Liquid accommodating container providing negative pressure,...

Details Liquid accommodating container providing negative pressure,... Liquid accommodating container providing negative pressure,...

B - Operations, Transporting

31

B

B31B 49/00 (2006.01) B41F 3/42 (2006.01) B41F 15/40 (2006.01) B41J 2/175 (2006.01) B41J 27/00 (2006.01)

Patent

CA 2174285

A liquid container includes a substantially prism-like outer wall provided with a substantial air vent portion and having a corner formed by 3 surfaces: an inner wall having outer surfaces equivalent or similar to inside surfaces of said outer wall and a corner corresponding the corner of said outer wall, said inner wall defining a liquid accommodating portion for containing liquid therein, said inner wall further having a liquid supply portion for supplying the liquid out of said liquid accommodating portion; wherein said inner wall has a thickness which decreases from a central portion of the surfaces of the prism-like shape to the corner, and said outer wall and and said inner wall are separable from each other.

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