Patent · US Expired

Electric motor with rotation detecting mechanism

US5693993A · kind A · utility

34Cited by
8References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 15, 1995
Grant dateDec 2, 1997
Priority date
Expiry dateMay 15, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K7/1166
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric motor, which is housed with a pulse signal generator for generating a pulse signal according to rotation of an output shaft and the pulse signal generator is composed of a plate provided with a conductor plate having a plurality of conductive parts disposed annularly with predetermined spaces and a contactor to be a contacted slidingly with the conductive parts of the conductor plate.

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