Patent · US Expired

Induction motors

US4520303A · kind A · utility

57Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 15, 1984
Grant dateMay 28, 1985
Priority date
Expiry dateFeb 15, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02P1/42
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A self-starting single phase induction motor wherein the required quasi-second phase for starting is provided by controlling the phase of the voltage applied to one stator winding (91) of the motor relative to the phase of the voltage applied to another stator winding (87) of the motor by means of an electronic switching arrangement (93) and an associated control circuit (95).

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