发明名称 Sailboat
摘要 A sailboat having an improved mast and boom arrangement wherein the mast is pivotally supported relative to the hull about an axis that is disposed rearwardly from the mast and close to but in front of the normal center of pressure on the sail carried thereby so as to reduce the turning moments on the hull during sailing and improve the speed performance. An improved pivotal arrangement for the boom is disclosed, as is a pivotal connection between the mast and the boom which permits the mast to be easily raised and lowered.
申请公布号 US5601044(A) 申请公布日期 1997.02.11
申请号 US19950511353 申请日期 1995.08.04
申请人 YAMAHA HATSUDOKI KABUSHIKI KAISHA 发明人 HARA, IOKI
分类号 B63B15/00;B63H9/06;(IPC1-7):B63B35/00 主分类号 B63B15/00
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