AN INDUCTION HEATING SEALING DEVICE

An induction heating sealing device (50, 50') for induction welding of a packaging material (20) for producing sealed packages (30) of pourable food products in a package producing machine (10) is provided. The packaging material (20) has at least one layer of metallized film (20d). The inducti...

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Bibliographische Detailangaben
Hauptverfasser: RÅBE, Magnus, WIJK, Magnus, BETTI BENEVENTI, Giovanni
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:An induction heating sealing device (50, 50') for induction welding of a packaging material (20) for producing sealed packages (30) of pourable food products in a package producing machine (10) is provided. The packaging material (20) has at least one layer of metallized film (20d). The induction heating sealing device (50, 50') comprises an AC power source (54) and an inductor coil (52) connected to the AC power source (54) and configured to induce eddy currents in the metallized film (20d) for inductive heating of the packaging material (20), wherein the AC power source (54) is configured to generate a variable-voltage or current signal (S) of a frequency higher than 1 MHz.