Device for engraving of cups into printing cylinders by means of laser light
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United States of America Patent
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Issued Date -
May 11, 2006
app pub date -
Apr 28, 2005
filing date -
May 5, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In a device for engraving of cups into a rotating printing cylinder for rotogravure, at least one laser light source with which laser light for formation of the cups is directed onto the rotating printing cylinder. A metal removal element is arranged in a region of an impingement location of the laser light on the printing cylinder to form the cups such that a melt accumulation of material of the printing cylinder which forms a burr at the cups created by the impingement of the laser light is removed substantially continuously and substantially immediately after its creation with the removal element.
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