Title:
HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE
Document Type and Number:
Japanese Patent JP2019042979
Kind Code:
A
Abstract:
To provide a head chip which enables improvement of reliability, a liquid jet head, and a liquid jet recording device.SOLUTION: A head chip according to one embodiment of the disclosure includes: a first plate having multiple pressure chambers for applying pressure to a liquid; a second plate having multiple nozzle holes which jet the liquid in response to application of the pressure; and a third plate disposed between the first and second plates and having multiple through holes individually communicating with the multiple pressure chambers and the multiple nozzle holes. In the through hole, a first opening area facing the first plate is larger than a second opening area facing the second plate.SELECTED DRAWING: Figure 7
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Inventors:
IROKAWA TAIKI
Application Number:
JP2017166724A
Publication Date:
March 22, 2019
Filing Date:
August 31, 2017
Export Citation:
Assignee:
SII PRINTEK INC
International Classes:
B41J2/14; B41J2/18
Domestic Patent References:
| JP2016107418A | 2016-06-20 | |||
| JP2008023866A | 2008-02-07 |
Foreign References:
| US20090315946A1 | 2009-12-24 |
Attorney, Agent or Firm:
Patent Business Corporation Tsubasa International Patent Office