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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0360590 (1999-07-26) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 8 인용 특허 : 3 |
A hulls' shape of which cross-section is a section of a circle, thus retaining symmetry of its wetted surface (9) regardless of its rolling motion or heeling while under way. Shape that results in reduced weather helm effect, and more course stability on sailboats, as well as very low water resistan
[ I claim:] [1.]1. A vessel's hall, the hull having a shape, the hull shape at all portions conforming to a figure formed by turning an arc with a total of 180 degrees or less of circumference through 360 degrees around an axis that connects the two ends of the curved line, so that the hull retains
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