Liquid container sealing jacket, and method for unsealing liquid container fitted with liquid container jacket

摘要

A packaging structure for a liquid container including a liquid containing portion accommodating liquid, a liquid supply portion for supplying the liquid to an outside and an air vent for fluid communication with an ambience, the packing structure includes a covering member for covering and sealing the liquid supply portion and the air vent; the covering member including; an air vent sealing portion for sealing the air vent and a liquid supply portion sealing portion for sealing the liquid supply portion and a connecting region for covering a connecting side of the liquid container which connects the air vent sealing portion and the liquid supply portion sealing portion, wherein the liquid supply portion sealing portion effects non-adhering sealing for the liquid supply portion, and the connecting region provides a resistance against unsealing of the liquid supply portion.