country Status (1)

Country Link
FR (1) FR837964A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2622173A (en) * 1947-03-03 1952-12-16 Canadian Controllers Ltd Magnetic blowout system for high-voltage contactors
US2970196A (en) * 1957-01-22 1961-01-31 Westinghouse Electric Corp Circuit interrupters
US3054876A (en) * 1958-12-24 1962-09-18 Ite Circuit Breaker Ltd Magnetic assists for low current arcs

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2622173A (en) * 1947-03-03 1952-12-16 Canadian Controllers Ltd Magnetic blowout system for high-voltage contactors
US2970196A (en) * 1957-01-22 1961-01-31 Westinghouse Electric Corp Circuit interrupters
US3054876A (en) * 1958-12-24 1962-09-18 Ite Circuit Breaker Ltd Magnetic assists for low current arcs

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