| 摘要 |
PROBLEM TO BE SOLVED: To avoid the irregularity of negative pressure between a plurality of mutual storage chambers without being affected by the irregularity of consumption between the inks in the storage chambers. SOLUTION: Freely expansible ink tanks 24Bk, 24C, 24M, 24Y are placed on a bottom part movable support member 26 and, when respective inks are consumed in this state by the urging force of a coil spring 28, the ink tanks 24Bk-24Y are contracted corresponding to the total ink consumption quantity. |
