Patent ID: 6917267
Filing Date: 2005-07-12
Classification: H01H

Abstract:
1. A circuit breaker comprising: a non-conductive housing defining an operating mechanism cavity; a first terminal conductor and a second terminal conductor; said first terminal conductor and second terminal conductor coupled to said housing assembly external to said operating mechanism cavity and having conductive tabs extending into said operating mechanism cavity; at least one pair of separable contacts having a fixed contact and a movable contact structured to move between a first, closed position and a second, open position; an operating mechanism assembly structured to move said contacts between said first, closed position and said second, open position, said operating mechanism assembly having an operating arm, a cradle member with a trip spring disposed between said operating arm said cradle member, and a non-conductive barrier structured to be coupled to either end of said trip spring; and wherein said operating arm includes a spring tab and wherein, said non-conductive barrier is disposed on said operating arm spring tab.