DE3729745A1 - Leitungsschalter mit lichtbogengeschuetztem kontaktarm - Google Patents

Leitungsschalter mit lichtbogengeschuetztem kontaktarm

Info

Publication number
DE3729745A1
DE3729745A1 DE19873729745 DE3729745A DE3729745A1 DE 3729745 A1 DE3729745 A1 DE 3729745A1 DE 19873729745 DE19873729745 DE 19873729745 DE 3729745 A DE3729745 A DE 3729745A DE 3729745 A1 DE3729745 A1 DE 3729745A1
Authority
DE
Germany
Prior art keywords
contact arm
movable contact
circuit breaker
arm
shaft
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.)
Withdrawn
Application number
DE19873729745
Other languages
German (de)
English (en)
Inventor
Hiroshi Fujii
Tsukasa Iio
Yasusi Genba
Hideaki Moriwaki
Yoshinori Mochizuki
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 DE3729745A1 publication Critical patent/DE3729745A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/32—Insulating body insertable between contacts
    • 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
    • H01H73/18—Means for extinguishing or suppressing arc
    • 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
    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H2009/305—Means for extinguishing or preventing arc between current-carrying parts including means for screening for arc gases as protection of mechanism against hot arc gases or for keeping arc gases in the arc chamber

Landscapes

  • Breakers (AREA)
DE19873729745 1986-09-09 1987-09-04 Leitungsschalter mit lichtbogengeschuetztem kontaktarm Withdrawn DE3729745A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986138778U JPH0755797Y2 (ja) 1986-09-09 1986-09-09 回路しや断器

Publications (1)

Publication Number Publication Date
DE3729745A1 true DE3729745A1 (de) 1988-03-17

Family

ID=15229978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873729745 Withdrawn DE3729745A1 (de) 1986-09-09 1987-09-04 Leitungsschalter mit lichtbogengeschuetztem kontaktarm

Country Status (4)

Country Link
US (1) US4716265A (US20110158925A1-20110630-C00042.png)
JP (1) JPH0755797Y2 (US20110158925A1-20110630-C00042.png)
KR (1) KR900006254Y1 (US20110158925A1-20110630-C00042.png)
DE (1) DE3729745A1 (US20110158925A1-20110630-C00042.png)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4116454A1 (de) * 1991-05-18 1992-11-19 Licentia Gmbh Mechanismus fuer einen selbstschalter
DE4337344A1 (de) * 1993-11-02 1995-05-04 Kloeckner Moeller Gmbh Strombegrenzendes Kontaktsystem für Leistungsschalter
DE4424332A1 (de) * 1994-07-11 1996-01-18 Kopp Heinrich Ag Leitungsschutzschalter
DE19527045A1 (de) * 1995-07-25 1997-01-30 Abb Patent Gmbh Kontaktanordnung für ein elektrisches Schaltgerät
EP1858041A2 (en) * 2006-05-18 2007-11-21 Eaton Corporation Electrical switching apparatus, and movable contact assembly and shield therefor
EP2015327A3 (en) * 2007-07-12 2009-07-22 LS Industrial Systems Co., Ltd Movable contactor for air circuit breaker with contact spring protecting protecting mechanism
EP2911170A1 (en) * 2014-02-25 2015-08-26 Sensata Technologies Massachusetts, Inc. Particulate and pressure redirection shield for an electric circuit breaker

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926016A (en) * 1988-09-08 1990-05-15 Siemens Energy & Automation, Inc. Moving contact blade barrier
US5260533A (en) * 1991-10-18 1993-11-09 Westinghouse Electric Corp. Molded case current limiting circuit breaker
US5341191A (en) * 1991-10-18 1994-08-23 Eaton Corporation Molded case current limiting circuit breaker
US5581063A (en) * 1995-06-26 1996-12-03 Square D Company Arc-resistant shield for protecting a movable contact carrier of a circuit breaker
US5780800A (en) * 1996-08-07 1998-07-14 General Electric Company Circuit breaker contact arm and spring shield
US6628185B2 (en) 2001-09-14 2003-09-30 Square D Company Blade assembly for a circuit breaker
US6774749B2 (en) * 2001-09-19 2004-08-10 Square D Company Trip cross bar and trip armature assembly for a circuit breaker
US6624373B2 (en) 2001-09-19 2003-09-23 Square D Company Arc stack assembly for a circuit breaker
US6842325B2 (en) 2001-09-19 2005-01-11 Square D Company Flexible circuit adhered to metal frame of device
JP4466209B2 (ja) * 2004-06-10 2010-05-26 富士電機機器制御株式会社 回路遮断器
JP2007234251A (ja) * 2006-02-27 2007-09-13 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器
JP2012079571A (ja) * 2010-10-04 2012-04-19 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器
FR2969366B1 (fr) * 2010-12-20 2013-03-01 Schneider Electric Ind Sas Dispositif de coupure a ecran de coupure d'arc
KR101343244B1 (ko) 2012-07-09 2013-12-18 엘에스산전 주식회사 차단기
JP2014038751A (ja) * 2012-08-14 2014-02-27 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器
ES2668956T3 (es) * 2013-04-15 2018-05-23 Abb Oy Conjunto de conmutador eléctrico
US9620301B2 (en) * 2014-12-03 2017-04-11 Eaton Corporation Electrical switching apparatus and contact assembly therefor
CN106783417B (zh) 2015-11-23 2020-08-11 森萨塔科技公司 断路器
US10079127B1 (en) * 2017-06-08 2018-09-18 Siemens Industry, Inc. Contact arm shields, shielded contact arm assemblies, and contact arm protection methods
WO2020031264A1 (ja) * 2018-08-07 2020-02-13 三菱電機株式会社 回路遮断器
US11532451B2 (en) 2020-08-07 2022-12-20 Eaton Intelligent Power Limited Shield apparatus and circuit interrupter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47116U (US20110158925A1-20110630-C00042.png) * 1971-07-29 1972-03-24
US4075446A (en) * 1976-07-15 1978-02-21 Heinemann Electric Company Circuit breaker arc venting screen
JPS5372176U (US20110158925A1-20110630-C00042.png) * 1976-11-19 1978-06-16
US4459445A (en) * 1981-03-02 1984-07-10 Mitsubishi Denki Kabushiki Kaisha Circuit breaker
JPS6138753U (ja) * 1984-08-11 1986-03-11 富士電機株式会社 回路遮断器の接触子支え
US4581511A (en) * 1984-09-28 1986-04-08 Westinghouse Electric Corp. Molded case circuit breaker with an improved internal venting system

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4116454A1 (de) * 1991-05-18 1992-11-19 Licentia Gmbh Mechanismus fuer einen selbstschalter
DE4337344B4 (de) * 1993-11-02 2005-08-25 Moeller Gmbh Strombegrenzendes Kontaktsystem für Leistungsschalter
US5534674A (en) * 1993-11-02 1996-07-09 Klockner-Moeller Gmbh Current limiting contact system for circuit breakers
DE4337344A1 (de) * 1993-11-02 1995-05-04 Kloeckner Moeller Gmbh Strombegrenzendes Kontaktsystem für Leistungsschalter
DE4424332A1 (de) * 1994-07-11 1996-01-18 Kopp Heinrich Ag Leitungsschutzschalter
DE4424332B4 (de) * 1994-07-11 2005-10-20 Kopp Heinrich Ag Leitungsschutzschalter
DE19527045A1 (de) * 1995-07-25 1997-01-30 Abb Patent Gmbh Kontaktanordnung für ein elektrisches Schaltgerät
DE19527045C2 (de) * 1995-07-25 2002-02-14 Abb Patent Gmbh Kontaktanordnung für ein elektrisches Schaltgerät
EP1858041A2 (en) * 2006-05-18 2007-11-21 Eaton Corporation Electrical switching apparatus, and movable contact assembly and shield therefor
EP1858041A3 (en) * 2006-05-18 2008-05-28 Eaton Corporation Electrical switching apparatus, and movable contact assembly and shield therefor
EP2015327A3 (en) * 2007-07-12 2009-07-22 LS Industrial Systems Co., Ltd Movable contactor for air circuit breaker with contact spring protecting protecting mechanism
US8178804B2 (en) 2007-07-12 2012-05-15 Ls Industrial Systems Co., Ltd. Movable contactor for air circuit breaker with contact spring protecting mechanism
EP2911170A1 (en) * 2014-02-25 2015-08-26 Sensata Technologies Massachusetts, Inc. Particulate and pressure redirection shield for an electric circuit breaker

Also Published As

Publication number Publication date
JPH0755797Y2 (ja) 1995-12-20
KR900006254Y1 (ko) 1990-07-12
JPS6344354U (US20110158925A1-20110630-C00042.png) 1988-03-25
KR880006943U (ko) 1988-05-31
US4716265A (en) 1987-12-29

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee