Incremental printing of symbolic information – Thermal marking apparatus or processes – Specific resistance recording element type
Patent
1996-09-13
1997-06-03
Fuller, Benjamin R.
Incremental printing of symbolic information
Thermal marking apparatus or processes
Specific resistance recording element type
B41J 2335
Patent
active
056359756
ABSTRACT:
A thermal head which can effectively use a thin film ribbon as an ink ribbon, and take a relatively long edge distance. The thermal head has its object to maintain transferring property of the ink to a recording medium and to maintain high printing quality for a long period of time. A heating portion is formed from the top of a heat insulating layer to a slope of the common electrode side of the heat insulating layer, and a gap is formed on the common electrode. The ink ribbon is pressed into contact with the recording medium at a portion of low-temperature of the top of portion of the heat insulating layer falling outside the center portion of the heating portion where a pressure of the printer to the platen is mainly applied.
REFERENCES:
patent: 4743923 (1988-05-01), Nishiguchi et al.
Nakatani Toshifumi
Sagawai Shinichi
Shirakawa Takashi
Terao Hirotoshi
Alps Electric Co. ,Ltd.
Anderson L.
Bever Patrick T.
Fuller Benjamin R.
Shoup Guy W.
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