| 摘要 |
<p>The present invention relates to an ink cartridge (1; 200; 300; 400; 500; 600; 700) for detachable mounting to an ink jet recording apparatus, comprising a container for supplying ink to the ink jet recording apparatus, the container having a plurality of outer walls and a valve assembly wall providing a contact portion, the container further having an ink supply port through which ink flows to the ink jet recording apparatus; an elastically deformable valve seat (3; 24; 44; 57) having therein a through hole (6) having a perimeter, the valve seat (3; 24; 44; 57) being mounted relative to the valve assembly wall; and a biasing member (11) for applying a predetermined force to the valve seat (3; 24; 44; 57) such that the perimeter of the through hole (6) is urged against and is obstructed by the contact portion of the valve assembly wall.</p> |
