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 206
outto I beam form, except at the point where the sprucedrag strut is attached. At the end of this strut is at-tached a sheet steel fitting that affords a means of con-necting the drag wires, and for fastening the strut to themain wing spar. At the point of attachment, woodenplates are fastened to… … Fig. 7. Standard H-3 Wing Construction. Spar, Rib and Drag Strut Con-nections at Left. Body Connection Fitting or Hinge at Right. NoteDrag Wire Fittings. Courtesy Aerial Age. this joint and hold the sub-rib in place. The main ribsare strengthened, at the point where the spar passesthrough the rib…
Airplanes
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