Patent ID: 6250360
Filing Date: 2001-06-26
Classification: E05D,E05Y,E06B,Y10T

Abstract:
A track support structure for a sectional overhead door having rollers for guiding the door between open and closed positions; said track support structure comprising:a track constructed for supporting the rollers and door in an open position, said track defining in cross section an upper horizontal flange, a vertical side flange integral with said horizontal flange, and a lower trough integral with said vertical flange, said trough and said horizontal flange each having a free edge;a track support member secured to said vertical side flange of said track for supporting said track; anda tubular bead extending along the free edge of each of said horizontal flange and said trough, said tubular beads being of an elliptical cross section wherein the minor axis is at least about 45 percent of the major axis.