Sleeve valved container

B - Operations – Transporting – 65 – D

Patent

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Details

B65D 35/46 (2006.01)

Patent

CA 2151415

This invention is designed to improve the existing way of packaging liquids, by inserting a flexible sleeve valve(s) into a collapsible or solid container. A container equipped with such a valve(s) will remain sealed. However, this container can be entered with a straw through the sleeve and consume as much liquid as desired by sipping through this straw. After the straw is removed the valve closes automatically.

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