CA556447A - Dispositif de commande de circuit - Google Patents

Dispositif de commande de circuit

Info

Publication number
CA556447A
CA556447A CA556447A CA556447DA CA556447A CA 556447 A CA556447 A CA 556447A CA 556447 A CA556447 A CA 556447A CA 556447D A CA556447D A CA 556447DA CA 556447 A CA556447 A CA 556447A
Authority
CA
Canada
Prior art keywords
control device
circuit control
circuit
control
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
CA556447A
Other languages
English (en)
Inventor
B. James Homer
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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.)
Publication date
Application granted granted Critical
Publication of CA556447A publication Critical patent/CA556447A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
CA556447A 1950-11-16 Dispositif de commande de circuit Expired CA556447A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US196041A US2650328A (en) 1950-11-16 1950-11-16 Circuit control device

Publications (1)

Publication Number Publication Date
CA556447A true CA556447A (fr) 1958-04-22

Family

ID=22723894

Family Applications (1)

Application Number Title Priority Date Filing Date
CA556447A Expired CA556447A (fr) 1950-11-16 Dispositif de commande de circuit

Country Status (2)

Country Link
US (1) US2650328A (fr)
CA (1) CA556447A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103563A (en) * 1963-09-10 Circuit making and breaking apparatus
US5834723A (en) * 1997-06-02 1998-11-10 Allen Bradley Company, Llc Apparatus for retaining a movable contact in a circuit interrupter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1837761A (en) * 1925-03-12 1931-12-22 Westinghouse Electric & Mfg Co Protective system
BE337375A (fr) * 1925-10-20
US1849280A (en) * 1928-03-02 1932-03-15 Ohio Brass Co Automatic starter for electric motors
US2135829A (en) * 1936-08-17 1938-11-08 Metals & Controls Corp Control
US2307776A (en) * 1941-12-03 1943-01-12 Vernon H Grant Circuit breaker and system of control therefor
US2434186A (en) * 1943-04-22 1948-01-06 Metals & Controls Corp Combined electromagnetic and thermal protective circuit breaker system
US2445110A (en) * 1944-11-20 1948-07-13 Jack & Heintz Prec Ind Inc Overload relay having an instantaneous primary movement and a delayed secondary movement

Also Published As

Publication number Publication date
US2650328A (en) 1953-08-25

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