Patent ID: 6260601
Filing Date: 2001-07-17
Classification: E05D,E05Y,E06B

Abstract:
A door selectively movable between open and closed positions in a door opening having opposing lateral sides, the door comprising:a plurality of laterally extending sections each of which is joined to an adjacent section and has spaced lateral ends, the sections collectively defining a front face and a back face of the door;a roller assembly extending from the lateral ends of selected sections, each roller assembly including a roller mounted for rotation;a plurality of roller mountings which non-pivotally join selected roller assemblies to the respective section of the door, each roller mounting having a first face directed to the front face of the door and a second face directed to the back face of the door;wherein a first set of the rollers are mounted for rotation on axes generally parallel to the front and back faces of the door and a second set of the rollers are mounted for rotation on axes generally perpendicular to the front and back faces of the door, the selected sections each having rollers from only one of the first and second set of rollers and selected rollers of the second set being joined to selected roller mountings to extend outwardly from the first faces thereof and be positioned proximate the front face of the door and other rollers of the second set being joined to selected roller mountings to extend outwardly from the second faces thereof and be positioned proximate the back face of the door; anda pair of opposing guides each of which are mounted proximate one of the lateral sides of the door opening with one of the lateral ends of the door positioned relative thereto, each of the rollers of the roller assemblies being positioned for rolling movement relative to one of the guides as the door is moved to and between the closed and open positions.