Display element and display panel employing such display element

Details Display element and display panel employing such display element Display element and display panel employing such display element

1979-05-18

1981-04-28

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

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

340783, 40447, G09F 932

Patent

active

042649064

ABSTRACT:
A display element for use with a display panel which includes a display surface structure having a number of such elements arranged in a vertical plane and each adapted for rotation about support arms provided on the opposite side surfaces thereof, thereby producing a display of a character, graph, pattern or the like on the display surface structure. The display element is formed with a plate-like (or four-cornered) block member having two (or four) display surfaces of different colors and one (or three) magnetic pieces.

REFERENCES:
patent: 3267455 (1966-08-01), McGuire et al.
patent: 3267595 (1966-08-01), Levy et al.
patent: 3469258 (1969-09-01), Winrow
patent: 3659366 (1972-05-01), Woolfolk
patent: 3685040 (1972-08-01), Hart
patent: 3924226 (1975-12-01), Lacy et al.
patent: 3949392 (1976-04-01), Caritato

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