Device for reducing the phenomena of double printing in a printing machine

摘要

The present invention relates to a device for reducing the phenomenon of double printing in a printing machine, particularly an offset machine, comprising a plurality of printing modules (1, 1') which are arranged in series and through which a web to be printed (9) passes in succession. This device is characterised in that it comprises, between each of the printing modules (1, 1'), at least one intermediate cylinder or stabiliser cylinder (11), on which the web to be printed (9) bears, this stabiliser cylinder (11) being provided with means for the lateral retention of the web to be printed (9). IMAGE