The Design of Plywood Webs for Airplane Wing Beams (1931)
NASA Technical Reports Server (NTRS) · leaf 9
rned is no X is for the stress at the outboard edge of the block greater than that between successive plies of plywood, at the outer support and the second value is the stress which is about one-half of that for glued construction at the inboard edge or the block set in the end of the in which the… … Fi(,i HE 3.—One method used to apply shearing loads to relatively sliort heani sections. (The dimensions of the test pieces appear in Tahle VII) stresses are set up, the distribution across the entire area of contact is not uniform, and failures occur at a calculated uniform stress of about…
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