Patent ID: 6972144
Filing Date: 2005-12-06
Classification: B29C,B32B,Y10T

Abstract:
1. An elongated, composite structural material comprised of a dimensionally stable core material ensheathed in a laminar covering that is bonded to the core material, wherein the laminar covering is comprised of at least one band of substantially parallel reinforcing cords bonded, by a resin, to at least one layer of a dimensionally stable web material that is exterior to the cords, the web material being selected from the group consisting of rigidified paper and rigidified cloth, with the web material and the cords being impregnated with the same resin that is used to bond the cords to the web material, the amount of the resin being sufficient to render the laminar covering dimensionally stable, and the cords being oriented in the longitudinal direction of the structural material and extending substantially the entire length thereof, wherein the cords are bonded to the web material by an unfoamed resin.