PACKAGING MACHINE

摘要

The invention refers to a packaging machine (1) for producing sealed packages (2) from a web (3) of packaging material having a surface (11, 15) of uneven thickness, the machine comprising a pressure roller (22) to press the surface (11, 15) against a corresponding forming roller (21) for sealing the package (2), wherein the pressure roller (22) comprises an elastically deformable body (30); and a core (31) of greater rigidity housed therein; the core (31) comprising a first end surface (34) cooperating with the body (30), and a radially inner second end surface (33); the core (31) comprising a first portion (40) and a second portion (41); the radial distance between the first and second surface (34) at the first portion (40) being greater than at the second portion (41).