Arc chute

Details Arc chute Arc chute

1976-04-12

1978-04-04

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

H01H 3308

Patent

active

040829316

ABSTRACT:
An arc chute for a circuit breaker characterized by a pair of spaced side walls for an interior arc extinguishing chamber, the surfaces of the walls forming the chamber being covered with a coating of an arc resistant ceramic material, such as aluminum oxide, zirconium oxide, chromic oxide, magnesium oxide, and calcium oxide.

REFERENCES:
patent: 2270723 (1942-01-01), Boehne
patent: 2279040 (1942-04-01), Grosse
patent: 2822448 (1958-02-01), Wegmann
patent: 2911505 (1959-11-01), Legg et al.
patent: 3009041 (1961-11-01), Zlupko

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