Patent ID: 6823558
Filing Date: 2004-11-30
Classification: A47L

Abstract:
A vacuum cleaner brush comprising:a case; a rotary element being rotatably disposed at a lower portion of the case and having a rotary shaft; a floor cloth disposed on a bottom surface of the rotary element; a housing being disposed in the case and having a separate space from the case; a motor disposed in the housing for rotatably driving the rotary element; a first bushing protruding from an inner bottom surface of the case in the shape of a cylinder, into and through which the rotary shaft of the rotary element is inserted; a second bushing protruding from an inner bottom surface of the housing in the shape of a cylinder, the second bushing being adjacent to and axially aligned with the first bushing; and a blocking element protruding from a bottom surface of the case in the shape of a cylinder along a circumference of the first bushing, for preventing dust and dirt from flowing into the first bushing.