Heidelberger Druckmaschinen Ag

Georg R&ouml;ssler

Detlef Strunk

Kai Albrecht

Ulrich Grimm

Andreas Wagner

Michael Pritschow

Reinhard Janzer

A device for monitoring safety-relevant processes in actuating/drive elements in machines having at least one operation control for safety-relevant and other than safety-relevant processes, at least one safety monitoring control, at least one safety input/output device and a redundantly constructed input/output system for safety-relevant processes, includes at least one field bus system connecting the operation control, the at least one safety input/output device and the at least one safety monitoring control to one another, at least one of the safety input/output device and the safety monitoring control being disposed in a distributed manner on an actuating/drive element for, respectively, initiating and performing a safety-relevant process; and a method of operating the device.

Device for monitoring safety-relevant processes in machines

Drive for a printing press with a plurality of printing units mechanically interconnected through the intermediary of a gear train, the printing units being associated with respective drive motors for supplying power to the gear train in a preset torque ratio, includes a control device, a device for supplying to the control device information regarding printing-specific variables, said control device including a device for determining, from the printing-specific variables, load-torque changes in the printing units, individually, and for energizing the drive motors so that power flow in the gear train is constant when averaged over time.

Drive for a printing press with a plurality of printing units

Growing community of inventors

Angelbachtal, Germany

Georg Rössler

Growing community of inventors

Angelbachtal, Germany

Georg R&ouml;ssler

Georg Rössler