초록

An ink container comprising a flexible bag is of a polygonal cross-section when it is filled with a sufficient quantity of ink.

대표청구항 ▼

An ink container for containing ink to be supplied to an ink jet recording head for ejecting ink in accordance with recording signals, said ink container comprising: an outer casing having a polygonal cross-section; and a flexible bag, disposed in said outer casing, having the same polygonal cross-s

An ink container for containing ink to be supplied to an ink jet recording head for ejecting ink in accordance with recording signals, said ink container comprising: an outer casing having a polygonal cross-section; and a flexible bag, disposed in said outer casing, having the same polygonal cross-section as said casing when said bag is filled with ink, said flexible bag having an opening at a first end thereof and a bottom portion opposed to said opening, said bag being deformable to reduce a volume thereof with consumption of the ink therefrom, wherein said bag is formed from a sheet material and includes seams in opposite sides of said bag, said seams including a first seam extending in a first direction from said opening to said bottom portion and a second seam extending in a second direction that crosses the first direction, and said bag has continuous folds in other opposite sides thereof and in a bottom side thereof, said folds being adapted to fold inwardly of said bag with resistance provided by said seams.