Patent ID: 9278540
Filing Date: 2016-03-08
CPC Classification: B41J

Claim Text:
1. A liquid storage container comprising: a housing member having a space therein; a defining member attached to a wall surface inside the housing member to define the space and including a flexible member having flexibility; a liquid storage chamber provided in the space defined and capable of storing a liquid therein; and an urging unit configured to urge the defining member in a direction in which a volume of the liquid storage chamber expands, wherein in a position during use, an angle, on the liquid storage chamber side, as between the wall surface inside the housing member and the defining member in a lower attachment position of the defining member to the housing member, is greater than an angle, on the liquid storage chamber side, as between the wall surface inside the housing member and the defining member in an upper attachment position of the defining member to the housing member.