The device has a concealing fabric e.g. opaque fabric, mounted on a roller tube and driven by a drawing rod (112). An end of the rod carries a finger (33) forming a piston cooperating with a housing (43) formed in a side rail (13) guiding the end, where th...

The device has a blind fabric (3) whose lateral edges (5, 5 ') carry flexible bands (7, 7') to which guiding and maintaining elements (6, 6 ') are attached. The elements are moved in one of guiding and maintaining rails (11, 12). The band passes through a ...