ACTUATOR, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE, AND LIQUID DISCHARGE APPARATUS

An actuator includes a deformable thin-film member having an opening, an electromechanical conversion element disposed at a periphery of the opening of the deformable thin-film member, an insulating film covering the electromechanical conversion element, a protective film over a surface of the insul...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: MORITA, Kaname, KITAOKA, Naoko, MASUDA, Toshiaki, KURODA, Takahiko, SUZUKI, Arata
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An actuator includes a deformable thin-film member having an opening, an electromechanical conversion element disposed at a periphery of the opening of the deformable thin-film member, an insulating film covering the electromechanical conversion element, a protective film over a surface of the insulating film, the protective film covering the surface of the insulating film and a surface of an electrode wiring connected to the electromechanical conversion element, and an adhesion improving film disposed between the electrode wiring and the protective film.