Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 239
Fig. 147. Rudder of Tubular Construction Conne c f/on Str/p ■ … Span —We/cf- Fig. 148. Method of Joining Ribs and Main Spars 220 Art. 147 Bracing Owing to their low section modulus, neither the spar nor rib tubescan carry large bending moments. It is, therefore, necessary to bracethe main spar from the fuselage, and the trailing edge or auxiliary sparfrom the…
Airplanes
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