Automatic paper finishing machine

Claim 1

A HIGH SPEED PAPER FINISHING MACHINE COMPRISING AN UNWINDING STAND FOR SUPPLYING A CONTINUOUS WEB OF PAPER FROM A FREELY ROTATABLE SUPPLY ROLL SUPPORTED IN SAID STAND, A PAIR OF RETARDING ROLLS OVER WHICH SAID WEB SEQUENTIALLY PASSES WITH SURFACE CONTACT EXCEEDING 180* ON EACH OF SAID RETARDING ROLLS, A DEFECT INSPECTION STAND FOR SAID WEB, PRESS ROLLS FOR DRAWING SAID WEB SERIALLY FROM SAID SUPPLY ROLL THROUGH SAID RETARING ROLLS AND SAID INSPECTION STAND, MEANS FOR SENSING THE TENSION IN SAID WEB BETWEEN SAID RETARDING ROLLS AND SAID PRESS ROLLS, MEANS RESPONSIVE TO AID TENSION SENSING MEANS FOR CONTROLLING THE BRAKING FORCE APPLIED TO SAID RETARDING ROLLS TO MAINTAIN SAID TENSION SUBSTANTIALLY CONSTANT, A ROTARY CUTTER FOR CUTTING SAID WEB INTO SHEETS OF PREDETERMINED LENGTH, A FIRST HIGH SPEED CONVEYOR, A VENTURI AIR DELIVERY HEAD FOR DIRECTING SHEETS CUT BY SAID ROTARY CUTTER TO SAID FIRST CONVEYOR, A REJECT GATE POSITIONED TO PASS OR DEFLECT SHEETS DELIVERED BY SAID FIRST CONVEYOR BETWEEN TWO ALTERNATE PATHS, A PAIR OF SUPERPOSED OVERLAP CONVEYORS POSITIONED TO RECEIVE SHEETS RESPECTIVELY DELIVERED TO SAID ALTERNATE PATHS, THE LOWER OF SAID OVERLAP CONVEYORS INCLUDING A LARGE DIAMETER TURN-AROUND ROLL FOR REVERSING THE DIRECTION OF SHEETS PRIOR TO OVERLAPPING, MEANS RESPONSIVE TO THE DETECTION OF DEFECTS AT SAID INSPECTION STAND FOR OPERATING SAID REJECT GATE,