Method for making a string of bags provided with a cursor
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United States of America Patent
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N/A
Issued Date -
Sep 23, 2010
app pub date -
Mar 16, 2010
filing date -
Mar 18, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a method for making a string (C) of packaging bags (S) formed with two walls (21, 22), according to which the following steps are applied: a) a sheet (2) of plastic material folded on itself longitudinally, or two distinct sheets, are used for delimiting two parallel walls; b) the connecting region of the walls (21, 22) of said sheet (2) is conformed in order to give it an 'M' gusset profile; c) matching closure profiles are longitudinally attached on the faces opposite this gusset, and then d) said bags (S) are individualized pairwise by making a separation (25) and a weld perpendicular to said profiles (30, 31), characterized by the fact that a cursor (5) is placed on said profiles before applying said step d).
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