국제 및 국내 특허문헌 검색

1. (WO2017169681) INK JET HEAD AND INK JET RECORDING APPARATUS

Pub. No.:    WO/2017/169681    International Application No.:    PCT/JP2017/009881
Publication Date: Fri Oct 06 01:59:59 CEST 2017 International Filing Date: Tue Mar 14 00:59:59 CET 2017
IPC: B41J 2/14
B41J 2/18
Applicants: KONICA MINOLTA, INC.
コニカミノルタ株式会社
Inventors: HAMANO, Hikaru
濱野 光
TANAKA, Souichi
田中 聡一
NISHIURA, Tomohiro
西浦 知宏
MARUBAYASHI, Jun
丸林 純
HAYASHI, Yusuke
林 勇輔
Title: INK JET HEAD AND INK JET RECORDING APPARATUS
Abstract:
The present invention addresses the problem of providing an ink jet head and ink jet recording apparatus that can be miniaturized and have flow paths capable of effectively discharging air bubbles or the like. An ink jet head 100 according to the present invention is provided with: a head chip 1 having a nozzle layer 11 with a plurality of nozzles 11a and a pressure chamber layer 12 with a plurality of pressure chambers 13A communicating with the plurality of nozzles 11a, respectively; and a manifold 5 that stores ink to be supplied to the plurality of pressure chambers 13A, wherein the head chip 1 has a plurality of separate communication flow paths 18 communicating with the plurality of pressure chambers 13A, respectively, and capable of discharging the ink inside the pressure chambers 13A, and has common communication flow paths 19 provided on the side of the nozzle layer 11 of the pressure chamber layer 12, connected to the plurality of separate communication flow paths 18, and causing the ink discharged from the plurality of separate communication flow paths 18 to merge with each other.