作者: J Pyle
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摘要: A trailer for transporting, launching and retrieving relatively large boats features a wheeled carriage adapted coupling to towing vehicle. boat supporting bed or frame is both pivotally longitudinally movably mounted on the tilted extended retracted relative by pair of fluid pressure operated cylinders which have independent controls. The cylinder controls longitudinal extension retraction pivots with but remains attached has sliding engagement support means so that will be properly aligned during exceptionally long stroke its piston rod. third independently controlled operates centering guide arms at rear are activated retrieval from water. Conveniently located three loading unloading winch permit an operator select correct pivotal movements in conjunction control meet all variable terrain conditions.