Is a
Patent attributes
Patent Applicant
0
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yongcheol Sa0
Seokho Choi0
Date of Patent
December 13, 2016
0Patent Application Number
140241970
Date Filed
September 11, 2013
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is a fan. The fan includes a hub and a blade extending from the hub. The blade includes a blade rear end having a predetermined curvature and a blade side end connected to the blade rear end. The blade rear end includes ridge parts protruding in a predetermined direction from an extension and furrow parts protruding in a direction opposite to the predetermined direction.
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