| 摘要 |
<p>A device for opening and closing accesses, comprising: a folding door (2), foldable into a pack configuration and composed of slats (3) hinged one to another along hinge lines (4) and slidingly mobile in a perpendicular direction to the hinge lines (4); two lateral guides (5) in which sliding elements (6, 6') are slidable, the sliding elements (6, 6') being solidly constrained to the folding door (2), the guides (5) being arranged at sides of the folding door (2) for guiding a sliding motion of the folding door (2). Each of the guides (5) comprises at least a lateral spur (7), coplanar and inclined with respect to the guide (5), and at least a selector (8), mobile between at least a first position, in which the selector (8) interrupts the guide (5) and places a tract of the guide (5) in connection with the spur (7), and at least a second position, in which the selector (8) does not interrupt the guide (5) and separates the guide (5) from the spur (7).</p> |
