Boat launching mechanism
作者： John F. Starkey
DOI:
关键词:
摘要: A mechanism for launching a boat from trailer wherein cable system is removably secured to the bow of and looped around rear operative connection winch. Upon actuation winch force directed against in direction toward trailer, thereby urging rearward eventual launching.
lens.org 参考文章(3)
Masseria Vincent, Wheeled cargo-carrying vehicles ,(1961)
Bissinger Harry Gerard, Boat launching accessory ,(1965)
Maitland B Bleecker, Launching device for boat trailers ,(1962)