| 摘要 |
PROBLEM TO BE SOLVED: To provide an inkjet recording device having a means to reduce the frequency of replacement of ink tanks in accordance with printing consuming a large quantity of inks. SOLUTION: An ink leading-in opening to lead in an ink from a main tank 10 into a sub tank 32 and an ink leading out opening to lead out the ink to a recording head 1 are integrated, a channel between the main tank and the sub tank is branched into two downstream a first solenoid valve, an ink transfer pump is provided in the first channel and a second solenoid valve is provided in the second channel, a third solenoid valve is provided in a channel between the sub tank and the recording head, and a negative pressure adjustment means is provided in the sub tank. COPYRIGHT: (C)2006,JPO&NCIPI |
