Method of making aureate colored coins, medallions and tokens an

Details Method of making aureate colored coins, medallions and tokens an Method of making aureate colored coins, medallions and tokens an

1985-07-31

1986-04-01

Kaplan, G. L.

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40 275, 72 47, 204 23, 204 373, 204 44, 428 64, 428658, 428579, 428674, 428675, B32B 1502, C25D 358, C25D 550, G09F 302

Patent

active

045797617

ABSTRACT:
An aureate coin, coin blank, medallion, medallion blank, token or token blank has a coin-shaped core with opposed faces and a peripheral side edge and of mintable metallic material. An electroplated coating of copper and tin completely encases the core and provides a golden appearance. The electroplated coating contains from about 8 to about 16% tin by weight and has a thickness of from about 10 to about 150 .mu.m.

REFERENCES:
patent: 3108006 (1963-10-01), Knedi et al.
patent: 3834879 (1974-09-01), Chin
patent: 4089753 (1978-05-01), McMullen et al.
patent: 4176014 (1979-11-01), Ruscoe et al.
patent: 4247374 (1981-01-01), Ruscoe et al.
patent: 4401488 (1983-08-01), Prinz et al.
patent: 4436790 (1984-03-01), Prinz et al.
Abner Brenner, "Electrodeposition of Alloys", vol. I, pp. 497-543, (1963).

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