Measuring vibration and torque with the oscillograph (1924)
NASA Technical Reports Server (NTRS) · leaf 25
MemoraJiaiiin No. 231 Figs. 4,5,6,7,8,9,10,11 4 13 •i . I,''' i^if rt' ,fp, lA' '1. Dired Ion of blot/v Fig. 4 Stone arlll with weak thrust iiiilliiilliirili'iirnflM Fig.8 Sieffiens-Sohuckertwerka arill with testing device Dirscfion ot oiu^ ^ig. 5 Stone arill with nornlal thrust Direciion of blow… … fSF:.^:-' ^ H Shaking chute .Vertical aistance of chute from surface a, parallel to surface b, with respect to connecting-roa c. Motor current J. wizz /\.S.
NASA Technical Reports Server (NTRS)
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