Ink jet head having nozzle plate equipped with piezoelectric elements
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United States of America Patent
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-
Aug 16, 2016
Grant Date -
Mar 26, 2015
app pub date -
Mar 6, 2014
filing date -
Sep 20, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An ink jet head includes: a pressure chamber to be filled with ink formed in a pressure chamber structure, the pressure chamber in which an etching limiter made of a material different from a material of the pressure chamber structure is formed on an inner wall surface of the pressure chamber; a nozzle plate comprising a nozzle that leading to the pressure chamber and a movable range fitted to the etching limiter; and a flat driver comprising a piezoelectric body to operate the movable range and arranged on the nozzle plate.
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