| 发明名称 | Maintenance valve for fluid ejection head | ||
| 摘要 | An ejection chip is disclosed, and comprises a substrate, a flow feature layer, a nozzle plate, and one or more valves. The substrate includes one or more fluid channels and one or more fluid ports each in communication with at least one of the one or more fluid channels. The flow feature layer is disposed over the substrate, and the flow feature layer include one or more flow features each in communication with at least one of the one or more fluid ports. | ||
| 申请公布号 | US9630419(B2) | 申请公布日期 | 2017.04.25 |
| 申请号 | US201314427267 | 申请日期 | 2013.09.12 |
| 申请人 | Funai Electric Co., Ltd. | 发明人 | Hong Eunki;Joyner Burton L.;Gagnon Daniel R.;Powell Wade A.;Guan Yimin;Strunk Timothy L. |
| 分类号 | B41J2/15;B41J2/175;B41J2/14;B41J2/165 | 主分类号 | B41J2/15 |
| 代理机构 | Amster, Rothstein & Ebenstein, LLP | 代理人 | Amster, Rothstein & Ebenstein, LLP |
| 主权项 | 1. An ejection chip comprising: a substrate that includes one or more fluid channels and one or more fluid ports each in communication with at least one of the one or more fluid channels; a flow feature layer disposed over the substrate, the flow feature layer include one or more flow features each in communication with at least one of the one or more fluid ports; a nozzle plate disposed over the flow feature layer, the nozzle plate including one or more nozzles each in communication with at least one of the one or more flow features so that one or more fluid paths are defined by the one or more fluid channels, the one or more fluid ports, the one or more flow features, and the one or more nozzles; and one or more valves directly secured at opposite ends of the one or more fluid ports and that selectively impede flow of fluid through the one or more fluid paths. | ||
| 地址 | Osaka JP | ||