Base plate having an oxidation film and an insulating film for i

Details Base plate having an oxidation film and an insulating film for i Base plate having an oxidation film and an insulating film for i

1988-02-01

1989-08-22

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

G01D 1516

Patent

active

048600334

ABSTRACT:
A base plate for ink jet recording head provided with an electricity-heat convertor and an ink jet recording head using the same are provided. The electricity-heat convertor comprises a substrate, a pair of electrodes electrically connected to said heat-generating resistor, an oxidized film provided by local anodic oxidation of the surface of said heat-generating resistor between said electrodes, and an organic insulating film provided on said electrodes and on at least a part of said heat-generating resistor between said electrodes.

REFERENCES:
patent: 4410899 (1983-10-01), Haruta et al.
patent: 4535343 (1985-08-01), Wright
patent: 4567493 (1986-01-01), Ikeda et al.
patent: 4596994 (1986-06-01), Matsuda et al.
patent: 4638337 (1987-01-01), Torpey
patent: 4694306 (1987-09-01), Ikeda
patent: 4777494 (1988-10-01), Shibata et al.
patent: 4783369 (1988-11-01), Sugata et al.

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