Patent ID: 9194665
Filing Date: 2015-11-24
Classification: F41H

Abstract:
1. A ballistic grille which uses a plurality of shaped metal louvers, the metal louvers are shaped to improve air flow and ballistic protection, the ballistic grille comprising; a grille frame; a grille flange surrounding the grille frame, said grille flange extending from the grille frame for mounting the ballistic grille to a vehicle; the plurality of louvers disposed within the grille frame, said louvers mounted in parallel across the length of the grille frame so that a projectile entering the ballistic grille must strike the louvers; wherein the louvers are a continuous metal bar with an inlet side arm and an outlet side arm, the inlet side arm corresponding to the direction of a threat and the outlet side arm closer to the vehicle, said inlet side arm and outlet side arm forming the sides of an angle joined at a louver vertex, the inlet side arm having an aerodynamic shape on a leading edge of the louver and wherein the inlet side arm and the outlet side arm are made of the same material, said inlet side arm material hardened more than the outlet side arm.