Closure element for a pouch

Details Closure element for a pouch Closure element for a pouch

B - Operations, Transporting

65

D

B65D 33/25 (2006.01) B65D 30/24 (2006.01)

Patent

CA 2653009

A closure mechanism for a pouch includes a first interlocking closure element and a second interlocking closure element. A closure profile is disposed on an interior side of the first interlocking closure element. A flange extends from the closure profile and an aperture is disposed therethrough. A resilient valve flap is disposed over the aperture and attached to an exterior side of the flange. A channel is defined by an area of non- attachment of the resilient valve flap to the flange that extends from the aperture to an edge of the resilient valve flap. The resilient valve flap is biased to form a releasable airtight seal in the area of non-attachment of the resilient valve flap to the flange.

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