| 摘要 |
PROBLEM TO BE SOLVED: To provide a highly versatile inkjet head applicable to both high resolution printing in which precoat ink is used before printing ink and high speed printing in which the printing ink is jetted from many nozzles at a time.SOLUTION: An inkjet head 3 includes: a first nozzle rows 51a to 51d comprising a plurality of the first nozzles 50a to 50d arranged in a predetermined pitch P along a carrying direction of a printing paper sheet and jetting printing ink; and a second nozzle row 51e arranged in an area upstream of the first nozzle rows 51a to 51d in the carrying direction, comprising a plurality of the second nozzles 50e arranged in the same pitch as a plurality of the first nozzles 50a to 50d and capable of jetting the printing ink or precoat ink. |
