Flüssigkeitsausstosskopf, Flüssigkeitsausstossmodul und Flüssigkeitsausstossvorrichtung

Details

Veröffentlichungs-Nr.

EP4371773

Aktenzeichen

EP23207438

Anmeldetag

2. November 2023

Veröffentlichung

5. März 2025

Erteilung

5. März 2025

Rechtsraum

EP

IPC

B41J2/14

Abstract

A liquid discharge head (1) includes: a nozzle plate (10) having multiple nozzles (11) from each of which a liquid is to be discharged, the multiple nozzles (11) arrayed in a longitudinal direction of the nozzle plate (10); a channel substrate (20) on the nozzle plate (10) in a lamination direction orthogonal to the longitudinal direction, the channel substrate (20) including: multiple channels (21) arrayed in the longitudinal direction in a channel region (21A) of the channel substrate (20), the multiple channels (21) respectively communicating with the multiple nozzles (11); a first recess (22) outside the channel region (21A) in the longitudinal direction; and a flat portion (23) between the channel region (21A) and the first recess (22) in the longitudinal direction.

Anmelder

Firma

Ricoh Company, Ltd.

Land

🇯🇵 Japan

Fachgebiete