Display devices and display elements thereof

Details Display devices and display elements thereof Display devices and display elements thereof

1988-11-18

1990-09-18

Brier, Jeffery A.

Communications: electrical

Land vehicle alarms or indicators

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

340764, 34081527, 3408151, 40476, 40491, G09G 334

Patent

active

049581503

ABSTRACT:
A display device comprising a plurality of pixels arranged in a matrix to form a total image display area. Each pixel is comprised of a plurality of sets of two or more vanes with the vanes of each set lying in closely adjacent parallel planes. Driving means is provided for conjointly driving a selected group of corresponding vanes in each set so that the vane forward surfaces are selectively viewable from the front. The vanes in at least one group are colored with a plain color which differs from the color of the vanes in at least one other group.

REFERENCES:
patent: 3430371 (1969-03-01), Phillips
patent: 4731944 (1988-03-01), Honse
patent: 4759141 (1988-07-01), Aoyagi
patent: 4837957 (1989-06-01), Egender

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