| 摘要 |
<p>The invention concerns a door assembly for closing an opening (3) in a wall (4), comprising a first flexible door (17) and a second door (2) having at least a rigid lower edge (17), each of said doors (1, 2) being capable of being subjected to a rising movement and a lowering movement respectively between an opening position and a closing position, the second door (2) being designed to create a slot (31) between the wall (4) and the rigid lower edge (17) of said second door (2) during its rising movement towards the opening position. The flexible door (1) is arranged at least partly between said second door (2) and said wall (4) and can move through said slot (31) between its closing position and its opening position when the second door (2) is in the opening position.</p> |
