. "Accordingly, pressing force applied by the contact 40 and the coiled springs 43 is adjusted in consideration of the difference in level between the head 2 and the ink cartridge 31, so that pressure to be applied to the nozzles can be kept within a predetermined negative range, ???20 mmH2O to ???80 mmH2O in this embodiment, This can suppress such a disadvantage as ink dripping due to broken meniscu" . . .