LIQUID EJECTION HEAD

A liquid ejection head for ejecting a liquid, includes a base plate extending along a first direction, an actuator unit on the plate and including first piezoelectric elements and one or more support elements arranged along the first direction, a flow path member on the actuator unit and including:...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: SHIMOSATO, Masashi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A liquid ejection head for ejecting a liquid, includes a base plate extending along a first direction, an actuator unit on the plate and including first piezoelectric elements and one or more support elements arranged along the first direction, a flow path member on the actuator unit and including: pressure chambers each for storing the liquid and having volumes that can be changed by a corresponding one of the first piezoelectric elements, and one or more first openings at positions corresponding to the support elements, and a nozzle plate on the flow path member and including: nozzles through which the liquid in the corresponding pressure chambers are ejected in response to a change in the volume of the corresponding pressure chambers, and one or more second openings connected respectively to the first openings and through which the support elements corresponding to the first openings are visible.