Apparatus for driving a roller of a printing press and printing press having the apparatus
AssigneeHeidelberger Druckmaschinen AG
InventorsStephan Balleis, Rainer Hofmann, Patrick Roth, Bernd Sitzmann, Markus Uihlein
Life of this patent
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Abstract
An apparatus for driving a roller of a printing press includes a main motor configured to drive the roller through a first gear wheel and a first freewheel, and an auxiliary motor configured to drive the roller through a second gear wheel and a second freewheel. A brake that is different from the main motor, for example a band brake, is configured to brake the roller during overrunning of the roller following a machine stop signal. A printing press having the apparatus is also provided.
Claims10
An apparatus for driving a roller of a printing press having a drive side, the apparatus comprising:
- first and second gear wheels;
- first and second freewheels;
- a main motor for driving the roller through said first gear wheel and said first freewheel;
- an auxiliary motor for driving the roller through said second gear wheel and said second freewheel;
- and
- a brake, being different from said main motor, for braking the roller during overrunning of the roller following a machine stop signal;
- said first gear wheel, said second gear wheel and said brake being disposed on the drive side of the printing press.
Dependencies are inferred from the claim text.