TY JOUR TI DESIGN OF A SPATIAL 5R MECHANISM FOR A SPECIFIED LAW OF THE OUTPUT LINK MOTION KW spatial five-link mechanism KW rotary joints KW design KW objective function KW law of movement of the output link KW linear function JO Vestnik of Kazan State Agrarian University AU Mudrov, A.P. AU Mudrov, A.G. AU Pikmullin, G.V. PY 2020 IS 15 PB Kazan state agrarian University