| 摘要 |
<p>The invention concerns a closure device (10) for a wall opening (16), said device comprising a plurality of strip-shaped elements (12) which are mounted at both end faces (28) in guide arrangements each comprising two guides (32, 34) such that, in a first state, the elements (12) abut one another with their longitudinal sides (18) and form a flat cover for the wall opening (16). To that end, the strip-shaped elements (12) are stacked parallel adjacent one another in a second state, the guides (32, 34) extending parallel and close adjacent one another in the region of a section lying substantially within the wall opening (16).</p> |
