Liquid ejection head and liquid ejection recording device
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United States of America Patent
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May 12, 2015
Grant Date -
Apr 24, 2014
app pub date -
Mar 22, 2013
filing date -
Apr 2, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A liquid ejection head includes an ejection surface having a plurality of ejection opening sets each of which consists of at least two ejection openings adjacent to each other in a given direction. A straight line defined to connect between centers of the respective at least two ejection openings is parallel with the ejection surface and is inclined with respect to the given direction and a perpendicular direction that is perpendicular to the given direction. The straight line defined in one of each adjacent two of the ejection opening sets, which are adjacent to each other in the given direction, and the straight line defined in another of the each adjacent two of the ejection opening sets, are inclined with respect to the perpendicular direction, in respective directions opposite to each other. Also disclosed is a liquid ejection recording device including the liquid ejection head.
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