Patent ID: 6439292
Filing Date: 2002-08-27
Classification: E06B

Abstract:
A rolling door, comprisinga flexible door panel structured and arranged to be wound upon a winding shaft (15) pivoted above an aperture for the door and provided with a drive, a stop rail (16) fastened to a bottom end of the door panel and having length less than a clear span between side sections (1, 2, 3, 4) limiting door opening, pulleys (21) supported in a bottom region of the door, fastenings (17) provided at both ends of said stop rail (16), wires (18) structured and arranged to be connected to said fastenings (17), running over said pulleys (21) and bracing the door panel, slide-like blocks (5) guided vertically slidably in the side sections (1, 2, 3, 4) and detachably connected to the ends of the stop rail (16), and retaining means (8) for detachably connecting said slide-like blocks (5) to the ends of the stop rail (16) and provided with channels (20) or breakthroughs for the wires (18) running from the pulleys (21) in the bottom region to the stop rail (16), wherein said retaining means comprise interlocking devices (8, 30, 31) structured and arranged to release the stop rail (16) from said slide-like blocks, (5) in the event of force acting laterally thereon, and interlock the stop rail (16) with the slide blocks (5) again when the blocks (5) are pressed down again from above, said retaining means comprise ratchet levers (8) pivoted on the blocks (5) around axes (7) running horizontally and laterally to a plane of the door panel, springs (13) biasing said levers (8) towards the door panel, and interlock projections (29) of the stop section (16) arranged to support said ratchet levers (8) below the fastenings (17) for the wires (18).