GB1550485A - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
GB1550485A
GB1550485A GB4505876A GB4505876A GB1550485A GB 1550485 A GB1550485 A GB 1550485A GB 4505876 A GB4505876 A GB 4505876A GB 4505876 A GB4505876 A GB 4505876A GB 1550485 A GB1550485 A GB 1550485A
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
breaker
circuit
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
GB4505876A
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.)
General Electric Co
Original Assignee
General Electric Co
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
Priority claimed from US05/627,148 external-priority patent/US4001739A/en
Priority claimed from US05/627,149 external-priority patent/US4001742A/en
Priority claimed from US05/627,150 external-priority patent/US4000478A/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of GB1550485A publication Critical patent/GB1550485A/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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • 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
    • 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
    • H01H71/56—Manual reset mechanisms which may be also used for manual release actuated by rotatable knob or wheel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
    • 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
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
    • 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
    • H01H71/126—Automatic release mechanisms with or without manual release actuated by dismounting of circuit breaker or removal of part of 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
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/128—Manual release or trip mechanisms, e.g. for test purposes
    • 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
    • H01H71/52—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
GB4505876A 1975-10-30 1976-10-29 Circuit breaker Expired GB1550485A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US05/627,148 US4001739A (en) 1975-10-30 1975-10-30 Circuit breaker with bell alarm and breaker lockout accessory
US05/627,149 US4001742A (en) 1975-10-30 1975-10-30 Circuit breaker having improved operating mechanism
US05/627,150 US4000478A (en) 1975-10-30 1975-10-30 Static trip molded case circuit breaker including trip interlock

Publications (1)

Publication Number Publication Date
GB1550485A true GB1550485A (en) 1979-08-15

Family

ID=27417416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4505876A Expired GB1550485A (en) 1975-10-30 1976-10-29 Circuit breaker

Country Status (4)

Country Link
JP (1) JPS5911170B2 (en)
DE (1) DE2649038A1 (en)
GB (1) GB1550485A (en)
IT (1) IT1073385B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643524A2 (en) 2004-10-01 2006-04-05 Eaton Corporation Circuit breaker including rotary interlock for secondary cover
WO2007017188A1 (en) * 2005-08-09 2007-02-15 Moeller Gmbh Electrical circuit breaker having a protective function
CN102568953A (en) * 2010-12-29 2012-07-11 通用电气公司 Locking device for use with a circuit breaker and method of assembly
WO2013137846A1 (en) * 2012-03-12 2013-09-19 Siemens Aktiengesellschaft Circuit breaker trip blocking apparatus, systems, and methods of operation
CN115148558A (en) * 2021-03-31 2022-10-04 上海良信电器股份有限公司 Operating mechanism of switch

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4528531A (en) * 1983-12-19 1985-07-09 Westinghouse Electric Corp. Molded case circuit breaker with improved operating mechanism
US7936239B2 (en) * 2008-04-15 2011-05-03 General Electric Company Breaker interlock system and method
DE102011088501B4 (en) 2011-12-14 2020-08-06 Siemens Aktiengesellschaft Electrical switch, latching device for such an electrical switch and method for latching and unlatching such a latching device
DE102023200480A1 (en) 2023-01-23 2024-07-25 Siemens Aktiengesellschaft Protective switching device with forwarding of a trigger pulse

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110778A (en) * 1960-01-07 1963-11-12 Ite Circuit Breaker Ltd Automatic trip device for plug-in circuit breaker
US3752947A (en) * 1972-07-27 1973-08-14 Ite Imperial Corp Auxiliary mechanism for operating handle of circuit breaker
US3808567A (en) * 1973-01-30 1974-04-30 A Maier Circuit breaker with improved resettable latch and trip means
US3783423A (en) * 1973-01-30 1974-01-01 Westinghouse Electric Corp Circuit breaker with improved flux transfer magnetic actuator
US3826951A (en) * 1973-01-30 1974-07-30 Westinghouse Electric Corp Circuit breaker with replaceable rating adjuster and interlock means

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643524A2 (en) 2004-10-01 2006-04-05 Eaton Corporation Circuit breaker including rotary interlock for secondary cover
EP1643524A3 (en) * 2004-10-01 2007-08-01 Eaton Corporation Circuit breaker including rotary interlock for secondary cover
WO2007017188A1 (en) * 2005-08-09 2007-02-15 Moeller Gmbh Electrical circuit breaker having a protective function
DE102005037437B4 (en) * 2005-08-09 2007-12-27 Moeller Gmbh Electric circuit breaker with protective function
US7733199B2 (en) 2005-08-09 2010-06-08 Moeller Gmbh Electrical circuit breaker having a protective function
CN101128900B (en) * 2005-08-09 2011-09-21 默勒有限公司 Electrical circuit breaker having a protective function
CN102568953A (en) * 2010-12-29 2012-07-11 通用电气公司 Locking device for use with a circuit breaker and method of assembly
EP2472547A3 (en) * 2010-12-29 2012-08-22 General Electric Company Locking device for use with a circuit breaker and method of assembly
US8395063B2 (en) 2010-12-29 2013-03-12 General Electric Company Locking device for use with a circuit breaker and method of assembly
CN102568953B (en) * 2010-12-29 2016-04-13 通用电气公司 For locking device and the assemble method of circuit breaker
WO2013137846A1 (en) * 2012-03-12 2013-09-19 Siemens Aktiengesellschaft Circuit breaker trip blocking apparatus, systems, and methods of operation
US9281150B2 (en) 2012-03-12 2016-03-08 Siemens Aktiengesellschaft Circuit breaker trip blocking apparatus, systems, and methods of operation
CN115148558A (en) * 2021-03-31 2022-10-04 上海良信电器股份有限公司 Operating mechanism of switch

Also Published As

Publication number Publication date
JPS5254967A (en) 1977-05-04
DE2649038A1 (en) 1977-05-05
IT1073385B (en) 1985-04-17
JPS5911170B2 (en) 1984-03-14

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee