Chapter 7183(b)xy-planeMxy=−131.1x+15±x−1.75²2−15±x−9.75²2−62.3±x−11.5²1Mmaxoccurs at 6.12 inMmax516 lbf·inMC=131.1(5.75)−15(5.75−1.75)2=514Reduced from 754 lbf·in. The maximum occurs at x=6.12 in rather thanC, but it isclose enough.xz-planeMxz=17.4x−6±x−1.75²2+6±x−9.75²2+206.6±x−11.5²1Let Mnet=±M2+M2Plot Mnet(x)1.75≤x≤11.5inMmax=516 lbf·inat x=6.25 inTorque: In both cases the torque rises from 0 to 192 lbf·in linearly across the roller and issteady until the coupling keyway is encountered; then it falls linearly to 0 across the key.
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