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US 6,187,454 B1Granted
Method of coating a metal part that is to be soldered, a coating used for this purpose, and a part coated in this way
AssigneeRadiall
InventorYves Rivassou
Life of this patent
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Abstract
A method of coating a metal part that is to be soldered, in particular a part of an electrical connector for high frequency signals, in which method a layer of white bronze is applied to said part. The layer of white bronze is initially covered in a fine layer of palladium, and then in a fine layer of gold.
Claims6
An electrical connector having an anti-corrosion coating, which coating is hard, non-toxic, non-magnetic, and solderable, wherein the coating is constituted by:
- (a) a layer of white bronze;
- (b) a fine layer consisting of palladium superimposed on the white bronze layer;
- and
- (c) a fine layer of gold superimposed on the palladium layer.
1 more element
Dependencies are inferred from the claim text.