with means to change over to human control

Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train > for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed > with means to change-over to human control

Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles > for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed > with means to change over to human control