Patent · US Expired

High transformation temperature shape memory alloy

US5114504A · kind A · utility

65Cited by
19References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1990
Grant dateMay 19, 1992
Priority date
Expiry dateNov 5, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22F1/006
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A high temperature titanium-based shaped memory alloy contains from at least 0.1 at. % hafnium. Articles formed from the disclosed alloy have high transformation temperatures. The alloy of the invention can be successfully hot and cold worked to make articles such as springs and wires.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.