Aircraft landing gear warning system

Details Aircraft landing gear warning system Aircraft landing gear warning system

1997-05-21

1999-12-28

Swarthout, Brent A.

Communications: electrical

Aircraft alarm or indicating systems

Landing gear indicator

73178T, 340945, 340963, 340970, G08B 2100

Patent

active

060087420

ABSTRACT:
The Aircraft Landing Gear Warning System is an electronic device designed for general aviation aircraft having retractable landing gear. The unit attaches to the aircraft. The system incorporates means of determining the aircraft's proximity to the ground and the status of the landing gear. If the device determines that the aircraft has descended to approximately 100 ft. above the ground and the wheels are retracted, the device provides a visual and audible warning to the pilot.

REFERENCES:
patent: 3860925 (1975-01-01), Darboven, Jr.
patent: 3946358 (1976-03-01), Bateman
patent: 4041341 (1977-08-01), Hart
patent: 4516124 (1985-05-01), Shannon et al.
patent: 4792904 (1988-12-01), Reinagel et al.
patent: 4806935 (1989-02-01), Fosket et al.
patent: 4916447 (1990-04-01), Vermilion et al.
patent: 5745053 (1998-04-01), Fleming, III
Pioneer Brochure, Mar. 5, 1940, cl. 340-960.

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