Patent ID: 8584572

Claim:
A vehicle product comprising: a structural enclosure of a vehicle, the structural enclosure including a hull floor and enclosing a compartment for crew, cargo, or crew and cargo; and a structural vent channel attached to the structural enclosure and configured to vent energy and effluent from a blast originating beneath the vehicle through the structural enclosure, the structural vent channel comprising a channel providing a passage extending vertically through the compartment and comprising one or more walls extending from an open bottom end at the hull floor to an open top end at or above an upper surface of the structural enclosure, the one or more walls attached at the bottom end to the hull floor and comprising, at least adjacent the open top end, a plurality of vertical wall surfaces, the structural vent channel further comprising a rectangular cross section at all locations between the open bottom end and the open top end; and a reaction producing source triggerable in response to an explosive force beneath the vehicle.