Patent ID: 8960068
Filing Date: 2015-02-24
Classification: F41H

Abstract:
1. A protection device fixed to a vehicle cab, the vehicle cab comprising: a substantially planar floor extending throughout the entire width of the cab, and two substantially vertical lateral walls one on each side of the cab, wherein the protection device fixed to the cab, comprises: at least one substantially planar armor plate extending throughout the entire width of the cab, arranged at a distance below the cab and substantially parallel to the floor of the cab, and first and second groups of at least one deformable compartmented caissons connected between the floor of the cab and the armor plate, wherein each compartmented caisson comprises at least two buckleable walls substantially perpendicular to the armor plate and dimensioned to buckle upon shock impact, and the caissons in each of said first and second groups each comprises at least one lower wall and one upper wall both integral with said buckleable walls, and said lower walls are fastened to the armor plate, and the upper walls are fastened to the floor of the cab, and said first and second groups are located with one of said groups below each side of the floor of the cab under said lateral walls of the cab, and a free space is defined between the floor and the armor plate and between said first and second groups.