Patent · US Expired

Piezoelectric fluid-electric generator

US4387318A · kind A · utility

130Cited by
4References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 1981
Grant dateJun 7, 1983
Priority date
Expiry dateJun 4, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/70
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A piezoelectric fluid-electric generator including: a piezoelectric bending element; means for mounting one end of the bending element in a fluid stream; means for driving the piezoelectric bending element to oscillate with the energy of the fluid stream; and electrode means connected to the piezoelectric bending element to conduct current generated by the oscillatory motion of the piezoelectric bending element.

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