发明授权
- 专利标题: Liquid discharge recording head and recording apparatus
- 专利标题(中): 液体放电记录头和记录装置
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申请号: US12476541申请日: 2009-06-02
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公开(公告)号: US08147034B2公开(公告)日: 2012-04-03
- 发明人: Yoshinori Tagawa , Junichi Kobayashi , Kenji Fujii , Hiroyuki Murayama , Makoto Watanabe , Taichi Yonemoto
- 申请人: Yoshinori Tagawa , Junichi Kobayashi , Kenji Fujii , Hiroyuki Murayama , Makoto Watanabe , Taichi Yonemoto
- 申请人地址: JP Tokyo
- 专利权人: Canon Kabushiki Kaisha
- 当前专利权人: Canon Kabushiki Kaisha
- 当前专利权人地址: JP Tokyo
- 代理机构: Canon USA Inc. IP Division
- 优先权: JP2008-148127 20080605
- 主分类号: B41J2/135
- IPC分类号: B41J2/135
摘要:
A liquid discharge recording head includes a flow passage forming member having discharge ports and a flow passage, the discharge ports configured to discharge droplets, the flow passage communicating with the discharge ports. The flow passage forming member also has a first opening and a second opening, the first opening provided at a surface of the flow passage forming member with the discharge ports, the second opening causing the inside of the first opening to communicate with the outside of the flow passage forming member through a communication passage.
公开/授权文献
- US20090303289A1 LIQUID DISCHARGE RECORDING HEAD AND RECORDING APPARATUS 公开/授权日:2009-12-10
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