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51. 发明授权

US3811158A System for raising sails 失效
标题翻译：提升船只系统
公开(公告)号：US3811158A
公开(公告)日：1974-05-21
申请号：US31818472
申请日：1972-12-26
申请人： MERSER F
发明人： MERSER F
IPC分类号： B63H9/10 , F16B45/04 , A44B13/02
CPC分类号： B63H9/10 , F16B45/04 , Y10T24/45398
摘要： A system for raising sails on a stay including a plurality of shackles having an eye and movable bolt attached to said sail and adapted to be hooked about the stay. A tubular sleeve adapted to be inserted within the eye of the shackle. The sleeve has a slot arranged to be aligned with the opening in the eye whereby the sleeve and shackle are simultaneously placed over the stay. The sleeve and shackle having cooperating means adapted to open and close the bolt of the shackle on movement of the shackle along the sleeve.
摘要翻译：一种用于在搁置时提升帆的系统，包括具有眼睛的多个手铐和附接到所述帆上的活动螺栓，并适于被钩住。适于插入在钩环的眼睛内的管状套管。套筒具有布置成与眼睛中的开口对准的狭槽，由此套筒和钩环同时放置在撑杆上。套筒和卸扣具有配合装置，适于在钩环沿着套筒的运动时打开和关闭钩环的螺栓。

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