Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hideaki Takano0
Date of Patent
December 26, 2017
0Patent Application Number
141312760
Date Filed
June 19, 2012
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A power tool having a built-in fan, the fan including a plurality of blades at uneven pitches. The fan includes a centrifugal fan which blows out air in all radial directions. The fan is provided with means for correcting unstable outflow which may be caused by the uneven pitches between the blades. The blades have unevenly configured inducers for correcting unstable outflow.
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