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    • 33. 发明授权
    • Method for mutual spatial registration of inkjet cartridges
    • 喷墨盒相互空间配准的方法
    • US06471335B1
    • 2002-10-29
    • US09922150
    • 2001-08-06
    • Daniel Gelbart
    • Daniel Gelbart
    • B41J2155
    • B41J2/155B41J25/001B41J2202/19B41J2202/20
    • A method is presented for aligning the nozzles of a number of individual inkjet cartridges that are combined to create a multiple inkjet head array for an inkjet printer. The method includes fabricating spatially referenced inkjet cartridge sub-assemblies by permanently attaching an intermediate fixture member to pre-made inkjet cartridges whilst referencing the intermediate fixture members to the inkjet nozzle arrays of the inkjet cartridges. The method further includes removably combining a number of such spatially referenced inkjet cartridge sub-assemblies in mutual spatial registration on a common fixture such that the inkjet nozzles of the different inkjet cartridges are all in spatial registration with one another. By this method an array of inkjet heads, of which all the nozzles are in the desired relative positions with respect to one another, is created. This method allows an array head to be maintained or repaired through the removal and substitution of an individual pre-registered inkjet cartridge sub-assembly.
    • 提出了一种用于对准多个单独喷墨墨盒的喷嘴的方法,其组合以形成用于喷墨打印机的多个喷墨头阵列。 该方法包括通过将中间固定件永久性地附接到预制喷墨盒上来制造空间参考的喷墨墨盒子组件,同时将中间固定构件参考到喷墨墨盒的喷墨喷嘴阵列。 该方法还包括将多个这样的空间参考的喷墨墨盒子组件可移除地组合在共同的夹具上相互空间配准,使得不同喷墨墨盒的喷墨喷嘴都彼此空间对准。 通过这种方法,产生了一组喷墨头,其中所有喷嘴相对于彼此处于期望的相对位置。 该方法允许通过拆卸和替换单个预注册喷墨墨盒子组件来维持或修复阵列头。
    • 34. 发明授权
    • Pen positioning in page wide array printers
    • 笔定位在页宽阵列打印机
    • US06467874B1
    • 2002-10-22
    • US09940322
    • 2001-08-27
    • Kenneth R. WilliamsErnesto A. Garay
    • Kenneth R. WilliamsErnesto A. Garay
    • B41J2155
    • B41J2/515B41J2202/19
    • A method and apparatus for positioning a fluid ejection device such as an inkjet pen, or a plurality of aligned fluid ejection devices, on a supporting frame known as a printbar for page wide array printing involves provision of datum surfaces on each ejection device extending in three orthogonally related planes. The datum surfaces on the fluid ejection devices mate with positioning surfaces on the printbar to hold each fluid ejection device in correct position. A datum surface on a laterally outwardly extending key on each device is engaged by a biasing spring mounted on the printbar to position the device lengthwise of the printbar and also to prevent incorrect installation of the device.
    • 用于将诸如喷墨笔或多个对准的流体喷射装置之类的流体喷射装置定位在称为打印条的支撑框架上用于页面宽阵列印刷的方法和装置包括在每个喷射装置上设置基准面,所述喷射装置在三个 正交相关平面。 流体喷射装置上的基准表面与打印条上的定位表面配合,以将每个流体喷射装置保持在正确的位置。 每个装置上的横向向外延伸的键上的基准表面由安装在打印条上的偏置弹簧接合,以将装置沿着打印条纵向定位,并且还防止装置的错误安装。
    • 37. 发明授权
    • Printing system and method for continuous web print medium
    • 用于连续网页打印介质的打印系统和方法
    • US06375296B1
    • 2002-04-23
    • US09896599
    • 2001-06-29
    • Mark McGarryFarmid MahtafarMichael Klausbruckner
    • Mark McGarryFarmid MahtafarMichael Klausbruckner
    • B41J2155
    • B41J11/0095B41J2/2132
    • An inkjet printing system for printing on a print medium having a top-of-form (TOF) indicator includes a printhead assembly, a top-of-form (TOF) detector adapted to detect the TOF indicator, a positional sensor adapted to sense a relative position of the print medium to the printhead assembly, and a controller associated with the printhead assembly, the TOF detector, and the positional sensor. The printhead assembly includes a first printhead subarray and a second printhead subarray offset from the first printhead subarray such that the controller is configured to initiate operation of the first printhead subarray after the TOF detector detects the TOF indicator and initiate operation of the second printhead subarray at a predetermined interval after the TOF detector detects the TOF indicator. As such, the predetermined interval is related to the relative position of the print medium.
    • 用于在具有顶部形式(TOF)指示器的打印介质上打印的喷墨打印系统包括打印头组件,适于检测TOF指示器的顶部形式(TOF)检测器,适于感测 打印介质到打印头组件的相对位置,以及与打印头组件,TOF检测器和位置传感器相关联的控制器。 打印头组件包括从第一打印头子阵列偏移的第一打印头子阵列和第二打印头子阵列,使得控制器被配置为在TOF检测器检测到TOF指示符并开始第二打印头子阵列的操作之后启动第一打印头子阵列的操作 在TOF检测器检测到TOF指示器之后的预定间隔。 这样,预定间隔与打印介质的相对位置有关。
    • 39. 发明授权
    • Printing uniformity using printhead segments in pagewidth digital printers
    • 使用页宽数字打印机中的打印头片段进行打印均匀性
    • US06312099B1
    • 2001-11-06
    • US08784668
    • 1997-01-21
    • Gilbert A. HawkinsXin WenWilliam Y. Fowlkes
    • Gilbert A. HawkinsXin WenWilliam Y. Fowlkes
    • B41J2155
    • B41J2/14112B41J2/04505B41J2/04528B41J2/0458B41J2/04581B41J2/14032B41J2/14209B41J2/155B41J2002/14475
    • A binary pagewidth printhead without substantial grayscale capability includes an array of adjacent printhead segments that are distributed across the pagewidth printhead so that adjacent segments overlap at their ends by a predetermined distance. A plurality of printing pixels extending along each segment have physical differences that effect substantially non-uniform transfer functions that decrease toward the ends of segments over the overlap distance. The physical characteristics of the printing pixels are such the their transfer functions vary linearly over the overlap distance. The physical characteristics of the printing pixels may be such the their transfer functions increase monotonically from a small value at the ends of the printhead segments to a larger value away from the ends of the printhead segments. The physical characteristics of the printing pixels in a central portion of each segment are preferably uniform such the their transfer functions are constant over the central portions. Preferably, the transfer functions applied to adjacent segments are of mirror symmetry.
    • 不具有实质灰度能力的二进制页宽打印头包括分布在页宽打印头上的相邻打印头段的阵列,使得相邻的片段在其端部与预定距离重叠。 沿着每个段延伸的多个印刷像素具有实质上不均匀的传递函数的物理差异,这些传递函数在重叠距离上朝向段的端部减小。 打印像素的物理特性就是它们的传递函数在重叠距离上线性变化。 打印像素的物理特性可能是这样的,它们的传递函数从打印头片段端部的较小值单调增加到远离打印头片段端部的较大值。 每个段的中心部分中的印刷像素的物理特性优选是均匀的,使得它们的传递函数在中心部分上是恒定的。 优选地,施加到相邻段的传递函数是镜像对称的。
    • 40. 发明授权
    • Air supply arrangement for a printer
    • 打印机供气装置
    • US06281912B1
    • 2001-08-28
    • US09575114
    • 2000-05-23
    • Kia Silverbrook
    • Kia Silverbrook
    • B41J2155
    • B41J2/04526B41J2/04585B41J2/155B41J2/16552B41J2/16585B41J2002/14362
    • A pagewidth inkjet printer which includes printhead with a plurality of print nozzles for ejecting ink drops towards a print medium. A space is defined between the nozzles and a nozzle guard with a series of apertures aligned with the nozzles. During printing operation, positive air pressure is supplied to this space, the air exiting the space through the apertures, preventing blockage by paper dust. When not printing, the air supply is closed off by air valve member and a capping member on a rotary platen contacts the printhead to maintain a closed atmosphere at the surface of the nozzles, reducing drying of ink on the nozzles.
    • 一种页宽喷墨打印机,其包括具有用于向打印介质喷射墨滴的多个打印喷嘴的打印头。 在喷嘴和具有与喷嘴对齐的一系列孔的喷嘴护罩之间限定了一个空间。 在打印操作期间,正空气压力被供应到该空间,空气通过孔排出空间,防止纸灰尘堵塞。 当不打印时,空气阀构件被关闭,并且旋转压板上的封盖构件与打印头接触以在喷嘴表面保持密闭的气氛,从而减少喷嘴上墨的干燥。