Reclosable fasteners for plastics bags and the like

Details Reclosable fasteners for plastics bags and the like Reclosable fasteners for plastics bags and the like

A - Human Necessities

44

B

A44B 19/16 (2006.01) B65D 33/25 (2006.01)

Patent

CA 2452363

A reclosable fastener or zipper comprises interengageable male and female profile members (12, 16), each provided on a base (13, 17). One or both vases is/are provided with a lateral flange (18, 20, 22, 24). One or more of such flanges is/are provided with a pair of spaced, shallow convexities (28) with a layer of sealant material (30) co-extruded into the zone or zones between the convexities.

Cette invention concerne une fixation refermable ou une fermeture à glissière comprenant des éléments d'emboîtement profilés mâles et femelles interchangeables (12, 16) disposés chacun sur une base (13, 17). Une des ceux bases ou les deux à la fois comportent un rebord latéral (18, 20, 22, 24). Un ou plusieurs de ces rebords présentent une paire de parties faiblement convexes (28) espacées avec une couche de matériau d'étanchéité (30) coextrudé dans la ou les zones situées entre les parties convexes.

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