METHOD AND DEVICE FOR HEATING EMBOSSING ROLLER IN DEVICE FOR EMBOSSING AND FORMING MULTILAYER MATERIALS Russian patent published in 2023 - IPC B31F1/07

Abstract RU 2803225 C1

FIELD: embossing.

SUBSTANCE: embossing device and embossing method using an electromagnetic induction device (19, 20) to induce an eddy current predominantly on the outer surface of the embossing roller (4, 5). The eddy currents are such as to advantageously heat the outer surface of the embossing roller.

EFFECT: ensuring fast and uniform heating of the roller.

42 cl, 8 dwg

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RU 2 803 225 C1

Authors

Frasnetti, Luca

Petrone, Andrea

Mazzaccherini, Graziano

Dates

2023-09-11—Published

2021-03-15—Filed