US Patent 8960891 Printing machine

The invention relates to a printing machine, wherein the printing machine has at least one first printing unit and at least one first dryer, wherein the at least one first printing unit has at least one inkjet print head, at least one first central cylinder, and an integral first drive motor dedicated to the at least one first central cylinder, and wherein the at least one first dryer is embodied as a radiation dryer, and wherein the at least one first dryer has at least one ventilating device, which has at least one air infeed line and at least one air removal line, and wherein at least one first cooling unit is arranged downstream of the at least one first dryer along a transport path of a printing material through the printing machine.