Embossing device and packaging machine comprising the device
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United States of America Patent
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Sep 5, 2017
Issued Date -
N/A
app pub date -
Jul 21, 2014
filing date -
Jul 23, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An embossing device comprises a first embossing roller and a second embossing roller forming a passage for a web of wrapping material to be embossed, which has a main line of extension and a direction of feed; the first embossing roller comprises on its outer surface toothings to make an imprint on the web; a first toothing having a first impression to imprint on said web a first segment of a reference for identifying a section of the web and a second toothing to imprint a decorative pattern on the web; the second toothing comprises a zone without teeth for defining on the web a second, unembossed segment of the reference; the first toothing and the zone without teeth are offset from each other along a directrix of the first roller.
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