H - Electricity – 01 – H
Patent
H - Electricity
01
H
H01H 9/22 (2006.01) H01H 71/50 (2006.01)
Patent
CA 2043675
ABSTRACT OF THE DISCLOSURE Apparatus which is mechanically connected to and out of direct contact of the handle arm of an electrical circuit breaker to prevent the operating handle of the circuit breaker from being moved to the OFF position, when the contacts of the circuit breaker are closed due to welded contacts or obstruction of the contact arm car- riers.
Gibson Perry R.
Gula Lance
Gibson Perry R.
Gula Lance
Riches Mckenzie & Herbert Llp
Westinghouse Electric Corporation
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