Squeegee drive mechanism

Claim 1

IN APPARATUS FOR APPLYING DECORATIVE IMPRINTS TO GENERALLY CYLINDRICAL WORKPIECES, HAVING ENDLESS CONVEYOR MEANS ADAPTED TO SUPPORT SAID WORKPIECES AT SPACED POINTS THEREON FOR ROTATION ABOUT THEIR CENTRAL AXES, MEANS FOR DRIVING SAID CONVEYOR MEANS ALONG A PATH OF TRAVEL AT A CONSTANT LINEAR SPEED AND PARALLEL TO A STATIONARY DECORATING SCREEN, AND MEANS FOR ROTATING SAID WORKPIECES AT A PREDETERMINED SPEED WHEREBY THE PERIPHERAL SPEED OF THE WORKPIECES IS EQUAL TO SAID CONSTANT LINEAR SPEED, THE COMBINATION COMPRISING: A PAIR OF SQUEEGEE MEANS; GUIDE MEANS SUPPORTING SAID SQUEEGEE MEANS FOR RECIPROCAL MOVEMENT GENERALLY PARALLEL TO SAID PATH OF TRAVEL AND THROUGH A DISTANCE SUBSTANTIALLY EQUAL TO THE LENGTH OF SAID SCREEN; MEANS SUPPORTING SAID GUIDE MEANS FOR MOVEMENT LATERALLY OF SAID PATH OF TRAVEL; DRIVE MEANS FOR RECIPROCATING SAID PAIR OF SQUEEGEE MEANS ALONG SAID PATH OF TRAVEL, AT SAID CONSTANT LINEAR SPEED WHEREBY ONE SQUEEGEE MEANS IS MOVED IN A FIRST DIRECTION ALONG SAID PATH OF TRAVEL AND IN UNISON WITH A WORKPIECE WHILE THE OTHER SQUEEGEE MEANS IS MOVED IN A SECOND DIRECTION OPPOSITE TO SAID FIRST DIRECTION AND VICE VERSA; MEANS FOR MOVING EACH OF SAID SQUEEGEE MEANS INTO ENGAGEMENT WITH SAID SCREEN DURING MOVEMENT IN SAID FIRST DIRECTION; AND MEANS FOR MOVING EACH OF SAID SQUEEGEE MEANS LATERALLY AWAY FROM SAID DECORATING SCREEN DURING AT LEAST A PORTION OF ITS MOVEMENT IN SAID SECOND DIRECTION.