发明名称 Fan and impeller thereof
摘要 An impeller includes a hub and at least one blade. In this case, the hub has at least one balancing portion disposed on hub and arranged with respect to a center of the hub. The balancing portion has at least one corner. The blades are disposed around the hub. In addition, a fan including the impeller is also provided. The impeller and the fan can enhance the rotation stability. As a result, the product reliability and lifetime can be increased. Furthermore, the impeller and the fan facilitate the balancing object to be separated from the tool at the corner.
申请公布号 US7281896(B2) 申请公布日期 2007.10.16
申请号 US20060354901 申请日期 2006.02.16
申请人 DELTA ELECTRONICS, INC. 发明人 YU PO-HAO;CHANG SHUN-CHEN;HUANG WEN-SHI
分类号 F03B3/12 主分类号 F03B3/12
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