JPS6344354U - - Google Patents

Info

Publication number
JPS6344354U
JPS6344354U JP1986138778U JP13877886U JPS6344354U JP S6344354 U JPS6344354 U JP S6344354U JP 1986138778 U JP1986138778 U JP 1986138778U JP 13877886 U JP13877886 U JP 13877886U JP S6344354 U JPS6344354 U JP S6344354U
Authority
JP
Japan
Prior art keywords
movable element
shield
covers
stator
pressure 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.)
Granted
Application number
JP1986138778U
Other languages
English (en)
Other versions
JPH0755797Y2 (ja
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 filed Critical
Priority to JP1986138778U priority Critical patent/JPH0755797Y2/ja
Priority to KR2019870007593U priority patent/KR900006254Y1/ko
Priority to US07/061,522 priority patent/US4716265A/en
Priority to DE19873729745 priority patent/DE3729745A1/de
Publication of JPS6344354U publication Critical patent/JPS6344354U/ja
Application granted granted Critical
Publication of JPH0755797Y2 publication Critical patent/JPH0755797Y2/ja
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
    • 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)

Description

【図面の簡単な説明】
第１図はこの考案の一実施例を示すオフ状態の
一部縦断側面図、第２図は第１図の要部を示す斜
視図、第３図はしや蔽部材の斜視図、第４図は従
来のもののオフ状態を示す縦断側面図、第５図は
第４図の要部を示す斜視図である。 図において、２は固定子、１１はコンタクトア
ーム、１２は可動子、１３は可動子軸、１４は接
圧ばね、２２はしや蔽部材、２２ａは第１しや蔽
部、２２ｂは第２しや蔽部、２２ｃは第３しや蔽
部である。なお、各図中同一符号は同一部分を示
す。

Claims (1)

    【実用新案登録請求の範囲】
  1. 固定子と、この固定子に対し接離する可動子と
    、この可動子を可動子軸により回転可能に支持す
    るコンタクトアームと、前記可動子軸に挿入され
    て前記コンタクトアームに対して前記可動子を付
    勢する接圧ばねとを有する回路しや断器において
    、前記可動子軸に嵌装されかつ前記可動子の固定
    子側を覆う第１しや蔽部と前記可動子の両側面を
    覆う第２しや蔽部と前記接圧ばねの固定子側を覆
    う第３しや蔽部とからなるしや蔽部材を備えたこ
    とを特徴とする回路しや断器。
JP1986138778U 1986-09-09 1986-09-09 回路しや断器 Expired - Lifetime JPH0755797Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1986138778U JPH0755797Y2 (ja) 1986-09-09 1986-09-09 回路しや断器
KR2019870007593U KR900006254Y1 (ko) 1986-09-09 1987-05-18 회로 차단기
US07/061,522 US4716265A (en) 1986-09-09 1987-06-15 Circuit breaker with arc shielded contact arm
DE19873729745 DE3729745A1 (de) 1986-09-09 1987-09-04 Leitungsschalter mit lichtbogengeschuetztem kontaktarm

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 (2)

Publication Number Publication Date
JPS6344354U true JPS6344354U (ja) 1988-03-25
JPH0755797Y2 JPH0755797Y2 (ja) 1995-12-20

Family

ID=15229978

Family Applications (1)

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

Country Status (4)

Country Link
US (1) US4716265A (ja)
JP (1) JPH0755797Y2 (ja)
KR (1) KR900006254Y1 (ja)
DE (1) DE3729745A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012079571A (ja) * 2010-10-04 2012-04-19 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器
US8178804B2 (en) 2007-07-12 2012-05-15 Ls Industrial Systems Co., Ltd. Movable contactor for air circuit breaker with contact spring protecting mechanism
JP2015162465A (ja) * 2014-02-25 2015-09-07 センサータ テクノロジーズ マサチューセッツ インコーポレーテッド 電気サーキットブレーカのための、粒子状物質および圧力のリダイレクションシールド

Families Citing this family (25)

* 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
DE4116454A1 (de) * 1991-05-18 1992-11-19 Licentia Gmbh Mechanismus fuer einen selbstschalter
US5341191A (en) * 1991-10-18 1994-08-23 Eaton Corporation Molded case current limiting circuit breaker
US5260533A (en) * 1991-10-18 1993-11-09 Westinghouse Electric Corp. Molded case current limiting circuit breaker
DE4337344B4 (de) * 1993-11-02 2005-08-25 Moeller Gmbh Strombegrenzendes Kontaktsystem für Leistungsschalter
DE4424332B4 (de) * 1994-07-11 2005-10-20 Kopp Heinrich Ag Leitungsschutzschalter
US5581063A (en) * 1995-06-26 1996-12-03 Square D Company Arc-resistant shield for protecting a movable contact carrier of a circuit breaker
DE19527045C2 (de) * 1995-07-25 2002-02-14 Abb Patent Gmbh Kontaktanordnung für ein elektrisches Schaltgerät
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
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
US6774749B2 (en) * 2001-09-19 2004-08-10 Square D Company Trip cross bar and trip armature assembly for a circuit breaker
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
US20070268100A1 (en) * 2006-05-18 2007-11-22 Eaton Corporation Electrical switching apparatus, and movable contact assembly and shield therefor
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
CA2909306C (en) * 2013-04-15 2019-06-11 Abb Oy Electric switch assembly
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
JP6966002B2 (ja) * 2018-08-07 2021-11-10 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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47116U (ja) * 1971-07-29 1972-03-24
JPS5372176U (ja) * 1976-11-19 1978-06-16
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075446A (en) * 1976-07-15 1978-02-21 Heinemann Electric Company Circuit breaker arc venting screen
US4459445A (en) * 1981-03-02 1984-07-10 Mitsubishi Denki Kabushiki Kaisha Circuit breaker
US4581511A (en) * 1984-09-28 1986-04-08 Westinghouse Electric Corp. Molded case circuit breaker with an improved internal venting system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS47116U (ja) * 1971-07-29 1972-03-24
JPS5372176U (ja) * 1976-11-19 1978-06-16
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8178804B2 (en) 2007-07-12 2012-05-15 Ls Industrial Systems Co., Ltd. Movable contactor for air circuit breaker with contact spring protecting mechanism
JP2012079571A (ja) * 2010-10-04 2012-04-19 Fuji Electric Fa Components & Systems Co Ltd 回路遮断器
JP2015162465A (ja) * 2014-02-25 2015-09-07 センサータ テクノロジーズ マサチューセッツ インコーポレーテッド 電気サーキットブレーカのための、粒子状物質および圧力のリダイレクションシールド

Also Published As

Publication number Publication date
JPH0755797Y2 (ja) 1995-12-20
US4716265A (en) 1987-12-29
KR880006943U (ko) 1988-05-31
KR900006254Y1 (ko) 1990-07-12
DE3729745A1 (de) 1988-03-17

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