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    • 1. 发明授权
    • Ink supply structure for inkjet printhead
    • 喷墨打印头供墨结构
    • US06966634B2
    • 2005-11-22
    • US10724890
    • 2003-12-02
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • B41J2/14B41J2/05
    • B41J2/05B41J2/1404B41J2002/14387
    • A printhead includes a silicon substrate, a first barrier layer, a second barrier layer, and a nozzle plate. The silicon substrate has a plurality of thermal elements and a main ink supply channel, each of the thermal elements being in a firing chamber of the first barrier layer and in fluid communications with the main ink supply channel through ink channels. The top of each ink firing elements is aligned with a nozzle on the nozzle plate. To satisfy the need for high-frequency ink ejection, the second barrier layer is utilized to provide an auxiliary ink supply channel for increasing the ink supply speed. The ink channel between the main ink supply and the ink channel inlet is enlarged in the vertical direction so as to lower the pressure and thus increase the ink supply speed.
    • 打印头包括硅衬底,第一阻挡层,第二阻挡层和喷嘴板。 硅衬底具有多个热元件和主供墨通道,每个热元件位于第一阻挡层的焙烧室中,并且通过油墨通道与主供墨通道流体连通。 每个喷墨元件的顶部与喷嘴板上的喷嘴对准。 为了满足对高频喷墨的需要,第二阻挡层用于提供用于增加墨水供应速度的辅助墨水供应通道。 主墨水供墨口和墨水通道入口之间的墨水通道在垂直方向上扩大,从而降低压力,从而提高墨水供应速度。
    • 5. 发明授权
    • Ink-jet cartridge
    • 喷墨墨盒
    • US06247807B1
    • 2001-06-19
    • US09405068
    • 1999-09-27
    • Ming-Hsun YangHuan-Kun ChenJi-Chen Wu
    • Ming-Hsun YangHuan-Kun ChenJi-Chen Wu
    • B41J2175
    • B41J2/17556B41J2/17513
    • An ink-jet cartridge for an ink-jet pen is disclosed. The cartridge includes a back pressure chamber in which the level of ink will be self-adjusted to provide ink for ejection and prevent ink from leakage. The ink-jet cartridge includes an ink reservoir for storing ink, a back pressure chamber, a print ink chamber and a print head. The back pressure chamber has one end fluid-communicated with the ink in the ink reservoir, and the other end fluid-communicated with the print ink chamber via an overflow vent which is at a position higher than the ink level of the ink reservoir. A suitable back pressure is applied to the back pressure chamber and the print ink chamber so that, when printing, the increased back pressure in the print ink chamber sucks ink from the ink reservoir through the overflow vent into the print ink chamber; while, when not printing, the extra height of the ink in the back pressure chamber relative to the ink level of the reservoir balances the back pressure at the back pressure chamber and the print ink chamber to prevent ink leakage from the print head. Therefore, it doesn't need a valve or a movable element to accomplish the ink supply and leakage prevention.
    • 公开了一种用于喷墨笔的喷墨墨盒。 墨盒包括背压室,其中油墨的水平将被自调整以提供用于喷射的墨水并防止墨水泄漏。 喷墨墨盒包括用于存储墨水的墨水储存器,背压室,印刷墨水室和打印头。 背压室具有与油墨容器中的油墨流体连通的一端,另一端通过位于比油墨储存器的油墨高度高的位置的溢流口与打印油墨室流体连通。 向背压室和印刷油墨室施加合适的背压,使得当打印时,印刷油墨室中的增加的背压通过溢流口将油墨从油墨储存器吸入打印油墨室; 而当不打印时,相对于储存器的墨水水平,背压室中的墨水的额外高度平衡背压室和印刷墨水室上的背压,以防止油墨从打印头泄漏。 因此,不需要阀或可动元件来实现供墨和防漏。
    • 6. 发明授权
    • Portable computer and base member receiving arrangement
    • 便携式计算机和基座部件接收装置
    • US07002794B2
    • 2006-02-21
    • US10800619
    • 2004-03-16
    • Wen-Chieh WangKao-Wen ChangMing-Hsun Yang
    • Wen-Chieh WangKao-Wen ChangMing-Hsun Yang
    • H05K5/00
    • G06F1/1626G06F1/1632Y10S248/918Y10T292/223
    • A portable computer and base member arrangement having a base member and a portable computer is disclosed. The base member has two stop flanges protruded upwardly from the top face in two rear corners and adapted to engage two recessed locating holes of the portable computer after attachment of the portable computer to the base member, and a swinging retainer plate fastened pivotally with the front side and provided with two retaining rods adapted to engage into corresponding retaining holes in the front peripheral side of the portable computer to lock the portable computer to the base member after engagement between the recessed locating holes with protruded retaining portions of the stop flanges of the base member.
    • 公开了一种具有基座构件和便携式计算机的便携式计算机和基座构件装置。 基座部件具有两个止动凸缘,两个止动凸缘从两个后角的上表面向上突出,并且在将便携式计算机连接到基座部件上之后适于与便携式计算机的两个凹入的定位孔相接合,以及摆动保持板,其与前部 并且设置有两个固定杆,其适于接合到便携式计算机的前周边侧中的对应的保持孔中,以便在凹入的定位孔与底座的止动凸缘的突出保持部分接合之后将便携式计算机锁定到基座构件 会员。
    • 10. 发明授权
    • Ink supply structure for inkjet printhead
    • 喷墨打印头供墨结构
    • US06682177B2
    • 2004-01-27
    • US10213076
    • 2002-08-07
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • Chi-Chung HsuChen-Hua LinMing-Hsun Yang
    • B41J205
    • B41J2/05B41J2/1404B41J2002/14387
    • A printhead includes a silicon substrate, a first barrier layer, a second barrier layer, and a nozzle plate. The silicon substrate has a plurality of thermal elements and a main ink supply channel, each of the thermal elements being in a firing chamber of the first barrier layer and in fluid communications with the main ink supply channel through ink channels. The top of each ink firing elements is aligned with a nozzle on the nozzle plate. To satisfy the need for high frequency ink ejection, the second barrier layer is utilized to provide an auxiliary ink supply channel for increasing the ink supply speed. The ink channel between the main ink supply and the ink channel inlet is enlarged in the vertical direction so as to lower the pressure and thus increase the ink supply speed.
    • 打印头包括硅衬底,第一阻挡层,第二阻挡层和喷嘴板。 硅衬底具有多个热元件和主供墨通道,每个热元件位于第一阻挡层的焙烧室中,并且通过油墨通道与主供墨通道流体连通。 每个喷墨元件的顶部与喷嘴板上的喷嘴对准。 为了满足高频喷墨的需要,第二阻挡层用于提供用于提高墨水供应速度的辅助墨水供应通道。 主墨水供墨口和墨水通道入口之间的墨水通道在垂直方向上扩大,从而降低压力,从而提高墨水供应速度。