B65H2555/14

Folding roller and machine comprising said roller

The folding roller includes a rotation axis and at least a gripping member extending longitudinally along the folding roller, controlled by at least a piezoelectric actuator. The piezoelectric actuator causes a pivoting movement of the gripping member about its pivoting axis parallel to the rotation axis of the folding roller.

A FOLDING ROLLER AND MACHINE COMPRISING SAID ROLLER

The folding roller includes a rotation axis and at least a gripping member extending longitudinally along the folding roller, controlled by at least a piezoelectric actuator. The piezoelectric actuator causes a pivoting movement of the gripping member about its pivoting axis parallel to the rotation axis of the folding roller.