公开(公告)号：US20180086062A1

公开(公告)日：2018-03-29

申请号：US15702221

申请日：2017-09-12

Applicant: SII Printek Inc.

Inventor： Daiki IROKAWA

IPC: B41J2/14

CPC classification number: B41J2/1433 ,  B41J2/16

Abstract: The present invention relates to a nozzle plate having small-diameter nozzle holes and large-diameter nozzle holes that are larger in diameter than the small-diameter nozzle holes and communicate with the small-diameter nozzle holes on the downstream side along the direction of ink flow.

公开(公告)号：US20170106663A1

公开(公告)日：2017-04-20

申请号：US15273763

申请日：2016-09-23

Applicant: SII Printek Inc.

Inventor： Daiki IROKAWA

IPC: B41J2/19 ,  B41J2/14

CPC classification number: B41J2/19 ,  B41J2/1433 ,  B41J2202/12

Abstract: A liquid jet head includes a spacer plate that has one surface on which an actuator plate is positioned and has a side flow path communicating with ejection grooves, and an air bubble retention suppression unit that is provided on the spacer plate and suppresses retention of air bubbles in the side flow path.