Title:
LIQUID DISCHARGE HEAD
Document Type and Number:
Japanese Patent JP2023077729
Kind Code:
A
Abstract:
To provide a liquid discharge head that can remove air bubble with a simple structure.SOLUTION: A liquid discharge head according to an embodiment comprises a common liquid chamber, a common pressure chamber, an actuator, a substrate, a nozzle plate, a damper, and a bypass flow path. The common liquid chamber has an opening. The common pressure chamber is connected to the common liquid chamber. The actuator has a plurality of pressure chambers connected to the common pressure chamber. The substrate is provided with the actuator and forms the common pressure chamber together with the actuator. The nozzle plate has a plurality of nozzles arranged in the plurality of pressure chambers respectively. The damper covers the opening of the common liquid chamber. The bypass flow path connects the common liquid chamber to the common pressure chamber.SELECTED DRAWING: Figure 2
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Inventors:
FUKAZAWA MASAKATSU
KUSUNOKI RYUTARO
KUSUNOKI RYUTARO
Application Number:
JP2021191128A
Publication Date:
June 06, 2023
Filing Date:
November 25, 2021
Export Citation:
Assignee:
TOSHIBA TEC KK
International Classes:
B41J2/14
Attorney, Agent or Firm:
Patent Attorney Corporation Suzue Patent General Office
Masatoshi Kurata
Tadashi Inoue
Takashi Mine
Naoki Kawano
Sanae Kaneko
Masatoshi Kurata
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Takashi Mine
Naoki Kawano
Sanae Kaneko