Patent ID: 6310307
Filing Date: 2001-10-30
Classification: H01H

Abstract:
A circuit breaker rotary contact arrangement comprising:a rotor defining first and second opposing sides thereon, said rotor including first and second pin retainer slots formed on said first side;a movable contact arm intermediate said first and second sides, said movable contact arm defining a first movable contact at one end arranged opposite an opposing first fixed contact and a second movable contact at an end opposite said one end arranged proximate a second fixed contact;a pivot pin arranged on a central portion of said movable contact arm, said pivot pin extending within an aperture formed on a central portion of said rotor for allowing rotation of said movable contact arm with respect to said rotor;first and second links pivotally secured to a first side of said movable contact arm;a first spring pin extending from said first link and through said first pin retainer slot;a second spring pin extending from said second link and through said second pin retainer slot; anda first spring proximate said first side and extending from said first spring pin to said second spring pin, said first spring exerting a first spring force directed to intersect an axis of rotation of said pivot pin, said first spring force for urging said first movable contact toward said first fixed contact and said second movable contact toward said second fixed contact.