Cable drive mechanism, which uses the excess energy storage trolley (16) and load (17) mechanical flywheel (2), which is currently charging powered retractor (1) through mechatronic variator (3) and the recovery phase is discharged through the reversing transmission (4) and the variator (3), which provides the rotational motion retractor (1), the activity of variator (3), a reversing gear (4) and flywheel (2) is controlled from an electronic control system (12) and control panel (13).Cable drive mechanism, which uses the excess energy storage trolley (16) and load (17) mechanical flywheel (2), which is currently charging powered retractor (1) through mechatronic variator (3) and the recovery phase is discharged through the reversing transmission (4) and the variator (3), which provides the rotational motion retractor (1), the activity of variator (3), a reversing gear (4) and flywheel (2) is controlled from an electronic control system (12) and control panel (13).