Thermal head

Recorders – Thermal recording

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Details

219216, 200120, G01D 1510

Patent

active

048355488

ABSTRACT:
In a thermal head, an electrical and heat insulating layer of glass is formed on a substrate made of ferrie Fe-Cr stainless steel. Fe-Cr stainless steel contains 16 to 18% chromium by weight. Heating resistors having a specific patterns are formed on the electrical and heat insulating layer and electrically connected to the substrate acting as a common electrode. Lead wires of an A.lambda.-Si-Cu alloy, as individual electrodes, are formed on the layer and the heating resistors. The heating resistors and the lead wires are covered by a protective layer.

REFERENCES:
patent: 4640723 (1987-02-01), Sugai et al.
patent: 4679056 (1987-07-01), Kobayashi et al.
patent: 4680593 (1987-07-01), Takeno et al.

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