发明授权
- 专利标题: Forced foil sail
- 专利标题(中): 强制箔帆
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申请号: US518180申请日: 1990-05-03
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公开(公告)号: US5035194A公开(公告)日: 1991-07-30
- 发明人: Patrick S. Dougherty
- 申请人: Patrick S. Dougherty
- 专利权人: Dougherty Patrick S
- 当前专利权人: Dougherty Patrick S
- 主分类号: B63H9/06
- IPC分类号: B63H9/06
摘要:
A boardsailing sail camber inducer has a pair of springs coupling the camber inducer to the leading end of the batten to allow the forward end of the batten to rotate about the mast while simultaneously applying an aftward force along the longitudinal axis of the batten.
公开/授权文献
- USD282850S Keyboard musical instrument or similar article 公开/授权日:1986-03-04
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