Heidelberger Druckmaschinen Ag

Ludwig Becker

Mathias Zuber

Eckart Frankenberger

Werner Weber

The clamping device is used to adjust at least one register element in a printing machine. The device has an upper clamping rail, to which the register element is fixed. The upper clamping rail can be moved in a guide and fixed in position in order to adjust the register element.

Device for adjusting at least one register element in a printing machine, and corresponding method

A method for safeguarding against the entry of foreign bodies into a nip between two cylinders, which includes applying a deflection movement to one of the cylinders counter to a spring force applied thereto so as to overcome the spring force and, in accordance with a prescribed deflection distance, alternatively keeping the spring force to be overcome constant or reducing the spring force; and a device for performing the method.

Device for safeguarding or protecting against penetration by foreign bodies into a roller nip

Method for safeguarding or protecting against penetration by foreign

A web-fed rotary printing press having a main drive includes, in combination, a plurality of consecutively arranged printing units and a printing unit for flying printing-form exchange having an auxiliary drive and a plurality of printing-unit cylinders, at least one of which has a shaft, the plurality of printing-unit cylinders including two printing-form cylinder-transfer cylinder pairs for the printing-form exchange, and a common, rotating impression cylinder driven via the main drive, one of the cylinder pairs being inactivatable and the other being bringable into engagement with the common, rotating impression cylinder so as to be driven by the main drive, two gearwheels positioned on the shaft of the one cylinder of the printing unit for the flying printing-form exchange, including a drive for the respective printing-form cylinder-transfer cylinder pair which is decouplable from the main drive, during an imprinting operation, and connectable via a coupling device with the auxiliary drive, includes an arrangement of the printing-form cylinders, the transfer cylinders and the impression cylinder in a substantially vertically extending installed position, a respective upper cylinder pair formed of one of the printing-form cylinders and one of the transfer cylinders, and a respective lower cylinder pair formed of the other of the printing-form cylinders and the other of the transfer cylinders being disengageable in common from the impression cylinder.

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Reilingen, Germany

Ludwig Becker