Electrical contact

Details Electrical contact Electrical contact

1980-12-03

1982-08-17

Shepperd, John W.

Electricity: circuit makers and breakers

Electric switch details

Contact

428627, 428673, 428929, H01H 102

Patent

active

043451306

ABSTRACT:
Disclosed is an electrical contact of composite layer type which comprises an interrupting layer consisting of Cu-W alloy, Cu-WC alloy or Cu-W-WC alloy containing 20 to 60 wt % of Cu and being bonded to the top surface of a base plate, and a contacting layer consisting of Ag-WC alloy, Ag-W alloy or Ag-W-WC alloy containing 20 to 60 wt % of Ag and being bonded to the top surface of said interrupting layer.

REFERENCES:
patent: 2504906 (1950-04-01), Tremblay
patent: 3152931 (1964-10-01), Kelly
patent: 3373003 (1968-03-01), Schreiner
patent: 3562467 (1971-02-01), Mooradian

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