Robot cleaner system having external charging apparatus and method for docking with the charging apparatus

摘要

The cleaning robot (10) has an external charger with a power supply terminal and a terminal stand (84) for mounting the charger. The robot has a memory and a camera (30) to photograph the ceiling. The robot calculates the location of the external charger (82) and stores this during charging. When returning to the charger, the robot calculates a return path based on the camera image. Claims include a method of docking a robot with an external charger.