Electronic standby flight instrument

Details Electronic standby flight instrument Electronic standby flight instrument

1983-12-23

1986-07-01

Caldwell, Sr., John W.

Communications: electrical

Aircraft alarm or indicating systems

Nonalarm flight indicator

73178R, 244 1R, 340971, 340975, 364433, G01C 2100, G01C 2300

Patent

active

045982929

ABSTRACT:
A self-contained, standby flight instrument includes sensors, processing circuitry, rechargeable power supply, voltage regulation circuitry, and display hardware arranged to provide a continuous display of aircraft airspeed, altitude, roll, pitch and heading regardless of any partial or complete failure in the primary instrumentation, an interrelated subsystem, or the electric power supply.

REFERENCES:
patent: 2435063 (1948-01-01), Weaver
patent: 3112644 (1963-12-01), Schroeder
patent: 3206974 (1965-09-01), Andresen
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patent: 3651691 (1972-03-01), Pliha
patent: 4155116 (1979-05-01), Tawfik et al.
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patent: 4301398 (1981-11-01), Johnson
patent: 4326189 (1982-04-01), Crane
patent: 4340936 (1982-07-01), Mounce
patent: 4371870 (1983-02-01), Biferno
patent: 4444053 (1984-04-01), Rider
patent: 4463355 (1984-07-01), Schultz et al.
patent: 4484189 (1984-11-01), Dettmer
patent: 4520669 (1985-06-01), Rider

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