Fastener closure arrangement for flexible packages

Details Fastener closure arrangement for flexible packages Fastener closure arrangement for flexible packages

B - Operations, Transporting

65

D

B65D 33/25 (2006.01) B31B 19/90 (2006.01) B65B 61/18 (2006.01)

Patent

CA 2445098

A flexible package is provided with a shrouded slide fastener closure. Fastener tracks are deformed at each end to provide an end stop to limit slider movement. A stop of reduced area with increased pull off force performance is provided. Features of the end stop include an L-shaped shoulder located above an underlying finger portion comprising an undeformed portion of the fastener tracks. The remainder of the end stop is formed by heating, softening and displacing portions of the fastener track material.

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