Patent ID: 7677712

Claim:
A liquid storing pack to store liquid therein, comprising: an outlet portion, configured to feed the stored liquid therefrom; and a bag portion, formed from one sheet of a film, the bag portion being in fluid communication with the outlet portion, and including: two gusset portions, forming side faces of the bag portion, each said gusset portion having folded lines extending in a longitudinal direction of the bag portion; a first sealing portion, at which both end portions of the one sheet of the film are bonded to each other to form a tubular body portion, the first sealing portion being located between the gusset portions; a second sealing portion, at which one opening of the tubular body portion is sealed, thereby holding the outlet portion at an overlapping position that the first sealing portion overlaps with the second sealing portion; and a third sealing portion, at which the other opening of the tubular body portion is sealed, wherein: the outlet portion is comprised of a resin material, and the film has a resin layer serving as an inner face of the body portion; the gusset portions reach the second sealing portion so that the film maintains a four-fold state at the second sealing portion; and a part of the outlet portion and the resin layer are fused with each other at the overlapping position.