Patent · US Expired

Piezoelectric polymer transducer and process of manufacturing the same

US4670074A · kind A · utility

24Cited by
14References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 16, 1985
Grant dateJun 2, 1987
Priority date
Expiry dateOct 16, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1005
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A composite co-laminated piezoelectric transducer with at least one layer of polymeric substance capable of acquiring piezoelectric properties when co-laminated in the presence of an electrical field, the layer being adjacent to a conductive material acting as an electrode. According to the invention the conductive material is a polymeric substance.

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