Patent ID: 7699382

Claim:
An over the road trailer comprising: (a) a trailer body having a ceiling and a floor connected by a front wall and two sidewalls, the trailer body having an interior adapted for the storage and transport of goods; (b) a landing gear assembly connecting to a front section of the floor of the trailer body; (c) a kingpin connecting to the front section of the of the floor of the trailer body; (d) a wheel assembly connecting to the floor of the trailer body; (e) the ceiling having a rear ceiling surface with a rear boundary substantially defined by a curved edge, and the curved edge having a chord substantially equal to the width of the trailer body; (f) a flexible door, wherein the flexible door in a closed position is adjacent to the curved edge; and wherein the rear ceiling surface is substantially horizontal, the floor includes a rear floor section, and the rear floor section includes a substantially horizontal floor surface that is both located below and substantially parallel to the substantially horizontal rear ceiling surface.