US Patent 7429070 Tonneau cover for a vehicle with a cargo area

A tonneau cover system for selectively covering a cargo area of a vehicle, wherein the vehicle includes a roof adjacent the cargo area. The system includes a front panel, a rear panel, and an articulation mechanism. The articulation mechanism is operable to move the panels between an extended position, in which the panels are generally co-planar to cover the storage area, and a storage position, in which the panels are stacked on the roof of the vehicle to allow access to the storage area.