Improved package

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B - Operations, Transporting

65

B

B65B 9/02 (2006.01) B65B 61/06 (2006.01)

Patent

CA 2577456

The invention provides a process for the manufacture of sachets (1) in a plurality of lanes in a form fill and seal machine, one or more edges of said sachets comprising non-linear profiles (7) over at least 10% of the length of the edge, said sachets manufactured by a process comprising: (i) sealing two films (9,10) in the longitudinal direction to form a plurality of tubes parallel to each other; (ii) sealing the tubes along one end; (iii) filling the tubes with the desired material; (iv) sealing the tubes at the second end to form a plurality of sachets (1), and (v) punching out portions (8) of the sealed edges of the sachets to define the non-linear edges (7).

L'invention concerne un procédé destiné à la fabrication de sachets (1) sur plusieurs lignes dans une machine de formage-remplissage-scellage. Un ou plusieurs des bords desdits sachets (1) comportent des profils non linéaires (7) sur au moins 10 % de la longueur du bord. Ces sachets (1) sont fabriqués selon un procédé consistant (i) à sceller deux pellicules (9, 10) sur la longueur pour former une pluralité de tubes parallèles les uns aux autres, (ii) à sceller une extrémité des tubes, (iii) à remplir les tubes d'une substance désirée, (iv) à sceller la seconde extrémité des tubes pour former une pluralité de sachets (1) et (v) à perforer des parties (8) des bords scellés des sachets pour former les bords non linéaires (7).

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