公开(公告)号：US3985074A

公开(公告)日：1976-10-12

申请号：US573758

申请日：1975-05-01

Applicant: Francois Henry Rudolphe Bonsch

Inventor： Francois Henry Rudolphe Bonsch

IPC: B41F21/10 ,  B41F1/30 ,  B41F21/04

CPC classification number: B41F21/10

Abstract: A rotary printing machine including an impression cylinder which has at least two grippers for gripping the forward edge of a sheet of paper for drawing the paper onto the same at each appropriate instant in each cycle of operation of the machine, the grippers being movable circumferentially of the impression cylinder and retainable in a different position which is stationary relative to the impression cylinder, to vary the relative position of the sheet of paper on the cylinder while the cylinder is rotating.

Abstract translation: 一种旋转印刷机，包括具有至少两个夹持器的压印滚筒，所述夹持器用于在机器的每个操作循环中的每个适当时刻夹持用于将纸张拉伸到其上的纸张的前边缘，所述夹持器可周向移动 压印滚筒并保持在相对于压印滚筒静止的不同位置，以在滚筒旋转时改变纸张在滚筒上的相对位置。