Patent ID: 6658808
Filing Date: 2003-12-09
Classification: E04B,E04C

Abstract:
A structural building module comprising:a generally rectangular, hollow, extruded, tubular element formed of a plastic material and having two opposed first sides and two opposed second sides extending along a longitudinal axis, the element further having open ends; two flanges projecting from one of the second sides of the element parallel to and in alignment with the first sides to form symmetrical extensions of the first sides extending along the longitudinal axis for the length of the element; two recessed areas extending along the longitudinal axis for the length of the element from another of the second sides of the element and aligned with the two flanges, the recessed areas comprising inwardly formed symmetrical portions of the first sides adjacent the other of the second sides; and the flanges further include teeth near a tip region thereof, and the recessed areas further include teeth therein located and configured to interlock with the teeth of the flanges of an adjacent module to hold adjacent modules in abutting contact with the second sides of adjacent modules being abutted in contact with each other.