Thermal print head

Details Thermal print head Thermal print head

1990-04-25

1993-07-27

Fuller, Benjamin R.

Recorders

Thermal recording

29611, 29620, 29621, B41J 2325

Patent

active

052314200

ABSTRACT:
A thermal print head comprises: a thermally resistant insulating substrate; a glazed glass partially formed on the substrate at one end side thereof; a heating element formed on the glazed glass; a first common electrode formed on the heating element; and a protective film formed on the first electrode; a second common electrode a part of which is formed between the insulating substrate and the glazed glass, the first and second electrodes being connected to each other; wherein the insulating substrate has a chamfer on the one end side where the first and second common electrodes are arranged, the chamfer being formed closely from the glazed glass, a part of the first and second common electrode being arranged on the chamfer.

REFERENCES:
patent: 4630073 (1986-12-01), Hashimoto
patent: 4651168 (1987-03-01), Terajima et al.
patent: 4701593 (1987-10-01), Hiramatsu
patent: 4795887 (1989-01-01), Myokan
patent: 4944983 (1990-07-01), Nonoyama et al.
patent: 4968996 (1990-11-01), Ebihara et al.
patent: 4973986 (1990-11-01), Narita

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