US 12,291,920 B1
Hemmed edge overhead garage door section and method of manufacture and use
William Keith Earnest, Louisville, TN (US)
Assigned to GRIDZ LLC, Knoxville, TN (US)
Filed by GRIDZ LLC, Knoxville, TN (US)
Filed on Dec. 11, 2023, as Appl. No. 18/535,994.
Int. Cl. E06B 3/48 (2006.01); E06B 3/70 (2006.01)
CPC E06B 3/485 (2013.01) [E06B 3/7009 (2013.01); E06B 2003/7044 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A hemmed edge overhead garage door section, comprising:
a face;
a top rail integral with the face formed longitudinally therealong and contiguous therewith, the top rail comprising at least a top rail body extending rearwardly from the face, a top rail leg extending downwardly from the top rail body offset from the face, and a top rail foot extending forwardly from the top rail leg toward the face; and
a bottom rail integral with the face formed longitudinally therealong and contiguous therewith opposite of the top rail, the bottom rail comprising at least a bottom rail body extending rearwardly from the face, a bottom rail leg extending upwardly from the bottom rail body offset from the face, and a bottom rail foot extending forwardly from the bottom rail leg toward the face,
wherein the face and the top and bottom rails thereof are formed integrally of a single material and define a full depth of the hemmed edge overhead garage door section,
wherein the top rail foot terminates forwardly in a top rail foot bend of the single material, the top rail further comprising a top rail foot layer lying along and adjacent to the top rail foot, a top rail leg layer lying along and adjacent to the top rail leg, and a top rail body layer lying at least partially along and adjacent to the top rail body,
wherein the bottom rail foot terminates forwardly in a bottom rail foot bend of the single material, the bottom rail further comprising a bottom rail foot layer lying along and adjacent to the bottom rail foot, a bottom rail leg layer lying along and adjacent to the bottom rail leg, and a bottom rail body layer lying at least partially along and adjacent to the bottom rail body,
wherein the top and bottom rails are formed continuously with the face from the single material such that in the formed top rail the top rail body layer comprises a top edge of the single material lying along and adjacent to the top rail body and oriented extending forwardly toward the face and wherein in the formed bottom rail the bottom rail body layer comprises a bottom edge of the single material lying along and adjacent to the bottom rail body and oriented extending forwardly toward the face, and
wherein in the resulting hemmed edge overhead garage door section the face is thinner than at least a portion of the top and bottom rails.