Arm for an unwinder and unwinder comprising said arm
AssigneeFosber S.p.A.
InventorMauro ADAMI
Life of this patent
Estimating the term…
Abstract
An arm (5; 5A, 5B) for an unwinder (1) for unwinding rolls (B) is disclosed. The arm includes an axial engaging member (11) for engaging the rolls (B). The axial engaging member (11) has a shaft (11.3) supported by at least two support bearings (15, 17) mounted on the arm (5; 5A, 5B), so as to rotate around a rotation axis (A-A). A brake (23) is also provided, adapted to act on the shaft (11.3). The brake (23) is at least partially arranged between the two support bearings (15, 17).
Claims20
An arm for an unwinder for unwinding rolls, comprising:
- an axial engaging member, for engaging the unwinding rolls, having a shaft supported by at least two support bearings mounted on the arm, so as to rotate around a rotation axis;
- and
- a brake adapted to act on the shaft;
- wherein the brake is at least partially arranged between the at least two support bearings.
An unwinder for unwinding rolls of web material, comprising a bearing structure and at least one pair of arms supported movable with respect to the bearing structure;
- wherein each arm of said at least one pair of arms comprises:
- an axial engaging member, for engaging the unwinding rolls, having a shaft supported by at least two support bearings mounted on the arm, so as to rotate around a rotation axis;
- and
- a brake adapted to act on the shaft;
- wherein the brake is at least partially arranged between the at least two support bearings.
Dependencies are inferred from the claim text.