Thermal pen tip

Details Thermal pen tip Thermal pen tip

1980-02-25

1983-01-04

Mayewsky, Volodymyr Y.

Electric heating

Heating devices

Combined with diverse-type art device

219543, 338309, 346 76PH, H05B 100

Patent

active

043673953

ABSTRACT:
A thermal pen tip comprising a heat reserve layer formed on an insulating substrate; a resistance layer for heating formed on said heat reserve layer; and a protective layer formed on said resistance layer, wherein said heat reserve layer has a convex top having a curvature and a flat surface on said convex top, so as to have a size corresponding substantially to a width of a line and said resistance layer for heating is formed on said flat surface of said heat reserve layer.

REFERENCES:
patent: 3939325 (1976-02-01), Otani et al.
patent: 3973106 (1976-08-01), Ura
patent: 4203025 (1980-05-01), Nakatani

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