Patent ID: 8398109

Claim:
A towable wheeled trailer for use in supporting and transporting selected cargo thereon, the trailer comprising: a frame; a front deck portion having a vehicle connection point adapted to be removably connected to a tow vehicle; a main deck portion; and a first transition portion positioned between the front deck and the main deck, the first transition portion comprising: a four-bar linkage having at least two first links and two second links pivotally mounted at respective ends to the frame, the transition portion independently rotatable with respect to the front deck and the main deck to selectively position the height of the trailer vehicle connection point, a cam mechanism comprising: at least one cam member rotatably connected to the frame about an axis, the cam member having at least a first and a second bearing surface on a periphery thereof for abutting engagement with one of the first or second links of the four bar linkage, the first bearing surface having a different radial distance from the cam member axis of rotation than the second bearing surface to selectively and angularly position the front deck with respect to the first transition portion and the main deck; and a cam dial operably connected to the cam member, the cam dial having a dial lever operably connected to the cam member for selective positioning of the cam member in one of the at least two positions thereby defining the angular position of front deck with respect to the first transition portion.