Full Scale Tests of Wood Propellers on a VE-7 Airplane in the Propeller Research Tunnel (1929)
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r of 0.7, and the other two pro- pellers, B' and D', have pitch ratios of 0.6 and 0.8, respectively. The blade width, thickness, and angle were measured for each section of each propeller after the tests were completed. In nearly all cases the measured blade widths and thickness were about Ye… … Fig. 2.—The VE-7 airplane mounted on balance of Propeller Research Tunnel 0.3° less than the drawing for propeller B', 0.5° greater than the drawing for propeller I, and the same as the drawing for propeller D'. The VE-7, as mounted in the tunnel, had inclosed within it a special steel skeleton…
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