Liquid discharging head and liquid discharging device
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United States of America Patent
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Oct 30, 2018
Grant Date -
Jan 25, 2018
app pub date -
Jul 20, 2017
filing date -
Jul 22, 2016
priority date (Note) -
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Abstract
A liquid discharging head includes a discharge port that discharges a liquid, a pressure chamber that communicates with the discharge port, and an energy generating element that is disposed in the pressure chamber. In the liquid discharging head, the discharge port is provided with a plurality of projections that project towards a central portion of the discharge port from an inner peripheral edge of the discharge port, and an interval between the projections at a location where the projections are closest to each other is 5 μm or less.
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