Device and a process for the production of sleeves
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United States of America Patent
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Dec 4, 2012
Grant Date -
Jun 24, 2010
app pub date -
Dec 14, 2009
filing date -
Dec 22, 2008
priority date (Note) -
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Abstract
The invention relates to a device and a process for manufacturing sleeves, in particular paper sleeves for the production of paper cups, comprising a take-up mandrel for taking up a sleeve, whereby the take-up mandrel comprises a circumferential recess, also comprising a press roller for placing on an outer side of the sleeve and for forming at least one circumferential projection in the recess of the take-up mandrel. In accordance with the present invention, the recess is designed in the form of a shoulder.
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