Patent ID: 6044607
Filing Date: 2000-04-04
Classification: B63B,E01D,Y10T

Abstract:
A beam for constructing a modular structural section, said beam comprising:a pair of lateral flanges, each flange of said pair of lateral flanges adapted to be supported by a supporting system, a medial web positioned between and extending below the said pair of lateral flanges, said medial web having a pair of spaced-apart generally inclined side walls and a floor connected therebetween, said inclined side walls and said floor forming a general U-shape,said beam formed of polymer matrix composite material comprising reinforcing fibers and a polymer resin,a first portion of said fibers in said floor and said medial web being undirectionally oriented between longitudinally oriented between longitudinally opposite end portions of said beam, and a second portion of said fibers in at least one of said inclined walls being in a quasi-isotropic orientation.