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

A drive tooth for use in an overhead roll-up door assembly, the drive tooth having a cylindrically shaped outer surface having a toothed portion and a non-toothed portion, with the toothed portion having an engagement tooth extending laterally across the cylindrically shaped outer surface transverse...

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Bibliographische Detailangaben
1. Verfasser:	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 tooth for use in an overhead roll-up door assembly, the drive tooth having a cylindrically shaped outer surface having a toothed portion and a non-toothed portion, with the toothed portion having an engagement tooth extending laterally across the cylindrically shaped outer surface transverse to the height of the cylindrically shaped outer surface and a first recess located adjacent the engagement tooth, the first recess being positioned between the engagement tooth and a top surface of the cylindrically shaped outer surface. The toothed portion further includes a second recess located adjacent the engagement tooth, the second recess being positioned between the engagement tooth and a bottom surface of the cylindrically shaped outer surface.