Process to produce a reversible two-way shape memory effect in a

Details Process to produce a reversible two-way shape memory effect in a Process to produce a reversible two-way shape memory effect in a

1982-07-27

1983-09-20

Rutledge, L. Dewayne

Metal treatment

Compositions

Heat treating

148 115C, 148402, C21D 800

Patent

active

044053878

ABSTRACT:
A notable two-way effect can be induced in components made of a memory alloy exhibiting only a one-way effect by applying an external force which gives rise to an internal stress opposing the one-way effect. Component made of a memory alloy in the form of a tension, compression bending, or torsion rod (helical spring 2). External force by weight or spring (counter-spring 3).

REFERENCES:
patent: 3285470 (1966-11-01), Frei et al.
patent: 3748197 (1973-07-01), Willson et al.
patent: 3977913 (1976-08-01), Cabo et al.

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