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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0071268 (1979-08-30) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 7 인용 특허 : 0 |
An improved winch is disclosed which possesses means for increasing the coefficient of friction on the surface of the spool only in an area substantially at the intersection of the drum and flange sections of the winch so that only the last turn of rope or line around the winch would contact the are
In a winch for the retrieval of rope on a sailboat having a spool rotatable about the axis of the winch wherein said spool has a base, drum and flange and wherein said drum is configured to be narrower than said base and flange and is capable of accepting multiple turns of said rope for rectrieval,
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