Liquid ejecting head and liquid ejecting apparatus
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United States of America Patent
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Feb 23, 2016
Grant Date -
Sep 3, 2015
app pub date -
Feb 20, 2015
filing date -
Feb 28, 2014
priority date (Note) -
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Abstract
A liquid ejecting head includes a pressure chamber forming substrate in which a plurality of spaces to be pressure chambers in communication with nozzles are provided side by side in a nozzle column direction, in which in a region corresponding to the pressure chamber, a lower electrode film is formed with a width of 50% or more and 80% or less of a width of the pressure chamber in the nozzle column direction and the piezoelectric body layer covers the lower electrode film in the nozzle column direction and is formed with a width of 90% or less of the width of the pressure chamber.
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