Patent ID: 6203264
Filing Date: 2001-03-20
Classification: B60P

Abstract:
A post-and-beam mechanism mounted on a standard car dolly for carrying a standard boat trailer spaced above a car on said dolly, said dolly including a left and a right wheel, and said trailer including angle frame members, a tongue and a rear cross member, said mechanism comprising:a U-shaped front channel mount fixed to said dolly near the front of the dolly with the channel open to the rear;a front central post pivotably connected near its bottom in said mount near the bottom thereof;a pair of U-shaped rear channel mounts fixed to said dolly near the rear of the dolly, one near the left wheel of the dolly and the other near the right wheel of the dolly, the channels of said U-shaped channel mounts opening to the rear;a pair of rear side posts each pivotably mounted near its bottom in one of said rear channel mounts near the bottom thereof;an upwardly opening U-shaped cross-beam cradle comprising a horizontal tubular central cross beam and a pair of L-shaped members, each of said L-shaped members having a horizontal beam leg thereof telescopically engaging and removably connected to said central cross beam, and having a vertical leg the free end of which is removably pivotably connected to the top of one of said side posts;said central cross beam being firmly fixedly connectable to the boat trailer angle frame members rearwardly of the tongue of the frame;a longitudinal beam firmly fixedly connectable intermediate its ends to the rear cross member of the boat trailer frame, the beam being removably pivotably connected at its front end to the top of said front central post, and the beam being fixedly connected at its rear end to the center of said cross beam; andwinch means for swinging said mechanism between a lowered position for unloading and loading the trailer from the mechanism, and a raised position for carrying the trailer above a car on said dolly.