DEVICE FOR FOLDING AND BOLDING PLASTIC-LAMINATED PRE-CUT BLANKS
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United States of America Patent
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Issued Date -
Apr 10, 2008
app pub date -
Sep 28, 2007
filing date -
Oct 4, 2006
priority date (Note) -
Abandoned
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Abstract
The invention discloses a device for folding and bonding plastic-laminated pre-cut blanks, in particular PE-laminated cardboard packages for beverages, comprising a peeling station for selectively peeling off a plastic lamination of a pre-cut blank; a creasing station for production of a folding line in a blank; a heating station for selectively heating up a plastic lamination on a blank that is to be bonded; a folding station for folding a blank about a folding line; a pressing station for pressing and bonding a folded blank; and conveying means for conveying blanks through the stations. The heating station comprises a burner having an oblong burner chamber which is provided on its top with a series of flame openings arranged one behind the other in the axial direction, for permitting flames to exit the chamber, and a liquid cooling system.
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