发明名称 Swimming float or surf-board - has elliptical bow and shallow stern to follow shape of stern wave
摘要 <p>The float has a rounded bow curved in the horizontal and vertical planes. The deck has a wide portion behind the bow and a reducing width towards the stern. The hull has an increasing depth to about a third of its length, and has a hydrodynamic shape with a shallow section towards the stem of the float. The section of the hull is elliptical around the bow when measured in the vertical plane across the hull.</p>
申请公布号 FR2451856(A1) 申请公布日期 1980.10.17
申请号 FR19790007050 申请日期 1979.03.20
申请人 TOUZALIN EMILIEN 发明人
分类号 B63B1/16;B63B1/32;(IPC1-7):63B1/04 主分类号 B63B1/16
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