| 摘要 |
An ink-jet head comprising: a supply channel configured to allow ink to flow; ink chamber groups, each having two or more ink chambers that are alternately provided on either side of the supply channel, along a direction of the ink, the ink chambers each having nozzles for discharging ink; wherein: each of the ink chamber groups has two or more ink chamber sequences in parallel with the direction, and two or more nozzle sequences in parallel with the direction, in each of the ink chamber groups, when the ink chamber sequence closest to the supply channel is a first ink chamber sequence, and the ink chamber sequence furthest away from the supply channel is an n-th ink chamber sequence, the number of the ink chambers in the first ink chamber sequence is greater than the number of the ink chambers in the n-th ink chamber sequence.
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