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ROTOR OF PERMANENT MAGNET ROTARY MACHINE AND MANUFACTURING METHOD OF ROTOR

  • US 20100207475A1
  • Filed: 09/15/2009
  • Published: 08/19/2010
  • Est. Priority Date: 02/18/2009
  • Status: Active Grant
First Claim
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1. A rotor of a permanent magnet rotary machine, said rotor comprising:

  • a rotary shaft;

    a rotor core fixed to a circumferential surface of said rotary shaft;

    a plurality of permanent magnets arranged on a circumferential surface of said rotor core at specific intervals along a circumferential direction thereof;

    a conducting circuit arranged to surround at least one of said permanent magnets forming one magnetic pole, said conducting circuit including a pair of first conductor sections arranged between magnetic poles formed by said adjacent permanent magnets and a second conductor section electrically connecting the first conductor sections; and

    a magnetic material piece arranged on an outer surface of said at least one permanent magnet surrounded by said conducting circuit.

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