Plurality of bags and method of making the same

Details Plurality of bags and method of making the same Plurality of bags and method of making the same

B - Operations, Transporting

65

D

B65D 30/00 (2006.01) B31B 19/64 (2006.01) B31B 19/90 (2006.01) B31B 19/94 (2006.01) B31B 23/00 (2006.01) B65D 33/00 (2006.01) B65D 33/24 (2006.01) B65D 81/03 (2006.01)

Patent

CA 2494117

A plurality of bags, sleeves, or pouches (10) are detachably joined and provided on a roll (12). The bags, sleeves, or pouches may be made by joining or by folding the material and forming spaced seal and tear lines (36) in the material. The seal and tear lines are formed in the material by a seal bar (37) having a saw tooth surface which forms alternating sealed and cut portions and uncut portions in the material.

L'invention concerne une pluralité de sacs, de manches ou de pochettes qui sont reliés détachables et sont disposés sur un rouleau. Ces sacs, manches ou pochettes peuvent être fabriqués par liaison ou pliage du matériau et par formation de lignes d'étanchéité et de perforation espacées dans le matériau. Les lignes d'étanchéité et de perforation sont formées dans le matériau au moyen d'une barre d'étanchéité présentant une surface en dent de scie qui forme en alternance des parties étanches et découpées et des parties non découpées dans le matériau.

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