Patent ID: 6703104
Filing Date: 2004-03-09
Classification: B32B,F41H,Y10S,Y10T

Abstract:
A composite armor comprising:a first layer comprising a plurality of closely packed geometric cells of a first material wherein a major axis of the cells is normal to a plane in which the first layer lies, the first layer impregnated with a resin; a second and third layer each having a substantially equal plurality of plys of a second material impregnated with a resin, the second layer coupled to a front side of the first layer and the third layer coupled to a back side of the first layer; a fourth and fifth layer each having a substantially equal plurality of plys of a third material coupled to opposing sides of the first layer, the fourth and fifth layers impregnated with a resin; wherein the composite armor weighs less than 3.3 pounds per square foot of protected area, is less than 1.3 inches in thickness, and exceeds requirements of the American Society for Testing and Materials F 1233-93 class III sequence 16 standard for forced entry.