The invention relates to a positioning unit (10) and a method for forming an electrically conductive connection between a stationary charging station and a vehicle, in particular an electric bus or similar, wherein an electrical charging contact of the positioning unit can be moved relative to a charging contact surface (11) and contacted with same by means of the positioning unit, wherein the positioning unit has an articulated arm device (12) and a drive device for driving the articulated arm device, wherein the charging contact can be positioned between a contact position (37) for power transmission and a retracting position (36) for power interruption by means of the articulated arm device, wherein the drive device has an adjustment drive (13) for forming an adjustment force acting on the articulated arm device and a spring device (29) mechanically cooperating with the adjustment drive, wherein a contact force can be formed on the charging contact surface by the adjustment drive, wherein the adjustment drive has a control device and an electric motor (43), which can be actuated by the control device, wherein the adjustment drive is designed in such a way that a torque of the electric motor can be detected by the control device, wherein the contact force can be controlled by the control device in accordance with the torque of the electric motor.
Positioning unit and contacting method
2021-11-04
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |