Patent ID: 9679719
Date: 2017-06-13
CPC Classifications: H01H

Claim:
1. An arc extinguishing contact assembly for a circuit breaker assembly, the circuit breaker assembly including a housing assembly and an operating mechanism, said housing assembly defining an enclosed space, said operating mechanism structured to be operatively coupled to a movable contact assembly and structured to move the movable contact assembly between an open, first position, wherein the movable contact assembly is effectively spaced from a fixed contact assembly, and a closed, second position, wherein the movable contact assembly is coupled to, and in electrical communication with, the fixed contact assembly, said arc extinguishing contact assembly comprising: a fixed contact assembly including an arc contact assembly, a main contact assembly, and a plurality of movable, intermediate arc contact assemblies; a movable contact assembly including an arc contact assembly and a main contact assembly, said movable contact assembly structured to move between an open, first position, wherein the movable contact assembly is effectively spaced from said fixed contact assembly, and a closed, second position, wherein the movable contact assembly is coupled to, and in electrical communication with, said fixed contact assembly, with an arcing position there between; and an arc extinguishing assembly structured to extinguish a number of arcs generated as said movable contact assembly moves between said first position and said second position.