FR1078344A - Electric motor switch - Google Patents

Electric motor switch

Info

Publication number
FR1078344A
FR1078344A FR1078344DA FR1078344A FR 1078344 A FR1078344 A FR 1078344A FR 1078344D A FR1078344D A FR 1078344DA FR 1078344 A FR1078344 A FR 1078344A
Authority
FR
France
Prior art keywords
electric motor
motor switch
switch
electric
motor
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation 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 Motors Liquidation Co filed Critical Motors Liquidation Co
Application granted granted Critical
Publication of FR1078344A publication Critical patent/FR1078344A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/48—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
    • H01H73/56—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release reset by push-button, pull-knob or slide

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Motor And Converter Starters (AREA)
  • Thermally Actuated Switches (AREA)
FR1078344D 1951-09-18 1952-09-12 Electric motor switch Expired FR1078344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US247184A US2690485A (en) 1951-09-18 1951-09-18 Motor control switch

Publications (1)

Publication Number Publication Date
FR1078344A true FR1078344A (en) 1954-11-17

Family

ID=22933923

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1078344D Expired FR1078344A (en) 1951-09-18 1952-09-12 Electric motor switch

Country Status (3)

Country Link
US (1) US2690485A (en)
FR (1) FR1078344A (en)
GB (1) GB709876A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3206574A (en) * 1962-10-30 1965-09-14 Gen Motors Corp Starting and overload control
US3767934A (en) * 1971-06-16 1973-10-23 Exxon Co Fault responsive switching system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US963762A (en) * 1907-05-06 1910-07-12 Westinghouse Electric & Mfg Co Protective device for electric apparatus.
US1437617A (en) * 1920-04-30 1922-12-05 Cutler Hammer Mfg Co Circuit interrupter
US2160424A (en) * 1937-11-02 1939-05-30 Chase Shawmut Co Electric switch and tripping mechanism therefor
US2325717A (en) * 1940-12-04 1943-08-03 Westinghouse Electric & Mfg Co Circuit breaker
US2323784A (en) * 1941-02-26 1943-07-06 Westinghouse Electric & Mfg Co Circuit breaker

Also Published As

Publication number Publication date
GB709876A (en) 1954-06-02
US2690485A (en) 1954-09-28

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