JPH0485552U - - Google Patents

Info

Publication number
JPH0485552U
JPH0485552U JP12832890U JP12832890U JPH0485552U JP H0485552 U JPH0485552 U JP H0485552U JP 12832890 U JP12832890 U JP 12832890U JP 12832890 U JP12832890 U JP 12832890U JP H0485552 U JPH0485552 U JP H0485552U
Authority
JP
Japan
Prior art keywords
exhaust
plate
dust
proof
exhaust hole
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.)
Pending
Application number
JP12832890U
Other languages
English (en)
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 JP12832890U priority Critical patent/JPH0485552U/ja
Publication of JPH0485552U publication Critical patent/JPH0485552U/ja
Pending 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
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes
    • H01H2009/343—Venting arrangements for arc chutes with variable venting aperture function of arc chute internal pressure, e.g. resilient flap-valve or check-valve

Landscapes

  • Breakers (AREA)
  • Switch Cases, Indication, And Locking (AREA)

Description

【図面の簡単な説明】
第１図……本件考案の第１の実施例の分解図、
第２図……同上 組み立て断面図、第３図……本
件考案の第２の実施例の分解図、第４図……同上
組み立て断面図、第５図……従来例の分解図、
第６図……同上 組み立て断面図。 １……基台、２……カバー、５，６……接点、
７……排気孔、１１，１２……基台溝、１００，
１１０……排気板、１０１……絶縁板、１０２…
…冷却板、１０３，１１１……排気小孔、２００
……防塵排気フイルター。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 基台とカバーとからなる器体内部に接点及
    び接点開閉機構を有し、 接点開閉により発生するアークガスを器体外部
    に排出する排気孔を有する回路遮断器等において
    、 前記排気孔には、排気小孔を有する排気板と、 該排気板と適宜の間隔を有して配され少なくと
    も前記排気小孔とほぼ同一の気孔面積を有する通
    気性防塵フイルターをそなえることを特徴とする
    回路遮断器等の防塵排気構造。 (2) 前記排気板は絶縁板と排気小孔を備えた金
    属性冷却板から成り、排気板を器体内部側に、通
    気性防塵フイルターは絶縁物として器体外部側に
    配したことを特徴とする実用新案登録請求の範囲
    第(1)項記載の回路遮断器等の防塵排気構造。 (3) 前記排気板は絶縁物として器体外部側に、
    前記通気性防塵フイルターは金属性として器体内
    部側に配したことを特徴とする実用新案登録請求
    の範囲第(1)項記載の回路遮断器等の防塵排気構
    造。
JP12832890U 1990-11-29 1990-11-29 Pending JPH0485552U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12832890U JPH0485552U (ja) 1990-11-29 1990-11-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12832890U JPH0485552U (ja) 1990-11-29 1990-11-29

Publications (1)

Publication Number Publication Date
JPH0485552U true JPH0485552U (ja) 1992-07-24

Family

ID=31875794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12832890U Pending JPH0485552U (ja) 1990-11-29 1990-11-29

Country Status (1)

Country Link
JP (1) JPH0485552U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002352691A (ja) * 2001-05-28 2002-12-06 Fuji Electric Co Ltd 回路しゃ断器の防塵構造
WO2016133997A1 (en) * 2015-02-17 2016-08-25 General Electric Company Filter assembly for a circuit breaker arc chamber
JPWO2025104866A1 (ja) * 2023-11-16 2025-05-22

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002352691A (ja) * 2001-05-28 2002-12-06 Fuji Electric Co Ltd 回路しゃ断器の防塵構造
WO2016133997A1 (en) * 2015-02-17 2016-08-25 General Electric Company Filter assembly for a circuit breaker arc chamber
CN107210149A (zh) * 2015-02-17 2017-09-26 通用电气公司 用于断路器电弧室的过滤器组件
US10134537B2 (en) 2015-02-17 2018-11-20 Abb Schweiz Ag Filter assembly for a circuit breaker arc chamber
JPWO2025104866A1 (ja) * 2023-11-16 2025-05-22

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