发明名称 |
Course and sail-plan predictor |
摘要 |
A calculating tool for determining the best course a sailing boat should take in order to reach a set point comprises relatively-rotatable parts having which are adjusted to reflect wind speed and direction and water currents. The guide indicates also the sail plan to be adopted. The tool has a base 1 marked with a wind direction reference line 2 and other parts are pivotedly mounted on this to indicate other parameters. |
申请公布号 |
GB2422232(B) |
申请公布日期 |
2009.01.07 |
申请号 |
GB20050000877 |
申请日期 |
2005.01.15 |
申请人 |
DAVID WALLACE MONCRIEFF SCOTT |
发明人 |
DAVID WALLACE MONCRIEFF SCOTT |
分类号 |
B63B49/00;G01C21/20;G06G1/00 |
主分类号 |
B63B49/00 |
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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