Patent · US Expired

Thin film shape memory alloy and method for producing

US4864824A · kind A · utility

411Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1988
Grant dateSep 12, 1989
Priority date
Expiry dateOct 31, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01H2061/0122
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An actuator including a device made of thin film shape memory material mounted to a substrate. The thin film device is deformed from its original shape. Thereafter, the device is heated to restore the device to its original shape. Motion of the device occurs in the deforming and restoring steps, which is used to produce some form of work result.

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