JPS59170355U

JPS59170355U - circuit breaker

Info

Publication number: JPS59170355U
Application number: JP6487583U
Authority: JP
Inventors: 明竹内
Original assignee: 松下電工株式会社
Priority date: 1983-04-28
Filing date: 1983-04-28
Publication date: 1984-11-14

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図は先行技術の一部の断面図、第２図は本考案の一
実施例の断面図、第３図は固定接触子１３とその付近を
示す断面図、第４図は第３図に示される構成の分解斜視
図である。１０・・・器台、１１・・・折返し部、１２・・・取付
は部、１３・・・固定接触子、１５・・・固定接点、１
６・・・可動接点、１７・・・可動接触子、１８・・・
消弧装置、２０・・・円筒体、２１・・・透孔、２３・
・・放熱体。FIG. 1 is a sectional view of a part of the prior art, FIG. 2 is a sectional view of an embodiment of the present invention, FIG. 3 is a sectional view showing the fixed contact 13 and its vicinity, and FIG. FIG. 2 is an exploded perspective view of the configuration shown in FIG. DESCRIPTION OF SYMBOLS 10... Instrument stand, 11... Folding part, 12... Mounting part, 13... Fixed contact, 15... Fixed contact, 1
6... Movable contact, 17... Movable contact, 18...
Arc extinguishing device, 20...Cylindrical body, 21...Through hole, 23.
... Heat sink.

Claims

[Scope of utility model registration request]

A U-shaped fixed contact having a fixed contact, a folded part to which the fixed contact is fixed, and a mounting part along the folded part, a movable contact facing the fixed contact, and a movable contact to which the fixed contact is fixed and lined up along the folded part. In a circuit breaker, the circuit breaker is equipped with a movable contact extending from the fixed contact and the movable contact is driven by an excessive current to cause the movable contact to move away from the fixed contact. A circuit breaker characterized by being provided with a circuit breaker.