Patent ID: 6857643

Claim:
A trailer, comprising: a frame having opposite sides and a pair of tandem wheels mounted on tandem axles secured on each side of the frame; a means for elevating the frame in relation to the wheel axles mounted above the frame, said elevating means comprising an inflatable bag retained in a normally deflated condition when the frame is in a squat down position and inflated when the frame is moved to an elevated position; and a pair of attachment assemblies for securing the elevating means between a pair of said wheel axles and a respective side of the frame and supporting said elevating means above the wheel axles, each of said attachment assemblies is secured in a pivotal relationship to a respective side of said frame for movement between a normally non-parallel position in relation to the side of the frame when the trailer is in a squat down position and a generally parallel position in relation to the side of the frame when the trailer is in an elevated position.