Device and Method for Recognition of Register Errors
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United States of America Patent
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Issued Date -
Sep 11, 2008
app pub date -
Mar 17, 2005
filing date -
Apr 22, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A device for ascertaining a register deviation in the printing colours of a printing machine, comprising: a preliminary printing stage, from which a position of colour components can be determined as a target value; at least one sensor configured to measure the printed position of the colour components; and a computational unit configured to compare the position of the colour components determined from the preliminary printing stage with the position of the colour components measured by the sensor. A method for ascertaining the relative position of printing colours on a printed web in a printing machine is also provided.
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