Window apparatus for a motor vehicle

The invention relates to a window lifting device (2) for a motor vehicle, which is designed for raising and lowering a window pane (4) of the motor vehicle, characterized in that a conducting wire (20) is provided, which with a first end (21.1) fixed relative to be arranged a vehicle body and a second end (21.2) fixed relative to one movable relative to the vehicle body component, in particular of a driver (12, 14) of the power window device (2) is arranged.