Thermal head and system including the same
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United States of America Patent
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-
Nov 22, 1994
Grant Date -
N/A
app pub date -
Jan 24, 1992
filing date -
Jan 30, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention provides a thermal head including a substrate of alumina, a glaze layer formed on the substrate and patterning resistor and electrode layers on the glaze layer. The thermal head is of a whole glaze type in which a heating section is formed on the glaze layer at or adjacent to the edge portion thereof or of a partial glaze type in which a heating section is formed on the glaze layer at or adjacent to its partially cut edge portion. Thus, the thermal head can print more clearly.
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