Patent ID: 6351882
Filing Date: 2002-03-05
Classification: B23K,E06B,Y10T

Abstract:
A method of constructing a door comprising:forming a first door blank to have an L-shaped profile defined by a first base member and a first back member, wherein said first base member projects outwardly from a first end of said first back member; forming a second door blank to have an L-shaped profile defined by a second base member and a second back member, wherein said second base member projects outwardly from a first end of said second back member; arranging the first and second door blanks in opposed nesting relation with said first base member abutting and forming a first seam with a second end of said second back member, and with said second base member abutting and forming a second seam with a second end of said first back member so that said first and second base members are spaced from each other, said first and second back members are spaced from each other, and so that a space is defined by and between said first and second blanks; securing said first and second door blanks in said opposed nesting relationship; laser welding said first and second door blanks together at said first and second seams.