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    • 1. 发明授权
    • Ink jet printer and method capable of forming a plurality of registration marks on a receiver and sensing the marks formed thereby
    • 喷墨打印机和方法能够在接收机上形成多个对准标记并感测由此形成的标记
    • US06325480B1
    • 2001-12-04
    • US09123689
    • 1998-07-28
    • Omid A. MoghadamGilbert A. HawkinsDavid L. Jeanmaire
    • Omid A. MoghadamGilbert A. HawkinsDavid L. Jeanmaire
    • B41J2938
    • B41J11/46
    • An ink jet printer and method capable of forming a plurality of registration marks on a receiver and sensing the marks formed thereby. The method includes a print head for printing an image of predetermined length on the receiver. The receiver has an image area for receiving the image therein and a border area adjacent to the image area. A marker forms the plurality of registration marks in the border area, so that the marks extend the length of the image. In addition, a sensor is disposed in sensing relationship to the marks for sensing the marks. The invention provides a combination marker for marking a receiver and a sensor for sensing the marks so that each image line is in registration with other lines of the image. Also, use of the invention avoids need for costly precision motors to advance the receiver during printing of image lines.
    • 一种喷墨打印机和方法,其能够在接收器上形成多个对准标记并感测由此形成的标记。 该方法包括用于在接收器上打印预定长度的图像的打印头。 接收机具有用于在其中接收图像的图像区域和与图像区域相邻的边界区域。 标记在边界区域中形成多个登记标记,使得标记延长图像的长度。 此外,传感器设置成与用于感测标记的标记的感测关系。 本发明提供了一种用于标记接收器的组合标记和用于感测标记的传感器,使得每个图像线与图像的其它线对准。 此外,本发明的使用避免了在印刷图像线路期间需要昂贵的精密电机来推进接收器。
    • 2. 发明授权
    • Continuous tone microfluidic printing
    • 连续色调微流体印刷
    • US6055003A
    • 2000-04-25
    • US901654
    • 1997-07-28
    • Gilbert A. HawkinsOmid A. Moghadam
    • Gilbert A. HawkinsOmid A. Moghadam
    • B41J2/005B41J2/165B41J2/21B41J13/02
    • B41J2/005B41J2/16552B41J2/2114
    • Apparatus for separating a receiver from a micro-fluidic contact print head after ink image pixels have been printed by the print head on the receiver, including a print head having a plurality of ink channels for delivering ink to the receiver when the receiver is in ink transfer contact with the print head; air plenums which are associated with each ink channel and a member defining an air channel for conducting air to the air plenum; and the apparatus is effective after the ink has been transferred from the plurality of ink channels to the receiver for causing air to be delivered from the air channel into the air plenum to exert a pressure which causes the separation of the receiver from the print head.
    • 用于在墨水图像像素已经被打印头打印在接收器上之后将接收器与微流体接触打印头分离的设备,包括具有多个墨水通道的打印头,用于当接收器处于墨水时将墨水输送到接收器 转印与打印头的接触; 与每个油墨通道相关联的空气增压室和限定用于将空气传导到空气通风室的空气通道的构件; 并且在油墨从多个油墨通道转移到接收器之后该设备是有效的,以使空气从空气通道传送到空气通风室中,以施加导致接收器与打印头分离的压力。
    • 4. 发明授权
    • Continuous tone microfluidic printing
    • 连续色调微流体印刷
    • US06351274B1
    • 2002-02-26
    • US09250202
    • 1999-02-16
    • Gilbert A. HawkinsOmid A. Moghadam
    • Gilbert A. HawkinsOmid A. Moghadam
    • G01D1516
    • B41J2/165B41J2/005B41J2/16552B41J2/2114G01D15/16
    • Apparatus for separating a receiver from a micro-fluidic contact print head after ink image pixels have been printed by the print head on the receiver, including a print head having a plurality of ink channels for delivering ink to the receiver when the receiver is in ink transfer contact with the print head; including an air supply device and air plenum which are associated with each ink channel and defining an air channel for conducting air to the air plenum; and the apparatus is effective after the ink has been transferred from the plurality of ink channels to the receiver for causing air to be delivered from the air supply device to the air channel and into the air plenum to exert a pressure which causes the separation of the receiver from the print head.
    • 用于在墨水图像像素已经被打印头打印在接收器上之后将接收器与微流体接触打印头分离的设备,包括具有多个墨水通道的打印头,用于当接收器处于墨水时将墨水输送到接收器 转印与打印头的接触; 包括空气供应装置和空气压力室,其与每个油墨通道相关联并且限定用于将空气传导到空气增压室的空气通道; 并且该装置在油墨从多个油墨通道转移到接收器之后是有效的,用于使空气从空气供应装置传送到空气通道并进入空气增压室,以施加压力,从而导致分离 接收器从打印头。
    • 6. 发明授权
    • Continuous ink-jet printing method and apparatus for correcting ink drop replacement
    • 一种用于校正墨滴放置的连续喷墨打印方法和装置
    • US06517197B2
    • 2003-02-11
    • US09804758
    • 2001-03-13
    • Gilbert A. HawkinsDavid L. JeanmaireJames M. Chwalek
    • Gilbert A. HawkinsDavid L. JeanmaireJames M. Chwalek
    • B41J207
    • B41J2/2135B41J2/03B41J2/09B41J2/2128B41J2002/022B41J2002/031B41J2002/033B41J2202/16
    • An apparatus for printing an image is provided. The apparatus includes a source of ink. A droplet forming mechanism is operable in a first state to form droplets from the source having a first volume traveling along a first desired path and in a second state to form droplets from the source having a second volume traveling along the first desired path. The droplet forming mechanism is positioned proximate the source. A first system selectively applies a first force to the source such that selected droplets formed from the source by the droplet forming mechanism travel along a second desired path. The first system is positioned proximate the source. A second system applies a second force to the droplets traveling along at least one of the first desired path and the second desired path. The second force is applied in a direction such that the droplets having the first volume diverge from the droplets having the second volume.
    • 提供了一种用于打印图像的设备。 该装置包括一个墨源。 液滴形成机构可在第一状态下操作以形成具有沿着第一所需路径行进的第一体积的源的液滴,并且处于第二状态,以形成具有沿着第一所需路径行进的第二体积的来自源的液滴。 液滴形成机构位于源附近。 第一系统选择性地将第一力施加到源,使得通过液滴形成机构从源形成的所选择的液滴沿着第二所需路径行进。 第一个系统位于源附近。 第二系统对沿着第一期望路径和第二期望路径中的至少一个行进的液滴施加第二力。 施加第二力的方向使得具有第一体积的液滴从具有第二体积的液滴发散。
    • 8. 发明授权
    • Active compensation for changes in the direction of drop ejection in an inkjet printhead
    • 有效补偿喷墨打印头中液滴喷射方向的变化
    • US06561616B1
    • 2003-05-13
    • US09696536
    • 2000-10-25
    • Gilbert A. HawkinsAntonio CabalDavid L. JeanmaireChristopher N. Delametter
    • Gilbert A. HawkinsAntonio CabalDavid L. JeanmaireChristopher N. Delametter
    • B41J2015
    • B41J2/04505B41J2/03B41J2/04506B41J2/04526B41J2002/022B41J2002/032B41J2202/16
    • For an inkjet printhead (10) with integral compensation for misdirection of ink drops (37) ejected through at least one nozzle (24) of the printhead (10), a system and method of modifying the nozzle cavity space (32a) so as to compensate for the effects of defects in the printhead (10) by altering the direction the ejected ink drops (37). The inkjet printhead (10) comprises at least one reservoir (28) integrated within the membrane (30). The inkjet printhead (10) also comprises a channel (38) extending from the reservoir (28) and terminating in the nozzle cavity (32). A hardening substance (40) within the reservoir (28) and channel (38) is a plastic material having a high thermal expansion coefficient. An internal heater (48) within the reservoir (28) and adjacent the hardening substance (40) is adapted to cause the plastic material (40) to flow in order to form a protrusion (44) of plastic material (40) within the nozzle cavity space (32a). Alternatively, the plastic material (40) can be recessed within the channel (38). Thus, the hardening substance (40) is adapted to internally alter the nozzle cavity space (32a) and cause ink (34) ejected from the nozzle opening (26) to be deflected with regard to a desired amount of compensation.
    • 对于对通过打印头(10)的至少一个喷嘴(24)喷射的墨滴(37)的错误定向的整体补偿的喷墨打印头(10),一种改变喷嘴腔空间(32a)的系统和方法, 通过改变喷射的墨滴(37)的方向来补偿打印头(10)中的缺陷的影响。 喷墨打印头(10)包括集成在膜(30)内的至少一个贮存器(28)。 喷墨打印头(10)还包括从储存器(28)延伸并终止于喷嘴腔(32)中的通道(38)。 储存器(28)和通道(38)内的硬化物质(40)是具有高热膨胀系数的塑料材料。 在储存器(28)内并与硬化物质(40)相邻的内部加热器(48)适于使塑料材料(40)流动,以在喷嘴内形成塑料材料(40)的突起(44) 空腔(32a)。 或者,塑料材料(40)可以凹入通道(38)内。 因此,硬化物质(40)适于在内部改变喷嘴腔空间(32a)并使得从喷嘴开口(26)喷出的油墨(34)相对于期望的补偿量而偏转。
    • 9. 发明授权
    • Continuous inkjet printer having adjustable drop placement
    • 连续喷墨打印机具有可调放置位置
    • US07261396B2
    • 2007-08-28
    • US10903047
    • 2004-10-14
    • Gilbert A. HawkinsDavid L. Jeanmaire
    • Gilbert A. HawkinsDavid L. Jeanmaire
    • B41J29/38B41J2/02B41J2/07
    • B41J2/07B41J2/03B41J2002/022B41J2002/031B41J2002/033
    • A method of printing includes associating a pixel area of a recording medium with a nozzle and a time interval during which a fluid drop ejected from the nozzle can impinge the pixel area of the recording medium; dividing the time interval into a plurality of subintervals; grouping some of the plurality of subintervals into blocks; associating one of two labels with each block, the first label defining a printing drop, the second label defining non-printing drops; associating no drop forming pulse between subintervals of each block having the first label; associating a drop forming pulse between each subinterval of each block having the second label; associating a drop forming pulse between other subintervals, the drop forming pulse being between each pair of consecutive blocks; and causing drops to be ejected from the nozzle based on the associated drop forming pulses.
    • 打印方法包括将记录介质的像素区域与喷嘴相关联,以及从喷嘴喷射的液滴撞击记录介质的像素区域的时间间隔; 将时间间隔划分成多个子区间; 将多个子间隔中的一些分成块; 将两个标签中的一个与每个块相关联,第一个标签定义打印滴,第二个标签定义非打印滴; 在具有第一标签的每个块的子间隔之间不关联液滴形成脉冲; 在具有第二标签的每个块的每个子间隔之间关联液滴形成脉冲; 在其他子间隔之间关联液滴形成脉冲,所述液滴形成脉冲在每对连续块之间; 并且基于相关联的液滴形成脉冲使液滴从喷嘴喷出。