Patent · US Expired

Support structure for piezoelectric vibrator

US4511821A · kind A · utility

18Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 1983
Grant dateApr 16, 1985
Priority date
Expiry dateNov 4, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H9/0595
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A support structure for a vibrator comprising a casing having two sets of conical projections formed therein so as to confront each other, and a support framework supporting the vibrator at nodes of vibration thereof. The vibrator is supported within the casing with the support framework sandwiched between the tips of the respective projections of those two sets at the associated nodes of vibration of the support structure.

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