UNROLLING DEVICE, PARTICULARLY FOR MATERIALS IN ROLLS, WITH MATERIAL ALIGNMENT CONTROL

摘要

An unrolling device (1), particularly for materials in rolls, with material alignment control, comprising means for unrolling a roll of material to be unrolled, the device further comprising means (6) for detecting at least one lateral edge (8) of the material unrolled from the roll (20) which are adapted to detect quantitatively the movement of the edge transversely to the unrolling direction of the material.