Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 21, 2011
Patent Application Number
12431211
Date Filed
April 28, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A servo motor, comprising a stator and a rotor disposed within the stator. The rotor has a core and magnets, covering the periphery of the core, forming a plurality of axially extending rotor poles. The rotor poles comprise a plurality of the magnets arranged axially, and the centers of adjacent magnets of a rotor pole are staggered by a mechanical angle in the circumferential direction of the rotor.
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