JPS60113946U

JPS60113946U - circuit break

Info

Publication number: JPS60113946U
Application number: JP185884U
Authority: JP
Inventors: 村上　高明
Original assignee: 松下電工株式会社
Priority date: 1984-01-10
Filing date: 1984-01-10
Publication date: 1985-08-01

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図はこの考案の一実施例のオン状態の断面図
、第２図はオフ状態の断面図、第３図は短絡検−出装置
の部分斜視図、第４図はトリップ状態の断面図である。５・・・接点開閉・トリップ機構部、１１・・・ヨーク
、１３・・・シリンダ、１４・・・固定板、１６・・・
緩衝材、１７・・・プランジャ、１８・・・復帰コイル
ばね、−−２１・・・ポールヘッド（固定鉄心）、２３
・・・コイル（コイル部）。' Fig. 1 is a sectional view of an embodiment of this invention in the on state, Fig. 2 is a sectional view in the off state, Fig. 3 is a partial perspective view of the short circuit detection device, and Fig. 4 is a sectional view in the tripped state. It is a diagram. 5...Contact opening/closing/trip mechanism section, 11...Yoke, 13...Cylinder, 14...Fixing plate, 16...
Cushioning material, 17... Plunger, 18... Return coil spring, --21... Pole head (fixed iron core), 23
...Coil (coil part).

Claims

[Scope of utility model registration request]

``A short-circuit current detection coil section, a contact opening/closing/trip mechanism section having a yoke disposed outside this coil section,
a cylinder having a plunger and a return spring inside LL and inserted through the coil part and the yoke; a fixed iron core attached to an opening at one end of the cylinder and engaging with the outer surface of the one end side of the coil part or the yoke; A circuit breaker comprising: a fixing plate fixed to the outer periphery of the other end of the cylinder; and a buffer material interposed between the fixing plate and the other end of a yoke facing the fixing plate.