JPH03110741U

JPH03110741U -

Info

Publication number: JPH03110741U
Application number: JP1993390U
Authority: JP
Priority date: 1990-02-28
Filing date: 1990-02-28
Publication date: 1991-11-13

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例によるサーキツト
ブレーカの正面図、第２図は第１図に示したサー
キツトブレーカの側面図、第３図は第１図に示し
たサーキツトブレーカのベースまわりの横断面図
、第４図は従来のサーキツトブレーカの正面図で
ある。１……サーキツトブレーカ、２……ベース（絶
縁体）、３……可動接点側導電板、３ｂ……可動
接点側ターミナル、３ｃ……通電用フレーム、４
……固定接点側導電板、４ｂ……固定接点側ター
ミナル、４ｄ……固定接点、５……バイメタル、
５ａ……可動接点。 Figure 1 is a front view of a circuit breaker according to an embodiment of this invention, Figure 2 is a side view of the circuit breaker shown in Figure 1, and Figure 3 is a base of the circuit breaker shown in Figure 1. 4 is a front view of a conventional circuit breaker. 1... Circuit breaker, 2... Base (insulator), 3... Movable contact side conductive plate, 3b... Movable contact side terminal, 3c... Energizing frame, 4
...Fixed contact side conductive plate, 4b... Fixed contact side terminal, 4d... Fixed contact, 5... Bimetal,
5a...Movable contact.

Claims

[Scope of Claim for Utility Model Registration] A circuit breaker equipped with a bimetal that separates the movable contact from the fixed contact due to self-heating when current is applied to interrupt the current flow, and is made of stainless steel or nickel silver, A movable contact side conductive plate fixing the bimetal provided with the movable contact and having a current-carrying frame between the bimetal and the movable contact side terminal connected to the outside, and formed of a brass material, A fixed contact that connects and separates from the movable contact is provided, a fixed contact side conductive plate is provided with a fixed contact side terminal connected to the outside, the fixed contact side conductive plate is supported by an insulator, and the insulator is A circuit breaker characterized by being gripped by a conductive plate on the movable contact side.