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21. 发明授权

US07226148B2 Ink-jet printhead and method of manufacturing the same 有权
标题翻译：喷墨打印头及其制造方法
公开(公告)号：US07226148B2
公开(公告)日：2007-06-05
申请号：US10899109
申请日：2004-07-27
申请人： Hoon Song , Yong-soo Oh , Jong-woo Shin , Hyung-taek Lim
发明人： Hoon Song , Yong-soo Oh , Jong-woo Shin , Hyung-taek Lim
IPC分类号： B41J2/05
CPC分类号： B41J2/1629 , B41J2/14137 , B41J2/1601 , B41J2/1628 , B41J2/1631 , B41J2/1635 , B41J2/1639 , B41J2/1642 , B41J2/1643 , B41J2/1646 , B41J2002/1437
摘要： An ink-jet printhead, and a method of manufacturing the same, includes a substrate, an ink chamber, a manifold, and an ink channel formed between the ink chamber and the manifold to provide flow communication between the ink chamber and the manifold, a substantially flat nozzle plate formed on the upper surface of the substrate, the nozzle plate including a plurality of passivation layers, a heat dissipation layer disposed on the plurality of passivation layers, the heat dissipation layer formed of a thermally conductive material and including a first thermally conductive layer formed on the plurality of passivation layers and a second thermally conductive layer formed on the first thermally conductive layer, and a nozzle extending through the nozzle plate in flow communication with the ink chamber, and a heater and a conductor, the heater heating ink filled in the ink chamber and the conductor applying current to the heater.
摘要翻译：喷墨打印头及其制造方法包括在油墨室和歧管之间形成的基板，油墨室，歧管和油墨通道，以提供油墨室与歧管之间的流动连通，基本上平坦的喷嘴板，形成在基板的上表面上，喷嘴板包括多个钝化层，设置在多个钝化层上的散热层，散热层由导热材料形成，并且包括第一热形成在多个钝化层上的导电层和形成在第一导热层上的第二导热层，以及延伸穿过与墨室流动连通的喷嘴板的喷嘴，以及加热器和导体，加热器加热墨填充在墨水室中，并且导体将电流施加到加热器。

22. 发明授权

US07201461B2 Apparatus for controlling a temperature of an ink-jet printhead 失效
标题翻译：用于控制喷墨打印头的温度的装置
公开(公告)号：US07201461B2
公开(公告)日：2007-04-10
申请号：US10991930
申请日：2004-11-19
申请人： Young-jae Kim , Keon Kuk , Yong-soo Oh
发明人： Young-jae Kim , Keon Kuk , Yong-soo Oh
IPC分类号： B41J29/38 , B41J2/05
CPC分类号： B41J2/04528 , B41J2/0454 , B41J2/04541 , B41J2/04563 , B41J2/0458
摘要： An apparatus for controlling a temperature of an ink-jet printhead includes a heater driving field effect transistor (FET) connected to a heater, the heater driving FET for applying a heater voltage to the heater according to a waveform input to a gate of the heater driving FET, a current sensor for converting current flowing between a drain and a source of the heater driving FET into a voltage and for outputting the voltage, a comparator for comparing the voltage output from the current sensor with a predetermined reference voltage, a warming control signal generator for generating a warming control signal in a form of a pulse string, and a switching unit for receiving an output signal from the comparator and the warming control signal, and for outputting the warming control signal according to a level of the output signal from the comparator to the gate of the heater driving FET.
摘要翻译：用于控制喷墨打印头的温度的装置包括：加热器驱动场效应晶体管（FET），其连接到加热器;加热器驱动FET，用于根据输入到加热器的门的波形向加热器施加加热器电压驱动FET，用于将在加热器驱动FET的漏极和源极之间流动的电流转换为电压并输出电压的电流传感器，用于将来自电流传感器的电压与预定参考电压进行比较的比较器，加热控制信号发生器，用于产生脉冲串形式的加温控制信号;以及切换单元，用于接收来自比较器的输出信号和加温控制信号，并且根据来自该控制信号的输出信号的电平输出加温控制信号比较器加热器驱动FET的栅极。

23. 发明授权

US07169539B2 Monolithic ink-jet printhead having a tapered nozzle and method for manufacturing the same 有权
标题翻译：具有锥形喷嘴的单片喷墨打印头及其制造方法
公开(公告)号：US07169539B2
公开(公告)日：2007-01-30
申请号：US11084097
申请日：2005-03-21
申请人： Hyung-taek Lim , Jong-woo Shin , Hoon Song , Yong-soo Oh , Chang-seung Lee
发明人： Hyung-taek Lim , Jong-woo Shin , Hoon Song , Yong-soo Oh , Chang-seung Lee
IPC分类号： B41J2/16
CPC分类号： B41J2/14137 , B41J2/14129 , B41J2/1433 , B41J2/1603 , B41J2/1625 , B41J2/1626 , B41J2/1631 , B41J2/1646 , B41J2002/1437
摘要： A monolithic ink-jet printhead includes a substrate having an ink chamber, a manifold, and an ink channel in flow communication, a nozzle plate including a plurality of passivation layers stacked on the substrate and a heat dissipating layer stacked on the passivation layers, a nozzle for ejecting ink penetrating the nozzle plate, a heater provided between adjacent passivation layers above the ink chamber, and a conductor between adjacent passivation layers, the conductor being electrically connected to the heater, wherein the heat dissipating layer is made of a thermally conductive metal for dissipating heat from the heater, the lower part of the nozzle is formed by penetrating the plurality of passivation layers, and the upper part of the nozzle is formed by penetrating the heat dissipating layer in a tapered shape in which a cross-sectional area thereof decreases gradually toward an exit thereof.
摘要翻译：单片式喷墨打印头包括具有墨水室，歧管和流动连通的墨水通道的基板，包括堆叠在基板上的多个钝化层的喷嘴板和堆叠在钝化层上的散热层，用于喷射穿过喷嘴板的墨水的喷嘴，设置在墨水室上方的相邻钝化层之间的加热器和相邻钝化层之间的导体，导体电连接到加热器，其中散热层由导热金属为了从加热器散热，喷嘴的下部通过穿透多个钝化层而形成，并且喷嘴的上部通过穿透散热层而形成，该锥形形状的截面积为逐渐向其出口逐渐减少。

24. 发明申请

US20050174391A1 Monolithic ink-jet printhead having an ink chamber defined by a barrier wall and manufacturing method thereof 有权
标题翻译：具有由阻隔壁限定的墨室的单片式喷墨打印头及其制造方法
公开(公告)号：US20050174391A1
公开(公告)日：2005-08-11
申请号：US11102735
申请日：2005-04-11
申请人： Su-ho Shin , Seog-soon Baek , Yong-soo Oh , Seung-ju Shin
发明人： Su-ho Shin , Seog-soon Baek , Yong-soo Oh , Seung-ju Shin
IPC分类号： B41J2/05 , B41J2/14 , B41J2/16 , B41J2/235
CPC分类号： B41J2/1643 , B41J2/14032 , B41J2/1603 , B41J2/1628 , B41J2/1632 , B41J2002/1437 , Y10T29/49083 , Y10T29/49126 , Y10T29/49128 , Y10T29/4913 , Y10T29/49401
摘要： A monolithic ink-jet printhead includes a substrate having an ink chamber to be filled with ink to be ejected on a front surface, a manifold for supplying ink to the ink chamber on a rear surface, and an ink channel communicating between the ink chamber and the manifold, a barrier wall formed on the front surface of the substrate to a predetermined depth and defining at least a portion of the ink chamber in a width-wise direction, a nozzle plate including a plurality of material layers stacked on the substrate and having a nozzle penetrating the nozzle plate, so that ink ejected from the ink chamber is ejected through the nozzle, a heater formed between adjacent material layers and located above the ink chamber for heating ink to be supplied within the ink chamber; and a conductor for providing current across the heater being provided between adjacent material layers.
摘要翻译：单片式喷墨打印头包括具有填充有要喷射在前表面上的油墨的油墨室的基板，用于向后表面上的油墨室供墨的歧管和在油墨室与油墨室之间连通的油墨通道所述歧管是形成在所述基板的前表面上至预定深度并且沿宽度方向限定所述墨水室的至少一部分的阻挡壁;喷嘴板，包括堆叠在所述基板上的多个材料层，并且具有穿过喷嘴板的喷嘴，使得从墨水室喷出的墨水通过喷嘴喷射，形成在相邻材料层之间并位于墨水室上方的加热器，用于加热供应到墨水室内的墨水; 以及用于在相邻材料层之间提供横跨加热器的电流的导体。

25. 发明授权

US06652077B2 High-density ink-jet printhead having a multi-arrayed structure 失效
公开(公告)号：US06652077B2
公开(公告)日：2003-11-25
申请号：US10274049
申请日：2002-10-21
申请人： Doo-jin Maeng , Yong-soo Oh , Sang-hoon Lee , Keon Kuk
发明人： Doo-jin Maeng , Yong-soo Oh , Sang-hoon Lee , Keon Kuk
IPC分类号： B41J205
CPC分类号： B41J2/15 , B41J2/14137 , B41J2002/1437
摘要： A high-density ink-jet printhead, in which a plurality of nozzles, through which ink is ejected, are arrayed on an ink supply manifold in a plurality of rows is provided, wherein the ink-jet printhead includes a substrate; hemispherical ink chambers at a surface of the substrate; a manifold for supplying ink to the ink chambers; ink channels to be in flow communication with the ink chambers and the manifold; a nozzle plate monolithically formed with the substrate; nozzles formed on the nozzle plate, each formed to correspond to a center of each of the ink chambers; heaters formed on the nozzle plate, each having a ring shape and encircling a corresponding nozzle; and electrodes, positioned on the nozzle plate and electrically connected to the heaters, for applying current to the heaters, wherein the nozzles are arrayed on the manifold in at least in three rows, and preferably in five rows.

26. 发明授权

US07367656B2 Ink-jet printhead and method for manufacturing the same 失效
标题翻译：喷墨打印头及其制造方法
公开(公告)号：US07367656B2
公开(公告)日：2008-05-06
申请号：US10773289
申请日：2004-02-09
申请人： Chang-ho Cho , Yong-soo Oh , Keon Kuk , Jong-woo Shin
发明人： Chang-ho Cho , Yong-soo Oh , Keon Kuk , Jong-woo Shin
IPC分类号： B41J2/05
CPC分类号： B41J2/1601 , B41J2/1404 , B41J2/14137 , B41J2/1629 , B41J2/1631 , B41J2/1643 , B41J2002/1437
摘要： In an ink-jet printhead and a method for manufacturing the same, the ink-jet printhead includes a substrate, an ink chamber to be filled with ink to be ejected formed on an upper surface of the substrate, a restrictor, which is a path through which ink is supplied from an ink reservoir to the ink chamber, perforating a bottom surface of the substrate and a bottom surface of the ink chamber, a nozzle plate, which is stacked on the upper surface of the substrate and forms an upper wall of the ink chamber, a nozzle perforating the nozzle plate at a position corresponding to a center of the ink chamber, a heater formed in the nozzle plate to surround the nozzle, and a conductor for applying a current to the heater.
摘要翻译：在喷墨打印头及其制造方法中，喷墨打印头包括基板，在基板的上表面上填充要喷射的墨水的墨室，作为路径的限制器通过该墨水从墨水储存器供应到墨水室，穿透基板的底表面和墨水室的底表面，喷嘴板，其堆叠在基板的上表面上并形成墨水室，在对应于墨水腔的中心的位置处对喷嘴板进行穿孔的喷嘴，形成在喷嘴板中以围绕喷嘴的加热器，以及用于向加热器施加电流的导体。

27. 发明授权

US07334335B2 Method of manufacturing a monolithic ink-jet printhead 有权
标题翻译：制造单片喷墨打印头的方法
公开(公告)号：US07334335B2
公开(公告)日：2008-02-26
申请号：US11647396
申请日：2006-12-29
申请人： Su-ho Shin , Seog-soon Baek , Seung-joo Shin , Yong-soo Oh , Jong-woo Shin , Chang-seung Lee , Ki-deok Bae
发明人： Su-ho Shin , Seog-soon Baek , Seung-joo Shin , Yong-soo Oh , Jong-woo Shin , Chang-seung Lee , Ki-deok Bae
IPC分类号： B21D53/76 , G01D15/00 , B41J2/05
CPC分类号： B41J2/1603 , B41J2/14137 , B41J2/1639 , B41J2002/1437 , Y10T29/49083 , Y10T29/49126 , Y10T29/49128 , Y10T29/4913 , Y10T29/49401
摘要： A monolithic ink-jet printhead, and a method of manufacturing the same, includes a substrate having an ink chamber, an ink channel, and a manifold, a nozzle plate formed on the substrate, a nozzle, a heater, and a conductor. The ink chamber includes sidewalls formed to a predetermined depth from the front surface of the substrate for defining side surfaces of the ink chamber and a bottom wall formed parallel to the front surface of the substrate at the predetermined depth from the front surface of the substrate for defining a bottom surface of the ink chamber. The nozzle plate includes a plurality of passivation layers, a heat dissipating layer being stacked on the passivation layers, and the nozzle for ejecting ink out of the printhead. The heater is positioned above the ink chamber and heats ink in the ink chamber and the conductor delivers a current to the heater.
摘要翻译：单片式喷墨打印头及其制造方法包括具有墨水室，墨水通道和歧管的基板，形成在基板上的喷嘴板，喷嘴，加热器和导体。墨水室包括从衬底的前表面形成到预定深度的侧壁，用于限定墨水室的侧表面，以及在距衬底的前表面预定深度处平行于衬底前表面形成的底壁，限定墨水室的底表面。喷嘴板包括多个钝化层，堆叠在钝化层上的散热层和用于将墨从喷墨头喷出的喷嘴。加热器位于墨水室上方，并且加热墨水室中的墨水，并且导体将电流输送到加热器。

28. 发明授权

US07240994B2 Method of driving an ink-jet printhead 失效
标题翻译：驱动喷墨打印头的方法
公开(公告)号：US07240994B2
公开(公告)日：2007-07-10
申请号：US10882201
申请日：2004-07-02
申请人： Dong-kee Sohn , Keon Kuk , Mun-cheol Choi , Yong-soo Oh
发明人： Dong-kee Sohn , Keon Kuk , Mun-cheol Choi , Yong-soo Oh
IPC分类号： B41J2/05
CPC分类号： B41J2/0458 , B41J2/04596 , B41J2/14137 , B41J2002/1437
摘要： A method of driving an ink-jet printhead, which heats ink contained in an ink chamber using a heater to generate and expand a bubble within the ink chamber and ejects ink from the ink chamber using an expansive force of the bubble, the method including applying a main pulse to the heater to eject ink and applying a post pulse to the heater after ink has been ejected.
摘要翻译：一种驱动喷墨打印头的方法，其使用加热器加热容纳在墨室中的墨，以产生和扩大墨室内的气泡并且使用气泡的膨胀力从墨室喷射墨，该方法包括应用在喷出墨水之后，加热器的主脉冲喷射墨水并向加热器施加后脉冲。

29. 发明授权

US07216958B2 Method of expelling a fluid using an ion wind and ink-jet printhead utilizing the method 失效
标题翻译：使用离子风和喷墨打印头利用该方法排出流体的方法
公开(公告)号：US07216958B2
公开(公告)日：2007-05-15
申请号：US10757394
申请日：2004-01-15
申请人： You-seop Lee , Yong-soo Oh , Seung-joo Shin
发明人： You-seop Lee , Yong-soo Oh , Seung-joo Shin
IPC分类号： B41J2/06
CPC分类号： B41J2/14 , B41J2/04 , B41J2202/02
摘要： A method of expelling a fluid includes filling a nozzle with a fluid using a capillary force, generating an ion wind by ionizing air near an outlet of the nozzle, and expelling the fluid from the nozzle as the ion wind decreases a pressure around the outlet of the nozzle. An ink-jet printhead utilizing the method includes a manifold formed in a passageway plate to supply ink, a nozzle to be supplied with ink formed in a nozzle plate provided on the passageway plate, and a ground electrode and a source electrode arranged near an outlet of the nozzle, the ground electrode and the source electrode forming an electric field due to an application of a voltage thereto and ionizing air near the outlet of the nozzle to produce an ion wind to decrease a pressure near the outlet of the nozzle to expel the ink contained in the nozzle.
摘要翻译：一种排出流体的方法包括：使用毛细管力使流体填充喷嘴，通过离开喷嘴出口附近的空气产生离子风，并且随着离子风降低出口附近的压力，排出流体喷嘴。使用该方法的喷墨打印头包括形成在供给墨水的通道板中的歧管，供给形成在设置在通道板上的喷嘴板中的墨水的喷嘴，以及布置在出口附近的接地电极和源电极喷嘴，接地电极和源电极由于施加电压而形成电场，并且在喷嘴的出口附近形成电离空气以产生离子风，以降低喷嘴出口附近的压力，从而排出容纳在喷嘴中的油墨。

30. 发明申请

US20060238575A1 Monolithic ink-jet printhead having a metal nozzle plate and manufacturing method thereof 审中-公开
公开(公告)号：US20060238575A1
公开(公告)日：2006-10-26
申请号：US11474288
申请日：2006-06-26
申请人： Su-ho Shin , Yong-soo Oh , Keon Kuk , Hyung-taek Lim , Chang-seung Lee , Seung-ju Shin , Min-soo Kim , You-seop Lee
发明人： Su-ho Shin , Yong-soo Oh , Keon Kuk , Hyung-taek Lim , Chang-seung Lee , Seung-ju Shin , Min-soo Kim , You-seop Lee
IPC分类号： B41J2/05
CPC分类号： B41J2/1643 , B41J2/1404 , B41J2/14137 , B41J2/1601 , B41J2/1628 , B41J2/1632 , B41J2002/1437
摘要： A monolithic ink-jet printhead includes a substrate having an ink chamber to be supplied with ink to be ejected on a front surface thereof, a manifold for supplying ink to the ink chamber on a rear surface thereof, and an ink channel in communication with the ink chamber and the manifold, a nozzle plate including a plurality of passivation layers stacked on the substrate and a heat dissipating layer overlying the passivation layers, the nozzle plate having a nozzle penetrating the nozzle plate, a heater formed between adjacent passivation layers and located above the ink chamber for heating the ink to be supplied within the ink chamber, and a conductor provided between adjacent passivation layers, the conductor being electrically connected to the heater for applying current across the heater, wherein the heat dissipating layer is made of a thermally conductive metal for dissipating heat from the heater.

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