Patent · US Expired

Position transducer apparatus and associated circuitry including pulse energized primary winding and pair of waveform sampled secondary windings

US4982156A · kind A · utility

22Cited by
24References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 2, 1988
Grant dateJan 1, 1991
Priority date
Expiry dateSep 2, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01D5/2291
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

This invention relates to transducers for indicating position. In particular, this invention relates to circuitry for accurately measuring either rotary or linear displacement of an inductive coupling member within a voltage displacement transformer (LVDT or RVDT).

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