FR1215446A - Improvements to circuit breakers - Google Patents

Improvements to circuit breakers

Info

Publication number
FR1215446A
FR1215446A FR781159A FR781159A FR1215446A FR 1215446 A FR1215446 A FR 1215446A FR 781159 A FR781159 A FR 781159A FR 781159 A FR781159 A FR 781159A FR 1215446 A FR1215446 A FR 1215446A
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
FR781159A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1215446A publication Critical patent/FR1215446A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
FR781159A 1957-12-09 1958-12-09 Improvements to circuit breakers Expired FR1215446A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US701590A US2931869A (en) 1957-12-09 1957-12-09 Electric switch

Publications (1)

Publication Number Publication Date
FR1215446A true FR1215446A (en) 1960-04-19

Family

ID=24817947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781159A Expired FR1215446A (en) 1957-12-09 1958-12-09 Improvements to circuit breakers

Country Status (2)

Country Link
US (1) US2931869A (en)
FR (1) FR1215446A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58113943U (en) * 1982-01-28 1983-08-04 三菱電機株式会社 Aerial disconnection

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2534007A (en) * 1948-11-04 1950-12-12 Arrow Hart & Hegeman Electric Switch operating mechanism with positive kickoff

Also Published As

Publication number Publication date
US2931869A (en) 1960-04-05

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