Title:
インクジェットヘッドとそれを用いたインクジェット装置とインク塗布方法
Document Type and Number:
Japanese Patent JP6990877
Kind Code:
B2
Abstract:
To provide an inkjet head that can make both relaxing of a discharge abnormality caused by fluid crosstalk generated between a plurality of discharge elements and maintaining of desired discharge liquid droplet volumes.SOLUTION: An inkjet head comprises a plurality of discharge units which include: a nozzle for discharging liquid droplets; a first pressure chamber joined to the nozzle; a second pressure camber at a supply side and a second pressure chamber at a discharge side, joined to the first pressure chamber; a third pressure chamber at the supply side joined to the second pressure chamber at the supply side; a third pressure chamber at the discharge side joined to the second pressure chamber at the discharge side; an energy generating element for giving discharge force to liquid in the first pressure chamber; a first squeezing part at the supply side between the first pressure chamber and the second pressure chamber at the supply side; a first squeezing part at the discharge side between the first pressure chamber and the second pressure chamber at the discharge side; a second squeezing part at the supply side between the second pressure chamber at the supply side and the third pressure chamber at the supply side; and a second squeezing part at the discharge side between the second pressure chamber at the discharge side and the third pressure chamber at the discharge side.SELECTED DRAWING: Figure 4
Inventors:
Shuhei Nakatani
Otsuka Kyo
Toyofuku Yosuke
Otsuka Kyo
Toyofuku Yosuke
Application Number:
JP2018130333A
Publication Date:
January 12, 2022
Filing Date:
July 10, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
B41J2/14
Domestic Patent References:
| JP2012061717A | ||||
| JP2014061695A | ||||
| JP2017087708A |
Foreign References:
| US20080143796 |
Attorney, Agent or Firm:
Washeda International Patent Office