Printer mechanism

Claim 1

A PRINTER MECHANISM COMPRISING: A FRAME; A DRIVE SHAFT JOURNALED IN SAID FRAME FOR FORWARD AND BACKWARD ROTATION; A GALLONAGE PRINT WHEEL JOURNALED FOR ROTATION IN SAID FRAME AND HAVING CIRCUMFERENTIALLY SPACED AND CONSECUTIVELY ARRANGED NUMERICAL PRINTING INDICIA; MEANS CONNECTING SAID DRIVE SHAFT TO SAID GALLONAGE PRINT WHEEL FOR TURNING SAID WHEEL FORWARDLY OR BACKWARDLY IN RESPONSE TO FORWARD OR BACKWARD ROTATION OF SAID DRIVE SHAFT RESPECTIVELY; A CONSECUTIVE NUMBER PRINT WHEEL JOURNALED FOR ROTATION IN SAID FRAME FOR INDICATING THE CYCLE OF FORWARD ROTATION OF SAID DRIVE SHAFT, SAID CONSECUTIVE NUMBER PRINT WHEEL HAVING CIRCUMFERENTIALLY SPACED AND CONSECUTIVELY ARRANGED NUMERICAL PRINTING INDICIA; MEANS OPERATED BY A FORWARD ROTATION OF SAID DRIVE SHAFT FOR ROTATIVELY ADVANCING SAID CONSECUTIVE NUMBER PRINT WHEEL FORWARDLY LESS THAN ONE FULL NUMBER POSITION TOWARDS THE NEXT HIGHER FULL NUMBERED POSITION; MEANS PREVENTING SAID CONSECUTIVE NUMBER PRINT WHEEL FROM ROTATING BACKWARDLY UPON A BACKWARD ROTATION OF SAID DRIVE SHAFT; MANUAL MEANS OPERABLE UPON COMPLETION OF ROTATION OF SAID DRIVE SHAFT AND INCLUDING A ROTATABLE CONTROL SHAFT OPERABLE UPON PARTIAL ROTATION THEREOF FOR ROTATIVELY ADVANCING SAID CONSECUTIVE NUMBER PRINT WHEEL FORWARDLY FROM THE PARTIAL POSITION THEREOF TO SAID NEXT HIGHER FULL NUMBER POSITION AND FOR ASSURING THAT SAID GALLONAGE PRINT WHEEL IS ROTATIVELY POSITIONED AT A FULL NUMBER POSITION; AND TICKET PRESSING MEANS FOR PRESSING A TICKET AGAINST THE NUMERICAL PRINTING INDICIA ON BOTH SAID GALLONAGE AND CONSECUTIVE NUMBER PRINT WHEELS.