发明名称 Trailerable water ballasted sailboat
摘要 In the trailerable sailboat disclosed herein, the provision of water ballasting enables the use of a V-bottomed displacement hull shape with substantial deadrise yielding a low-wetted surface are in relation to effective displacement. The water ballasting is provided by sealed structural elements which form, with the hull shell, a ballast tank space which is essentially entirely below the design waterline of the hull shape so as to permit self-filling of the tank space with seawater.
申请公布号 US4217845(A) 申请公布日期 1980.08.19
申请号 US19780945541 申请日期 1978.09.25
申请人 LITTLE HARBOR BOAT YARD CORP 发明人 EMPACHER, K DIETRICH;HOOD, FREDERICK E
分类号 B63B43/06;(IPC1-7):B63B39/03 主分类号 B63B43/06
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