Aeroplane construction and operation; including notes on aeroplane design and aerodynamic calculation, materials, etc. A comprehensive illustrated manual of instruction for aeroplane constructors, aviators, aero-mechanics, flight officers and students. Adapted either for schools or home study (1918)
Rathbun, John B · Chicago : Stanton and Van Vliet Co. · leaf 224
LS 217 more to be said on the subject. The flanges, however,must be steamed and bent to the nearly correct form be-fore assembly. After planing to size and cutting thegroove for the reception of the web, the ribs are placedin the steamer and thoroughly steamed for at least anhour. A rib flange… … Fig. 7. Rib Bending Press for Curving the Rib Flanges. for 24 hours so that the strips have ample time to cool anddry. For the amateur or small builder, the steamer canbe made of a galvanized down-spout connected withan opening cut in the top of an ordinary wash boiler.One end of the spout is…
Airplanes
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