Patent ID: 8186704

Claim:
A trailer for connection with a highway tractor comprising: a gooseneck having a deck and capable of coupling with a tractor, a truck assembly distal to the gooseneck wherein the truck assembly has a deck, a wheel assembly, and a means that is neither hydraulic nor pneumatic of moving the deck up or lower with respect to the wheel assembly and retaining the deck's position in relation to the surface supporting the wheel assembly, and a detachable, center section having a deck between, and connecting, the gooseneck to the truck assembly wherein the center section has a deck capable of being moved to any of three positions between the gooseneck and the truck assembly with each position being substantially parallel to the surface upon which the trailer is situated and a means of locking the center section in any one of three position between the gooseneck and the truck assembly, thereby allowing the trailer to be configured as a lowboy trailer, a drop deck trailer, or a flatbed trailer.