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    Ink jet recording head and method for preserving same
    15.
    发明公开
    Ink jet recording head and method for preserving same 失效
    Tintenstrahlaufzeichnungskopf undSchützverfahrendafür。

    公开(公告)号：EP0514632A2

    公开(公告)日：1992-11-25

    申请号：EP92103869.1

    申请日：1992-03-06

    申请人： CANON KABUSHIKI KAISHA

    发明人： Karita, Seiichiro, c/o Canon Kabushiki Kaisha ,  Ohkuma, Norio, c/o Canon Kabushiki Kaisha ,  Saito, Megumi, c/o Canon Kabushiki Kaisha ,  Higuma, Masahiko, c/o Canon Kabushiki Kaisha ,  Arashima, Teruo, c/o Canon Kabushiki Kaisha

    IPC分类号： B41J2/165

    CPC分类号： B41J2/17536 ,  B41J2/16505 ,  B41J2/1752 ,  B41J2/17533 ,  B41J2202/11

    摘要： A recording head comprises an ink container (IJC), an energy generating device (91) for discharging ink from the ink container, an ink discharge section corresponding to the energy generating device and a covering member that covers the ink discharge section and an atmosphere-communicating opening for the ink container, wherein when the recording head is out of recording, a small opening communicating with the atmosphere-communicating opening, or a valve member (22) capable of opening or closing in accordance with an internal pressure change, or an internal pressure change-absorbing member capable of absorbing an internal pressure change by changing its volume is provided on said covering member at a position corresponding to the atmosphere-communicating opening.

    摘要翻译： 记录头包括墨水容器，用于从墨水容器排出墨水的能量产生装置，对应于能量产生装置的墨水排放部分和覆盖墨水排放部分的覆盖部件和用于墨水容器的气氛连通开口 其中当记录头不在记录中时，与气氛连通开口连通的小开口或能够根据内部压力变化打开或关闭的阀构件或能够吸收的内部压力变化吸收构件 在与气氛连通口对应的位置处，在所述覆盖部件上设置改变其体积的内部压力变化。