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  1. Agunia

    Forces in scissar lift

    This is still bad because i got 2 unkown forces Ra and Rb and 3 equation (x=0 y=0 M=0).
  2. Agunia

    Forces in scissar lift

    Force in screw depend on angel alfa, Qmax is when alfa=25deg, for alfa>25deg Q=const=Qmax. How can i calculate forces in screw and arms correct ? This structure work as lattice i think.
  3. Agunia

    Forces in scissar lift

    I think direction of Rb force is correct but Ra is not. Only 2 unkown forces Ra , Rb so i didnt use sumM=0. I think im doing huge mistake.
  4. Agunia

    Forces in scissar lift

    Hi I need help, how can i calculate force in screw and in rods ?

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