ZA71295B - An improvement in or relating to circuit breaker with handle indicating means - Google Patents

An improvement in or relating to circuit breaker with handle indicating means

Info

Publication number
ZA71295B
ZA71295B ZA710295A ZA71295A ZA71295B ZA 71295 B ZA71295 B ZA 71295B ZA 710295 A ZA710295 A ZA 710295A ZA 71295 A ZA71295 A ZA 71295A ZA 71295 B ZA71295 B ZA 71295B
Authority
ZA
South Africa
Prior art keywords
relating
improvement
circuit breaker
indicating means
handle indicating
Prior art date
Application number
ZA710295A
Inventor
J Ellsworth
R Flick
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 ZA71295B publication Critical patent/ZA71295B/en

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
    • H01H71/501—Means for breaking welded contacts; Indicating contact welding or other malfunction of the circuit breaker
    • 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
ZA710295A 1970-02-06 1971-01-18 An improvement in or relating to circuit breaker with handle indicating means ZA71295B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US937070A 1970-02-06 1970-02-06

Publications (1)

Publication Number Publication Date
ZA71295B true ZA71295B (en) 1971-10-27

Family

ID=21737241

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA710295A ZA71295B (en) 1970-02-06 1971-01-18 An improvement in or relating to circuit breaker with handle indicating means

Country Status (4)

Country Link
US (1) US3614685A (en)
JP (2) JPS5132834B1 (en)
GB (1) GB1288716A (en)
ZA (1) ZA71295B (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771081A (en) * 1972-07-27 1973-11-06 Ite Imperial Corp Interpole trip system for multi-pole circuit breaker
US3849747A (en) * 1973-11-28 1974-11-19 Westinghouse Electric Corp Circuit breaker with handle indicating means
FR2361737A1 (en) * 1976-08-09 1978-03-10 Unelec CIRCUIT BREAKER WITH LOCKING DEVICE FOR THE CONTROL HANDLE IN THE EVENT OF WELDING OF THE CONTACTS
US4255732A (en) * 1978-10-16 1981-03-10 Westinghouse Electric Corp. Current limiting circuit breaker
IT8223118V0 (en) * 1982-10-07 1982-10-07 Sace Spa ELECTRIC SWITCH WITH STOPPING THE CONTROL LEVER STROKE IN CASE OF WELDING THE CONTACTS.
US4620171A (en) * 1984-01-09 1986-10-28 Westinghouse Electric Corp. Molded case circuit breaker with resettable combined undervoltage and manual trip mechanism
JPS6124110A (en) * 1984-07-12 1986-02-01 三菱電機株式会社 Operating mechanism of switching device
US4630019A (en) * 1984-09-28 1986-12-16 Westinghouse Electric Corp. Molded case circuit breaker with calibration adjusting means for a bimetal
JPS61188214A (en) * 1985-02-15 1986-08-21 Nippon Denso Co Ltd Air-conditioner for automobile
US4827231A (en) * 1988-01-28 1989-05-02 Westinghouse Electric Corp. Molded case circuit breaker with viewing window and sliding barrier
US5165532A (en) * 1991-05-29 1992-11-24 Westinghouse Electric Corp. Circuit breaker with interlock for welding contacts
US5184717A (en) * 1991-05-29 1993-02-09 Westinghouse Electric Corp. Circuit breaker with welded contacts
US5213206A (en) * 1991-05-29 1993-05-25 Westinghouse Electric Corp. Circuit breaker with positive on/off interlock
FR2704354B1 (en) * 1993-04-20 1995-06-23 Merlin Gerin CONTROL MECHANISM OF A MODULAR ELECTRIC CIRCUIT BREAKER.
DE10129498C1 (en) * 2001-06-19 2003-03-06 Moeller Gmbh Multi-pole electrical switching device with switch lock
DE20111726U1 (en) * 2001-07-14 2002-12-05 Moeller GmbH, 53115 Bonn Switch lock for multipole electrical switching devices
DE10139566C1 (en) * 2001-08-10 2003-02-27 Moeller Gmbh Latching mechanism for circuit breakers
DE10209262C1 (en) * 2002-03-01 2003-12-24 Moeller Gmbh Latching mechanism for low voltage switches
CZ300139B6 (en) * 2006-03-06 2009-02-18 Oez, S. R. O. Electric apparatus switching gear, particularly power circuit breaker switching gear
DE102006059307B3 (en) * 2006-12-15 2008-02-21 Moeller Gmbh Electrical switching device e.g. power switch and separation switch, has auxiliary axle inserted for formation of device as one-way circuit breaker, where upper and lower levers are connected with each other by axle in flexible manner
DE102009007475A1 (en) * 2009-01-30 2010-08-05 Siemens Aktiengesellschaft Switching mechanism for a switching device with a remaining at a welded contact member and an opening operation in a Zwischenschaltstellung shift lever
EP2410548A1 (en) 2010-07-23 2012-01-25 Eaton Industries GmbH Operating mechanism for an electric switching device
CN103077863B (en) * 2011-10-26 2015-01-28 乐星产电(无锡)有限公司 Miniature circuit breaker
KR101447042B1 (en) * 2013-11-19 2014-10-06 엘에스산전 주식회사 Circuit braker with method for increasing closing force

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525959A (en) * 1968-12-05 1970-08-25 Westinghouse Electric Corp Circuit breaker with improved latch reset

Also Published As

Publication number Publication date
JPS5132834B1 (en) 1976-09-16
US3614685A (en) 1971-10-19
JPS461068A (en) 1971-09-10
GB1288716A (en) 1972-09-13

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