发明名称 Heat dissipation apparatus
摘要 A heat dissipation apparatus. A fan frame includes an air inlet, an air outlet, a passage, and a curved expansion portion. The air inlet is opposite the air outlet. The passage is between the air inlet and the air outlet, guiding airflow from the air inlet to the air outlet. The curved expansion portion is radially and outwardly extended from an inner peripheral wall of the passage at the air inlet or air outlet. An impeller is disposed in the fan frame and includes a plurality of blades. Each blade is disposed in the passage and includes an extension end extending to the curved expansion portion.
申请公布号 US2007122278(A1) 申请公布日期 2007.05.31
申请号 US20070699009 申请日期 2007.01.29
申请人 发明人 HO SHIH-HUA;CHEN HAO-MING;LEI TSUNG-YU;HUANG WEN-SHI
分类号 F04D19/00 主分类号 F04D19/00
代理机构 代理人
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