High speed printing apparatus

Claim 1

IN A HIGH SPEED PRINTING DEVICE CONTROLLED BY A STORAGE UNIT TO PRINT MULTIPLE COLUMNS ON A RECORD MEDIUM COMPRISING, IN COMBINATION, A PLURALITY OF NORMALLY INACTIVE PRINTING ANVILS EXTENDING ACROSS THE WIDTH OF THE TOTAL NUMBER OF COLUMNS TO BE PRINTED AND AT A RIGHT ANGLE TO THE RECORD MEDIUM, ONE OF SAID ANVILS FOR EACH COLUMN, AN ENDLESS TYPE CARRIER SUPPORTING A PLURALITY OF TYPE CHARACTER WHEELS BEARING SEQUENTIALLY A SEPARATE TYPE CHARACTER, A DRIVE MEANS FOR EFFECTING CYCLIC MOVEMENT OF SAID TYPE CARRIER, ONE RUN OF SAID CARRIER MOVING IN A PLANE PARALLEL TO SAID PRINTING ANVILS, MEANS FOR SUPPORTING SAID RECORD MEDIUM FOR LINE BY LINE MOVEMENT BETWEEN SAID PRINTING ANVILS AND THE PARALLEL PLANE OF SAID ONE RUN OF SAID TYPE CARRIER FOR THE PRINTING OF A TEXT LINE THEREON, MEANS OPERABLE TO SELECTIVELY MOVE SAID ANVILS, DEPENDENT UPON CONTROL BY SAID STORAGE UNIT, FROM THE INACTIVE TO THE ACTIVE POSITION TO MOVE SAID RECORD MEDIUM INTO THE PLANE OF TRAVEL OF SAID ENDLESS CARRIER, AND MEANS FOR CAUSING ROTATION OF SAID TYPE CHARACTER WHEELS DURING OPERATION OF SAID DRIVE MEANS WHEREBY A PREDETERMINED TYPE CHARACTER WHEEL ROLLS OVER SAID RECORD MEDIUM AND THE ACTIVELY POSITIONED PRINTING ANVIL TO CAUSE THE PRINTING OF THE TYPE CHARACTER ON THE RECORD MEDIUM.