(57) A device for displaying changing advertisements comprising a frame (1) supporting
a couple of rollers (4a, 4b), a band (6) carrying the advertisements, extending between
the rollers (4a, 4b), and motor means connected to said frame (1) and engaging with
the rollers (4a, 4b) for operating alternatively one of them, thus controlling the
winding of the band thereon. Band (6) comprises a one-piece base sheet (20) and a
number of pre-printed film portions (21), fit to be removably connected to the outer
face of the base sheet (20) for forming the advertisements thereupon. The device may
also comprise brake means (14) for continuously slowing down the rollers (4a, 4b),
supported by the frame (1), the motor means (9) comprising respective geared motors
(9), associated to the rollers (4a, 4b).
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