Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Feng Liang0
Franco Leonardi0
Michael W. Degner0
Date of Patent
February 21, 2012
0Patent Application Number
131982120
Date Filed
August 4, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An internal permanent magnet machine has multiple rotor sections, each section having multiple rotor laminations. Permanent magnets are placed asymmetrically in lamination openings to attenuate oscillations in torque caused by harmonic components of magnetic flux.
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