GB1449992A - Circuit breaker with resettable latch and trip means - Google Patents

Circuit breaker with resettable latch and trip means

Info

Publication number
GB1449992A
GB1449992A GB381974A GB381974A GB1449992A GB 1449992 A GB1449992 A GB 1449992A GB 381974 A GB381974 A GB 381974A GB 381974 A GB381974 A GB 381974A GB 1449992 A GB1449992 A GB 1449992A
Authority
GB
United Kingdom
Prior art keywords
latch
circuit breaker
trip
clockwise
spring
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
GB381974A
Other languages
English (en)
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.)
Westinghouse Electric 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
Publication of GB1449992A publication Critical patent/GB1449992A/en
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
    • H01H71/50—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
    • 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
    • H01H2071/506—Latching devices between operating and release mechanism using balls or rollers in the latching device
    • 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes

Landscapes

  • Breakers (AREA)
GB381974A 1973-01-30 1974-01-28 Circuit breaker with resettable latch and trip means Expired GB1449992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00327961A US3808567A (en) 1973-01-30 1973-01-30 Circuit breaker with improved resettable latch and trip means

Publications (1)

Publication Number Publication Date
GB1449992A true GB1449992A (en) 1976-09-15

Family

ID=23278863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB381974A Expired GB1449992A (en) 1973-01-30 1974-01-28 Circuit breaker with resettable latch and trip means

Country Status (12)

Country Link
US (1) US3808567A (enExample)
JP (1) JPS5423636Y2 (enExample)
AR (1) AR201364A1 (enExample)
BE (1) BE810338A (enExample)
BR (1) BR7400575D0 (enExample)
CA (1) CA967208A (enExample)
DE (2) DE7402790U (enExample)
ES (1) ES422728A1 (enExample)
FR (1) FR2215693B1 (enExample)
GB (1) GB1449992A (enExample)
IT (1) IT1005739B (enExample)
ZA (1) ZA74165B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2289794A (en) * 1994-04-13 1995-11-29 Gen Electric A tripping arrangement for a circuit breaker
CN105826139A (zh) * 2015-07-10 2016-08-03 温州市新蓝天电器有限公司 一种断路器

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2258698B1 (enExample) * 1974-01-22 1976-10-08 Unelec
US4090159A (en) * 1975-08-15 1978-05-16 Westinghouse Electric Corp. Circuit breaker with improved trip means
DE2649038A1 (de) * 1975-10-30 1977-05-05 Gen Electric Elektrischer schalter
US4025821A (en) * 1976-03-10 1977-05-24 Westinghouse Electric Corporation Circuit breaker with improved trip means having a high rating shunt trip
DE3008533A1 (de) * 1980-03-06 1981-09-17 Brown, Boveri & Cie Ag, 6800 Mannheim Schaltwerk fuer elektrische installationsschaltgeraete
DE3069816D1 (en) * 1980-03-13 1985-01-31 Square D Starkstrom Gmbh Contactor, particularly a power or control or starter contactor
US4336516A (en) * 1980-03-31 1982-06-22 Westinghouse Electric Corp. Circuit breaker with stored energy toggle-lock structure
FR2493035A1 (fr) * 1980-10-29 1982-04-30 Merlin Gerin Mecanisme de commande de disjoncteur a rearmement automatique du bloc declencheur par la barre de declenchement
US4639701A (en) * 1985-08-30 1987-01-27 Westinghouse Electric Corp. Circuit breaker with interface flux shunt trip
US4679019A (en) * 1986-05-14 1987-07-07 General Electric Company Trip actuator for molded case circuit breakers
US4710739A (en) * 1986-07-15 1987-12-01 Westinghouse Electric Corp. Circuit breaker having shock-proof trip-actuating assembly
US4713639A (en) * 1987-02-20 1987-12-15 Westinghouse Electric Corp. Circuit breaker with push-to-trip button and trip bar
US6586693B2 (en) 2000-03-17 2003-07-01 General Electric Company Self compensating latch arrangement
CN101794685B (zh) * 2010-02-11 2012-05-23 李乾伟 断路器的减压斥动分断装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE528243C (de) * 1926-03-07 1931-06-26 Bbc Brown Boveri & Cie Einrichtung zur raschen Ausloesung selbsttaetiger, mit dem Ausloesehebel verklinkterSchalter durch verhaeltnismaessig kleine Ausloesekraft
DE1025216B (de) * 1953-10-16 1958-02-27 Iaelinia Ag Fuer Elek Sche Ind Verklinkung
US2794881A (en) * 1954-07-22 1957-06-04 Gen Electric Circuit breaker operating mechanism
DE1067913B (de) * 1955-07-20 1959-10-29 Sachsenwerk Licht & Kraft Ag Antriebsvorrichtung fuer Leistungsschalter
US3343109A (en) * 1965-08-30 1967-09-19 Gen Electric Circuit breaker assembly
US3462716A (en) * 1967-03-07 1969-08-19 Westinghouse Electric Corp Circuit breaker with improved trip structure
US3505622A (en) * 1968-11-21 1970-04-07 Ite Imperial Corp Current limiting circuit breaker with collapsible cradle structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2289794A (en) * 1994-04-13 1995-11-29 Gen Electric A tripping arrangement for a circuit breaker
GB2289794B (en) * 1994-04-13 1998-09-23 Gen Electric Tripping arrangement for circuit breaker
CN105826139A (zh) * 2015-07-10 2016-08-03 温州市新蓝天电器有限公司 一种断路器

Also Published As

Publication number Publication date
FR2215693B1 (enExample) 1980-04-04
DE7402790U (de) 1974-04-25
JPS49123560U (enExample) 1974-10-23
ZA74165B (en) 1974-11-27
BE810338A (fr) 1974-07-30
DE2403839C2 (de) 1983-05-11
AU6453074A (en) 1975-07-17
AR201364A1 (es) 1975-03-07
FR2215693A1 (enExample) 1974-08-23
DE2403839A1 (de) 1974-08-01
US3808567A (en) 1974-04-30
BR7400575D0 (pt) 1974-08-22
CA967208A (en) 1975-05-06
ES422728A1 (es) 1976-04-16
IT1005739B (it) 1976-09-30
JPS5423636Y2 (enExample) 1979-08-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee