Birch, Stewart, Kolasch & Birch, LLP
Fan and fan frame thereof
A fan includes an impeller and a fan frame. The fan frame has a main body and at least one sound absorber, wherein the main body has a passage for receiving the impeller, a plurality of flanges are disposed on a periphery of the main body, a recess is defined between the two adjacent flanges, an aperture is disposed on a wall of the main body corresponding to the recess so as to allow the recess to communicate with the passage, and the sound absorber is disposed in the recess. Also, a cover is assembled in the main body and covers the sound absorber within the recess.
Delta Electronics, Inc.
F F
F04D F04D
inventional inventional
Shir-Harn Chia-Ming Wen-Bin Shun-Chen
Yeh Hsu Liu Chang