| 摘要 |
<p>Device suitable for industrial applications in the technical field of tube forming vertical packaging machines characterized by the fact that activates ancillary equipment (9) that, during the forming phase of the bag, folds the flap (4) resulting from transversal thermosealing and protruding from the bottom (3) of the bag (2), fastening the flap on the area (10) of the bottom, thus allowing the bag to assume a stable vertical resting position on a flat horizontal surface.</p> |
