Material for forming contact members of control switch and contr

Details Material for forming contact members of control switch and contr Material for forming contact members of control switch and contr

1997-06-02

1999-01-19

Walczak, David J.

Electricity: circuit makers and breakers

Electric switch details

Contact

200269, H01H 102

Patent

active

058605134

ABSTRACT:
A material for forming contact members of a control switch, which has a structure including a primary layer made of Ni, Co, a Ni alloy or a Co alloy formed on a conductive base, and a surface layer made of Pd or a Pd alloy having a thickness of 0.001 to 0.4 .mu.m which is formed on the primary layer. Such material exhibits good resistance to corrosion and adhesive wear. A control switch which is made using such material has a high operational reliability and a long service life.

REFERENCES:
patent: 1904241 (1933-04-01), Kammerer
patent: 4138604 (1979-02-01), Harmsen et al.
patent: 4328286 (1982-05-01), Crosby
patent: 4339644 (1982-07-01), Aldinger et al.

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