LIQUID DISCHARGE HEAD

A liquid discharge head includes a discharge port through which a liquid is discharged, an element for discharging the liquid from the discharge port, a channel through which the liquid is supplied to the discharge port, and a film member that is provided so as to be in contact with the liquid in a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TANIGUCHI, HIROTOMO, Reinten, Hans, NAGAOKA, KYOSUKE, Hollands, Peter Joseph, Derks, Roy
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A liquid discharge head includes a discharge port through which a liquid is discharged, an element for discharging the liquid from the discharge port, a channel through which the liquid is supplied to the discharge port, and a film member that is provided so as to be in contact with the liquid in a liquid chamber in the channel. The film member has a corrugated structure in which a plurality of loop-shaped projecting portions and a plurality of loop-shaped recessed portions are alternately formed. When seen in a direction perpendicular to a plane of the film member, the corrugated structure has a loop shape having a linear portion.