Bar graph display apparatus

Details Bar graph display apparatus Bar graph display apparatus

1985-08-09

1988-04-19

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

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

340719, G09G 300

Patent

active

047393190

ABSTRACT:
In a display apparatus including a plurality of scaling display elements and a plurality of bar graph display elements, each of the scaling display elements is changed from its ON state to its OFF state when an adjacent bar graph display element is changed from its OFF state to its ON state and restored from the OFF state to the ON state when the adjacent bar graph display element is changed from the ON state, respectively to the OFF state.

REFERENCES:
patent: 3644784 (1972-02-01), Dickey et al.
patent: 3833936 (1974-09-01), Wilson
patent: 3914758 (1975-10-01), Ingle
patent: 4253096 (1981-02-01), Kmetz
patent: 4488149 (1984-12-01), Givens, Jr.
patent: 4570226 (1986-02-01), Aussedat

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