Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 233
movable surfaces arelaterally braced by light wood spacers of rectangular section 3/8 x 5/8in. One is used in the elevator and two in the rudder. The construction of the rudder is evident from Fig. 141. One fea-ture deserves attention, the close spacing of the ribs, 6 in. This is madenecessary by… … I :00 Fig. 139. Empennage of Curtiss Kirkham 18-T Triplane214 Art. 147 Bracing •3pruce ^NH For 5tob///zer j£~* for Fin % - l/ert/co/ 3prc/ceJ/r/&—- Jeer. /?/?
Airplanes
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