• US 20090302704A1
  • Filed: 06/16/2009
  • Published: 12/10/2009
  • Est. Priority Date: 06/16/2008
  • Status: Active Grant
First Claim
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1. A universal motor comprising a wound stator, and a wound rotor, the stator comprising a stator core and a stator winding, the stator core comprising a yoke having two ends and two stator poles, wherein the stator poles are equivalent salient poles formed at respective ends of the yoke, and the stator winding is wound on the yoke.

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