Patent ID: 7325913
Filing Date: 2008-02-05
Classification: B41J

Abstract:
1. An ink cartridge, comprising: an ink chamber capable of storing ink; an opening in a bottom surface of the ink cartridge, through which the ink is supplied from the ink chamber to an image forming device; a first side wall; a second side wall opposite from the first side wall; a front wall; and a back wall opposite the front wall; wherein: a first distance between the first side wall and the second side wall is greater than a second distance between the front wall and the back wall; the front wall includes a recess having a bottom end and a top end, the bottom end being located at a bottom edge of the front wall; a third distance from the bottom end of the recess to the top end is at least about 4.5 mm; and a depth of the recess into the front wall at the top end is less than about 3 mm.