Collapsible container and check valve

Details Collapsible container and check valve Collapsible container and check valve

B - Operations, Transporting

65

D

220/4

B65D 30/24 (2006.01)

Patent

CA 2023296

COLLAPSIBLE CONTAINER AND CHECK VALVE ABSTRACT The collapsible bag-like container (20) includes a flat profile collapsible check valve (21) at the fill end (32) of the container. A fused line of connection (60) anchors the check valve to the container (20), with a tab (56) inserted in the open ended fill passage (54) of the check valve. The tab weakens the seal formed by the line of connection (60) across the bag and check valve and assist the user in opening the fill passage.

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