Rotary switch having rotary contacts with an amorphous alloy coa

Details Rotary switch having rotary contacts with an amorphous alloy coa Rotary switch having rotary contacts with an amorphous alloy coa

1986-02-10

1987-12-22

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

200267, 200292, H01H 102, H01H 1908, H01H 2112

Patent

active

047148047

ABSTRACT:
Rotary electrical signal generator includes fixed electric contacts and slider contacts which engage the fixed contacts. To enhance the abrasion resistance and the corrosion resistance, the surface of printed electrodes is coated with an amorphous Ni-P plated layer containing from 15 to 25 atom % of P.

REFERENCES:
patent: 3017532 (1962-01-01), Talmey
patent: 3293399 (1966-12-01), Heinrich
patent: 4345240 (1982-08-01), Amano et al.
Von H. Wiegand et al., "Eigenschaften chemischer Nickelniederschlage aus dem Hypophosphitbad", Metalloberflache, 22 Jg. 1968, Heft 10, pp. 304-305.

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