FR675282A - Circuit breaker improvements - Google Patents

Circuit breaker improvements

Info

Publication number
FR675282A
FR675282A FR675282DA FR675282A FR 675282 A FR675282 A FR 675282A FR 675282D A FR675282D A FR 675282DA FR 675282 A FR675282 A FR 675282A
Authority
FR
France
Prior art keywords
circuit breaker
breaker
circuit
breaker improvements
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 and Manufacturing Co
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 and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR675282A publication Critical patent/FR675282A/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
FR675282D 1928-05-19 1929-05-16 Circuit breaker improvements Expired FR675282A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US278974A US1863312A (en) 1928-05-19 1928-05-19 Transfer contact

Publications (1)

Publication Number Publication Date
FR675282A true FR675282A (en) 1930-02-07

Family

ID=10092843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR675282D Expired FR675282A (en) 1928-05-19 1929-05-16 Circuit breaker improvements

Country Status (4)

Country Link
US (1) US1863312A (en)
DE (1) DE538740C (en)
FR (1) FR675282A (en)
GB (1) GB334289A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4516005A (en) * 1983-09-30 1985-05-07 Siemens-Allis, Inc. Sequenced intermittent blowout coil controller

Also Published As

Publication number Publication date
GB334289A (en) 1930-09-04
DE538740C (en) 1931-11-16
US1863312A (en) 1932-06-14

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