TY JOUR TI THEORETICAL SUBSTANTIATION OF THE METHOD OF INCREASING COEFFICIENT OF ASYMMETRIES EXCITING FORCE MULTISTAGE VIBRATING MECHANISM VIBRATION DIRECIONS KW Vibrator KW elementary vibrator with directional oscillations KW stage elementary vibrators KW multi-vibration mechanism KW the driving force KW the driving force of the asymmetry coefficient KW Fourier series JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Gerasimov, M.D. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov