TY JOUR TI Test results of a prototype transmission with non-contact gearing based on permanent magnets KW coaxial magnetic transmission KW gearbox KW multiplier KW permanent magnet KW efficiency KW maximum torque JO Proceedings of Petersburg Transport University AU Taricyn, D.S. AU Orlov, D.A. AU Petuhov, A.I. PY 2024 IS 21 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"