EP1414057A4 - Air circuit breaker - Google Patents

Air circuit breaker

Info

Publication number
EP1414057A4
EP1414057A4 EP01955554A EP01955554A EP1414057A4 EP 1414057 A4 EP1414057 A4 EP 1414057A4 EP 01955554 A EP01955554 A EP 01955554A EP 01955554 A EP01955554 A EP 01955554A EP 1414057 A4 EP1414057 A4 EP 1414057A4
Authority
EP
European Patent Office
Prior art keywords
circuit breaker
air circuit
air
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
EP01955554A
Other languages
German (de)
French (fr)
Other versions
EP1414057A1 (en
EP1414057B1 (en
Inventor
J Kawakami
H Okashita
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 EP1414057A1 publication Critical patent/EP1414057A1/en
Publication of EP1414057A4 publication Critical patent/EP1414057A4/en
Application granted granted Critical
Publication of EP1414057B1 publication Critical patent/EP1414057B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • 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
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
EP01955554A 2001-08-02 2001-08-02 Air circuit breaker Expired - Lifetime EP1414057B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2001/006644 WO2003015114A1 (en) 2001-08-02 2001-08-02 Air circuit breaker

Publications (3)

Publication Number Publication Date
EP1414057A1 EP1414057A1 (en) 2004-04-28
EP1414057A4 true EP1414057A4 (en) 2005-03-16
EP1414057B1 EP1414057B1 (en) 2010-11-03

Family

ID=11737615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01955554A Expired - Lifetime EP1414057B1 (en) 2001-08-02 2001-08-02 Air circuit breaker

Country Status (8)

Country Link
EP (1) EP1414057B1 (en)
JP (1) JP4599799B2 (en)
KR (1) KR100520928B1 (en)
CN (1) CN1226764C (en)
DE (1) DE60143410D1 (en)
ES (1) ES2351204T3 (en)
TW (1) TW517257B (en)
WO (1) WO2003015114A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4024726B2 (en) * 2003-07-17 2007-12-19 三菱電機株式会社 Multipole circuit breaker
DE10347148B4 (en) * 2003-10-10 2006-01-19 Moeller Gmbh Switching device with easy interrupting rotary contact
WO2005073994A1 (en) * 2004-01-28 2005-08-11 Mitsubishi Denki Kabushiki Kaisha Breaker
KR100967249B1 (en) * 2005-07-21 2010-07-01 미쓰비시덴키 가부시키가이샤 Breaker
JP5020374B2 (en) * 2008-04-04 2012-09-05 三菱電機株式会社 Circuit breaker short-circuit current detection device
FR2947667A1 (en) * 2009-07-01 2011-01-07 Schneider Electric Ind Sas ASSISTANCE THROUGH MAGNETIC COMPENSATION DEVICE FOR REPULSION FORCES AND CONTACTOR COMPRISING SUCH A DEVICE
KR101168533B1 (en) * 2011-03-14 2012-07-27 엘에스산전 주식회사 Grounding switch
CN112635263B (en) * 2020-12-30 2022-09-13 滁州博杰科技有限公司 Electromagnetic auxiliary circuit breaker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5925155U (en) * 1982-08-07 1984-02-16 三菱電機株式会社 Multi-pole circuit breaker
US4891617A (en) * 1988-08-01 1990-01-02 Westinghouse Electric Corp. Rubber stops in outside poles
JPH0766736B2 (en) * 1988-09-27 1995-07-19 寺崎電気産業株式会社 Multi-pole electric switch
JP2633959B2 (en) * 1989-06-30 1997-07-23 株式会社日立製作所 Circuit breaker
JPH0689650A (en) * 1992-09-07 1994-03-29 Mitsubishi Electric Corp Breaker
JP2001101962A (en) * 1999-09-29 2001-04-13 Mitsubishi Electric Corp Circuit breaker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
EP1414057A1 (en) 2004-04-28
WO2003015114A1 (en) 2003-02-20
KR20030055272A (en) 2003-07-02
TW517257B (en) 2003-01-11
ES2351204T3 (en) 2011-02-01
EP1414057B1 (en) 2010-11-03
CN1441956A (en) 2003-09-10
DE60143410D1 (en) 2010-12-16
CN1226764C (en) 2005-11-09
JP4599799B2 (en) 2010-12-15
KR100520928B1 (en) 2005-10-17
JPWO2003015114A1 (en) 2004-12-02

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