Device and method for making packaging bags
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
May 3, 2005
Grant Date -
N/A
app pub date -
Jul 4, 2000
filing date -
Jul 5, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for forming reclosable bags, wherein said bags are formed from a continuously film (12) fitted with at least one closure tape (60), wherein the apparatus comprises a set of heat-sealed jaws (30) provided transversely relative to the travel direction of the film (12), at least one sensor (100) that if the tape (60) is present or not on the film in a predetermined position relative to the heat-sealed jaws, and means suitable to reposition correctly the film in regard of the heat-sealed jaws when the sensor detects a default in the position of the tape, so as to eliminate drift due to the elasticity of the film.
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Family
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