Patent ID: 6239827
Filing Date: 2001-05-29
Classification: B41J

Abstract:
A thermoelectric printer, comprising:a take-up shaft adapted to take up an ink coated film and to generate a fixed rotating torque,a film driving roller in a first carrying route,paper driving rollers adapted to drive paper in a second carrying route, the ink coated film and the paper being carried to a place between a thermal head and a platen, the ink coated film and the paper being pressed, and the paper being thermoelectrically printed;a take-up diameter detecting means for detecting a take-up diameter of the ink coated film taken up by said take-up shaft, said take-up diameter detecting means disposed opposite an end face of the ink coated film taken up in layers by said take-up shaft; anda rotating torque control means for controlling a rotating torque of said film driving roller corresponding to the take-up diameter detected by said take-up diameter detecting means.