| 发明名称 |
INK FEEDHOLE OF INKJET PRINTHEAD AND METHOD OF FORMING THE SAME |
| 摘要 |
An ink feedhole of an inkjet printhead and a method of forming the same includes an ink feedhole that penetrates a substrate and has a width that narrows in an upper direction of the substrate, wherein at least one internal wall of the ink feedhole has a plurality of steps and inclines with respect to a surface of the substrate.
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| 申请公布号 |
US2010171793(A1) |
申请公布日期 |
2010.07.08 |
| 申请号 |
US20090544422 |
申请日期 |
2009.08.20 |
| 申请人 |
SAMSUNG ELECTRONICS CO., LTD |
发明人 |
JEONG YONG-WON;YOON YONG-SEOP;LEE MOON-CHUL;SHIM DONG-SIK;KIM JONG-SEOK |
| 分类号 |
B41J2/14 |
主分类号 |
B41J2/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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