The appliance (10) has an electrical circuit for switching of energy storage devices (16,17) respectively connected in series with terminal contacts (35-38) of connecting terminals (33,34). A sum of power supply voltages of energy storage power supplies (U...

The present invention refers to a robot, a docking station, and a docking system and a docking method therefor. The docking system comprises a robot and a docking station. The robot comprises a power storage unit configured to supply power for the robot, a...

An automatic charging device and method of an automatically traveling cleaner are disclosed. Since a charging terminal unit is installed inside a traveling cleaner (30) and selectively drawn out, the traveling cleaner (30) is prevented from being damaged f...