10 substrate, the leading edge assembly including a first plurality of interconnected disks,

a trailing edge assembly for holding a second end of the substrate, the trailing edge assembly including a second plurality of interconnected disks, the second plurality

15 of disks being interleaved with the first plurality of disks and rotatable relative to the first plurality of disks about the axis of rotation, and

a rotation lock for preventing the disks of the trailing edge assembly from rotating with respect to the disks of the leading edge assembly, the rotation lock including a member engaging the trailing edge assembly and the leading edge assembly.

28. A printer drum having an axis of rotation, comprising:

25 a leading edge assembly for holding a first end of a substrate, the leading edge assembly including a first plurality of interconnected disks and a second plurality of interconnected disks,

a first trailing edge assembly for holding a second end of

30the substrate, the first trailing edge assembly including a third plurality of interconnected disks, the third plurality of disks being interleaved with the first plu¬rality of disks and rotatable relative to the first plurality源1自3优尔8.论~文'网·www.youerw.com

35 of disks about the axis of rotation, and a second trailing edge assembly for holding the second end of the substrate, the second trailing edge assembly including a fourth plurality of interconnected disks, the fourth plurality of disks being interleaved with the

40 second plurality of disks and rotatable relative to the leading edge assembly about the axis of rotation inde¬pendent of the rotation of the third plurality of disks.

摘要打印机滚筒包括用于保持基底的第一端的前缘组件，以及用于保持衬底的前缘组件，包括第一多个互连的磁盘的一个第二端部的后缘组件，和后缘组件包括第二多个相互连接的磁盘。两个组件的磁盘被交织，使得后缘组件的磁盘相对于关于滚筒的旋转轴线的前缘组件的磁盘旋转。平衡盘交错放置磁盘。前缘夹紧互连所述第一多张盘，和后缘夹紧互连所述第二多张盘。多个的前缘夹具的定位销选择性地接合由夹紧保持的基板。

28点要求和11张图纸