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    LIQUID DROPLET FORMING DEVICE AND LIQUID DROPLET FORMING METHOD
    2.
    发明公开
    LIQUID DROPLET FORMING DEVICE AND LIQUID DROPLET FORMING METHOD 审中-公开

    公开(公告)号：EP3539779A1

    公开(公告)日：2019-09-18

    申请号：EP19160867.8

    申请日：2019-03-05

    申请人： Ricoh Company, Ltd.

    发明人： Kuramochi, Yuzuru ,  TAKAGI, Daisuke ,  Okano, Satoshi ,  Matsumoto, Takahiko ,  Muramatsu, Koichi ,  Nakazawa, Satoshi ,  Mashiko, Ryuya

    IPC分类号： B41J2/045 ,  B41J2/14

    摘要： Provided is liquid droplet forming device (1) including: liquid container (2) capable of containing a liquid; membranous member (3) disposed at bottom of liquid container (2) and including a discharging hole (3a); deforming unit (4) capable of deforming membranous member (3); and driving unit (5) configured to drive deforming unit (4) by outputting a discharging signal for deforming membranous member (3) to discharge the liquid or a suppressing signal for suppressing residual vibration of membranous member (3), wherein the suppressing signal is a signal based on natural vibration period To of membranous member (3), wherein an amplitude of the suppressing signal is lower than or equal to an amplitude of the discharging signal, and wherein interval time T i from when outputting of the discharging signal is ended until when outputting of the suppressing signal is started satisfies a formula: T i =(m-1/2)×T 0 , where m represents a positive integer.

    Foam removing device and foam removing method
    4.
    发明公开
    Foam removing device and foam removing method 有权
    SCHAUMENTFERNUNGSVORRICHTUNG UND SCHAUMENTFERNUNGSVERFAHREN

    公开(公告)号：EP2703055A1

    公开(公告)日：2014-03-05

    申请号：EP13177865.6

    申请日：2013-07-24

    申请人： Ricoh Company, Ltd.

    发明人： Nakazawa, Satoshi ,  Hanai, Shuji

    IPC分类号： B01D19/00

    CPC分类号： B01D19/0057 ,  B01D19/0052

    摘要： A foam removing device (100), containing: a liquid container (15); a foam-containing liquid supply pipe (17); an air bubble outlet pipe (18); a foam-removed liquid outlet pipe (16); an inner rotating cylinder (9); a liquid supply opening (171); and an air bubble outlet (14), wherein the inner rotating cylinder (9) contains a foam-removed liquid guide hole (10) formed therein, where the foam-removed liquid guide hole (10) is configured to guide the foam-removed liquid reached to an area adjacent to a perimeter surface of the inner rotating cylinder (9) by the centrifugal separation into a foam-removed liquid accommodating space between an outer surface of the inner rotating cylinder (9) and an inner surface of the liquid container (15), and a foam-removed liquid outlet opening (161) is provided in the foam-removed liquid accommodating space of the liquid container (15), where the foam-removed liquid outlet opening (161) is configured to connect the foam-removed liquid outlet pipe (16) with the liquid container (15).

    摘要翻译： 一种泡沫去除装置，包括：液体容器（15）; 含泡沫的液体供给管（17）; 气泡出口管（18）; 泡沫去除液体出口管（16）; 内部旋转圆筒（9）; 液体供应开口（171）; 和气泡出口（14），其中所述内部旋转圆筒（9）包含形成在其中的泡沫去除液体引导孔（10），所述泡沫去除液体引导孔（10）构造成引导所述泡沫去除 液体通过离心分离到达与内旋转圆筒（9）的周边表面相邻的区域，在内旋转圆筒（9）的外表面和液体容器的内表面之间的泡沫去除液体容纳空间 （15），并且在所述液体容器（15）的所述泡沫去除液体容纳空间中设置泡沫去除液体出口开口（161），其中所述泡沫去除液体出口开口（161）构造成将泡沫 - 释放液体出口管（16）。