EP2654064A4 - Circuit breaker - Google Patents

Circuit breaker

Info

Publication number
EP2654064A4
EP2654064A4 EP10860873.8A EP10860873A EP2654064A4 EP 2654064 A4 EP2654064 A4 EP 2654064A4 EP 10860873 A EP10860873 A EP 10860873A EP 2654064 A4 EP2654064 A4 EP 2654064A4
Authority
EP
European Patent Office
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.)
Granted
Application number
EP10860873.8A
Other languages
German (de)
French (fr)
Other versions
EP2654064A1 (en
EP2654064B1 (en
Inventor
Junichi Higaki
Kazumasa Watanabe
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP2654064A1 publication Critical patent/EP2654064A1/en
Publication of EP2654064A4 publication Critical patent/EP2654064A4/en
Application granted granted Critical
Publication of EP2654064B1 publication Critical patent/EP2654064B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01H71/52—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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/04—Contacts
    • H01H73/045—Bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H01H1/2041—Rotating bridge
EP10860873.8A 2010-12-16 2010-12-16 Circuit breaker Active EP2654064B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/072661 WO2012081105A1 (en) 2010-12-16 2010-12-16 Circuit breaker

Publications (3)

Publication Number Publication Date
EP2654064A1 EP2654064A1 (en) 2013-10-23
EP2654064A4 true EP2654064A4 (en) 2014-05-21
EP2654064B1 EP2654064B1 (en) 2015-06-10

Family

ID=46244232

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10860873.8A Active EP2654064B1 (en) 2010-12-16 2010-12-16 Circuit breaker

Country Status (5)

Country Link
EP (1) EP2654064B1 (en)
JP (1) JP5255731B2 (en)
KR (1) KR101449884B1 (en)
CN (1) CN103201817B (en)
WO (1) WO2012081105A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5549794B1 (en) * 2012-10-11 2014-07-16 三菱電機株式会社 Circuit breaker
CN103811235B (en) * 2012-11-14 2016-03-09 三菱电机株式会社 Circuit-breaker
KR101447042B1 (en) 2013-11-19 2014-10-06 엘에스산전 주식회사 Circuit braker with method for increasing closing force
JP6412368B2 (en) * 2014-08-18 2018-10-24 河村電器産業株式会社 DC circuit breaker
KR102072688B1 (en) * 2015-01-22 2020-02-03 엘에스산전 주식회사 Manual Motor Starter
EP3557604B1 (en) * 2018-04-20 2023-09-27 ABB S.p.A. A low voltage switching device
CN109686625A (en) * 2018-12-28 2019-04-26 浙江正泰电器股份有限公司 Miniature circuit breaker

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0292841A2 (en) * 1987-05-18 1988-11-30 Mitsubishi Denki Kabushiki Kaisha Circuit breaker
US20070215577A1 (en) * 2006-03-17 2007-09-20 Ls Industrial Systems Co., Ltd. Mold cased circuit breaker
EP2204835A2 (en) * 2008-12-31 2010-07-07 LS Industrial Systems Co., Ltd Switching mechanism capable of indicating contacts status and mold cased circuit breaker having the same mechanism

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58113928U (en) * 1982-01-29 1983-08-04 日新電機株式会社 Roller guide connection mechanism
JPH0389278U (en) * 1989-12-27 1991-09-11
US5070361A (en) * 1990-11-30 1991-12-03 General Electric Company Molded case circuit breaker operating mechanism assembly
JP3082628B2 (en) * 1995-08-08 2000-08-28 株式会社戸上電機製作所 Switch operating device
JPH10223115A (en) 1997-02-10 1998-08-21 Hitachi Ltd Circuit breaker
KR100417579B1 (en) * 2001-04-13 2004-02-05 엘지산전 주식회사 Apparatus for make and break the neutral pole of circuit breaker
KR100613211B1 (en) * 2002-11-26 2006-08-21 미쓰비시덴키 가부시키가이샤 Drive mechanism for vacuum switch tube and vacuum interrupter
JP5048569B2 (en) * 2008-04-02 2012-10-17 三菱電機株式会社 Circuit breaker

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0292841A2 (en) * 1987-05-18 1988-11-30 Mitsubishi Denki Kabushiki Kaisha Circuit breaker
US20070215577A1 (en) * 2006-03-17 2007-09-20 Ls Industrial Systems Co., Ltd. Mold cased circuit breaker
EP2204835A2 (en) * 2008-12-31 2010-07-07 LS Industrial Systems Co., Ltd Switching mechanism capable of indicating contacts status and mold cased circuit breaker having the same mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012081105A1 *

Also Published As

Publication number Publication date
KR20130110182A (en) 2013-10-08
KR101449884B1 (en) 2014-10-10
EP2654064A1 (en) 2013-10-23
WO2012081105A1 (en) 2012-06-21
JPWO2012081105A1 (en) 2014-05-22
CN103201817A (en) 2013-07-10
EP2654064B1 (en) 2015-06-10
JP5255731B2 (en) 2013-08-07
CN103201817B (en) 2015-09-30

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