| 摘要 |
PROBLEM TO BE SOLVED: To ensure an ink channel surely by suppressing deflection due to press contact with a porous member even when the area of a filter is enlarged. SOLUTION: A protrusion 27 having a through hole communicating with an ink supply port for discharging ink to the outside is formed in an ink containing chamber, and an insular protrusion 34 for supporting the back of a filter 30 is formed on the top of the protrusion 27. COPYRIGHT: (C)2006,JPO&NCIPI |
