Automatic vacuum cleaner

摘要

The present invention relates to a robot cleaner. The robot cleaner according to an aspect comprises: a casing having a suction port; a suctioning member installed in the casing and suctioning external foreign substances through the suction port; a driving member moving the casing; and a side brush assembly movably installed on the casing, wherein the side brush assembly includes a brush allowing foreign substances in a region outside the casing to move toward the suction port by rotation of the side brush assembly, and a rotational axis of the brush can be moved horizontally.