Patent ID: 8733226

Claim:
For a vehicle armored cab having a longitudinal axis, an armored cab bottom wall comprising: a centrally disposed downwardly facing concave wall forming a power train tunnel of the cab and extending generally parallel to the longitudinal axis of the cab, and a pair of opposite laterally disposed outboard walls extending generally parallel to the longitudinal axis of the cab, said concave wall having a smoothly curved upper portion and a pair of opposite laterally disposed lower portions extending downwardly and laterally outwardly relative to said upper portion, each of said outboard walls extending downwardly and laterally inwardly relative to a respective one of said lower portions of said concave wall and defining, with said respective lower portion, a lowermost portion of said bottom wall on each lateral side of the longitudinal axis of the cab, each said lowermost portion of said bottom wall thereby configured to present a significantly reduced downwardly facing surface area perpendicular to an upwardly directed blast beneath said lowermost portion.