发明授权
- 专利标题: Liquid discharge head and method for manufacturing the same
- 专利标题(中): 液体排出头及其制造方法
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申请号: US09608167申请日: 2000-06-30
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公开(公告)号: US06511162B1公开(公告)日: 2003-01-28
- 发明人: Toshio Kashino , Hiroshi Sugitani , Masami Ikeda , Yoshiaki Suzuki , Shuji Koyama , Masashi Miyagawa , Hiroaki Mihara , Takashi Saito
- 申请人: Toshio Kashino , Hiroshi Sugitani , Masami Ikeda , Yoshiaki Suzuki , Shuji Koyama , Masashi Miyagawa , Hiroaki Mihara , Takashi Saito
- 优先权: JP11-189625 19990702
- 主分类号: B41J2045
- IPC分类号: B41J2045
摘要:
In a liquid discharge head having a head body provided with an orifice plate having a plurality of discharge ports for discharging liquid droplets therefrom, a plurality of flow paths communicating with respective ones of the plurality of discharge ports, a liquid chamber for supplying liquid to the plurality of flow paths, and a plurality of energy generating elements disposed correspondingly to the plurality of flow paths and generating energy for discharging the liquid droplets, the orifice plate being joined to the joined surface of the head body in which the communication ports of the flow paths communicating with the discharge ports of the orifice plate are disposed, the orifice plate comprises a first member providing the core of the orifice plate and formed with apertures layer than the discharge ports at locations whereat the discharge ports are formed, and a second member covering the both surfaces of the first member and the inner surfaces of the apertures.
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