Shape memory alloys

Details Shape memory alloys Shape memory alloys

1982-03-22

1983-10-04

Rutledge, L. Dewayne

Alloys or metallic compositions

Copper base

Zinc containing

420478, 420489, 148402, C22C 901

Patent

active

044077769

ABSTRACT:
A shape memory alloy consisting essentially of, by weight ratio, 2 to 15% aluminium, 0.01 to 3% beryllium and the balance being substantially copper, with impurities being inevitably present in the process of preparation, and a shape memory alloy further including 0.05 to 15% zinc, both including composition ranges which allows cold work.

REFERENCES:
patent: 3475227 (1969-10-01), Coule et al.
patent: 3551214 (1970-12-01), Ford et al.
patent: 3832243 (1974-08-01), Donkersloot et al.
patent: 4274872 (1981-06-01), Melton et al.

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