发明授权
- 专利标题： Impeller structure
- 专利标题（中）： 叶轮结构
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申请号： US09964345申请日： 2001-09-28
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公开(公告)号： US06572336B2公开(公告)日： 2003-06-03
- 发明人: Alex Horng , Ching-Shen Hong
- 申请人： Alex Horng , Ching-Shen Hong
- 主分类号： F04D2938
- IPC分类号： F04D2938
摘要：
An impeller structure includes a hub body having one end provided with a top plane which is provided with a central shaft. The hub body has a periphery provided with a plurality of blades. The other end of the hub body is provided with a joint portion that may be combined and secured with the extension hub which has a plurality of blades.
公开/授权文献
- US20030063975A1 Impeller structure 公开/授权日：2003-04-03
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