Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazutoshi Yamamoto0
Yukiko Shimizu0
Shun Kayama0
Date of Patent
July 31, 2012
Patent Application Number
12045376
Date Filed
March 10, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
Provided is an axial fan apparatus including a housing and an axial-flow impeller. The axial-flow impeller is capable of rotating inside the housing and includes a plurality of axial-flow wings each having a negative pressure generation surface for generating a negative pressure, and an auxiliary vane standing on the negative pressure generation surface at an end portion of each of the plurality of axial-flow wings.
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