Patent ID: 6812422
Filing Date: 2004-11-02
Classification: H01H

Abstract:
A circuit breaker comprising:a case; separable contacts; an operating mechanism for opening and closing said separable contacts, said operating mechanism including an open position, a snap closed position, a closed position, an operating handle for moving said operating mechanism between the open and closed positions, a movable contact arm carrying one of said separable contacts, a link having a first end pivotally mounted with respect to said case, a second end and a projection, and a linkage having a first end and a second end, the first end of said linkage being pivotally mounted to the second end of said link, the second end of said linkage being pivotally mounted to said movable contact arm; and a flexible cantilever lever fixed within said case, engaging the projection of said link and holding said link in the open position of said operating mechanism, said flexible cantilever lever flexing and releasing the projection of said link and releasing said link as said operating handle moves said operating mechanism from the open position to the snap closed position.