Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 12, 2010
Patent Application Number
12122353
Date Filed
May 16, 2008
Patent Primary Examiner
Patent abstract
A permanent magnet rotor for an electric motor may include a rotor assembly that will hold the magnets in place. A pair of rings is added to the sleeve to tightly engage and press against the end plates and the magnets. This configuration provides additional securement against axial and radially shifting of the magnets.
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