Patent ID: 6960055

Claim:
A dump truck body comprising: a receptacle defined by a floor and, extending from the floor, first and second side walls on opposite sides of the floor, and a front wall and a tailgate, located on opposite sides of the floor and extending between the side walls; the floor comprising at least one longitudinal support structure which substantially extends from the front wall to the tailgate, a substantially planar support plate attached along an intermediate portion of the at least one longitudinal support structure, and at least one floor section extending in a substantially horizontal plane attached to the at least one longitudinal support structure, without a plurality of longitudinally spaced, transverse supports extending from the at least one longitudinal support structure to a side of the dump truck body; a conveyor system attached to the at least one longitudinal support structure, the floor having at least one opening in alignment with the conveyor system; wherein said dump truck body is adapted for pivotal attachment to a dump truck frame; and wherein the cross-sectional share of the at least one longitudinal support structure is selected from the group consisting of trapezoidal, triangular, and H-shaped.