Ink-jet head and head unit
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United States of America Patent
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Dec 28, 2010
Grant Date -
Jan 1, 2009
app pub date -
Sep 10, 2008
filing date -
Dec 28, 2006
priority date (Note) -
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Abstract
An ink-jet head includes a nozzle array including plural nozzles. The nozzle array has a first nozzle group arranged in the center thereof and second nozzle groups arranged further on outer sides than the first nozzle group. Inter-nozzle pitches of the second nozzle groups are larger than inter-nozzle pitches of the first nozzle group. A direction in which nozzles of the second nozzle group eject an ink and a direction in which nozzles of the first nozzle group eject the ink are different.
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