Invention Grant
US07918175B2 Mast track extension and pre-feeder for mainsail furling 失效
主导轨道延伸和预先馈线用于主帆

Mast track extension and pre-feeder for mainsail furling
Abstract:
A flexible mast track extension for use on sail boat mast permitting the luff of a sail bent to the mast to deflect from the line of the mast and facilitate the extension or retraction of a sail from a furling apparatus.
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