| 发明名称 | Fan blade structure and centrifugal fan using the same | ||
| 摘要 | A fan blade structure applied to a centrifugal fan is provided. The fan blade structure includes a wheel hub and an annular vane. The wheel hub includes a plurality of connecting brackets, and the annular vane includes multiple crests and troughs which interlace to form a continuous curved surface. The continuous curved surface has an outer ring surface and an inner ring surface. The connecting brackets are connected to the inner ring surface and drive the annular vane to rotate. | ||
| 申请公布号 | US9523375(B2) | 申请公布日期 | 2016.12.20 |
| 申请号 | US201314096706 | 申请日期 | 2013.12.04 |
| 申请人 | ASUSTeK COMPUTER INC. | 发明人 | Wu Ming-Hsiu;Huang Sung-Chuan;Lai Yi-Chi;Kuan Ta-Ching |
| 分类号 | F04D29/66;F04D29/28;F04D29/30 | 主分类号 | F04D29/66 |
| 代理机构 | Muncy, Geissler, Olds & Lowe, P.C. | 代理人 | Muncy, Geissler, Olds & Lowe, P.C. |
| 主权项 | 1. A fan blade structure applied to a centrifugal fan, the fan blade structure comprising: a wheel hub including a plurality of connecting brackets; and an annular vane including multiple crests and troughs, wherein the crests and the troughs interlace to form a continuous curved surface, the continuous curved surface includes an outer ring surface and an inner ring surface, and the connecting brackets are connected to the inner ring surface and drive the annular vane to rotate about a rotating axis, wherein the continuous curved surface of the annular vane is a non-periodical change, and a changeable angle is formed between a normal direction of each crest of the annular vane. | ||
| 地址 | Taipei TW | ||