TY JOUR TI GEOMETRIC ANALYSIS AND THEORETICAL EFFICIENCY EVALUATION OF THE CONE-AND-PLATE ENGAGEMENT OF A SPHERICAL ROLLING SCREW MOTION DRIVE KW cone-and-plate engagement KW spherical mechanism KW precession gear KW gearbox KW roller gear KW efficiency JO Transport engineering AU Lustenkov, M.E. AU Moiseenko, A.N. PY 2023 IS 2023 PB Bryansk State Technical University