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FR712235A - Improvements to high-speed mechanisms for operating circuit breakers, switches and other similar electrical devices - Google Patents

Improvements to high-speed mechanisms for operating circuit breakers, switches and other similar electrical devices

Info

Publication number
FR712235A
FR712235A FR712235DA FR712235A FR 712235 A FR712235 A FR 712235A FR 712235D A FR712235D A FR 712235DA FR 712235 A FR712235 A FR 712235A
Authority
FR
France
Prior art keywords
switches
circuit breakers
electrical devices
operating circuit
similar electrical
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.)
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
Priority claimed from US432233A external-priority patent/US1841090A/en
Priority claimed from US445479A external-priority patent/US1841162A/en
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR712235A publication Critical patent/FR712235A/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
    • 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
    • H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
    • H01H3/262—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor using a centrifugal mechanism
FR712235D 1930-02-28 1931-02-27 Improvements to high-speed mechanisms for operating circuit breakers, switches and other similar electrical devices Expired FR712235A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US432233A US1841090A (en) 1930-02-28 1930-02-28 Switch operating mechanism
US445479A US1841162A (en) 1930-04-18 1930-04-18 Switch operating mechanism

Publications (1)

Publication Number Publication Date
FR712235A true FR712235A (en) 1931-10-14

Family

ID=27029414

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712235D Expired FR712235A (en) 1930-02-28 1931-02-27 Improvements to high-speed mechanisms for operating circuit breakers, switches and other similar electrical devices

Country Status (1)

Country Link
FR (1) FR712235A (en)

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