| 摘要 |
The device comprises in combination: a carriage (1) movable in a direction o f displacement between a loading and unloading position and an unwinding position; on said carriage, at least one oscillating arm (2 5) 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.
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