Divisional-type thermal printhead

Recorders – Thermal recording

Patent

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Details

B41J 2335

Patent

active

053610865

ABSTRACT:
A divisional-type thermal printhead comprises an insulating base board, and a plurality of unit substrates arranged in series on the base board. The unit substrates have their respective common electrodes in electrical independence of each other. Further, the base board is formed with a plurality of conductor films extending under the respective unit substrates in corresponding relation thereto, and each of the conductor films is electrically independent of the other conductor films but electrically connected to the common electrode of a corresponding unit substrate.

REFERENCES:
patent: 5028935 (1991-07-01), Warmack et al.
patent: 5148188 (1992-09-01), Ota et al.

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