H - Electricity – 01 – H
Patent
H - Electricity
01
H
H01H 73/04 (2006.01) H01H 71/50 (2006.01)
Patent
CA 2069796
The handle of a circuit breaker is blocked from movement to the off position, when the contacts are welded closed, thereby preventing rotation of the common cross-bar on which contact arms carrying the movable contacts are mounted, by an interlock which includes radial extensions on the arms of a pivoted handle yoke which radially engage projections on the cross-bar.
Chou Yu Wei
Pruszynski Henry Kenneth
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Corporation Eaton
Westinghouse Electric Corporation
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