DISPOSITIF D'ALIMENTATION D'UN FILM ET DE SA DECOUPE EN FEUILLES DANS UNE MACHINE DE CONDITIONNEMENT

A packaging machine has a motor 31 which drives feed rolls and a cutting blade for heat-shrinkable wrapping film, and a motor 42 which drives a wrapping unit. When the speed of motor 42 is varied by an adjuster 49, an encoder 44 detects the new speed and devices 51, 52, 53 adjust the speed of motor...

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1. Verfasser: FRANCESCO GATTESCHI
Format: Patent
Sprache:fre
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Zusammenfassung:A packaging machine has a motor 31 which drives feed rolls and a cutting blade for heat-shrinkable wrapping film, and a motor 42 which drives a wrapping unit. When the speed of motor 42 is varied by an adjuster 49, an encoder 44 detects the new speed and devices 51, 52, 53 adjust the speed of motor 31 as a (preferably Gaussian) function thereof.