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Motor stator and stator manufacturing method

  • US 8,063,518 B2
  • Filed: 10/30/2007
  • Issued: 11/22/2011
  • Est. Priority Date: 12/21/2006
  • Status: Active Grant
First Claim
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1. A motor stator including a plurality of stator coils, wherein each of said plurality of stator coils is formed of a conductive coil wound on a divided stator core, whereinthe divided stator core is integrally formed with an insulator made of a thermosetting resin by insert molding,the stator including the plurality of stator coils is covered with a molded layer made of a thermosetting resin by molding, andboundary surfaces between each divided stator core and each stator coil include only a boundary surface between the divided stator core and the insulator, a boundary surface between the insulator and the molded layer, and a boundary surface between the molded layer and the stator coil.

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