Electrode composition for vacuum switch

Details Electrode composition for vacuum switch Electrode composition for vacuum switch

1984-06-25

1985-08-27

Barr, J. L.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Consolidation of powder prior to sintering

419 39, 419 46, 419 58, 29622, 29756, 29879, 252512, 252513, 252515, 200265, 200266, 264 61, 264 65, 420469, 420470, 420474, B22F 104

Patent

active

045377430

ABSTRACT:
The disclosed electrode composition for a vacuum switch comprises copper, as a principal ingredient, a low melting point metal such as Bi, Pb, In, Li, Sn or any of their alloys, in a content not exceeding 20% by weight, a first additional metal such as Te, Sb, La, Mg or any of their alloys and a refractory metal such as Cr, Fe, Co, Ni, Ti, W or any of their alloys in a content less than 40% by weight.

REFERENCES:
patent: 2975255 (1961-03-01), Lafferty
patent: 3922236 (1975-11-01), Douglas et al.
patent: 3951872 (1976-04-01), Neeley
patent: 3962487 (1976-06-01), Fuller et al.
patent: 3963633 (1976-06-01), Fein et al.
patent: 3985512 (1976-10-01), Hassler et al.
patent: 3993481 (1976-11-01), Schreiner et al.
patent: 4002940 (1977-01-01), Ekkelboom et al.
patent: 4172919 (1979-10-01), Mitchell

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