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    • 13. 发明授权
    • Back-shooting inkjet print head
    • 背投喷墨打印头
    • US06412918B1
    • 2002-07-02
    • US09861758
    • 2001-05-21
    • Chia-Tai ChenShyh-Haur SuChing-Yi MaoJe-Ping HuCharles C. ChangChun-Jung Chen
    • Chia-Tai ChenShyh-Haur SuChing-Yi MaoJe-Ping HuCharles C. ChangChun-Jung Chen
    • B41J205
    • B41J2/14112B41J2/1404B41J2002/1437B41J2202/03
    • A back-shooting inkjet print head. The inkjet print head comprises: a first substrate having a plurality of thermal resistors formed on a back surface thereof, and a plurality of orifices formed through the first substrate and respectively located proximate to the resistors; an isolation layer having a plurality of ink channels formed therein, wherein the isolation layer is arranged onto the back surface of the first substrate such that the region of each ink channel covers that of one of the resistors and one of the orifices; and a second substrate having an ink supply window, wherein the second substrate is arranged on the isolation layer covering the ink channels, such that the ink supply window, connected to the ink channels, is located at one side of the resistors while the orifices of the first substrate are located at the other side of the resistors and face the second substrate.
    • 背投喷墨打印头。 喷墨打印头包括:第一基板,其具有形成在其背面上的多个热敏电阻器,以及多个通过第一基板形成并分别位于电阻器附近的孔口; 隔离层,其中形成有多个墨水通道,其中所述隔离层布置在所述第一基底的背面上,使得每个墨水通道的区域覆盖所述电阻器和所述孔中的一个的区域; 以及具有供墨窗口的第二基板,其中第二基板布置在覆盖墨水通道的隔离层上,使得连接到墨水通道的供墨窗口位于电阻器的一侧,而孔的孔 第一基板位于电阻器的另一侧并面对第二基板。
    • 15. 发明授权
    • Monolithic ink-jet print head and method of fabricating the same
    • 单片喷墨打印头及其制造方法
    • US06406134B1
    • 2002-06-18
    • US09235643
    • 1999-01-22
    • Je-Ping HuYi-Yung WuDaniel Y. LanYi-Hsuan LaiHui-Fang Wang
    • Je-Ping HuYi-Yung WuDaniel Y. LanYi-Hsuan LaiHui-Fang Wang
    • B41J216
    • B41J2/1634B41J2/1603B41J2/1623B41J2/1628B41J2/1629B41J2/1631B41J2/1639B41J2/1645
    • A monolithic ink-jet print head and a method of fabricating the same are proposed, which not only can allow the nozzle device to be highly secured to the ink-jet print head, but also can allow the overall manufacturing process for the ink-jet print head to be more simplified and thus more cost-effective to implement as compared to the prior art. The monolithic ink-jet print head is constructed on a print-control chip formed with an array of transducers. A plurality of ink barrier layers are then formed from a first polymer over the print-control chip for separating the transducers from each other; and subsequently, a nozzle device is formed from a second polymer over the ink barrier layer. The second polymer is substantially equal or at least close in thermal expansion coefficient to the first polymer used to form the ink barrier layer. Therefore, the nozzle device would hardly break apart from the ink barrier layer after a long period of use that would easily occur in the prior art due to repeated unequal thermal expansions during operation. Moreover, the monolithic process to fabricate the ink-jet print head also allows the manufacture of the ink-jet print head to be easily carried out for mass production with reduced manufacturing cost simply through conventional semiconductor fabrication processes.
    • 提出了一种单片喷墨打印头及其制造方法,其不仅可以使喷嘴装置高度固定在喷墨打印头上,而且可以允许喷墨打印头的整个制造过程 与现有技术相比,打印头更加简化,因此实现更具成本效益。 单片喷墨打印头构造在由换能器阵列形成的打印控制芯片上。 然后在印刷控制芯片上由第一聚合物形成多个油墨阻挡层,用于将换能器彼此分离; 随后,喷墨装置由墨阻挡层上的第二聚合物形成。 第二聚合物与用于形成油墨阻挡层的第一聚合物的热膨胀系数基本相等或至少接近。 因此,由于在操作期间重复的不平等的热膨胀,在现有技术中很容易发生长时间的使用后,喷嘴装置几乎不会从油墨阻挡层脱离。 此外,制造喷墨打印头的整体工艺还允许通过简单地通过常规的半导体制造工艺简单地制造喷墨打印头来简化地进行批量生产,同时降低制造成本。