Printer system with continuously rotating print wheels

Claim 1

A SYSTEM FOR CONTROLLING A LINE-AT-A-TIME PRINTER FROM DATA PROVIDED IN A STANDARD COMPUTER FORMAT, INCLUDING A PLURALITY OF CONTINUOUSLY ROTATING PRINTER ELEMENTS, A PLURALITY OF SEPARATELY OPERABLE ACTUATING MEANS, EACH FOR A DIFFERENT PRINTER ELEMENT, MEANS FOR STORING CHARACTERS REPRESENTATIVE OF A LINE TO BE PRINTED, MEANS COUPLED TO ROTATE WITH THE PRINTER ELEMENTS FOR GENERATING CHARACTER DATA FOR EACH SUCCESSIVE CHARACTER POSITION OF THE PRINTER ELEMENTS AS THEY ARE PRESENTED FOR PRINTING, MEANS FOR RECIRCULATING ALL CHARACTERS IN THE MEANS FOR STORAGE DURING SUCH CHARACTER POSITION OF THE PRINTER ELEMENTS, MEANS FOR COMPARING THE RECIRCULATING CHARACTERS AND THE GENERATED CHARACTER DATA, MEANS, INCLUDING SCANNER MEANS, FOR OPERATING PARTICULAR ACTUATING MEANS WHEN A COMPARISON EXISTS, AND MEANS, INCLUDING COUNTER MEANS, COUPLED TO THE MEANS FOR GENERATING CHARACTER DATA AND DEFINING SUCCESSIVE PRINT CYCLES WHICH ARE PROGRESSIVELY SHIFTED IN TIME RELATIVE TO PRINTER ELEMENT ROTATION.