Patent · US Expired

Rotor for an electrical machine

US5965967A · kind A · utility

8Cited by
20References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 6, 1998
Grant dateOct 12, 1999
Priority date
Expiry dateJul 6, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49012
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A "claw pole" or Lundell rotor has permanent magnets included therein, each permanent magnet disposed between an adjacent pair of pole fingers. The permanent magnets each have a magnetization polarity at an angle between radial and tangential with respect to the axis of rotation of the rotor.

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