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    • 1. 发明授权
    • Filter carrier for protecting a filter from being blocked by air bubbles in an inkjet printhead
    • 用于保护过滤器的过滤器载体不被喷墨打印头中的气泡阻挡
    • US06457821B1
    • 2002-10-01
    • US09805073
    • 2001-03-13
    • Kan LiuSteven W. SteinfieldJoseph E. Scheffelin
    • Kan LiuSteven W. SteinfieldJoseph E. Scheffelin
    • B41J2175
    • B41J2/17513B41J2/14145B41J2/17563B41J2002/14387B41J2002/14403B41J2202/07
    • The present invention overcomes the problem of filter blockage created by bubble accumulation underneath the filter of previous printheads with a filter carrier and filter that reduces air bubble blockage of the filter. Namely, air bubble blockage of the filter is avoided by trapping more bubbles in a designated area with a horizontal ink flow, relative to the substrate. In addition to the filter carrier and filter, the printing device further includes an outer housing, a substrate and an ink conduit. The substrate has a back surface and a front surface with ink ejection chambers formed thereon. The ink conduit has a distal end proximate to the back surface of the substrate. The ink conduit, the outer housing and the substrate define an ink flow path to the ink ejection chambers and a bubble accumulation chamber in communication with the ink flow path such that buoyancy will tend to move bubbles that accumulate in the ink flow path into the bubble accumulation chamber.
    • 本发明克服了使用过滤器载体和过滤器的过滤器下面的气泡积聚产生的过滤器阻塞的问题,该过滤器载体和过滤器减少了过滤器的气泡阻塞。 也就是说,通过在相对于基板的水平墨水流动的指定区域中捕获更多的气泡来避免过滤器的气泡堵塞。 除了过滤器载体和过滤器之外,打印装置还包括外壳体,基底和墨水导管。 基板具有背面和形成有喷墨室的前表面。 墨水导管具有靠近基底的后表面的远端。 墨水导管,外壳体和基底限定到墨水喷射室的墨水流动通道和与墨水流动路径连通的气泡积聚室,使得浮力将趋向于移动在墨水流动通道中积聚到气泡中的气泡 积聚室。
    • 3. 发明授权
    • Heat transfer device for an inkjet printer
    • 喷墨打印机用传热装置
    • US06688718B1
    • 2004-02-10
    • US09347079
    • 1999-07-02
    • Steven W. SteinfieldJoseph E. ScheffelinWilliam S. Colburn
    • Steven W. SteinfieldJoseph E. ScheffelinWilliam S. Colburn
    • B41J29377
    • B41J2/1408B41J2/17509B41J29/377
    • This present invention is embodied in a printing system with thermally efficient heat transfer capabilities for reducing dimpling of a nozzle member during fabrication of the printhead portion of an inkjet printer. The printing system of the present invention includes a printhead assembly and an ink supply for printing ink on print media. The printhead assembly includes a printhead body having a heat transfer device, ink channels and a nozzle member having plural nozzles coupled to respective ink channels. The nozzle member is secured to the printhead body with a suitable adhesive layer. The heat transfer device can be defined by a portion of or the entire printhead body for reducing thermal expansion of the printhead body during exposure to heat. Namely, the heat transfer device of the printing system of the present invention is capable of efficiently reducing thermal expansion of the printhead body during the process of adhering (which includes heating and curing the adhesive) the nozzle member to the printhead body. As a result, trajectory errors of ejected ink droplets from the nozzles are reduced.
    • 本发明体现在具有热效率传热能力的打印系统中,用于在喷墨打印机的打印头部分的制造过程中减少喷嘴构件的凹坑。 本发明的打印系统包括打印头组件和用于在打印介质上打印墨水的墨水供应。 打印头组件包括具有传热装置的打印头主体,墨水通道和具有连接到各个墨水通道的多个喷嘴的喷嘴构件。 喷嘴构件用合适的粘合剂层固定到打印头主体。 传热装置可以由打印头本体的一部分或整体限定,以减少在曝光期间打印头本体的热膨胀。 也就是说,本发明的打印系统的传热装置能够在将喷嘴构件粘附(包括加热和固化粘合剂)到打印头主体的过程中有效地降低打印头主体的热膨胀。 结果,来自喷嘴的喷射墨滴的轨迹误差降低。
    • 4. 发明授权
    • System and method for inducing tensioning of a flexible nozzle member of an inkjet printer with an adhesive
    • 用粘合剂引起喷墨打印机的柔性喷嘴部件张紧的系统和方法
    • US06334661B1
    • 2002-01-01
    • US09347076
    • 1999-07-02
    • Steven W. SteinfieldJoseph E. ScheffelinWilliam S. Colburn
    • Steven W. SteinfieldJoseph E. ScheffelinWilliam S. Colburn
    • B41J2145
    • B41J2/1634B41J2/14024B41J2/1603B41J2/1623
    • This present invention is embodied in a printing system and method for inducing shrinkage-tensioning of a flexible nozzle member of a printhead portion of an inkjet printer with an adhesive and novel arrangement. The printing system of the present invention includes a nozzle member securely coupled to a printhead body with an adhesive arrangement that allows shrinkage-induce tensioning of the nozzle member. The adhesive arrangement includes having an adhesive located between a top portion of the printhead body and the flexible nozzle member. The top portion has a mechanical structure such that it induces tensioning of the flexible nozzle member during thermal expansion of the adhesive. Namely, the adhesive arrangement of the printing system of the present invention is capable of efficiently tensioning, and thus, flattening the flexible nozzle member during the adhesion process of the nozzle member. As a result, trajectory errors of ejected ink droplets from the nozzles are reduced.
    • 本发明体现在一种印刷系统和方法中,用于利用粘合剂和新颖的布置来引起喷墨打印机的打印头部分的柔性喷嘴构件的收缩张紧。 本发明的打印系统包括一个喷嘴构件,该喷嘴构件通过允许喷嘴构件的收缩引起张紧的粘合装置牢固地联接到打印头主体。 粘合剂布置包括具有位于打印头主体的顶部和柔性喷嘴构件之间的粘合剂。 顶部具有机械结构,使得其在粘合剂的热膨胀期间引起柔性喷嘴构件的张紧。 也就是说,本发明的印刷系统的粘合剂布置能够有效地张紧,从而在喷嘴构件的粘合过程中使柔性喷嘴构件变平。 结果,来自喷嘴的喷射墨滴的轨迹误差降低。