JPS60150758U

JPS60150758U - circuit break

Info

Publication number: JPS60150758U
Application number: JP3820884U
Authority: JP
Inventors: 濱崎　則行; 藤原　弘兵
Original assignee: 三菱電機株式会社
Priority date: 1984-03-15
Filing date: 1984-03-15
Publication date: 1985-10-07

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 drawings]

第１図は従来の回路しゃ断器を示す一部断面正面図、第
２図ａは第１図におけるカバーのアーク排出口部分の正
面図、第２図すはその側面図、第２図Ｃはその下面図、
第３図ａはこの考案の実施例におけるカバーのアーク排
出口部分を示す正面図、第３図すはその側面図、第３図
Ｃはその下面図、第４図は第３図ＣにおけるＢ部の拡大
図である。１・・・固定導体、２・・・可動接点、３・・・固定接
点、４・・・ベース、９・・・可動導体、１１・・・消
弧装置、１２・・・カバー、１４・・・アーク排出口、
１００・・・筐体。なお、図中同一符号は同一または相
当部分を示す。Figure 1 is a partially sectional front view showing a conventional circuit breaker, Figure 2a is a front view of the arc discharge port of the cover in Figure 1, Figure 2 is its side view, and Figure 2C is Its bottom view,
Fig. 3a is a front view showing the arc discharge port portion of the cover in the embodiment of this invention, Fig. 3 is its side view, Fig. 3C is its bottom view, and Fig. 4 is B in Fig. 3C. FIG. DESCRIPTION OF SYMBOLS 1... Fixed conductor, 2... Movable contact, 3... Fixed contact, 4... Base, 9... Movable conductor, 11... Arc extinguishing device, 12... Cover, 14...・・Arc outlet,
100... Housing. 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 attached to one end, a movable conductor having a movable contact facing the fixed contact attached to one end, and extinguishing an arc that occurs when the movable contact is separated from the fixed contact. 1. A circuit breaker in which an arc extinguishing device is housed in a housing, and an arc discharge port is provided in the housing, wherein the arc discharge port is crank-shaped.