LIQUID EJECTION HEAD AND LIQUID EJECTION DEVICE
According to one or more embodiments, a liquid ejection head includes an actuator and a driver. The actuator has a piezoelectric element made of a lead-free piezoelectric material. The driver applies a voltage to the actuator to vibrate the piezoelectric element in a first direction with a first ele...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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