Bobst Bielefeld Gmbh

Rene Heinze

The present invention relates to a dryer for treating a moving printing web in a rotary printing press with gas, having a nozzle body. The dryer according to the invention is characterized in that the nozzle body has at least one opening for the exit of heated gas and has at least one opening for recirculating the cooled gas.

Dryer

A dryer unit () for applying a dryer gas to a sheet material inside a printing machine comprises a dryer body () having a first set () of dryer gas output openings (). These openings () are arranged in a substantially regular pattern covering an application width () of the dryer unit (). Additionally, at least one dryer gas output slot () is arranged upstream the first set () of dryer gas output openings (). Furthermore, a printing machine is presented which comprises such a dryer unit ().

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Vlotho, Germany

Rene Heinze