Patent ID: 8322966

Claim:
A detachable level lifting trailer system comprising: a) a trailer having a framed structure with an open end, a closed end, wherein the framed structure forms an open space in an interior, the open space accessible from the open end; b) a detachable cargo bed sized to fit into said open space, said cargo bed having at least two side walls; and c) plurality of lifting rollers attached to said framed structure of said trailer, said lifting rollers comprising at least a pair of front rollers and a pair of rear rollers, said front rollers being at a different elevation relative to level ground when situated thereupon than said rear rollers, a plurality of front and rear inclined channel tracks disposed on said cargo bed, a plurality of horizontal channel extensions each coupled to one of said plurality of front and rear inclined channel tracks on one side and each horizontal channel extension having an open end on the opposite side to said inclined channel tracks, said horizontal channel extensions corresponding to said rollers and also being at different elevation from one another to correspond to the difference in elevation between said front and rear rollers, d) wherein said open end of each horizontal channel extension is designed to allow the corresponding lifting roller to exit the horizontal channel extension and enable the cargo bed to detach from the trailer and wherein said inclined channel tracks and said horizontal channel extensions are sized to receive and guide said lifting rollers, wherein said lifting rollers are located in the horizontal channel extensions when the cargo bed is placed on a ground position and said lifting rollers are located in the inclined channel tracks when the cargo bed is raised up to a transport position.