Patent ID: 6722611
Filing Date: 2004-04-20
Classification: B29C,B32B,B64C

Abstract:
An aircraft body structure comprising:a skeleton frame having a plurality of interconnected frame elements; a skin layer affixed to at least a portion of the frame elements, the skin layer having an exterior surface and an opposite interior surface; and a composite, non-laminate reinforcing layer directly bonded to at least a substantial portion of the interior surface of the skin layer, the composite, non-laminate reinforcing layer including a reinforcing material embedded in a polymer foam material, the reinforcing material comprising at least one mesh grid sheet fabricated from a material selected from the group consisting of, poly(p-phenylene terephthalamide) aramid fiber, poly(m-phenylene terephthalamide) aramid fiber, polyaramid fiber, polyarylate fiber, poly(phenylene sulfide) fiber, and mixtures thereof.