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BR7506495A - Dispositivo de interrupcao de circuito - Google Patents

Dispositivo de interrupcao de circuito

Info

Publication number
BR7506495A
BR7506495A BR7506495*A BR7506495A BR7506495A BR 7506495 A BR7506495 A BR 7506495A BR 7506495 A BR7506495 A BR 7506495A BR 7506495 A BR7506495 A BR 7506495A
Authority
BR
Brazil
Prior art keywords
interruption device
circuit interruption
circuit
interruption
Prior art date
Application number
BR7506495*A
Other languages
English (en)
Inventor
E Richards
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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of BR7506495A publication Critical patent/BR7506495A/pt

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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/522—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism
    • H01H71/525—Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism comprising a toggle between cradle and contact arm and mechanism spring acting between handle and toggle knee
    • 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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism
    • H01H2071/508—Latching devices between operating and release mechanism with serial latches, e.g. primary latch latched by secondary latch for requiring a smaller trip force
    • 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
    • H01H71/50—Manual reset mechanisms which may be also used for manual release
    • H01H71/505—Latching devices between operating and release mechanism
    • 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
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts
BR7506495*A 1974-10-09 1975-10-06 Dispositivo de interrupcao de circuito BR7506495A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US513371A US3930213A (en) 1974-10-09 1974-10-09 Manually operable circuit interrupter with automatic current overload protection

Publications (1)

Publication Number Publication Date
BR7506495A true BR7506495A (pt) 1976-08-17

Family

ID=24042985

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7506495*A BR7506495A (pt) 1974-10-09 1975-10-06 Dispositivo de interrupcao de circuito

Country Status (5)

Country Link
US (1) US3930213A (pt)
BR (1) BR7506495A (pt)
CA (1) CA1044288A (pt)
GB (1) GB1515749A (pt)
ZA (1) ZA756056B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7813109U1 (de) * 1976-12-16 1979-05-31 Fong, Lee Wen, Taichung (China/ Taiwan) Magnetschalter
US4146855A (en) * 1977-09-06 1979-03-27 Square D Company Low profile multi-pole circuit breaker having multiple toggle springs
DE2818898C2 (de) * 1978-04-27 1984-02-09 Lee, Wen-Fong, Taichung Magnetschalter
FR2448216A1 (fr) * 1979-01-31 1980-08-29 Telemecanique Electrique Interrupteur manuel a declenchement thermique et magnetique
US5278373A (en) * 1991-10-18 1994-01-11 Square D Company Current limiting circuit breaker
US6262644B1 (en) * 2000-03-08 2001-07-17 General Electric Company Latch resetting arrangement
DE10139917A1 (de) * 2001-08-14 2003-02-27 Abb Patent Gmbh Schaltschloß für ein elektrisches Schaltgerät, insbesondere für einen Motorschutzschalter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473901A (en) * 1947-07-31 1949-06-21 Westinghouse Electric Corp Push button operated circuit interrupter
US3179768A (en) * 1962-05-03 1965-04-20 Gen Electric Circuit breaker with mechanically isolated trip mechanism

Also Published As

Publication number Publication date
GB1515749A (en) 1978-06-28
CA1044288A (en) 1978-12-12
ZA756056B (en) 1976-09-29
US3930213A (en) 1975-12-30

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