Enclosed circuit interrupter including externally operable handl

Details Enclosed circuit interrupter including externally operable handl Enclosed circuit interrupter including externally operable handl

1974-12-10

1976-08-31

Tolin, Gerald P.

Electricity: circuit makers and breakers

Electric switch details

Actuators

200330, 200 50A, 317112, 74520, H01H 902

Patent

active

039783049

ABSTRACT:
A molded case circuit breaker enclosed in a metal cabinet with an openable cover. An operating mechanism has a mounting plate secured to the face of the circuit breaker and a sliding plate movably supported on rollers by the mounting plate at the side of the circuit breaker. A handle mechanism is secured to the sliding plate with a portion extending through an aperture in the cabinet cover. A gasket is disposed between the handle mechanism and the interior of the cabinet cover. The handle mechanism is spring-loaded against the gasket and interior of the cabinet cover to provide a dust-tight seal.

REFERENCES:
patent: 2650331 (1953-08-01), Clark
patent: 3259705 (1966-07-01), Freese
patent: 3313896 (1967-04-01), Gray
patent: 3358094 (1967-12-01), Metz

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