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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0822997 (1986-01-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 14 인용 특허 : 3 |
A collapsible mast assembly for a sailboat includes a mast support which is mounted on the boat deck for supporting the lower end of the mast. The support includes upstanding side walls and a lower rear wall to which the boom is attached. A mast plate is mounted within the mast support at the bottom
In a sailboat having a mast and a boom, the improvement comprising: a mast support for supporting the lower end of said mast, said mast support including substantially rigid and immovable side and rear walls and a partial lower front wall but otherwise being substantially open at the front thereof,
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