BUS HYDROMECHANICAL TRANSMISSION Russian patent published in 1998 - IPC

FIELD: mechanical engineering. SUBSTANCE: in proposed transmission hydrodynamic torque converter is installed between engine and planetary gearbox. Pump, turbine and reactor wheels are arranged in circulation circuit of hydrodynamic torque converter combined with hydraulic retarder. Pump wheel is rigidly connected with inputs shaft. Turbine wheel is connected through planetary mechanisms and friction member of any train of planetary gearbox with output shaft Additional wheel connected with hydraulic retarder engagement brake is installed between turbine and pump wheels in upper and lower portions of circulation circuit. EFFECT: enlarged operating capabilities. 1 dwg