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    • 4. 发明授权
    • Method and apparatus for pinless feeding of web to a utilization device
    • 将纸张无缝馈送到利用装置的方法和装置
    • US06305857B1
    • 2001-10-23
    • US09399268
    • 1999-09-17
    • H. W. CrowleyJohn W. CliffordWilliam F. BolzaTamas HetenyiRichard A. Sjostedt
    • H. W. CrowleyJohn W. CliffordWilliam F. BolzaTamas HetenyiRichard A. Sjostedt
    • B41J1142
    • G03G15/6526
    • A system and method for utilizing a continuous pinless web that is free of tractor pin feed holes within a utilization device that is originally adapted to feed web having tractor pin feed hole strips along its widthwise edges is provided. The utilization device can comprise an IBM high-volume laser printer having an image transfer drum synchronized to a pair of tractor pin feed drive units. A drive roller is operatively connected to the lower pin feed unit according to a preferred embodiment. A registration controller is utilized to synchronize the movement of the web with the operation of the utilization device element using a differential and a separate registration motor. The image transfer drum and drive roller are each synchronized to a central drive motor that generates pulses via an encoder. The pulses track the movement of the image transfer drum. A mark sensor reads marks on the web to synchronize actual movement of the web with the image transfer drum using the registration motor. The movement of the registration motor is averaged over the length of each section or page in the web to avoid jump discontinuities. The printer's fuser section draws web from the image transfer element at a controlled rate and with a desired steering alignment. Signals that emulate those originally generated by a skew/advance/retard sensor that tracks pin feed holes are generated by comparing fuser drive pulses to drive motor pulses and monitoring the location of the pinless web edge as it passes under a dedicated edge location sensor.
    • 提供了一种用于利用在利用装置内没有拖拉机销进给孔的连续无缝纤维网的系统和方法,其最初适于沿着其宽度方向的边缘供给具有拖拉机销进给孔条的幅材。 利用装置可以包括具有与一对拖拉机销进给驱动单元同步的图像转印鼓的IBM大容量激光打印机。 根据优选实施例,驱动辊可操作地连接到下销进给单元。 使用配准控制器来使用差速器和单独的配准电动机将纸幅的移动与利用装置元件的操作同步。 图像转印鼓和驱动辊均与通过编码器产生脉冲的中央驱动电机同步。 脉冲跟踪图像转印鼓的移动。 标记传感器读取纸上的标记,以使纸张与使用对位电机的图像转印鼓的实际移动同步。 注册电机的移动在网络中的每个部分或页面的长度上进行平均,以避免跳跃不连续性。 打印机的定影部分以受控的速率和期望的转向对准从图像传送元件绘制网。 通过比较定影器驱动脉冲来驱动电机脉冲,并通过在专用边缘位置传感器下方监视无缝边缘边缘的位置,可以产生模拟最初由跟踪引脚进给孔的偏斜/推进/延迟传感器产生的信号。
    • 6. 发明授权
    • Method and apparatus for pinless feeding of web to a utilization device
    • 将纸张无缝馈送到利用装置的方法和装置
    • US6000595A
    • 1999-12-14
    • US992066
    • 1997-12-17
    • H. W. CrowleyJohn W. CliffordWilliam F. BolzaTamas HetenyiRichard A. Sjostedt
    • H. W. CrowleyJohn W. CliffordWilliam F. BolzaTamas HetenyiRichard A. Sjostedt
    • G03G15/00B23Q15/00B65H23/18
    • G03G15/6526
    • A system and method for utilizing a continuous pinless web that is free of tractor pin feed holes within a utilization device that is originally adapted to feed web having tractor pin feed hole strips along its widthwise edges is provided. The utilization device can comprise an IBM high-volume laser printer having an image transfer drum synchronized to a pair of tractor pin feed drive units. A drive roller is operatively connected to the lower pin feed unit according to a preferred embodiment. A registration controller is utilized to synchronize the movement of the web with the operation of the utilization device element using a differential and a separate registration motor. The image transfer drum and drive roller are each synchronized to a central drive motor that generates pulses via an encoder. The pulses track the movement of the image transfer drum. A mark sensor reads marks on the web to synchronize actual movement of the web with the image transfer drum using the registration motor. The movement of the registration motor is averaged over the length of each section or page in the web to avoid jump discontinuities. The printer's fuser section draws web from the image transfer element at a controlled rate and with a desired steering alignment. Signals that emulate those originally generated by a skew/advance/retard sensor that tracks pin feed holes are generated by comparing fuser drive pulses to drive motor pulses and monitoring the location of the pinless web edge as it passes under a dedicated edge location sensor.
    • 提供了一种用于利用在利用装置内没有拖拉机销进给孔的连续无缝纤维网的系统和方法,其最初适于沿着其宽度方向的边缘供给具有拖拉机销进给孔条的幅材。 利用装置可以包括具有与一对拖拉机销进给驱动单元同步的图像转印鼓的IBM大容量激光打印机。 根据优选实施例,驱动辊可操作地连接到下销进给单元。 使用配准控制器来使用差速器和单独的配准电动机将纸幅的移动与利用装置元件的操作同步。 图像转印鼓和驱动辊均与通过编码器产生脉冲的中央驱动电机同步。 脉冲跟踪图像转印鼓的移动。 标记传感器读取纸上的标记,以使纸张与使用对位电机的图像转印鼓的实际移动同步。 注册电机的移动在网络中的每个部分或页面的长度上进行平均,以避免跳跃不连续性。 打印机的定影部分以受控的速率和期望的转向对准从图像传送元件绘制网。 通过比较定影器驱动脉冲来驱动电机脉冲,并通过在专用边缘位置传感器下方监视无缝边缘边缘的位置,可以产生模拟最初由跟踪引脚进给孔的偏斜/推进/延迟传感器产生的信号。
    • 8. 发明授权
    • Separator for forming discrete stacks of folded web
    • 用于形成折叠网的离散叠层的分离器
    • US5558318A
    • 1996-09-24
    • US219503
    • 1994-03-29
    • H. W. CrowleyStephen E. SilvaPeter E. BianchettoJohn W. CliffordBruce J. Taylor
    • H. W. CrowleyStephen E. SilvaPeter E. BianchettoJohn W. CliffordBruce J. Taylor
    • B65H31/10B65H31/32B65H33/08B65H45/101B65H45/20B65B35/50B65G57/00B65H29/00
    • B65H45/20B65H31/10B65H31/32B65H33/08B65H45/1015Y10S414/102Y10S414/103Y10S414/104Y10S414/12
    • A system for conveying folded web and forming discrete stacks of folded web comprising a conveyor that receives a stack of folded output web from a web folder and separator. The conveyor drives the web from an upstream end, adjacent the web folder and separator, to a downstream end. A supporting surface, which can comprise a plurality of pivoting rails biased by a spring, selectively supports the web remote from and off of the conveyor so that a compressed stack can be formed adjacent the folder and separator. At selected times, the stack is moved by the supporting surface into communication with the folder and separator so that it can be conveyed downstream. An elevator platform can be located at the downstream location for receiving successive stacks thereon. The elevator ascends and descends so that the tops of the successive stacks are aligned with the conveyor for receipt of a further stack thereon. The elevator platform can include a drive that enables it to rotate so that successive stacks are deposited on the elevator platform in a rotationally offset orientation relative to each other.
    • 一种用于传送折叠的卷筒纸并形成折叠卷筒纸的分立堆叠的系统,该系统包括传送带,其从卷筒纸夹和分离器接收一堆折叠的输出卷筒纸。 输送机将纸幅从邻近卷筒纸夹和分离器的上游端驱动到下游端。 可以包括由弹簧偏压的多个枢转轨道的支撑表面选择性地支撑幅材远离和离开输送机,使得可以在折叠物和分离器附近形成压缩的堆叠。 在选定的时间,堆叠被支撑表面移动,与文件夹和分离器连通,从而可以向下游传送。 电梯平台可以位于下游位置,用于在其上接收连续的堆叠。 电梯上升和下降,使得连续堆叠的顶部与输送机对准,以在其上接收另外的堆叠。 电梯平台可以包括使其能够旋转的驱动器,使得连续的堆叠以相对于彼此的旋转偏移取向沉积在电梯平台上。