Servosila Harmonic Reduction Gears (70mm, 50Nm, 160:1). Волновой редуктор производства Сервосила HD
https://www.servosila.com/en/harmonic-drives/index.shtml The video shows an assembly process of a harmonic reduction gears set made by Servosila. Servosila Harmonic Reduction Gears are created for those applications where space is at premium while lowest possible weight and minimal backlash are the key design drivers. Показана сборка волнового редуктора российского производства компании Сервосила. Хорошо виден принцип действия редуктора.