摘要:
In a printing machine, an arrangement for adjusting web register includes a frame detachably mounted on the machine, and a pair of guide rollers over which a web is guided. A downstream roller is raised and lowered, and both rollers, as well as a pair of frame members, are turned as a unitary assembly relative to the machine.
摘要:
In a rotary printing machine, a pressure roller is mounted on a slide that is reciprocally and linearly moved along two mutually orthogonal directions in order to change impression cylinders.