Display cell element for point matrix display panels

Details Display cell element for point matrix display panels Display cell element for point matrix display panels

1986-07-21

1989-05-30

Mancene, Gene

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340564, G09F 304

Patent

active

048338060

ABSTRACT:
The present invention relates to a display cell element comprising a plate (2) with one reflecting side (3) and one black side (4). The plate (2) revolves between an active position when the reflective (3) side is showing, and a non-functioning position when the black side (4) is showing. The extremity (7) of a fiber optic cable (6) which transmits light is placed behind the plate (2), and the plate (2) is pierced with a hole (8) opposite the extremity (7) of the fiber optic cable (6) when the plate (2) is in its active position. Through the invention, a display panel with a good visual impact when seen from a great distance while being easily read from a shorter distance can be obtained.

REFERENCES:
patent: 3975728 (1976-08-01), Winrow

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