Abstract: A method of and an apparatus for printing patterns of information on a record sheet, wherein those selected out of a number of printer elements arranged in an array are actuated to heat selected ones of differently colored, recurrent colored sections of a variegated, heat-sensitive ink ribbon for producing dots of different colors on the record sheet during each of a predetermined number of dot printing steps of a line printing cycle.
Abstract: A method of and an apparatus for printing patterns of information of a record sheet, wherein those selected out of a number of printer elements arranged in an array are actuated to heat a succession of differently colored, recurrent colored sections of a variegated, heat-sensitive ink ribbon for producing dots of different colors on the record sheet during each of a predetermined number of dot printing steps of a line printing interval.