Bags with gussets, method and machine for manufacturing them
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Aug 1, 2002
app pub date -
Jan 23, 2002
filing date -
Jan 26, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to a method of manufacturing packaging bags with side gussets comprising steps which consist in forming cutouts in the sheet of the bag, placing closure means (70) between two associated cutouts, forming side gussets, bringing the edges (14, 16) of the sheet together, wherein the cutouts open onto a transverse generatrix (18) of the sheet which corresponds to the top of a respective bag. The invention also relates to a machine and to the bags thus obtained.
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Family
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