Web-fed rotary printing unit, has first pair of printing mechanisms which share impression cylinder having common drive motor that includes drive connection to other cylinders through shared impression cylinder

摘要

Printing mechanisms include impression cylinders (3,7) and other cylinders comprising form cylinders (1,5) and transfer cylinders (2,6). Each pair of printing mechanisms shares an impression cylinder having a common drive motor (4,8) which includes a drive connection to one or more other cylinders of the printing mechanisms through the shared impression cylinder.