Patent ID: 6239398
Filing Date: 2001-05-29
Classification: H01H

Abstract:
A circuit breaker rotary contact assembly comprising:a first electrically insulative cassette half piece having an inner surface, said inner surface having a groove;a second electrically insulative cassette half piece arranged for mating with said first electrically insulative cassette half piece;a rotor defining first and second opposing sides thereon, said rotor including a pin formed on said first side;a moveable contact arm intermediate said first and second sides, said moveable contact arm defining a first moveable 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, said rotor and said moveable contact arm being retained intermediate said first and second electrically insulative cassette half pieces; anda pivot pin extending from a central portion of said moveable contact arm to a central portion of said rotor for allowing rotation of said moveable contact arm with respect to said rotor;wherein said pin extends within said groove and allows said first electrically insulative cassette half piece to mate with said second electrically insulative cassette half piece and allows said movable contact arm to rotate said first movable contact to contact said first fixed contact and said second movable contact to contact said second fixed contact.