Circuit breaker utilizing improved arc chambers

Details Circuit breaker utilizing improved arc chambers Circuit breaker utilizing improved arc chambers

1983-04-25

1984-10-30

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3308

Patent

active

044801610

ABSTRACT:
A circuit breaker including an improved means of retaining an arc grid assembly within the arc grid assembly cavity defined by the housing of the circuit breaker. The means of retaining the arc grid assembly within the arc grid assembly cavity is the arc grid assembly has a framework formed of a rigid material that may be temporarily plasticized and is inserted within the arc grid assembly cavity while it is in the temporarily plasticized state, wherein said framework rigid material hardens and is retained by restraining means such as lugs which are placed upon the housing of the circuit breaker which defines the arc grid assembly cavity.

REFERENCES:
patent: 2015561 (1935-09-01), Jennings
patent: 2020935 (1935-11-01), Ellis et al.
patent: 4393287 (1983-07-01), Nakano

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