As the log of the web size material is produced, the first coil roller where manner and the device null web size material which disconnect the web size material

摘要

PURPOSE: To provide a new device and method whereby web material can be cut or torn at the end of the process of winding each log. ;CONSTITUTION: In a surface rewinding machine having a winding roller 1 onto which a web material N is fed to form logs of web material, the surface portion of the winding roller extending substantially parallel to the roller axis has a coefficient of friction lower than that of the adjoining surface portion, and the web material is pressed at preset moments by a pusher 3 against that portion of the surface of the winding roller having low coefficient of friction so as to tear the web material.;COPYRIGHT: (C)1994,JPO