Patent ID: 6189953
Filing Date: 2001-02-20
Classification: B62D,Y10T

Abstract:
A stiffener for reinforcing a hollow structure having a pair of spaced walls, said stiffener comprising a laminate including a carrier member, a layer of expandable polymer on said carrier member, said laminate being of non-linear shape, said laminate including a cover member on said layer of expandable polymer, said non-linear shape being an upstanding U connected to an inverted U, said upstanding U having a pair of vertical legs and a horizontal connecting section, said inverted U having a pair of upstanding legs and a horizontal connecting section, one of said legs of said upstanding U being a leg common to said inverted U, the other of said legs of said upstanding U being an outward leg and the other of said legs of said inverted U being an outward leg, and one of said outward legs extending above the remaining of said legs and above said horizontal connecting sections.