发明名称 |
BOAT OAR HAVING A PORTED STRUCTURE |
摘要 |
<p>A boat oar has a shaft formed of a single, hollow tube of composite material, wherein tubular "ports" extend through the hollow tube. The ends of the ports are bonded to the walls of the hollow tube. The ports improve the stiffness, strength, aerodynamics and comfort of the boat oar.</p> |
申请公布号 |
WO2008062259(A1) |
申请公布日期 |
2008.05.29 |
申请号 |
WO2006IB54431 |
申请日期 |
2006.11.24 |
申请人 |
PRINCE SPORTS, INC.;DAVIS, STEPHEN J.;GAZZARA, ROBERTO |
发明人 |
DAVIS, STEPHEN J.;GAZZARA, ROBERTO |
分类号 |
B63H16/04 |
主分类号 |
B63H16/04 |
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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