Patent ID: 6100481
Filing Date: 2000-08-08
Classification: H01H

Abstract:
A circuit breaker operating handle torque compensation assembly, for use with a circuit breaker spring charging system contained in an operating mechanism enclosure and having a circuit breaker operating handle with a plurality of apertures, said handle rotatably operable in a first plane, said torque compensation assembly comprising:a first and second side lever, each having a first portion adaptable for mounting on opposing sides of said circuit breaker operating handle, said side levers having a plurality of apertures matching said handle apertures;said first side lever further including a tab extending from said first portion, said tab having a first spring post mounted to said tab and said first spring post rotatable with said handle in said first plane;a spring connected between said first post and adapted to connect to a second post mounted on said circuit breaker spring charging system, said posts being external to said operating mechanism enclosure;a plurality of fasteners extending from said side levers for attaching said side levers to said handle;wherein said torque compensation assembly is adapted to provide said circuit breaker operating handle with a biasing force to assist said operating handle to return to a home position from an extended position.