Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Po-Jeng Tsai0
Te-Fu Chen0
Date of Patent
April 26, 2016
0Patent Application Number
139602230
Date Filed
August 6, 2013
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A centrifugal fan includes a shell, an impeller, a tongue portion, and a protrusion. The shell includes a top plate, a bottom plate, and a sidewall connecting to the top plate and the bottom plate. The top plate, the bottom plate, and the sidewall define an air outlet. The impeller is disposed in the shell. The tongue portion is disposed in the shell and neighboring the air outlet. The protrusion is disposed on an inner wall of the shell and is physically connected to the top plate and the bottom plate.
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