发明名称 |
Windmill apparatus |
摘要 |
A windmill apparatus utilizing a base having a partition forming a chamber. Vanes are also included and possess means for pivoting the same. Each vane has a portion that moves along an arcuate path within the chamber. The base rotates around a central pivot by wind that enters the chamber and impinges on the vanes.
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申请公布号 |
US6911745(B1) |
申请公布日期 |
2005.06.28 |
申请号 |
US20040768051 |
申请日期 |
2004.02.02 |
申请人 |
HOWENSTINE MERVIN W.;SCHRUM ALLAN E. |
发明人 |
HOWENSTINE MERVIN W.;SCHRUM ALLAN E. |
分类号 |
F03D9/00;H02P9/04;(IPC1-7):F03B133/00 |
主分类号 |
F03D9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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