Patent ID: 7810916

Claim:
An ink cartridge, comprising: an enclosure comprising: a first wall; a second wall opposite the first wall; a third wall connected to each of the first wall and the second wall, wherein the third wall is substantially perpendicular to each of the first wall and the second wall; and a fourth wall connected to each of the first wall and the second wall, wherein the fourth wall is opposite the third wall and is substantially perpendicular to each of the first wall and the second wall; an ink chamber disposed within the enclosure; an air intake portion positioned at the first wall; a first chamber disposed within the enclosure, wherein the first chamber is coupled to the air intake portion via a first opening formed through the first chamber; an air communication path disposed within the enclosure and having a first end coupled to the first chamber, wherein the air communication path is positioned at a separate position from the ink chamber; and a second chamber disposed within the enclosure, wherein the second chamber is coupled to a second end of the air communication path, and is coupled to the ink chamber via a second opening formed in the second chamber, wherein a distance between the first opening and the third wall is less than a distance between the second opening and the third wall, and a distance between the second opening and the fourth wall is less than a distance between the first opening and the fourth wall.