PL87237B1 - - Google Patents

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Publication number
PL87237B1
PL87237B1 PL1973164393A PL16439373A PL87237B1 PL 87237 B1 PL87237 B1 PL 87237B1 PL 1973164393 A PL1973164393 A PL 1973164393A PL 16439373 A PL16439373 A PL 16439373A PL 87237 B1 PL87237 B1 PL 87237B1
Authority
PL
Poland
Prior art keywords
contacts
roller
spring
circuit breaker
core
Prior art date
Application number
PL1973164393A
Other languages
English (en)
Polish (pl)
Original Assignee
Wecus
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 Wecus filed Critical Wecus
Publication of PL87237B1 publication Critical patent/PL87237B1/pl

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
    • H01H71/122—Automatic release mechanisms with or without manual release actuated by blowing of a fuse

Landscapes

  • Breakers (AREA)
PL1973164393A 1972-07-31 1973-07-30 PL87237B1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27628972A 1972-07-31 1972-07-31

Publications (1)

Publication Number Publication Date
PL87237B1 true PL87237B1 (zh) 1976-06-30

Family

ID=23056041

Family Applications (1)

Application Number Title Priority Date Filing Date
PL1973164393A PL87237B1 (zh) 1972-07-31 1973-07-30

Country Status (3)

Country Link
US (1) US3750059A (zh)
BR (1) BR7305734D0 (zh)
PL (1) PL87237B1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286242A (en) * 1979-09-17 1981-08-25 Westinghouse Electric Corp. Mechanical interlock for low voltage circuit breakers
US4766270A (en) * 1985-07-12 1988-08-23 Square D Company Limited force interlock mechanism
US4677269A (en) * 1985-07-12 1987-06-30 Square D Company Isolation switch having a locking bail arm
US4743876A (en) * 1987-07-24 1988-05-10 Westinghouse Electric Corp. Circuit interrupter with undervoltage trip mechanism
US5684447A (en) * 1996-01-19 1997-11-04 Cooper Industries, Inc. Failsafe bimetallic reed having bimetal with fusible link for a circuit protector
US7075027B1 (en) 2005-05-19 2006-07-11 Eaton Corporation Spring-charged mechanism assembly employing two trunnion members moveable in different planes and circuit interrupter employing the same
US7545245B2 (en) * 2006-05-01 2009-06-09 Eaton Corporation Manual opening device and electrical switching apparatus employing the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3031601A (en) * 1960-09-27 1962-04-24 Gen Electric Circuit protective apparatus
US3510811A (en) * 1967-07-21 1970-05-05 Ite Imperial Corp Antisingle phase device
US3544932A (en) * 1968-10-24 1970-12-01 Westinghouse Electric Corp Circuit breaker with improved trip means
US3629747A (en) * 1970-03-26 1971-12-21 Westinghouse Electric Corp Electromagnetic trip device for circuit interrupters
US3611215A (en) * 1970-08-21 1971-10-05 Westinghouse Electric Corp Circuit breaker includng improved undervoltage trip means

Also Published As

Publication number Publication date
US3750059A (en) 1973-07-31
BR7305734D0 (pt) 1974-08-29
AU5738273A (en) 1975-01-09

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