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    INKJET HEAD AND INKJET RECORDING APPARATUS
    12.
    发明申请
    INKJET HEAD AND INKJET RECORDING APPARATUS 有权
    喷墨头和喷墨记录装置

    公开(公告)号：US20160279933A1

    公开(公告)日：2016-09-29

    申请号：US15047668

    申请日：2016-02-19

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Ryuichi ARAI ,  Ryutaro KUSUNOKI ,  Shuhei YOKOYAMA

    IPC: B41J2/14

    CPC classification number: B41J2/14233 ,  B41J2002/1437 ,  B41J2002/14491 ,  B41J2202/15

    Abstract: According to an embodiment, an inkjet head includes nozzles. The nozzles are arranged on a nozzle plate. The inkjet head further includes actuators arranged corresponding to the nozzles one to one on the nozzle plate. The inkjet head further includes common electrodes and individual electrodes that apply voltage to the actuators. A connection terminal of the common electrode is arranged between connection terminals of the individual electrode.

    Abstract translation: 根据实施例，喷墨头包括喷嘴。 喷嘴布置在喷嘴板上。 喷墨头还包括在喷嘴板上一对一地对应于喷嘴布置的致动器。 喷墨头还包括向致动器施加电压的公共电极和单个电极。 公共电极的连接端子设置在各个电极的连接端子之间。

    INK JET HEAD AND INK JET PRINTING APPARATUS HAVING THE SAME
    13.
    发明申请
    INK JET HEAD AND INK JET PRINTING APPARATUS HAVING THE SAME 有权
    墨水喷头和喷墨打印设备

    公开(公告)号：US20140267498A1

    公开(公告)日：2014-09-18

    申请号：US14209363

    申请日：2014-03-13

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Shuhei YOKOYAMA ,  Ryutaro KUSUNOKI ,  Ryuichi ARAI ,  Chiaki TANUMA

    IPC: B41J2/14 ,  B41J2/16

    CPC classification number: B41J2/162 ,  B41J2/14233 ,  B41J2/161 ,  B41J2/1628 ,  B41J2/1629 ,  B41J2/1631 ,  B41J2/1642 ,  B41J2/1645 ,  B41J2/1646 ,  B41J2002/1425 ,  B41J2002/1437 ,  B41J2002/14491 ,  B41J2202/11 ,  B41J2202/15

    Abstract: An ink jet head includes a pressure chamber formed to hold ink, a vibrating plate, a driving element, and a protective film covering the driving element. The vibrating plate is provided at one end of the pressure chamber, and has a first opening through which the ink held in the pressure chamber is discharged. The driving element is provided on a surface of the vibrating plate and is configured to cause a volume of the pressure chamber to be changed by deforming the vibrating plate upon application of voltage to the driving element. The protective film has a second opening aligned with the first opening and through which the ink held in the pressure chamber is discharged.

    Abstract translation: 喷墨头包括形成为保持油墨的压力室，振动板，驱动元件和覆盖驱动元件的保护膜。 振动板设置在压力室的一端，并且具有第一开口，保持在压力室中的油墨通过该第一开口排出。 驱动元件设置在振动板的表面上，并且构造成通过在施加电压到驱动元件时使振动板变形而使压力室的体积变化。 保护膜具有与第一开口对准的第二开口，保持在压力室中的墨被排出。

    INK JET HEAD AND INK JET PRINTING APPARATUS HAVING THE SAME
    14.
    发明申请
    INK JET HEAD AND INK JET PRINTING APPARATUS HAVING THE SAME 有权
    墨水喷头和喷墨打印设备

    公开(公告)号：US20140253640A1

    公开(公告)日：2014-09-11

    申请号：US14201338

    申请日：2014-03-07

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Shuhei YOKOYAMA ,  Ryutaro KUSUNOKI ,  Ryuichi ARAI

    IPC: B41J2/14

    CPC classification number: B41J2/14233 ,  B41J2002/1425 ,  B41J2002/1437 ,  B41J2002/14491 ,  B41J2202/11 ,  B41J2202/15

    Abstract: An ink jet head includes a chamber unit including a pressure chamber formed to hold ink, and a nozzle plate unit. The nozzle plate includes a vibrating plate forming a bottom wall of the pressure chamber, a driving element that is provided on a bottom surface of the vibrating plate and configured to cause a volume of the pressure chamber to be changed by deforming the vibrating plate upon application of voltage to the driving element, and a protective layer disposed on a bottom surface of the vibrating plate and a bottom surface of the driving element. The protective layer has a first thickness between a bottom surface thereof and the bottom surface of the vibrating plate and second thickness between a bottom surface thereof and the bottom surface of the driving element, and the first thickness is greater than the second thickness.

    Abstract translation: 喷墨头包括：腔单元，包括形成为保持墨的压力室和喷嘴板单元。 喷嘴板包括形成压力室的底壁的振动板，驱动元件，其设置在振动板的底表面上，并且构造成通过在施加时使振动板变形而使压力室的体积变化 的驱动元件的电压，以及设置在振动板的底面和驱动元件的底面的保护层。 保护层在其底面和振动板的底面之间具有第一厚度，在其底表面与驱动元件的底表面之间具有第二厚度，并且第一厚度大于第二厚度。

    INK-JET HEAD AND MANUFACTURING METHOD OF THE SAME
    15.
    发明申请
    INK-JET HEAD AND MANUFACTURING METHOD OF THE SAME 有权
    喷墨头及其制造方法

    公开(公告)号：US20130235123A1

    公开(公告)日：2013-09-12

    申请号：US13786311

    申请日：2013-03-05

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Shuhei YOKOYAMA ,  Ryutaro KUSUNOKI ,  Chiaki TANUMA ,  Ryuichi ARAI

    IPC: B41J2/14 ,  H01L41/22

    CPC classification number: B41J2/14201 ,  B41J2/14233 ,  B41J2/161 ,  B41J2/1623 ,  B41J2/1628 ,  B41J2/1631 ,  B41J2/1632 ,  B41J2/1642 ,  B41J2/1643 ,  B41J2/1646 ,  B41J2002/1437 ,  B41J2202/15 ,  H01L41/22 ,  Y10T29/42

    Abstract: According to embodiments, a manufacturing method for an ink-jet head is disclosed. The method comprises forming an ink pressure chamber, forming an oscillating plate, and forming, on the oscillating plate, a first electrode having a predetermined footprint. The method further comprises forming, on the oscillating plate and on the first electrode, a piezoelectric film having a footprint that is geometrically similar to the predetermined footprint, forming, on the oscillating plate and the piezoelectric film, a second electrode having a footprint that is geometrically similar to the predetermined footprint, and forming a nozzle in the oscillating plate.

    Abstract translation: 根据实施例，公开了一种用于喷墨头的制造方法。 该方法包括形成墨压室，形成振荡板，并在振荡板上形成具有预定印迹的第一电极。 该方法还包括在振荡板上和第一电极上形成压电薄膜，该压电薄膜具有与预定印迹几何相似的印迹，在振荡板和压电薄膜上形成具有足迹的第二电极 在几何学上类似于预定的足迹，并在振荡板中形成喷嘴。

    INK JET HEAD AND MANUFACTURING METHOD OF THE SAME
    18.
    发明申请
    INK JET HEAD AND MANUFACTURING METHOD OF THE SAME 审中-公开
    喷墨头及其制造方法

    公开(公告)号：US20150298458A1

    公开(公告)日：2015-10-22

    申请号：US14790644

    申请日：2015-07-02

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Shuhei YOKOYAMA ,  Ryutaro KUSUNOKI ,  Chiaki TANUMA ,  Ryuichi ARAI

    IPC: B41J2/14

    CPC classification number: B41J2/14233 ,  B41J2/045 ,  B41J2/161 ,  B41J2/1623 ,  B41J2/1628 ,  B41J2/1629 ,  B41J2/1631 ,  B41J2/1632 ,  B41J2/1642 ,  B41J2/1643 ,  B41J2/1645 ,  B41J2/1646 ,  B41J2002/1437 ,  B41J2202/15 ,  Y10T29/42

    Abstract: An ink jet head includes: a vibration plates having a plurality of openings of a first diameter; ink pressure chambers, each arranged on one surface of the corresponding vibration plate; first electrodes, each formed on the other surface of the vibration plate; a plurality of piezoelectric layers, each portion of which is formed on a first electrode such that it surrounds the opening and that, when a driving voltage is applied, deforms the vibration plate to expand or contract the ink pressure chamber; second electrodes formed on each piezoelectric layer; a protective layer which is at least formed on the vibration plate and the second electrode and has a nozzle for ejecting the ink having a diameter smaller than the first diameter extending therethrough and through the opening; and an ink-feeding mechanism that feeds the ink into the ink pressure chambers.

    Abstract translation: 喷墨头包括：振动板，具有多个第一直径的开口; 油墨压力室，各自布置在相应振动板的一个表面上; 第一电极，每个形成在振动板的另一个表面上; 多个压电层，其每个部分形成在第一电极上，使得其围绕开口，并且当施加驱动电压时，使振动板变形以使墨压力室膨胀或收缩; 形成在每个压电层上的第二电极; 保护层至少形成在振动板和第二电极上，并且具有用于喷射直径小于延伸穿过其中的第一直径的墨水的喷嘴并通过该开口; 以及将墨水供给到墨压室中的供墨机构。

    INK JET HEAD
    19.
    发明申请
    INK JET HEAD 有权
    墨水喷头

    公开(公告)号：US20140071204A1

    公开(公告)日：2014-03-13

    申请号：US14024029

    申请日：2013-09-11

    Applicant: TOSHIBA TEC KABUSHIKI KAISHA

    Inventor： Ryutaro KUSUNOKI ,  Chiaki TANUMA ,  Shuhei YOKOYAMA ,  Ryuichi ARAI

    IPC: B41J2/14

    CPC classification number: B41J2/14233 ,  B41J2002/14241 ,  B41J2002/1437 ,  B41J2002/14475 ,  B41J2202/15

    Abstract: According to one embodiment, an ink jet head includes an ink pressure chamber, a nozzle hole, a vibrating plate, an actuator, and electrodes. The ink pressure chamber stores ink which is discharged through the nozzle hole. The vibrating plate is formed to surround the nozzle hole. The actuator drives the vibrating plate. The electrodes are formed to be axially symmetrical with respect to the nozzle hole and drive the actuator.

    Abstract translation: 根据一个实施例，喷墨头包括墨压力室，喷嘴孔，振动板，致动器和电极。 油墨压力室存储通过喷嘴孔排出的油墨。 振动板形成为围绕喷嘴孔。 执行器驱动振动板。 电极形成为相对于喷嘴孔轴向对称并驱动致动器。

    INK JET HEAD AND IMAGE FORMING APPARATUS
    20.
    发明申请
    INK JET HEAD AND IMAGE FORMING APPARATUS 有权
    喷墨头和图像形成装置

    公开(公告)号：US20140063130A1

    公开(公告)日：2014-03-06

    申请号：US14015581

    申请日：2013-08-30

    Applicant: Toshiba Tec Kabushiki Kaisha

    Inventor： Ryuichi ARAI ,  Chiaki TANUMA ,  Ryutaro KUSUNOKI ,  Shuhei YOKOYAMA

    IPC: B41J2/14 ,  B41J2/16

    CPC classification number: B41J2/14233 ,  B41J2/1433 ,  B41J2/1621 ,  B41J2002/1437 ,  B41J2002/14475 ,  B41J2202/15 ,  Y10T29/42

    Abstract: An ink jet head according to an embodiment comprises a substrate including amounting surface and a pressure chamber open to the mounting surface, the substrate having a first expansion coefficient. The ink jet head further comprises a vibration plate including a first surface fixed to the mounting surface of the substrate, a second surface located on the opposite side of the first surface, an opening portion open to the pressure chamber, a first portion having a second expansion coefficient different from the first expansion coefficient, and a second portion having a third expansion coefficient different from the second expansion coefficient. The ink jet head further comprises a piezoelectric element provided on the second surface of the vibration plate and configured to deform the vibration plate to thereby change a volume of the pressure chamber.

    Abstract translation: 根据一个实施例的喷墨头包括一个包括量表面的基底和一个通向安装表面的压力室，该基底具有第一膨胀系数。 喷墨头还包括振动板，该振动板包括固定到基板的安装表面的第一表面，位于第一表面相反侧的第二表面，与压力室相通的开口部分，第一部分具有第二表面 膨胀系数与第一膨胀系数不同，第二部分具有与第二膨胀系数不同的第三膨胀系数。 喷墨头还包括设置在振动板的第二表面上并被构造为使振动板变形从而改变压力室的体积的压电元件。

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