Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 27, 2015
Patent Application Number
13282056
Date Filed
October 26, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A fan structure is provided, including a hub and a plurality of blades surrounding the hub. Each blade has a first segment connected to the hub and a second segment extended outwardly from the first segment. A first surface is formed between the first segment and the hub, and a second surface is formed between the first and second segments. The first and second surfaces respectively have a first and second setting angle relative to a base plane of the fan structure, wherein the first setting angle exceeds the second setting angle.
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