US Patent 7093871 Expandable cargo box arrangement for a vehicle

An arrangement for expanding a cargo box of a pick-up truck vehicle is provided. The arrangement includes a wall that defines a cabin space on an internal side and a cargo box end on an external side, and the wall is arranged to be translateable from a first position to a second position. A latch mechanism is provided and attached to the wall. The latch mechanism is arranged to maintain the wall in the first position. A release mechanism is coupled to the latch mechanism and arranged to selectively release the wall from the first position such that the wall can translate into the cabin and towards a front of the vehicle to a second position and extend a length of the cargo box.