JPS60118853U

JPS60118853U - circuit break

Info

Publication number: JPS60118853U
Application number: JP589784U
Authority: JP
Inventors: 藤原　弘兵
Original assignee: 三菱電機株式会社
Priority date: 1984-01-19
Filing date: 1984-01-19
Publication date: 1985-08-10

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の回路しゃ断器の一部切欠側面図、第２図
は従来のアーク吹出口部の斜視図、第３図はこの考案の
一実施例にかかるアーク吹出口部の斜視図、第４図は第
３図のＣ−Ｃ線断面図、第５図は第４図のＤ−Ｄ線矢親
図、第６図は第４図のＥ−Ｅ線矢親図である。１・・・・・・ベース、３・・・・・・固定導体、４・
・・・・・可動接点、５・・・・・・固定接点、１０・
・・・・・操作ハンドル、１１・・・・・・消弧装置、
１２・・・・・・カバー、１２ａ、１２ｂ・・・・・・
アーク吹出口。なお図中同一符号は同一または相当部分
を示す。FIG. 1 is a partially cutaway side view of a conventional circuit breaker, FIG. 2 is a perspective view of a conventional arc outlet, and FIG. 3 is a perspective view of an arc outlet according to an embodiment of the present invention. 4 is a sectional view taken along the line C--C in FIG. 3, FIG. 5 is a sectional view taken along the line D--D in FIG. 4, and FIG. 6 is a cross-sectional view taken along the line E--E in FIG. 1...Base, 3...Fixed conductor, 4.
...Movable contact, 5...Fixed contact, 10.
......operation handle, 11...arc extinguishing device,
12...Cover, 12a, 12b...
Arc outlet. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A fixed conductor having a fixed contact and fixed to a base, a movable contact that opens and closes with respect to the fixed contact by opening and closing an operation handle, and an arc that is generated when the movable contact is opened and separated from the fixed contact. 1. A circuit breaker comprising an arc extinguishing device that extinguishes an arc, and a cover that constitutes a housing together with the base, wherein the arc outlet of the cover is formed in a zigzag pattern.