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Modern Manufacturing Equipment of the Ernst Heinkel Airplane Works (1938)
NASA Technical Reports Server (NTRS) · leaf 16
N.A.C.A. Technical Memorandum No* 882 Figs.1,2,3,4,6,7,8 ^- Punch Tension flange with Hotary locking. Sleeve Mandrel Drawplate Pipe Figure 2.- Contracted thin-walled tube. Vise Table -4l Figure 1.- Outside drawing L (or expanding) tool. Figure 4.- Contracted thin-wall tube. … Contraction angle a Figures 7,8.- Loading arrangement for Figure 3.- Effect of contrac- buckling and tensile tion angle on the contracting pressure for dif- tests. ferent coefficients of friction*NASA Technical Reports Server (NTRS)
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