Patent ID: 7275281
Filing Date: 2007-10-02
Classification: A47L,Y10S

Abstract:
1. A motor assembly which is mounted in a cleaner body of a vacuum cleaner to generate a suction force to draw in dirt from a cleaning surface, the motor assembly comprising: a motor generating the suction force; an auxiliary filter member disposed on an airflow path connecting the motor to a dust-collecting apparatus in which the dirt is separated from external air drawn in by the suction force, the auxiliary filter member for filtering a second time air discharged from the dust-collecting apparatus; and a motor casing with a first chamber and a second chamber divided therein, and including a connection path in fluid communication with both the first chamber and the second chamber, wherein the first chamber is connected to the dust-collecting apparatus and including the auxiliary filter member mounted therein, and an entrance opening in an outer wall of the cleaner body that is exposed to the outside of the cleaner body, and the auxiliary filter member being removably mounted in the first chamber through the entrance opening and the second chamber connected to a discharge opening of the cleaner body and including the motor mounted therein.