CA1029780A - Coupe-circuit a ouverture amelioree - Google Patents

Coupe-circuit a ouverture amelioree

Info

Publication number
CA1029780A
CA1029780A CA235,206A CA235206A CA1029780A CA 1029780 A CA1029780 A CA 1029780A CA 235206 A CA235206 A CA 235206A CA 1029780 A CA1029780 A CA 1029780A
Authority
CA
Canada
Prior art keywords
circuit breaker
trip means
improved trip
improved
breaker
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
CA235,206A
Other languages
English (en)
Inventor
Stephen A. Mrenna
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 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
Application granted granted Critical
Publication of CA1029780A publication Critical patent/CA1029780A/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
    • H01H71/40—Combined electrothermal and electromagnetic mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
CA235,206A 1974-09-25 1975-09-11 Coupe-circuit a ouverture amelioree Expired CA1029780A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/509,169 US3959754A (en) 1974-09-25 1974-09-25 Circuit breaker with improved trip means

Publications (1)

Publication Number Publication Date
CA1029780A true CA1029780A (fr) 1978-04-18

Family

ID=24025587

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,206A Expired CA1029780A (fr) 1974-09-25 1975-09-11 Coupe-circuit a ouverture amelioree

Country Status (11)

Country Link
US (1) US3959754A (fr)
JP (2) JPS5160960A (fr)
AU (1) AU500334B2 (fr)
BE (1) BE833748A (fr)
BR (1) BR7506121A (fr)
CA (1) CA1029780A (fr)
ES (1) ES441080A1 (fr)
FR (1) FR2286494A1 (fr)
GB (1) GB1516154A (fr)
IT (1) IT1050982B (fr)
ZA (1) ZA755579B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503408A (en) * 1982-11-10 1985-03-05 Westinghouse Electric Corp. Molded case circuit breaker apparatus having trip bar with flexible armature interconnection
ZA885260B (en) * 1987-04-21 1989-04-26 Circuit Breaker Ind An electric circuit breaker
DE4202122C2 (de) * 1992-01-27 1994-08-25 Kloeckner Moeller Gmbh Auslöseeinrichtung für Schaltgeräte
US6087914A (en) * 1996-12-19 2000-07-11 Siemens Energy & Automation, Inc. Circuit breaker combination thermal and magnetic trip actuator
US5894260A (en) * 1996-12-19 1999-04-13 Siemens Energy & Automation, Inc. Thermal sensing bi-metal trip actuator for a circuit breaker
US5844188A (en) * 1996-12-19 1998-12-01 Siemens Energy & Automation, Inc. Circuit breaker with improved trip mechanism
US5866996A (en) * 1996-12-19 1999-02-02 Siemens Energy & Automation, Inc. Contact arm with internal in-line spring
US5910758A (en) * 1997-12-08 1999-06-08 Eaton Corporation Miniature circuit breaker with shunt trip device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110786A (en) * 1959-11-03 1963-11-12 Westinghouse Electric Corp Electromagnetic thermal current circuit breaker
US3213249A (en) * 1961-08-02 1965-10-19 Westinghouse Electric Corp Circuit breaker with spring operating mechanism
US3200217A (en) * 1962-03-27 1965-08-10 Westinghouse Electric Corp Circuit breaker with thermal and magnetic trip means
US3278707A (en) * 1964-10-22 1966-10-11 Gen Electric Circuit breaker with ambient-temperature compensating means

Also Published As

Publication number Publication date
GB1516154A (en) 1978-06-28
FR2286494A1 (fr) 1976-04-23
ES441080A1 (es) 1977-06-16
ZA755579B (en) 1976-08-25
AU500334B2 (en) 1979-05-17
US3959754A (en) 1976-05-25
BE833748A (fr) 1976-03-24
JPS5160960A (fr) 1976-05-27
BR7506121A (pt) 1976-08-03
AU8510575A (en) 1977-03-31
IT1050982B (it) 1981-03-20
JPS54133373U (fr) 1979-09-14

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