| 摘要 |
<p>A sub-tank (13) is provided in an ink passage for introducing ink from the ink chamber (18) of a main tank (12) to an ink discharge head (11). The sub-tank (13) comprises an ink bag (20) and partition plates (52, 54). The ink bag (20) is made of a flexible material and so constituted that the ink moving through the ink passage is stored in the ink bag. The partition plates (52, 54) are so disposed as to hold the ink bag (20) therebetween, and so restrain the ink bag (20) that the bag is not inflated beyond a predetermined inflated state.</p> |
