Ferris, Richard. [from old catalog] · New York, T. Nelson and sons · leaf 85
ich is bent.(The angle of incidence is that which the planemakes with the line in which it is moving. The 84 FLYING MACHINES: THE BIPLANE. bending downward of the rear edge would enlarge theangle of incidence^ in that way increasing the com-pression of the air beneath, and lifting that end ofthe… … Sketch showing relative positions of planes and of the operator in the Wrightmachine: A, A, the main planes ; B, B, the elevator planes. The motoris placed beside the operator. hand of the pilot moves the elevating planes at thefront of the machine. The motor has 4 cylinders, and develops 25 to30…
Aeronautics
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