发明授权
US06515255B1 Processing method of discharge nozzle for liquid jet recording head and manufacturing method of liquid jet recording head
失效
液体喷射记录头的排出喷嘴的处理方法和液体喷射记录头的制造方法
- 专利标题： Processing method of discharge nozzle for liquid jet recording head and manufacturing method of liquid jet recording head
- 专利标题（中）： 液体喷射记录头的排出喷嘴的处理方法和液体喷射记录头的制造方法
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申请号： US09603189申请日： 2000-06-26
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公开(公告)号： US06515255B1公开(公告)日： 2003-02-04
- 发明人: Jun Koide
- 申请人： Jun Koide
- 优先权： JP11-182921 19990629
- 主分类号： B23K2638
- IPC分类号： B23K2638
摘要：
A processing method for processing a discharge nozzle in a liquid jet recording head includes the steps of: providing a surface of the discharge port formation plate on the liquid discharge side with a sacrifice layer made of material capable of being processed by the laser light; processing and forming a discharge nozzle on the discharge port formation plate by irradiation of laser light; and removing the sacrifice layer.
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