Patent ID: 7942363

Claim:
A rewinding machine for winding web material in logs about winding cores, comprising a first winding roller and a second winding roller defining a nip through which winding cores are inserted and through which web material is fed; and at least one pair of motorized engaging members constructed and arranged to engage ends of a winding core and transmit a rotational movement to the winding core during at least a part of a winding cycle of each log, said engaging members and said first winding roller and said second winding roller being constructed and arranged so that a log being formed is in contact with said first winding roller and said second winding roller; wherein said rewinding machine further includes a third winding roller, defining a winding space with said first winding roller and said second winding roller, said third winding roller is supported by at least a first arm oscillating about a first axis of oscillation, said first axis of oscillation being carried by a movable element, said third winding roller being movable to allow increase and completion of winding of each log in said winding space.