METHOD AND APPARATUS FOR COLOUR MEASUREMENT ON A PRINTED IMAGE OF A CONTINUOUS MATERIAL WEB

METHOD AND APPARATUS FOR COLOUR MEASUREMENT ON A PRINTED IMAGE OF A CONTINUOUS MATERIAL WEB

The device has a color measurement unit (2), which is movable over the material web (1), and a measuring background (6), which is arranged below the material web. The measuring background is brought to the material web for a short time for color measurement. The measuring background is formed on the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WIEBE, Michael, DATTNER, Michael Dr
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
LINING MACHINES
MEASURING
PERFORMING OPERATIONS
PHYSICS
PRINTING
PRINTING MACHINES OR PRESSES
STAMPS
TESTING
TRANSPORTING
TYPEWRITERS
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Beschreibung
Zusammenfassung:The device has a color measurement unit (2), which is movable over the material web (1), and a measuring background (6), which is arranged below the material web. The measuring background is brought to the material web for a short time for color measurement. The measuring background is formed on the circumference of a rotatable roller (5) or a roll, which is raised and lowered. A cleaning unit is provided for the measuring background. The roller or the roll is arranged on an axis (4) or a shaft in a removable manner.