DOOR ASSEMBLY HAVING A SOFT BOTTOMED DOOR PANEL AND SYSTEM AND METHOD OF DRIVING THE SAME

A drive system for an overhead roll-up door assembly having a motor, a drive drum coupled to the motor, a first drive gear coupled to the drive drum proximate a first end of the drive drum, a second drive gear couple to the drive drum proximate a second end of the drive drum, a first column of drive...

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Bibliographische Detailangaben
Hauptverfasser:	Biertzer, Gabriel John, Drifka, Brian Norbert
Format:	Patent
Sprache:	eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS
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Beschreibung
Zusammenfassung:	A drive system for an overhead roll-up door assembly having a motor, a drive drum coupled to the motor, a first drive gear coupled to the drive drum proximate a first end of the drive drum, a second drive gear couple to the drive drum proximate a second end of the drive drum, a first column of drive teeth comprising a plurality of individual drive teeth fixed to a first side of a door panel, the first column of drive teeth engaging the first drive gear, and a second column of drive teeth comprising a second plurality of individual drive teeth fixed to a second side of the door panel, the second column of drive teeth engaging the second drive gear. A first drive guide is positioned above the first drive gear, the first drive guide positioned to engage the first column of drive teeth and facilitate alignment between the first drive gear and the first column of drive teeth, and a second drive guide is positioned above the second drive gear, the second drive guide positioned to engage the second column of drive teeth and facilitate alignment between the second drive gear and the second column of drive teeth.