Patent ID: 7396117

Claim:
A liquid container comprising: a liquid retaining member configured to retain a liquid; a housing adapted to house the liquid retaining member, the housing including: a liquid supply opening configured to supply the liquid in the liquid retaining member to an external member; an air intake opening configured to bring air into the housing, wherein the liquid retaining member includes a first liquid retaining member capable of being brought into contact with the external member, and a second liquid retaining member contacting with the first liquid retaining member and configured to supply liquid to the first liquid retaining member, wherein the first liquid retaining member has a liquid retaining force that is larger than that of the second liquid retaining member; a space reaching the air intake opening defined between the second liquid retaining member and at least one of a concave portion and a convex portion of an inner surface of the housing; and at least one void communicating with the space on the inner surface of the housing is provided within a contact area where the first liquid retaining member and the second liquid retaining member are in contact with each other.