Heat transfer type thermal recording apparatus
AssigneeFuji Xerox Co., Ltd.
InventorsToshiharu Inui, Yoshiki Kikuchi, Takashi Ohmori
Life of this patent
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Abstract
The negative image left on an ink donor sheet after thermal recording is erased by heating the remaining ink at a point downstream of the recording station and either removing the remaining ink or spreading the ink to obliterate the negative image.
Claims7
In a heat transfer type thermal recording apparatus of the type including a thermal heating element which is selectively heated in accordance with pictorial information, an ink donor sheet carrying ink on a surface thereof and travelling along a donor sheet path past said heating element, and a back roll adjacent said heating element for urging a recording sheet against said surface of said donor sheet in the vicinity of said heating element, whereby, upon selective heating of said heating element in accordance with image information, ink will be transferred to said recording sheet and a negative image will be left on said donor sheet, the improvement comprising:
- heating means along said donor sheet path downstream of said heating element for erasing said negative image from said donor sheet by melting the remaining ink on said donor sheet and transferring melted ink to said heating means.
Dependencies are inferred from the claim text.