| 摘要 |
An ink jet recorder according to the present invention comprises an ink cartridge having an ink supply port for supplying ink to a recording head and an ink holding member composed of a porous member for holding the ink, the ink holding member being so provided inside the ink cartridge as to cover the ink supply port, and a recording head communicating with the ink supply port of the ink cartridge and having a plurality of nozzle holes provided therein, wherein the following conditions are satisfied, letting S0 (mm2) be the cross-sectional area of an opening in the ink supply port, S1 (mm2) be the total sum of the cross-sectional areas of openings in the plurality of nozzle holes, and S2 (mm2) be the average of the cross-sectional areas of holes in the ink holding member:
|
