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    • 53. 发明授权
    • Ink delivery system having an off-carriage pressure regulator
    • 具有离架压力调节器的油墨输送系统
    • US5992990A
    • 1999-11-30
    • US736106
    • 1996-10-24
    • Winthrop D. ChildersNorman E. Pawlowski, Jr.
    • Winthrop D. ChildersNorman E. Pawlowski, Jr.
    • B41J2/175
    • B41J2/17556B41J2/17509B41J2/17513
    • An ink delivery system of an inkjet printer includes a scanning carriage having an ink interconnect coupled, via a flexible tube, to an ink output of a stationary pressure regulator. An ink input of the pressure regulator is connected, via a tube, to a stationary ink supply having replaceable ink cartridges. A relatively small semi-permanent, but replaceable, or permanent print cartridge contains one or more printheads and one or more ink interconnects, one interconnect for each color ink which is printable by the print cartridge. The print cartridge is inserted in the scanning carriage so as to create a fluid coupling between the printhead and the flexible tube leading to the scanning carriage. In the preferred embodiment, the ink pressure regulator is located proximate to the rest position of the carriage to prevent drooling from the printhead should the printer be tipped to a non-level orientation. To avoid ink pressure spikes due to the momentum of the ink in the flexible ink tube as the carriage scans across the medium, a flexible diaphragm is incorporated in the ink chamber of the print cartridge.
    • 喷墨打印机的墨水输送系统包括具有通过柔性管连接到静止压力调节器的墨水输出的油墨互连件的扫描托架。 压力调节器的墨水输入通过管道连接到具有可更换墨盒的固定墨水供应源。 一个相对较小的半永久的,可更换的或永久的打印墨盒包含一个或多个打印头和一个或多个墨水互连,每个彩色墨水的一个互连可由打印墨盒打印。 将打印墨盒插入扫描托架中,以便在打印头和通向扫描托架的柔性管之间产生流体联接。 在优选实施例中,墨水压力调节器位于托架的静止位置附近,以防止当打印机倾斜到非水平方位时从打印头流出。 为了避免由于滑架在介质上扫描时由于柔性墨水管中的墨水的动量引起的墨水压力尖峰,在打印墨盒的墨水腔中并入柔性隔膜。
    • 56. 发明授权
    • Method of forming an ink-resistant seal between a printhead assembly and
the headland region of an ink-jet pen cartridge.
    • 在打印头组件和喷墨笔筒的岬角区域之间形成防油密封的方法。
    • US5924198A
    • 1999-07-20
    • US880972
    • 1997-06-23
    • David W. SwansonJaren D. MarlerWinthrop D. Childers
    • David W. SwansonJaren D. MarlerWinthrop D. Childers
    • B41J2/01B41J2/05B41J2/14B41J2/16B41J2/175
    • B41J2/17559B41J2/14145B41J2/16B41J2/1603B41J2/1623B41J2/1628B41J2/1637B41J2/17513B41J2002/14362Y10T29/49401
    • A method of attaching an ink-jet printhead assembly to the headland region of an ink-jet pen cartridge to form a leak-proof seal without the use of any externally applied adhesive material. The cartridge includes a frame structure fabricated of a rigid plastic frame member formed of a first plastic material and a polymeric second material molded to the frame member. A headland region is defined at the tip of a snout region of the cartridge. An ink reservoir is connected through a standpipe defined by the rigid frame material with the headland region. The second plastic material defines a printhead assembly support structure which circumscribes a printhead and the stand-pipe. The printhead assembly is attached to the support structure after alignment by heatstaking the printhead assembly to the second plastic material defining the support structure. For an edge-fed printhead secured to a back surface of a flexible polymer tape, the support structure is a racetrack extending from a surface of the headland region, to which the back surface of the tape is heat staked. For a center-fed printhead die, the support structure is a pedestal surrounding the standpipe, to which the die is bonded by melting and reflowing the pedestal material.
    • 一种将喷墨打印头组件附接到喷墨笔筒的岬角区域以在不使用任何外部施加的粘合材料的情况下形成防漏密封的方法。 盒包括由第一塑料材料形成的刚性塑料框架构件和模制到框架构件的聚合物第二材料制成的框架结构。 岬角区域限定在药筒的鼻部区域的尖端。 墨水储存器通过由刚性框架材料限定的竖管与岬角区域连接。 第二塑料材料限定了打印头组件支撑结构,其包围打印头和支架。 打印头组件通过将打印头组件加热到限定支撑结构的第二塑料材料而在对准之后附接到支撑结构。 对于固定到柔性聚合物胶带的后表面的边缘馈送打印头,支撑结构是从岬角区域的表面延伸的跑道,带的后表面被热定位到该跑道。 对于中心馈送的打印头模具,支撑结构是围绕立管的基座,通过熔融和回流基座材料将模具结合到该基座上。
    • 57. 发明授权
    • Gas flush to eliminate residual bubbles
    • 气体冲洗消除残留气泡
    • US5909231A
    • 1999-06-01
    • US550437
    • 1995-10-30
    • Winthrop D. ChildersBrian J. KeefeBarbara ParcellsFrank DrogoShailendra KumarSteven L. WebbHanno IxKai Kong Iu
    • Winthrop D. ChildersBrian J. KeefeBarbara ParcellsFrank DrogoShailendra KumarSteven L. WebbHanno IxKai Kong Iu
    • B41J2/175B41J2/19
    • B41J2/17506B41J2/19
    • In a inkjet print cartridge ink flows from the reservoir around the edge of the silicon substrate before being ejected out of the nozzles. During operation, warm thermal boundary layers of ink form adjacent the substrate and dissolved gases in the thermal boundary layer of the ink form the bubbles. If the bubbles to grow larger than the diameter of subsequent ink passageways these bubbles choke the flow of ink to the vaporization chambers. This results in causing some of the nozzles of the printhead to become temporarily inoperable. The disclosure describes a method of avoiding such a malfunction in a liquid inkjet printing system by providing a method for reducing residual air bubbles in an inkjet print cartridge by flushing the empty cartridge by passing carbon dioxide through the fill port or the ink ejection nozzles prior to filling the print cartridge with ink and thereby eliminating residual air bubbles from the print cartridge when the print cartridge is filled with ink.
    • 在喷墨打印墨盒中,在喷出喷嘴之前,墨水从硅基片的边缘周围流出。 在操作期间,油墨的温热边界层形成在基底附近,溶解在油墨热边界层中的气体形成气泡。 如果气泡生长大于随后的油墨通道的直径,则这些气泡阻止油墨流向蒸发室。 这导致打印头的一些喷嘴暂时不能操作。 本公开描述了一种通过提供一种通过在二氧化碳通过填充口或喷墨嘴之前冲洗空盒而减少喷墨打印墨盒中的残留气泡的方法来避免液体喷墨打印系统中的这种故障的方法 用墨水填充打印墨盒,从而在打印墨盒充满墨水时消除打印墨盒的残留气泡。
    • 58. 发明授权
    • Ink refill techniques for an inkjet print cartridge which leave correct
back pressure
    • 用于留下正确背压的喷墨打印墨盒的墨水补充技术
    • US5903292A
    • 1999-05-11
    • US615749
    • 1996-03-14
    • Joseph E. ScheffelinElizabeth ZapataWinthrop D. ChildersDavid S. Hunt
    • Joseph E. ScheffelinElizabeth ZapataWinthrop D. ChildersDavid S. Hunt
    • B41J2/175
    • B41J2/1752B41J2/17506B41J2/17513B41J2/17523B41J2/17553B41J2/17566B41J2002/17516B41J2002/17573B41J2002/17586
    • In a preferred embodiment, the ink reservoir in a print cartridge consists of a spring-loaded collapsible ink bag, where the spring urges the sides of the ink bag apart and thus maintains a negative pressure within the ink bag relative to ambient pressure. An ink refill system containing a supply of ink has a valve with a connector portion which is engageable with the connector portion of the print cartridge refill valve. When the valves are connected, the negative pressure within the print cartridge ink bag draws the ink from the ink refill system reservoir into the ink bag until the ink bag is substantially full. The print cartridge is then removed from the ink refill system. The mechanical coupling initially created between the two valves acts to pull the two valves closed as the print cartridge is pulled from the ink refill system. Once the two valves are closed, further pulling of the print cartridge releases the mechanical coupling, and the print cartridge may now be reused. Various external ink supply structures, having a variety of types of ink exit ports, are disclosed for use with the preferred print cartridge. In a preferred embodiment, the ink refill system contains one recharge for the print cartridge.
    • 在优选实施例中,打印墨盒中的墨水储存器由弹簧加载的可折叠墨水袋组成,其中弹簧将墨水袋的侧面分开,从而相对于环境压力维持墨水袋内的负压。 包含墨水供应的墨水补充系统具有带有连接器部分的阀,该连接器部分可与打印墨盒补充阀的连接器部分接合。 当阀连接时,打印墨盒墨水袋内的负压将墨水从墨水补充系统储存器吸入墨水袋中,直到墨水袋基本上满满为止。 然后从墨水补充系统中取出打印墨盒。 最初在两个阀之间产生的机械联轴器用于当从墨水补充系统拉出打印墨盒时拉动两个阀关闭。 一旦两个阀关闭,进一步拉动打印墨盒释放机械联接器,并且打印墨盒现在可以重复使用。 公开了具有各种类型的出墨口的各种外部供墨结构,用于优选的打印墨盒。 在优选实施例中,墨水补充系统包含用于打印墨盒的一次再充电。
    • 59. 发明授权
    • Ink jet cartridge with separately replaceable ink reservoir
    • 喷墨墨盒具有可单独更换的墨水储存器
    • US5860363A
    • 1999-01-19
    • US785103
    • 1997-01-21
    • Winthrop D. ChildersBruce Cowger
    • Winthrop D. ChildersBruce Cowger
    • B41J2/175
    • B41J2/17553B41J2/17513B41J2/17546B41J2/17566
    • A replaceable ink cartridge for an ink jet printer having an ink supply station with an ink receptacle and an electric connector. The cartridge includes a chassis removable from the ink supply station, and having an ink passage and an electrical connector connectable to the printer's electric connector. An ink reservoir is removably connected to the chassis, and has a chamber containing a supply of ink. The reservoir has an ink outlet registered with the ink passage, and the chassis has an ink level annunciator connected to the cartridge's electrical connector, for generating a signal to enable printing after the ink reservoir is depleted and replaced with a second reservoir.
    • 一种用于喷墨打印机的可更换墨盒,具有一个具有一个墨水容器和一个电连接器的供墨站。 墨盒包括可从墨水供应站移除的底盘,并具有墨水通道和可连接到打印机的电连接器的电连接器。 墨水储存器可拆卸地连接到底盘,并且具有容纳墨水供应的腔室。 储存器具有与墨水通道对准的墨水出口,并且底座具有连接到墨盒的电连接器的墨水量指示器,用于在墨水储存器耗尽之后产生信号以使能打印并且用第二储存器更换。