Patent · US Expired

Torsional vibration drive

US5063321A · kind A · utility

32Cited by
7References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 1990
Grant dateNov 5, 1991
Priority date
Expiry dateAug 24, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C19/70
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A torsional vibration drive for a laser gyro comprises a hub, spokes and an outer rim, with piezoceramics arranged on the spokes. Bending elements provided at the junction of the spokes and rim ensure high flexibility for rotations of the rim around the axis of rotation of the drive.

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