Transcription of FEM
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(E)1 . GeneralThecalculationsmustbeincompliance withacceptedrulesofstatics,dynamics, , ,dimensions,andcross' , ~ permissiblestressesconcerningA,B,andC :mainloads, :-Deadloads,-liftedloads(liftingcarriage deadweightandweightoftheloadunit),-horiz ontalforcesofinertiaproducedbydriveunits , :Forcesduetorunningaskew,-effectsduetote mperature,-loads'onwalkways,stairs,platf orms, :-Bufferforces,-testloads, , Theliftedloadscomprisetheweightoftheload unitandthedeadweightofassembliesreceivin gtheloadunitsuchastelescopicloadforkandr ollertable,thedead-weightoftheliftingcar riage,andtheproportionateshareoftheweigh toftheloadsupportingmeanssuchasropes,cha ins,etc.
The integration constants c, and C2 are determined from the initial conditions: Y(O) = 0 Page 2 FEM 9.311 constant acceleration and deceleration are when the vertical motion is reversed.
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