Patent ID: 7014304
Filing Date: 2006-03-21
Classification: B41J

Abstract:
1. An ink cartridge comprising: a case having a first surface on the outside of the case and a second surface on the outside of the case in opposition; a partitioning wall for separating the interior of the case into an ink chamber for holding ink and an atmosphere connection path in communication with the outside of the case; a first wall for covering the first surface of the case, with a path formed at an intersection of the first wall and the partitioning wall for communicating directly between the ink chamber and the atmosphere connection path, wherein a part of the path is above a part of a lower surface of the first wall; a second wall for covering the second surface of the case; and an ink supply hole formed in the second wall so as to communicate with the ink chamber, wherein the ink supply hole is capable of being connected to a recording head.