Patent ID: 11946202
Assignee: FUTURA S.P.A.
Field: Other special machines (Mechanical engineering)
Classification: CPC D  B | IPC B  D

Claim 20:
21. A method for the treatment of web-like materials using the calender according to claim 1, the method comprising activating the automatic hooking means the automatic engaging-disengaging means, and the automatic feeding means and engaging the engaging surface of each of said rollers by said mechanical means so as to move the rollers between the calender and the one or more waiting or parking stations while the rollers are at a temperature comprised between 50° C. and 200° C. after having been released from said structure, disconnected from said drive unit and disconnected from said heating system by said automatic hooking means, automatic engaging-disengaging means, and automatic feeding means, respectively, via control by the programmable control unit.