Operating a sheet fed offset press having an oscillating roller

B - Operations – Transporting – 41 – F

Patent

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Details

B41F 31/15 (2006.01) B41F 3/81 (2006.01)

Patent

CA 2337396

The present invention provides a method for operating a sheet-fed offset press so as to reduce the occurrence of spoilage caused by nonuniform printing. In this method, the timing of start of oscillating motion of oscillating rollers is regulated. Also, the present invention provides an oscillation mechanism for a sheet-fed offset press, in which less failure and wear occur, and a smaller force is required to accomplish a changeover from transmission to stoppage of oscillation and vice versa.

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