Title:
PRINT HEAD, AND LIQUID EJECTION DEVICE
Document Type and Number:
Japanese Patent JP2023124318
Kind Code:
A
Abstract:
To provide a print head enabling condition of an ejection head to be recognized and managed in more detail.SOLUTION: The print head is provided, having a driving element driven by being supplied with a driving signal and ejecting liquid by driving the driving element, the print head comprises an ejection module which includes the driving element and a nozzle for ejecting liquid, and a current detecting circuit that detects driving currents generated caused by transmission of the driving signal, wherein the current detecting circuit has a current detector that detects the driving currents as a current detection signal and a processor that controls operation of the current detecting circuit.SELECTED DRAWING: Figure 9
Inventors:
SATO TATSUYA
Application Number:
JP2022028013A
Publication Date:
September 06, 2023
Filing Date:
February 25, 2022
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
B41J2/01; B41J2/045; B41J2/14
Attorney, Agent or Firm:
Yukio Fuse
Michie Obuchi
川▲崎▼ 通
Mitsufumi Matsumoto
Michie Obuchi
川▲崎▼ 通
Mitsufumi Matsumoto