Patent ID: 8898859
Filing Date: 2014-12-02
Classification: A47L

Abstract:
1. A vacuum cleaner comprising: a stationary tube laterally fixed to a bottom of a cleaner main body to suction dust from an outside by an operation of a vacuum motor disposed within the cleaner main body; a pair of fixing members fixing both ends of the stationary tube to the cleaner main body, and transferring the suctioned dust to a filter part disposed within the cleaner main body; a suction tube rotatably installed on an outer circumferential surface of the stationary tube, and rolling along a cleaning target surface, and comprising dust suction holes in a circumferential surface thereof to suction dust; and a beating device on the cleaner main body in front of the stationary tube to beat a cleaning target surface; wherein the beating device comprises: a beating motor disposed within the cleaner main body; a cam member coupled to a driving shaft of the beating motor; a beating part allowed to protrude from the bottom of the cleaner main body; and a link member having an upper end hinged to the cam member, and a lower end hinged to an upper end of the beating part.