Method and apparatus for laser ablating an image on a mounted blank printing plate
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United States of America Patent
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Feb 10, 2015
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N/A
app pub date -
Apr 19, 2012
filing date -
Apr 19, 2012
priority date (Note) -
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Abstract
A method for laser ablating an image on a blank printing plate, includes providing a peripheral tolerance region at the edges of a printing plate, mounting the printing plate on a roller, detecting positions of at least one edge of the printing plate, determining positions of all edges of the printing plate in accordance with the detection, determining an image area within boundaries of the printing plate, laser ablating an image on the printing, within the image area, laser ablating all areas outside of the image area on the printing plate to provide a relief area at which no printing, based on the determined positions of all edges of the printing plate, and controlling the laser to prevent any laser ablation outside of boundaries of the edges of the printing plate, based on the determined positions of all edges of the printing plate, within the provided peripheral tolerance region.
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