Shifting gear for the inkbox of a printing press

Details Shifting gear for the inkbox of a printing press Shifting gear for the inkbox of a printing press

1987-10-22

1989-06-27

Fisher, J. Reed

Printing

Inkers

Roller

B41F 3106

Patent

active

048418617

ABSTRACT:
A shifting gear for the inkbox roller of a printing press having a freewheeling journal arranged on the roller axis including a drive pin connected to a slide block carried by the journal and a swingably borne slide block frame having a swinging axis connected with an oscillating drive to the press roller, the swinging axis of the slide block frame being shiftably arranged by a setting gear with respect to the drive pin of the freewheeling journal, and the setting gear having a setting sindle and drive nut connected with a bearing lever swingable on the machine frame and carrying the swinging axis of the slide block frame, the spindle having a setting groove whose pitch corresponds to the maximal setting range of the setting gear and the drive nut carrying a guide pin positioned in the setting groove. In the preferred embodiment, the setting spindle is connected with a turning grip and, with interposition of an indexing arrangement, the setting spindle is adjustable in small annular steps.

REFERENCES:
patent: 3683805 (1972-08-01), Harless

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