Electrical contact material

Details Electrical contact material Electrical contact material

1975-10-09

1978-03-28

Truhe, J. V.

Electricity: circuit makers and breakers

Electric switch details

Contact

75134V, 75165, 75172R, 200265, H01H 102

Patent

active

040816443

ABSTRACT:
An electrical contact material which consists of at least one material selected from a first group which comprises any one of the precious metals, gold, palladium, ruthenium, rhodium and rhenium or their alloys and the silver/palladium series of contact alloys; and not more than three weight per cent of at least one material selected from a second group which comprises lithium, sodium, sodium chloride, potassium compounds, rubidium, caesium and cadmium sulphide spread uniformly throughout, or formed at discrete sites at the surface of, the said at least one material of the first group.

REFERENCES:
patent: 1731210 (1929-10-01), Davignon
patent: 2288122 (1942-06-01), Cox
patent: 2300286 (1942-10-01), Gwyn, Jr.
Hansen, "Constitution of Binary Alloys", 2nd ed. McGraw-Hill, 1958, p. 212.
Jedynak, "Where the (Switch) Action Is", IEEE Spectrum, Oct., 1973, pp. 56-62.

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