| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink supply device which can forecast the timely replacement of a deaerator before discharge failure by an inkjet head and deterioration of its discharge stability, and an inkjet recording device. SOLUTION: This ink supply device comprises the following components: a main tank where ink is stored, an inkjet head which prints a recordable medium by discharging the ink, an ink supply channel which conveys the ink to the inkjet head from the main tank, the deaerator which is installed in the ink supply channel and removes air from the ink, and a pressure sensor which is arranged in the ink supply channel downstream from the deaerator and the ink supply channel upstream from the deaerator. COPYRIGHT: (C)2007,JPO&INPIT |
