Patent ID: 8696240
Filing Date: 2014-04-15
Classification: B63C

Abstract:
1. A knock-down portable watercraft lift structure or mooring device for watercraft comprising a modular freestanding metal frame further said frame comprising: (a) a bottom support in the form of a pair of elongated bottom support members desiyned to rest on the bottom of a body of water and support the watercraft lift structure; (b) a pair of spaced upward extending support members carried on and spaced by each of said bottom support members, connected at a first, lower true end to said bottom support member and extending generally vertically upward therefrom; and (c) a pair of rails, each carried by and connected to a second, upper true end of one of said upward extending support members associated with each of said bottom support members whereby the connections of said rails determine the spacing of said supporting bottom support members and wherein both the spacing of said upward extending support members along said bottom support members and length of said upward extending support members are adjustable allowing the distance between and height of the rails to vary to accommodate watercraft of different widths, water of different depths and to create varying life angles.