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    • 61. 发明申请
    • Method and apparatus for using a conformable member in a frictional drive
    • 在摩擦驱动中使用适形构件的方法和装置
    • US20020114642A1
    • 2002-08-22
    • US09785853
    • 2001-02-16
    • NexPress Solutions LLC
    • Donald S. RimaiDavid J. QuesnelJohn W. May
    • G03G015/00
    • B65H29/12B65H2401/111G03G15/1615G03G15/2064G03G2215/20G03G2215/2045
    • A method and apparatus are disclosed for controlling image defects associated with overdrive or underdrive and variations thereof in an electrostatographic machine, the defects related to transfer and fusing of toner images. A speed modifying fore is transmitted to a conformable member that deforms in a nip, thereby inducing strains in the surface of the member at the nip which cancel or controllably reduce the strains caused by engagement in the nip. The speed modifying fore may be an externally applied drag force, such as for example a friction force, and may be applied using an open loop or a feedback system including an electromagnetic brake, a motor, etc. Alternatively, the speed modifying force may be produced by a controllable torque applied for example by a torque generator to an axle of a roller included in a frictionally driven system of rollers. The speed modifying force may be applied to a conformable member forming the nip through a redundant linkage of the system that employs gears or other suitable mechanisms. A transfer system may have a steady state overdrive or underdrive, including the possibility of zero overdrive, thereby providing a predetermined amount of stretching (or contraction) of a toner image transferred in a transfer nip. A fusing system including a conformable roller for thermal fusing of toners images in a fusing nip may have a negligible or zero amount of overdrive or underdrive in the nip, thereby reducing wear of the conformable roller and also reducing fuser-induced image defects such as image smear.
    • 公开了一种用于控制与过驱动或欠驱动相关的图像缺陷的方法和装置及其在静电放映机中的变化,与调色剂图像的转印和定影相关的缺陷。 变形前端被传递到在辊隙中变形的适形构件,从而在辊隙处在构件的表面中引起应变,从而消除或可控地减小由于在辊隙中的接合引起的应变。 前述的变速可以是外部施加的牵引力,例如摩擦力,并且可以使用开环或包括电磁制动器,电动机等的反馈系统来施加。或者,速度调节力可以是 由例如由转矩发生器施加的可控扭矩产生,该转矩产生器包括在摩擦驱动的辊系统中的辊的轴上。 速度调节力可以通过使用齿轮或其它合适机构的系统的冗余连杆件施加到形成辊隙的适形构件。 传送系统可能具有稳态过驱动或欠驱动,包括零过驱动的可能性,由此提供在转印辊隙中转印的调色剂图像的预定量的拉伸(或收缩)。 包括用于定影辊隙中的调色剂图像的热熔合的适形滚子的定影系统可以在辊隙中具有可忽略或零量的过驱动或欠驱动,从而减少适形辊的磨损并且还减少定影器引起的图像缺陷,例如图像 涂抹。
    • 63. 发明申请
    • Device for generating an offset of transported flexible sheet material
    • 用于产生传送的柔性片材的偏移的装置
    • US20020063379A1
    • 2002-05-30
    • US09989789
    • 2001-11-20
    • NexPress Solutions LLC
    • Dirk DobrindtUwe Fischer
    • B65H031/00
    • B65H23/038B65H2301/3112
    • The invention relates to a device (1) for generating an offset (2) of transported flexible sheet material (3), especially sheets of paper, with a feeding and a discharging transport path section (5 and 7) and a transport path section (6) which is assigned to the offset generating means (10). These devices of the prior art often require a control, resetting of the offset generating means after each sheet of material (3) or they do not operate independently of format. The invention affords relief by the offset generating means (10) having at least two deflections (8, 9 or 8, 8null, 9, 9null) which are parallel, which work in opposite directions, and which can be moved to an angle (gamma) to the transport direction (4); this angle is measured in the plane of the feeding transport path section (5) and is not equal to 90null projected onto this plane.
    • 本发明涉及一种用于产生传送的柔性片材(3)的偏移(2),特别是纸张的装置(1),其具有进给和排出传送路径部分(5和7)和传送路径部分 6),其被分配给偏移生成装置(10)。 现有技术的这些装置通常需要控制,在每张材料(3)之后复位偏移产生装置,或者它们不独立于格式操作。 本发明由偏移产生装置(10)提供缓解,该偏移产生装置具有平行的至少两个偏转(8,9或8,8',9,9'),这两个偏转工作在相反的方向上,并且可以移动到一个角度 (γ)到输送方向(4); 该角度在馈送传送路径部分(5)的平面中被测量,并且不等于投影到该平面上的90°。
    • 65. 发明申请
    • Method and apparatus for adjusting devices for generating color separations in a multicolor printing machine
    • 用于在多色印刷机中调节用于产生分色的装置的方法和装置
    • US20020039495A1
    • 2002-04-04
    • US09929623
    • 2001-08-14
    • NexPress Solutions LLC
    • Patrick Metzler
    • G03G015/00
    • G03G15/5029G03G15/0194G03G2215/00586G03G2215/0059G03G2215/00738G03G2215/00742G03G2215/00772G03G2215/00776
    • The invention relates to a method and an apparatus for adjusting devices (1, 1null, . . . ) for generating color separations (2, 2null, . . . ) in a multicolor printing machine (3), changes in the dimensions (4, 4null, 5, 5null) of printing substrates (6) being taken into account by controlling the image generation. Such a method and such an apparatus are to be designed in such a way that changes in the dimensions (4, 4null, 5, 5null) of printing substrates (6) during or after printing are to be taken into account as early as during the image generation. This is achieved by the fiber orientation (7) of printing substrates (6) being registered and, on the basis of the fiber orientation (7) and values from experience (8, 8null, 10, 10null, 10null) of the behavior of printing substrates (6) depending on the fiber orientation (7), control being carried out before the start of printing.
    • 本发明涉及一种用于调节在多色印刷机(3)中产生分色(2,2',...)的装置(1,1')的方法和装置,其尺寸变化( 4,4',5,5')通过控制图像生成被考虑在内。 这样一种方法和这样一种装置应被设计成使得在印刷期间或之后印刷基板(6)的尺寸(4,4',5,5')的尺寸变化应尽早被考虑 在图像生成期间。 这是通过正在登记的印刷基板(6)的纤维取向(7)实现的,并且基于纤维取向(7)和来自经验(8,8',10,10',10“)的经验值 打印基板(6)取决于纤维取向(7)的行为,控制是在打印开始之前进行的。
    • 67. 发明申请
    • Novel polymer and photoconductive element having a polymeric barrier layer
    • 具有聚合物阻挡层的新型聚合物和光电导元件
    • US20020012862A1
    • 2002-01-31
    • US09877763
    • 2001-06-08
    • NexPress Solutions, LLC
    • Louis J. SorrieroMarie B. O'ReganMichel F. Molaire
    • G03G015/04
    • C08G73/16C08G73/1082C08G73/14G03G5/142
    • In a photoconductive element comprising a conductive support, e.g., an electrically conductive film, drum or belt on which a negatively chargeable photoconductive layer is formed, an electrical barrier layer is formed between the support and the photoconductive layer. The barrier layer provides a high energy barrier to the injection of positive charges but transports electrons under an applied electric field. The barrier layer of the invention transports charge by electronic rather than ionic mechanisms and, therefore, is not substantially affected by humidity changes. The barrier layer comprises a polyester-co-imide, polyesterionomer-co-imide or polyamide-co-imide having covalently bonded as repeating units in the polymer chain, aromatic tetracarboxylbisimide groups of the formula: 1 wherein Ar1 and Ar2 represent, respectively, tetravalent and trivalent aromatic groups of 6 to 20 carbon atoms.
    • 在包含导电性支持体(例如形成有可带电电荷的光电导层的导电膜,鼓或带)的光电导元件中,在支撑体和光电导层之间形成电阻隔层。 阻挡层为注入正电荷提供了高能量势垒,但在施加的电场下传输电子。 本发明的阻挡层通过电子而不是离子机制传输电荷,因此基本上不受湿度变化的影响。 阻挡层包括在聚合物链中共价键合作为重复单元的聚酯 - 共 - 酰亚胺,聚酯共聚物 - 共 - 酰亚胺或聚酰胺 - 共 - 酰亚胺,下式的芳族四羧基双酰亚胺基团:其中Ar1和Ar2分别表示四价和 6-20个碳原子的三价芳族基团。
    • 68. 发明申请
    • Method and apparatus for correcting register faults based on changes in machine state in a multicolor printing machine
    • 基于多色印刷机中机器状态的变化来校正寄存器故障的方法和装置
    • US20010055506A1
    • 2001-12-27
    • US09858431
    • 2001-05-16
    • NexPress Solutions LLC
    • Christopher ListonPatrick Metzler
    • G03G015/01
    • H04N1/506G03G15/0194G03G2215/0161
    • The invention relates to apparatus and a method for correcting register faults based on changes in machine state (4, 4null, . . . ; 5, 5null, . . . ) in a multicolor printing machine (1) having a number of printing units (13, 13null, . . . ) with image cylinders (14, 14null, . . . ) and equipment (2, 2null, . . . ) for the digital production of color separations (3, 3null, . . . ) on the image cylinders (14, 14null, . . . ), the actions of setting up and combining the color separations (3, 3null, . . . ) being controlled in such a way that in-register prints are achieved. The known methods and apparatus of this type detect register faults by means of test prints, for example, by means of register marks. As a result, changes, which lead to disturbances to the register accuracy, are registered only when a register fault is already present. By means of the invention, the occurrence of register faults as a result of dimensional changes, in particular between the printing units (13, 13null, . . . ), is to be prevented to the largest possible extent from the start. This is achieved by changes in machine state (4, 4null, . . . ; 5, 5null, . . . ) being registered and, on the basis of these changes in machine state (4, 4null, . . . ; 5, 5null, . . . ), the production of the color separations (3, 3null, . . . ) is changed in such a way that a disturbance to the register accuracy of the print, threatened by a change in machine state (4, 4null, . . . ; 5, 5null, . . . ), is compensated for.
    • 本发明涉及一种基于多色打印机(1)中的机器状态(4,4',...,5,5',...)的变化来校正寄存器故障的装置和方法,该多色打印机具有多个打印 具有用于数字化分色(3,3',...)的图像气缸(14,14',...)和设备(2,2',...)的单元(13,13',...) 在图像气缸(14,14',...)上,设置和组合分色(3,3',...)的动作以这样的方式进行控制,使得记录打印是 实现了 这种类型的已知方法和装置通过测试印刷来检测寄存器故障,例如通过寄存器标记。 因此,仅当寄存器故障已经存在时才会注册导致对寄存器精度的干扰的更改。 通过本发明,由于尺寸变化,尤其是在打印单元(13,13'之间)等的发生引起的寄存器故障的发生,从一开始就被尽可能地防止。 这是通过正在注册的机器状态(4,4',...,5,5',...)的变化来实现的,并且基于机器状态(4,4',...)的这些变化。 5,5',...),分色(3,3',...)的生产以这样一种方式改变,使得印刷品对准精度受到机器状态变化的威胁 (4,4',...,5,5',...)被补偿。
    • 69. 发明申请
    • Method and apparatus for setting register in a multicolor printing machine
    • 用于在多色印刷机中设定寄存器的方法和装置
    • US20010055495A1
    • 2001-12-27
    • US09858621
    • 2001-05-16
    • NexPress Solutions LLC
    • Ingo Klaus DreherPatrick MetzlerKarlheinz Walter Peter
    • G03G015/00
    • G03G15/0194B41P2233/13G03G2215/00738G03G2215/0119G03G2215/0161
    • The invention relates to a method and apparatus for the digital production of color separations (3, 3null, . . . ), the actions of setting up and combining the color separations (3, 3null, . . . ) being controlled when printing substrates (16) of a different grade are fed in, in order to correct the register setting. These are to be designed in such a way that in the event of a change in the printing substrate, the influence of this change on the register can to a large extent be counteracted before the printing substrate is fed to the printing process. This is achieved in that when the printing substrate thickness (17) is changed because of a printing-substrate change, the influence of the printing substrate thickness (17) on the register is taken into account directly as the change is implemented, by means of existing influencing variables (4, 4null, . . . ).
    • 本发明涉及一种用于数字制作分色(3,3',...)的方法和装置,其设置和组合在打印时所控制的分色(3,3',...)的动作 为了校正寄存器设置,馈入不同等级的衬底(16)。 这些将被设计成使得在印刷基板发生变化的情况下,在将印刷基板送入印刷处理之前,能够在很大程度上抵消该改变对寄存器的影响。 这是由于印刷基板厚度(17)由于印刷基板的变化而改变,因此随着改变而直接考虑印刷基板厚度(17)对寄存器的影响,借助于 现有的影响变量(4,4',...)。
    • 70. 发明申请
    • Method and apparatus for setting register in a multicolor printing machine
    • 用于在多色印刷机中设定寄存器的方法和装置
    • US20010043824A1
    • 2001-11-22
    • US09858111
    • 2001-05-15
    • NexPress Solutions LLC
    • Thomas HendersonChristopher ListonPatrick MetzlerKarlheinz Walter Peter
    • G03G015/01
    • G03G15/0194G03G2215/0119G03G2215/0161
    • The invention relates to a method and apparatus for setting register in a multicolor printing machine (1) having a number of items of equipment (2, 2null, . . . ) for the digital production of color separations (3, 3null, . . . ), the actions of setting up and combining the color separations (3, 3null, . . . ) being controlled, in order to set the register, in such a way that in-register prints are achieved. The invention is based on the object of developing the method and apparatus in such a way that a change in the toner profile no longer leads to a register fault, not even temporarily. According to the invention, the object is achieved in that in the event of a change in the toner profile (5, 5null), the influence of the toner profile on the register is taken into account, by means of available influencing variables (4, 4null, . . . ) directly as the change is implemented.
    • 本发明涉及一种用于在多色打印机(1)中设置寄存器的方法和装置,该多色打印机具有多个用于数字产生分色(3,3',...)的设备(2,2',...)的项目。 ...),设置和组合被控制的分色(3,3',...)的动作,以便设置寄存器,使得实现了注册打印。 本发明基于以使得调色剂轮廓的变化不再导致寄存器故障甚至不是临时的方式和装置的开发的目的。 根据本发明,其目的在于,在调色剂轮廓(5,5')发生变化的情况下,通过可用的影响变量(4)考虑调色剂轮廓对寄存器的影响 ,4',...)直接执行。