Communications: electrical – Systems – Game reporting
Patent
1981-08-03
1983-09-13
Groody, James J.
Communications: electrical
Systems
Game reporting
116222, 116223, 116225, 116281, 116299, 116309, 116315, 116321, 116324, 40486, 40502, 340321, G08B 2300, A63B 7106
Patent
active
044045433
ABSTRACT:
An improved indicia display apparatus particularly useful for displaying indicia indicating the number of down to be played in football competition and locating the position of the ball along the sideline, for example, the apparatus comprising an opaque outer cylinder with a domed top and bottom, with three evenly spaced openings, said outer cylinder fitting over a translucent inner cylinder with two rows of printed indicia. Illumination within the inner cylinder is attached to a center pole that attaches to the domed top of the outer cylinder by a male and female plastic threaded screw fittings. The inner cylinder having a sleeve that slides up and down and rotates on the center pole for selecting desired indicia representing chosen down. Top dome and bottom dome of the outer cylinder are attached to outer cylinder body with metal screws for securing assembly together and removing to replace illuminating device.
REFERENCES:
patent: 2064745 (1936-12-01), Harrie
patent: 2208009 (1940-07-01), Rosenboom et al.
patent: 2517239 (1950-08-01), Rickabaugh
patent: 2549627 (1951-04-01), Musch et al.
patent: 3728708 (1973-04-01), Culbertson
patent: 3868671 (1975-02-01), Maguire et al.
patent: 3985356 (1976-10-01), Carlock
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