Patent · US Expired

Pure torque, limited displacement transducer

US4490635A · kind A · utility

28Cited by
10References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1982
Grant dateDec 25, 1984
Priority date
Expiry dateNov 16, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/5556
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A bidirectional, pure torque generating electromechanical rotor mounted to a frame includes flux return top and base plates, a generally annular permanent magnet secured to one of the plates and a generally annular rotatable coil assembly placed between the permanent magnet and the other of the plates.

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