Method and apparatus for making packaging means having reinforcing strips
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United States of America Patent
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-
May 10, 1988
Issued Date -
N/A
app pub date -
Oct 20, 1986
filing date -
Oct 10, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A packaging for filling materials which are capable of flow, comprises side and end walls of coated paper, cardboard or the like, which are joined by means of at least one sealing seam. Bending lines (7) are provided in the coated paper, cardboard or the like. So that the bending lines in such packaging remain undamaged in spite of a thin overall coating of plastics material on the paper web, even when processed in a manufacturing machine, it is provided that disposed in the region of at least some bending lines (7) is at lesat one plastics reinforcing strip (15) which engages thereover, such that the welding and contact surface (29) between the reinforcing strip (15) and the coated cardboard (61, 62) terminates from all sides at a spacing from the bending lines (7).
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