Leveling indicator for a printing press

Claim 1

IN A PRINTING PRESS WHICH INCLUDES A PRINTING CYLINDER, AN IMPRESSION ROLLER MOVABLE TOWARD AND AWAY FROM THE PRINTING CYLINDER, A PAIR OF MOVABLE SUPPORTING FRAMES FOR CARRYING THE IMPRESSION ROLLER OF THE PRINTING PRESS BETWEEN THEM, AND MEANS FOR MOVING THE SUPPORTING FRAMES TOWARD AND AWAY FROM THE PRINTING CYLINDER AND APPLYING A SPRING FORCE ON EACH OF THE SUPPORTING FRAMES AFTER THE IMPRESSION ROLLER IS BROUGHT INTO PRESSURE ENGAGEMENT WITH THE PRINTING CYLINDER, MEANS FOR INDICATING THE RELATIONSHIP OF THE AXES OF THE PRINTING CYLINDER AND THE IMPRESSION ROLLER COMPRISING A PAIR OF MOVABLE INDICATORS, THE RELATIVE POSITIONS OF WHICH INDICATE THE CONDITION THE AXIS OF THE IMPRESSION ROLLER CARRIED BY THE SUPPORTING FRAMES, A PAIR OF CONCENTRIC SHAFTS, ONE IMPARTING MOVEMENT TO ONE OF THE INDICATORS AND THE OTHER IMPARTING MOVEMENT TO THE OTHER OF THE INDICATORS, THE INNER OF THE CONCENTRIC SHAFTS EXTENDING BEYOND THE OUTER SHAFT AT BOTH ENDS, ONE END OF EACH SHAFT IN DRIVING RELATIONSHIP TO A DIFFERENT ONE OF THE INDICATORS, A PINION AFFIXED TO THE OPPOSITE END OF EACH SHAFT, AND A RACK CARRIED BY EACH SUPPORTING FRAME AND MESHING WITH ONE OF THE PINIONS THROUGHOUT THE RANGE OF MOVEMENT OF THE SUPPORTING FRAMES, WHEREBY THE MOVEMENT OF EACH OF THE SUPPORTING FRAMES IMPARTS MOVEMENT TO THE RESPECTIVE INDICATOR.