| 摘要 |
<p>The device comprises in combination: a carriage (1) movable in a direction of displacement between a loading and unloading position and an unwinding position; on said carriage, at least one oscillating arm (25) for supporting at least one reel (B) of web material, and at least one actuator (39) for moving said oscillating arm; in the unwinding position, a flexible unwinding member (45) driven around a plurality of pulleys (47, 49, 51, 53), at least one of which is motorized, a member (61) for tensioning the flexible unwinding member being associated with at least one (47) of said pulleys.</p> |
