Patent ID: 7653979
Filing Date: 2010-02-02
Classification: B23K,F16B,F41J,Y10T

Abstract:
1. A method, comprising: selecting a first piece of plate metal; selecting a second piece of plate metal; welding a plurality of nuts to a peripheral edge one a back side of each of the first and second pieces of plate metal; placing the peripheral edge having the plurality of permanently affixed nuts of the first piece of plate metal adjacent to the peripheral edge having the plurality of permanently affixed nuts of the second piece of plate metal; extending a plurality of bolts through a backing plate which simultaneously covers the peripheral edge having the plurality of permanently affixed nuts of the first piece of plate metal and the peripheral edge having the plurality of permanently affixed nuts of the second piece of plate metal; and securing the plurality of bolts to the plurality of nuts so that the first piece of plate metal is secured to the second piece of plate metal by the backing plate, such that the plurality of bolts are not presented on a front side of the first and second pieces of plate metal.