Cric Dubla Actiune Final

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1. ESTABLISHING THE LOADS ON THE JACK ELEMENTS Fig 1.1 2. CALCULUS OF THE MAIN SCREW Choosing the material We choose: OLC 45 Predimensioning Calculus · Load calculation c Q , N  N Q Q c  22880 20800 1 , 1      o o 1 , 1 ... 0 5 , 1  ·Inner diameter of thread 3 d , mm ] [ 4 . 20 70 14 , 3 22880 4 4 3  mm Q d ac c    

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