Patent ID: 6539631
Filing Date: 2003-04-01
Classification: B60P,B62D,B65D,Y10T

Abstract:
A process for manufacturing a sidewall for a trailer in the shape of a trapezoid, having a right edge and a left edge of differing lengths, a top edge perpendicular to said right and left edge, and a bottom edge in angular relation to said top edge, which process comprises:fabricating a first rectangular sheet having a top, bottom, right and left edge, with the lengths of said top and bottom edges being equal to a desired length of said sidewall; fabricating a second rectangular sheet having a top, bottom, right and left edge, having said top and bottom edges longer than said top and bottom edges of said first sheet, said second sheet thicker than said first sheet; trimming a triangular portion from each of said top, right and left edges of said second sheet; and welding said top edge of said second sheet to said bottom edge of said first sheet to form said trapezoid.