Solar powered aircraft warning device

Communications: electrical – Aircraft alarm or indicating systems – Obstruction beacon

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Details

340981, 315344, G08G 500

Patent

active

055371116

ABSTRACT:
A solar-powered, illuminated aircraft warning marker for connection to suspended cables and overhead transmission lines includes a polygonal housing having a plurality of light elements attached to different sides of the housing. The warning marker includes solar cells, storage batteries and electrical circuit apparatus for selectively illuminating the light elements during low ambient light and nighttime conditions.

REFERENCES:
patent: 3006251 (1961-10-01), Wells
patent: 4759735 (1988-07-01), Pagnol et al.
patent: 4772990 (1988-09-01), Linehan et al.
patent: 4841278 (1989-06-01), Tezuka et al.
patent: 4884017 (1989-11-01), Williams
patent: 5001402 (1991-03-01), Milton et al.
patent: 5027294 (1991-06-01), Fakruddin et al.
patent: 5252893 (1993-10-01), Chacham et al.

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