Control system for controlling regulating members of printing ma

Printing – Rolling contact machines – Rotary

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B41F 1324

Patent

active

044414242

ABSTRACT:
A control system for a printing machine having a main shaft with a constant ratio of its rotary speed to a drive speed of the printing machine, has a plurality of translationally, continuously rotatably and discontinuously rotatably movable regulating members controllable by a main shaft of the machine, and a single supply system operating by hydraulic energy and associated with the regulating members, wherein the supply system includes a fixed-displacement pump, an oil supply conduit connecting the fixed-displacement pump with the regulating members, an electrically actuated flow regulating valve acting upon an oil stream, and a signal transmitter with a signal processor arranged so that the flow regulating valve connected with the main shaft via the signal processor.

REFERENCES:
patent: 3623402 (1971-11-01), Kubilos
patent: 3732815 (1973-05-01), Greiner et al.
patent: 3841216 (1974-10-01), Huffman
patent: 3934505 (1976-01-01), Kushner
patent: 3945266 (1976-03-01), Dufour
patent: 4116125 (1978-09-01), Forster et al.

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