Sliding contactor for electric equipment

Details Sliding contactor for electric equipment Sliding contactor for electric equipment

1991-10-08

1993-04-06

Recla, Henry J.

Electricity: circuit makers and breakers

Electric switch details

Contact

200267, 200270, 428929, 205109, 29885, H01H 102

Patent

active

051995530

ABSTRACT:
A movable electrical contactor having a surface thereof in slidable contact with a mating conductor, the surface being coated with a composite material in which particles of graphite (C) are dispersed in a matrix of silver (Ag). The coating film is formed by electric plating using a plating liquid of metal silver in the range of 2-100 g/l in concentration, potassium cyanide in the range of 2-250 g/l, potassium hydroxide in the range of 0.5-15 g/l, graphite powder in the range of 1-55 g/l, and a dispersant for dispersing graphite powder into plating liquid in the range of 10-2000 ppm.

REFERENCES:
patent: 1986224 (1930-03-01), Sanders
patent: 3290472 (1966-12-01), Savage
patent: 4622269 (1986-11-01), Leung et al.
patent: 4733033 (1988-03-01), Morris et al.
patent: 4904317 (1990-02-01), Kang et al.
patent: 4976828 (1990-12-01), Morin
Japanese Unexamined Patent Publication No. 49-119154; published Nov. 14, 1974.
Japanese Unexamined Patent Publication No. 49-120833; published Nov. 19, 1974.
Japanese Unexamined Patent Publication No. 57-85999, published May 28, 1982.
WPI Abstract of JP 2 153 076, Jun. 12, 1990.

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