Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 1, 2019
Patent Application Number
13310462
Date Filed
December 2, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
An impeller includes a hub and a plurality of blades. The blades are connected with the hub. Each blade includes a base part connected with the hub and a tip part opposed to the base part. The thickness of the tip part of the blade is greater than that of the base part of the blade. In addition, an airflow-guiding part is disposed at the tip part of the blade.
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