An ink cartridge containing a container body 3 housing an ink absorbing member 6′ so as to absorb ink, a lid member 4, and a spacer 30 pressing the ink absorbing member 6′ between the lid member 4 and ink absorbing member 6′. It is possible to decrease the volume of the ink absorbing member 6′...http://www.google.de/patents/US6899417?utm_source=gb-gplus-sharePatent US6899417 - Ink cartridge for use in an ink jet recording apparatus
