FR788480A - Improvements to electrical switches - Google Patents

Improvements to electrical switches

Info

Publication number
FR788480A
FR788480A FR788480DA FR788480A FR 788480 A FR788480 A FR 788480A FR 788480D A FR788480D A FR 788480DA FR 788480 A FR788480 A FR 788480A
Authority
FR
France
Prior art keywords
electrical switches
switches
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.)
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 FR788480A publication Critical patent/FR788480A/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
    • H01H3/54—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
    • H01H3/58—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using friction, toothed, or other mechanical clutch
    • 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
FR788480D 1934-04-24 1935-04-05 Improvements to electrical switches Expired FR788480A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US722058A US2021499A (en) 1934-04-24 1934-04-24 Circuit breaker

Publications (1)

Publication Number Publication Date
FR788480A true FR788480A (en) 1935-10-10

Family

ID=24900348

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788480D Expired FR788480A (en) 1934-04-24 1935-04-05 Improvements to electrical switches

Country Status (2)

Country Link
US (1) US2021499A (en)
FR (1) FR788480A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9870878B2 (en) 2015-03-06 2018-01-16 General Electric Company Information display system for switching device, switching device, and method
USD803790S1 (en) 2015-03-06 2017-11-28 General Electric Company Circuit breaker
US10170264B2 (en) 2015-03-06 2019-01-01 Abb Schweiz Ag Information display system for switching device, switching device, and method

Also Published As

Publication number Publication date
US2021499A (en) 1935-11-19

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