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    • 1. 发明公开
    • Method of fabricating ink jet printheads
    • 一种用于生产喷墨打印按钮的处理。
    • EP0385586A3
    • 1990-09-12
    • EP90301068.4
    • 1990-02-01
    • XEROX CORPORATION
    • O'Neill, James F.Drake, Donald J.Hawkins, William G.
    • B41J2/16
    • B41J2/1631B41J2/1604B41J2/1623B41J2/1629B41J2/1635
    • A method of fabricating a thermal ink jet printhead of the type produced by the mating of an anisotropically etched silicon substrate containing ink flow directing recesses with a substrate having heating elements and addressing electrodes is disclosed. An etch-resistant material (19) on one surface of a (100) silicon substrate is patterned to form at least two sets of vias therein having predetermined sizes, shapes, and spacing therebetween. The predetermined spacing permits selected complete undercutting by an anisotropic etchant within a predetermined etch period. The patterned silicon substrate is anisotropically etched for the predetermined period to form at least two sets of separate recesses (15), each recess being separated from each other by a wall (17), the surfaces of the walls (17) being {111} crystal planes of the silicon substrate, whereby certain predetermined separately etched recesses are selectively placed into communication with each other by the selective undercutting while the remainder of the undercut walls provide strengthening reinforcement to the printhead, so that larger printheads may be fabricated which are more robust without relinquishing resolution or reducing tolerances.
    • 2. 发明公开
    • Liquid ink printer for producing high resolution images
    • 液体油墨打印机用于生成高分辨率图像
    • EP0767061A3
    • 1997-08-27
    • EP96306848.1
    • 1996-09-20
    • XEROX CORPORATION
    • Mantell, David A.O'Neill, James F.Tellier, Thomas A.Deshpande, Narayan V.Kneezel, Gary A.Torpey, Peter A.Harrington, Steven J.
    • B41J2/14B41J2/05
    • B41J2/04505B41J2/0458B41J2/14129B41J2002/14379B41J2002/14475
    • A liquid ink printing apparatus printing images includes a printhead (20) having a plurality of nozzles (74) wherein a single power pulse causes two or more nozzles to eject ink simultaneously. The printhead includes an ink directing element (78) having a plurality of ink conduits coupled to an array of spaced nozzles and a transducer element (77) aligned with and mated to the ink directing element. The transducers are spaced a distance apart and each transducer is substantially aligned with at least two or more of the nozzles. The printhead is stepped in a direction transverse to the array of spaced nozzles a stepping distance approximately equal to or less than the distance between transducers. The ink directing element includes a silicon wafer having etched ink conduits or channels holding ink for ejection through the nozzles connected thereto. In one embodiment, each transducer is cooperatively associated with one channel having a fork member coupled to two or more nozzles or is cooperatively associated with two or more channels wherein each channel is connected to one or more nozzles.
    • 打印图像的液体油墨打印设备包括具有多个喷嘴(74)的打印头(20),其中单个功率脉冲使两个或更多个喷嘴同时喷射墨水。 该打印头包括一个具有连接到间隔喷嘴阵列的多个墨水导管的墨水导向元件(78)以及与墨水导向元件对准并配合的换能器元件(77)。 换能器间隔开一定距离并且每个换能器与至少两个或更多个喷嘴基本对齐。 打印头在横向于间隔喷嘴阵列的方向上步进大约等于或小于换能器之间的距离的步进距离。 墨水引导元件包括具有蚀刻墨水管道或通道的硅晶片,所述墨水管道或通道保持墨水以通过与其连接的喷嘴进行喷射。 在一个实施例中,每个换能器与具有耦合到两个或更多个喷嘴的叉构件的一个通道协作地关联,或者与两个或更多个通道协作关联,其中每个通道连接到一个或多个喷嘴。
    • 4. 发明公开
    • Liquid ink printer for producing high resolution images
    • FlüssigeTinte verwendender Druckerfürdie Erzeugung vonhochauflösendemBilddruck
    • EP0767061A2
    • 1997-04-09
    • EP96306848.1
    • 1996-09-20
    • XEROX CORPORATION
    • Mantell, David A.O'Neill, James F.Tellier, Thomas A.Deshpande, Narayan V.Kneezel, Gary A.Torpey, Peter A.Harrington, Steven J.
    • B41J2/14B41J2/05
    • B41J2/04505B41J2/0458B41J2/14129B41J2002/14379B41J2002/14475
    • A liquid ink printing apparatus printing images includes a printhead (20) having a plurality of nozzles (74) wherein a single power pulse causes two or more nozzles to eject ink simultaneously. The printhead includes an ink directing element (78) having a plurality of ink conduits coupled to an array of spaced nozzles and a transducer element (77) aligned with and mated to the ink directing element. The transducers are spaced a distance apart and each transducer is substantially aligned with at least two or more of the nozzles. The printhead is stepped in a direction transverse to the array of spaced nozzles a stepping distance approximately equal to or less than the distance between transducers. The ink directing element includes a silicon wafer having etched ink conduits or channels holding ink for ejection through the nozzles connected thereto. In one embodiment, each transducer is cooperatively associated with one channel having a fork member coupled to two or more nozzles or is cooperatively associated with two or more channels wherein each channel is connected to one or more nozzles.
    • 打印图像的液体油墨打印设备包括具有多个喷嘴(74)的打印头(20),其中单个功率脉冲使得两个或更多个喷嘴同时喷射墨水。 打印头包括具有连接到间隔开的喷嘴阵列的多个墨水管道的墨水定向元件(78)和与导墨元件对准并配合的换能器元件(77)。 换能器间隔开一段距离,每个换能器基本上与至少两个或更多个喷嘴对准。 打印头在与间隔开的喷嘴阵列横向的方向上是步进的,该距离大约等于或小于换能器之间的距离。 墨水引导元件包括硅晶片,该硅晶片具有蚀刻的墨水导管或通道,其保持用于通过与其连接的喷嘴喷射的墨水。 在一个实施例中,每个换能器与具有联接到两个或更多个喷嘴的叉构件的一个通道协作地关联,或者与两个或更多个通道协作地关联,其中每个通道连接到一个或多个喷嘴。
    • 7. 发明公开
    • Method of fabricating ink jet printheads
    • 制造喷墨打印头的方法
    • EP0385586A2
    • 1990-09-05
    • EP90301068.4
    • 1990-02-01
    • XEROX CORPORATION
    • O'Neill, James F.Drake, Donald J.Hawkins, William G.
    • B41J2/16
    • B41J2/1631B41J2/1604B41J2/1623B41J2/1629B41J2/1635
    • A method of fabricating a thermal ink jet printhead of the type produced by the mating of an anisotropically etched silicon substrate containing ink flow directing recesses with a substrate having heating elements and addressing electrodes is disclosed. An etch-resistant material (19) on one surface of a (100) silicon substrate is patterned to form at least two sets of vias therein having predetermined sizes, shapes, and spacing therebetween. The predetermined spacing permits selected complete undercutting by an anisotropic etchant within a predetermined etch period. The patterned silicon substrate is anisotropically etched for the predetermined period to form at least two sets of separate recesses (15), each recess being separated from each other by a wall (17), the surfaces of the walls (17) being {111} crystal planes of the silicon substrate, whereby certain predetermined separately etched recesses are selectively placed into communication with each other by the selective undercutting while the remainder of the undercut walls provide strengthening reinforcement to the printhead, so that larger printheads may be fabricated which are more robust without relinquishing resolution or reducing tolerances.
    • 公开了一种制造这种类型的热喷墨打印头的方法,该热喷墨打印头通过将含有墨流引导凹部的各向异性蚀刻的硅基板与具有加热元件和寻址电极的基板进行配合而制成。 在(100)硅衬底的一个表面上的抗蚀刻材料(19)被图案化以在其中形成至少两组具有预定尺寸,形状和间隔的通孔。 预定间隔允许在预定蚀刻周期内通过各向异性蚀刻剂选择完全底切。 对图案化的硅衬底进行各向异性蚀刻预定的时间段以形成至少两组分离的凹部(15),每个凹部通过壁(17)彼此分开,壁(17)的表面为{111} 由此通过选择性底切选择性地将某些预定的单独蚀刻的凹部彼此连通,而底切壁的其余部分为打印头提供加强加强,从而可以制造更坚固的更大的打印头 而不会放弃分辨率或减小容差。