Liquid jet head and liquid jet apparatus
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United States of America Patent
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Jan 2, 2018
Grant Date -
Mar 27, 2014
app pub date -
Sep 18, 2013
filing date -
Sep 24, 2012
priority date (Note) -
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Abstract
A liquid jet head includes a nozzle plate having a first nozzle row and a second nozzle row each formed of a plurality of nozzles; and a piezoelectric plate having a plurality of first ejection grooves communicating with respective ones of the plurality of nozzles of the first nozzle row, and a plurality of second ejection grooves communicating with respective ones of the plurality of nozzles of the second nozzle row. The plurality of first ejection grooves and the plurality of second ejection grooves are longitudinally separated from each other in the longitudinal direction of the grooves by a partition wall located between the plurality of first ejection grooves and the plurality of second ejection grooves.
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