Airspeed display scale with integral trend indication

Details Airspeed display scale with integral trend indication Airspeed display scale with integral trend indication

1981-06-11

1983-11-15

Shaw, Gareth D.

Boots, shoes, and leggings

364427, 364428, 364433, 364435, G06F 1550

Patent

active

044159749

ABSTRACT:
A digitally activated display scale in association with digital-electronic ircuitry, displays both the airspeed and airspeed trend of a landing aircraft. The digital/electronic circuitry process an analog voltage corresponding to an airspeed range of 80 to 179 knots to produce a digital number representative of the airspeed of the landing aircraft. The digital number is used to produce a continuous display of the airspeed and to indicate the trend of the airspeed as either increasing or decreasing.

REFERENCES:
patent: 3128445 (1964-05-01), Hosford
patent: 4176546 (1979-12-01), Gibson et al.
patent: 4251868 (1981-02-01), Aron et al.

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