HEAT CONTROL IN THERMOPLASTIC PHOTOCONDUCTIVE IMAGING SYSTEM

摘要

APPLICATION FOR UNITED STATES PATENT Inventors: Invention: RECORDING OR ERASURE OF IMAGES ON THERMOPLASTIC MATERIAL A method and apparatus for recording and erasing images on thermoplastic photoconductive recording material wherein an adjustable heat supply is provided to the recording medium dependent upon the temperature of the recording medium at the start of the heating cycle. A bridge circuit is disclosed for heating the recording medium and for sensing the temperature thereof such that the heating current supplied to the heating means is regulated according to the instantaneous temperature of the recording medium.