发明名称 液体噴射ヘッド及び液体噴射装置
摘要 PROBLEM TO BE SOLVED: To provide a liquid ejecting head and a liquid ejecting apparatus capable of improving liquid ejection quality by surely suppressing liquid thickening and sedimentation of components.SOLUTION: A liquid ejecting head includes: a nozzle plate 20 on which a nozzle opening 21 for ejecting liquid is provided; a channel forming substrate 10 on which a pressure generating chamber 12 communicating with the nozzle opening 21 is provided; pressure generating means 300 for generating pressure change in the liquid in the pressure generating chamber 12; and a communicating plate 15 disposed between the nozzle plate 20 and the channel forming substrate 10, and provided with a communicating path 16 making the pressure generating chamber 12 communicate with the nozzle opening 21. The communicating plate 15 is provided with a circulation channel 17 making the communicating path 16 communicate with a common liquid chamber 100 communicating with the plurality of pressure generating chambers 12 in common.
申请公布号 JP5962935(B2) 申请公布日期 2016.08.03
申请号 JP20150096038 申请日期 2015.05.08
申请人 セイコーエプソン株式会社 发明人 赤▲羽▼ 富士男;▲高▼橋 智明
分类号 B41J2/14;B41J2/155;B41J2/175;B41J2/18 主分类号 B41J2/14
代理机构 代理人
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