Structural analysis and design of airplanes (1920)
United States. Army. Air Corps · [Washington] · leaf 156
er flanges of differentgages. 136 Art. 104 Splices in Spars and Longerons 104. Splices in Spars and Longerons—The Forest Products Labor-atory of the U. S. Department of Agriculture has conducted a series oftests to determine the best method of splicing spars (Fig. 89). Theresults are assembled in a… … ELEi/ar/OA/ Fig. 89. Spar Splices 1. Of the four different kinds of scarfs tested the plain sloped scarfis the best. 2. In solid beams and parts of built-up beams in which the heightis less than the width, the plane of the scarf should be perpen-dicular to the plane of bending; that is, the scarf…
Airplanes
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