Contact arrangement for vacuum switches

Details Contact arrangement for vacuum switches Contact arrangement for vacuum switches

1984-01-20

1985-09-17

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200275, H01H 3366

Patent

active

045422664

ABSTRACT:
Contact arrangement for vacuum switch in which one of two contacts is movable relative to the other in the axial direction of the contacts and is designed as a recessed contact. According to the invention, a condensation plate with a diameter greater than the inside diameter at the rim of the recessed contact is provided between the other contact and its current lead. The sidewall of the recessed contact forms a guide ring for the metal vapor, a substantial part of which condenses on the condensation plate.

REFERENCES:
patent: 3996437 (1976-12-01), Selzer
patent: 4249050 (1981-02-01), Okumura
patent: 4431885 (1984-02-01), Sakuma et al.

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