Patent ID: 7944910

Claim:
An ink cartridge, comprising: a case comprising a front face and a rear face opposite the front face, wherein the case has at least a portion of an ink chamber defined therein, and the ink chamber is configured to store ink therein; an ink supply portion positioned at the front face of the case, wherein the ink supply portion is configured to dispense ink from an interior of the ink chamber to an exterior of the ink chamber; an air intake portion positioned at the case, wherein the air intake portion is configured to draw air into the ink chamber; and at least one resilient member having a first portion positioned at the front face of the case and a second portion which is positioned a predetermined distance away from the front face of the case in a predetermined direction away from the ink chamber, wherein the resilient member extends from the front face of the case further than the ink supply portion in the predetermined direction, and wherein the resilient member is configured to expand and to contract along the predetermined direction.