| 发明名称 |
LIQUID EJECTING APPARATUS |
| 摘要 |
A liquid ejecting head includes: a nozzle plate formed with a plurality of nozzle orifices; a drive unit configured to apply pressure vibration to pressure generating chambers communicating to the plurality of nozzle orifices; and a head casing including the drive unit and having a surface opposed to the nozzle plate. The plurality of nozzle orifices defines a first nozzle array group and a second nozzle array group which are staggered, and the surface has a first recess and a second recess which are staggered. |
| 申请公布号 |
US2014333698(A1) |
申请公布日期 |
2014.11.13 |
| 申请号 |
US201414444046 |
申请日期 |
2014.07.28 |
| 申请人 |
SEIKO EPSON CORPORATION |
发明人 |
AKAHANE Fujio |
| 分类号 |
B41J2/14;B41J2/165 |
主分类号 |
B41J2/14 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A liquid ejecting head comprising:
a nozzle plate formed with a plurality of nozzle orifices; a drive unit configured to apply pressure vibration to pressure generating chambers communicating to the plurality of nozzle orifices; and a head casing including the drive unit and having a surface opposed to the nozzle plate, wherein the plurality of nozzle orifices defines a first nozzle array group and a second nozzle array group which are staggered, and the surface has a first recess and a second recess which are staggered. |
| 地址 |
Tokyo JP |
