IT1050982B - Interruttore eleetrico ad apertura automatica - Google Patents

Interruttore eleetrico ad apertura automatica

Info

Publication number
IT1050982B
IT1050982B IT41698/75A IT4169875A IT1050982B IT 1050982 B IT1050982 B IT 1050982B IT 41698/75 A IT41698/75 A IT 41698/75A IT 4169875 A IT4169875 A IT 4169875A IT 1050982 B IT1050982 B IT 1050982B
Authority
IT
Italy
Prior art keywords
electric switch
automatic opening
opening electric
automatic
switch
Prior art date
Application number
IT41698/75A
Other languages
English (en)
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 IT1050982B publication Critical patent/IT1050982B/it

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
IT41698/75A 1974-09-25 1975-09-24 Interruttore eleetrico ad apertura automatica IT1050982B (it)

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
IT1050982B true IT1050982B (it) 1981-03-20

Family

ID=24025587

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41698/75A IT1050982B (it) 1974-09-25 1975-09-24 Interruttore eleetrico ad apertura automatica

Country Status (11)

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

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
US5894260A (en) * 1996-12-19 1999-04-13 Siemens Energy & Automation, Inc. Thermal sensing bi-metal trip actuator for a circuit breaker
US6087914A (en) * 1996-12-19 2000-07-11 Siemens Energy & Automation, Inc. Circuit breaker combination thermal and magnetic trip actuator
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
ZA755579B (en) 1976-08-25
ES441080A1 (es) 1977-06-16
US3959754A (en) 1976-05-25
BR7506121A (pt) 1976-08-03
JPS54133373U (it) 1979-09-14
CA1029780A (en) 1978-04-18
AU8510575A (en) 1977-03-31
FR2286494A1 (fr) 1976-04-23
JPS5160960A (it) 1976-05-27
GB1516154A (en) 1978-06-28
AU500334B2 (en) 1979-05-17
BE833748A (fr) 1976-03-24

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