Electricity: circuit makers and breakers – Multiple circuit control – Pivoted contact
Patent
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.
Hamajima Shigemitsu
Ishii Masami
Nakanishi Katsumi
Oda Yukihisa
Tsuda Jyou
Aisin Seiki Kabushikikaisha
Scott J. R.
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