发明名称 Bubble control unit, liquid ejecting head, and liquid ejecting apparatus
摘要 Provided is a bubble control unit for a liquid ejecting head which ejects liquid from a nozzle formed on a nozzle surface. The bubble control unit includes a liquid channel through which the liquid is supplied to the nozzle. In the bubble control unit, the liquid channel includes: a first chamber; a second chamber disposed on the upstream side from the first chamber; a first communicating path which has a bubble chamber extending upward from the first chamber, and makes the liquid within the second chamber to flow into the first chamber from a first communicating path inlet of the second chamber; and a second communicating path which is provided with a second communicating path inlet below the first communicating path inlet, separately from the first communicating path inlet, and makes the liquid within the second chamber to flow into the first chamber from the second communicating path inlet.
申请公布号 US8246153(B2) 申请公布日期 2012.08.21
申请号 US20090548388 申请日期 2009.08.26
申请人 MIYAJIMA HIROKI;SEIKO EPSON CORPORATION 发明人 MIYAJIMA HIROKI
分类号 B41J2/19 主分类号 B41J2/19
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