Patent ID: 9685292
Date: 2017-06-20
CPC Classifications: H01H

Claim:
1. A pole shaft catch assembly for an electrical switching apparatus, said electrical apparatus comprising a housing, separable contacts enclosed by the housing, and an operating mechanism for opening and closing said separable contacts, said operating mechanism including a pole shaft pivotably coupled to the housing and a yoke assembly coupled to said pole shaft and including a spring seat disposed opposite said pole shaft, said pole shaft catch assembly comprising: a catch arm structured to be pivotably coupled to said spring seat, said catch arm moving between an engaged position in which said catch arm engages said yoke assembly to restrict movement of said yoke assembly and said pole shaft, and a disengaged position in which said catch arm disengages said yoke assembly; a biasing element biasing said catch arm toward said disengaged position; and a trigger cooperating with said catch arm, said trigger being structured to translate movement of said yoke assembly into movement of said catch arm.