Patent ID: 6969109
Filing Date: 2005-11-29
Classification: B60J,E05D,E05Y

Abstract:
1. In a sectional door in a mobile cargo body, a plurality of panels interconnected by spaced apart hinges mounted on and projecting from inner surfaces of said panels, respectively, at least selected ones of said panels including an elongated reinforcing member mounted on said inner surfaces thereof, respectively, and comprising one of an extruded and cast elongated member having spaced apart coplanar flanges and a continuous arcuate web interposed and connected to said flanges for reinforcing the stiffness of said selected panels, respectively, said reinforcing members are mounted on said inner surfaces of said panels by spaced apart mechanical fasteners disposed at respective ones of said flanges, the overall width of said reinforcing members between spaced apart outer edges of said flanges is about 1.6 to 2.0 times the radius of curvature of said web, respectively, and the height of said reinforcing members with respect to said inner surfaces is approximately equal to the height of said hinges with respect to said inner surfaces, respectively.