(57) A thermal printer having a reciprocating carriage (8), a thermal print head (14)
provided on the carriage, a controller (1) for controlling the movement of the carriage
and the printing operation of the print head, a ribbon cassette (10) mounted on the
carriage, an inked ribbon (21) coiled within the ribbon cassette, a carriage drive
motor (3) and drive belt (5) for reciprocating the carriage, and an inked ribbon take-up
mechanism for taking up the inked ribbon in one direction by the reciprocative movement
of the carriage, wherein the thermal print head is provided with a plurality of thermal
element arrays (24, 25) having different pitches of thermal elements or different
sizes of thermal elements.
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