Airspeed indicator for low-speed conveyances

Details Airspeed indicator for low-speed conveyances Airspeed indicator for low-speed conveyances

1982-10-14

1984-11-20

Woodiel, Donald O.

Measuring and testing

Navigation

Ship's log

G01C 2110

Patent

active

044831919

ABSTRACT:
An airspeed indicator for low-speed conveyances which comprises a thin cylindrical hood, a generator supported at the center within the hood and a propeller mounted on the driving shaft of the generator. An indicating means for indicating the magnitude of the airspeed on a scale plate with a pointer is also provided, the pointer being rotated in proportion to the current through an ammeter coupled to the output of the generator. Means for supporting the hood is further provided, the means holding the hood so that when the indicating means is mounted on the low-speed conveyance, the hood may be fixed to face the flight direction.

REFERENCES:
patent: 439442 (1890-10-01), Thorne et al.
patent: 2549754 (1951-04-01), Bosch
patent: 2742783 (1956-04-01), Jasse
patent: 3406570 (1968-10-01), White
patent: 4136562 (1979-01-01), Crooker

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