DEVICE AND METHOD FOR THE LONGITUDINAL STRETCHING OF A FILM WEB

The invention describes a device (1) that is intended for longitudinally stretching film webs (2) and that comprises a plurality of rollers (5, 6, 9, 10, 11, 12, 13, 18, 19), some of which are temperature control rollers, and some of which (9-13) form stretching gaps (22), in which the film web (2)...

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Bibliographische Detailangaben
Hauptverfasser:	TROMMELEN, BARTHOLOMEUS, NIEBRUEGGE, THOMAS, LINKIES, JUERGEN
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	The invention describes a device (1) that is intended for longitudinally stretching film webs (2) and that comprises a plurality of rollers (5, 6, 9, 10, 11, 12, 13, 18, 19), some of which are temperature control rollers, and some of which (9-13) form stretching gaps (22), in which the film web (2) can be stretched. At least one of the rollers (5, 6, 9, 10, 11, 12, 13, 18, 19) has a drive that is torque controlled.