公开(公告)号：US10147578B2

公开(公告)日：2018-12-04

申请号：US15473530

申请日：2017-03-29

Applicant: LSIS CO., LTD.

Inventor： Sungrok Yoo ,  Kihwan Oh

IPC: H01H71/10 ,  H01H71/02

Abstract: A mechanism coupling structure of a molded-case circuit breaker according to an embodiment of the present disclosure including a shaft to one side of which a movable contactor is coupled, and on a part of which a rotating pinhole is formed in a penetrating manner; a base assembly into which the shaft is rotatably accommodated and coupled, a switch mechanism coupled to an upper portion of the base assembly and exposed with a first lower link and a second lower link at a lower side thereof, and a rotating pin coupled in a penetrating manner to the first lower link, second lower link and rotating pinhole may be provided therein, wherein the rotating pin has a protruding portion for release prevention at one end thereof.