Positioning method for printing machine roller using control or regulation of roller magnetic bearing devices

摘要

The positioning method allows the printing machine roller (20) to be moved between at least 2 alternate operating positions, by control or regulation of the magnetic bearing devices (38,39) supporting the roller. The actual position of the latter can be detected via a position sensor, connected in the regulation circuit for the magnetic bearing devices. Also included are Independent claims for the following: (a) an inking device for a rotary printing machine; (b) a rotary printing machine