Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tso-Kuo Yin0
Alex Horng0
Date of Patent
April 13, 2010
0Patent Application Number
121930740
Date Filed
August 18, 2008
0Patent Primary Examiner
Patent abstract
A miniature fan includes a base and a stator mounted in the base. A rotor includes a hub having a plurality of blades on an outer periphery thereof. A magnetically sealing ring includes first and second engaging faces. The first engaging face is coupled to a bottom edge of each blade. A permanent magnet is coupled to the second engaging face of the magnetically sealing ring and aligned with the stator. Given the same air output, the miniature fan has a reduced volume.
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