Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 16, 2010
Patent Application Number
11717321
Date Filed
March 13, 2007
Patent Primary Examiner
Patent abstract
A motor including a rotor having a rotor shaft and a permanent magnet fixed to an end part of the rotor shaft, a stator disposed around the rotor, a bearing for supporting the end part of the rotor shaft, a bearing holder which holds the bearing movably in an axial direction, and a pressurization member which is disposed on an outer side in the axial direction of the bearing holder for urging the bearing to the rotor shaft side. The permanent magnet is provided with a recessed part which is capable of accommodating the bearing and the bearing holder.
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