Apparatus for electrolytic clear display on a dull base

Details Apparatus for electrolytic clear display on a dull base Apparatus for electrolytic clear display on a dull base

1981-06-30

1984-02-14

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340785, 350357, 350363, G09G 316

Patent

active

044319894

ABSTRACT:
Electrolytic device for light display on a dark background comprising a light source which illuminates a cell formed by two insulating walls between which is an electrolyte. One wall has an electrode comprising a plurality of segments for display and the other wall has a counter-electrode. The display is obtained by electrochemical deposition of dark coating material on the electrode.

REFERENCES:
patent: 4117475 (1978-09-01), Ebihara et al.
patent: 4175836 (1979-11-01), Redman et al.
patent: 4277786 (1981-07-01), Waldron
patent: 4309083 (1982-01-01), Duchene et al.

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