Patent ID: 6456187
Filing Date: 2002-09-24
Classification: H01H

Abstract:
A breaker apparatus comprising:a breaker body, a breaker switch including a pair of fixed electrodes standing upright on said breaker body, a plug detachably mounted on said breaker body, and a movable electrode provided on said plug for disconnecting and connecting between said both fixed electrodes by being pulled out or pushed in to said both fixed electrodes; and a fuse mounted in parallel with said breaker switch, wherein a locking lever is pivotably mounted on one of said breaker body and said plug, said locking lever pivoted to the locking position where said plug is locked in the fitted state, said breaker body is provided with a micro switch having a swinging strip for detecting whether or not said locking lever is pivoted to said locking position so that said micro switch is activated, when the tip of said locking lever pivots along the length of said swinging strip and presses said swinging strip on the way to activate said micro switch, and the tip of said locking lever is formed so that the length is maximum at the rear edge that trails when said locking lever is pivoted toward the locking position and decreases gradually toward the leading edge.