Wärmedruckkopf und Verfahren zu seiner Herstellung.

摘要

A thermal print head comprises: a thermally resistant insulating substrate (1); a glazed glass (2) partially formed on the substrate at one end side thereof; a heating element (3) formed on the glazed glass (2); a first common electrode (5) formed on the heating element (3); and a protective film (7) formed on the first electrode (5); a second common electrode (4) a part of which is formed between the insulating substrate (1) and the glazed glass (2), the first and second electrodes (5, 4) being connected to each other; wherein the insulating substrate has a chamfer (40) on the one end side where the first and second common electrodes (5, 4) are arranged, the chamfer (40) being formed closely from the glazed glass (2), a part of the first and second common electrode (5, 4) being arranged on the chamfer (40).