Patent · US Expired

Interior permanent magnet motor for use in washing machines

US6717314B2 · kind B2 · utility

29Cited by
20References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 2002
Grant dateApr 6, 2004
Priority date
Expiry dateAug 28, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K1/276
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high torque density interior permanent magnet machine for use in an appliance is provided that includes a stator assembly defining a plurality of stator teeth, a plurality of concentrated phase windings positioned about the stator teeth, a rotor assembly positioned within the prior bore and a plurality of magnets positioned within the interior of the rotor. Also disclosed in a washing machine including such a machine.

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