Extruded zipper having combination stabilizing and...

Details Extruded zipper having combination stabilizing and... Extruded zipper having combination stabilizing and...

B - Operations, Transporting

65

D

220/12

B65D 33/25 (2006.01)

Patent

CA 1302975

ABSTRACT OF THE DISCLOSURE A bag closing separable fastener has a combination profile stabilizing and guiding and differential opening force enhancing post flange projecting from a base area along the outer side of a male profile and engagable with a base area alongside a complementary female profile. The post flange serves not only for stabilizing the male profile fastener strip, but also as a device for enhancing a hard-to-open from the inside and easy to open from the outside function of the fastener in respect to a bag with which associated. The male and female profile base areas and the post flange have substantially the same rigidity.

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