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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0135500 (1980-03-31) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 30 인용 특허 : 4 |
A surfboard fin is disclosed which is formed of shaped plastic opposed members which are joined and sealed to form a hollow light-weight buoyant construction, which provides an external contour to reduce drag in surfboarding. The novel profiled plastic surfboard fin is readily mounted to conventiona
A surfboard fin consisting of a body formed of molded plastic being formed as a hollow cavity so as to be buoyant, and means connected to the body to join said body to a surfboard; said plastic extending outwardly from said means so as to provide an outwardly extending external contour and fin profi
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