Measuring and testing – Instrument proving or calibrating – Volume of flow – speed of flow – volume rate of flow – or mass...
Patent
1982-09-30
1984-12-25
Swisher, S. Clement
Measuring and testing
Instrument proving or calibrating
Volume of flow, speed of flow, volume rate of flow, or mass...
73432V, 738659, G01C 2500
Patent
active
044895917
ABSTRACT:
A remotely controlled system for mechanically positioning an aircraft airflow vane for the purpose of calibration wherein a stepper motor drives the vane to a predetermined position in response to electronic system control disposed at a point remotely located with respect to the aircraft airflow vane.
REFERENCES:
patent: 2473682 (1949-06-01), Harris et al.
patent: 2859621 (1958-11-01), Knopf et al.
patent: 3478569 (1969-11-01), Aichinger
patent: 4235103 (1980-11-01), Carter et al.
DeVogel Nicolaas
Donahue Bernard A.
Gardner Conrad O.
Swisher S. Clement
The Boeing Company
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