- 专利标题: Ink-jet head, filter assembly used for manufacturing the ink-jet head, and method for manufacturing the ink-jet head using the filter assembly
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申请号: US11300321申请日: 2005-12-15
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公开(公告)号: US20060092247A1公开(公告)日: 2006-05-04
- 发明人: Hiroshi Taira
- 申请人: Hiroshi Taira
- 申请人地址: JP Nagoya-shi
- 专利权人: Brother Kogyo Kabushiki Kaisha
- 当前专利权人: Brother Kogyo Kabushiki Kaisha
- 当前专利权人地址: JP Nagoya-shi
- 优先权: JP2002-278766 20020925; JP2002-279006 20020925; JP2002-279108 20020925
- 主分类号: B41J2/175
- IPC分类号: B41J2/175
摘要:
An ink-jet head comprises a passage unit with an ink passage formed therein and a branching passage unit, and is constructed by laminating the passage unit and the branching passage unit with each other. The ink passage extends from a common ink chamber for supplying ink to a pressure chamber toward a nozzle. The branching passage unit includes an ink branching passage for branching ink from an ink introduction port to ink outlet ports. The outlet ports leads out ink into the passage unit. Inlet ports for introducing ink into the common ink chamber are formed on a surface of the passage unit. Ink outlet ports in the branching passage unit are disposed so as to face the inlet ports. Filters for removing foreign matters mixed in ink are formed in the ink branching passage within the branching passage unit.
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