| 摘要 |
PROBLEM TO BE SOLVED: To provide a liquid jetting apparatus which keeps controlling of valves simple in the case when a plurality of recording heads are provided. SOLUTION: The liquid jetting apparatus is equipped with cartridges 20 filled with liquid, a plurality of jetting heads 2 for jetting the liquid fed from the cartridges 20, sub-tanks 21 provided between the cartridges 20 and a plurality of the jetting heads 2 and feeding the liquid from the cartridges to respective jetting heads by water head differences, and valve groups 24-27 provided in liquid feeding flow paths between the sub-tanks 21 and a plurality of the jetting heads 2. A plurality of head groups G1 and G2 containing at least two jetting heads 2 are constituted, and the valve groups 24-27 are composed of the same number of the valves 24a, 24b-27a and 27b as those of the head groups G1 and G2, and respective valves 24a, 24b-27a and 27b are respectively connected with the head groups G1 and G2. COPYRIGHT: (C)2010,JPO&INPIT |
