DEVICE AND METHOD FOR TENSIONING A FLAT MATERIAL WEB, WHICH IS TO BE CONVEYED, BY EFFECTING A DIFFERENCE IN ROTATIONAL SPEED

The invention concerns an apparatus and a method of tensioning a flat web of material to be conveyed, in particular in a printing and dispensing device for labels, which includes: a drive for advancing and retracting the flat web of material, and at least one advance unit and at least one braking un...

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Bibliographic Details
Main Author LENKL, JOHANNES
Format Patent
LanguageEnglish
French
German
Published 07.01.2004
Edition7
Subjects
CONVEYING
HANDLING THIN OR FILAMENTARY MATERIAL
HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES
LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
PACKING
PERFORMING OPERATIONS
STORING
TRANSPORTING
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Summary:The invention concerns an apparatus and a method of tensioning a flat web of material to be conveyed, in particular in a printing and dispensing device for labels, which includes: a drive for advancing and retracting the flat web of material, and at least one advance unit and at least one braking unit having a braking roller which are in contact with the web of material and which are drivable by the drive means. It is further provided that the drive has a drive motor that is drivingly connected to the advance unit and the braking unit and that, in a conveyor operation in the advance direction of the web of material, the braking roller of the braking unit is uncoupled from the drive motor.
Bibliography:Application Number: EP20000941955