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| Number | Title | Issue Date |
| 7657967 | Brush vibrating apparatus for vacuum cleaner A brush vibrating apparatus for a vacuum cleaner. The brush vibrating apparatus includes a brush provided in a head portion of the vacuum cleaner and reciprocating and rotating for separating foreign substances from an object to be cleaned; support units provided on... | 02/09/2010 |
| 7363682 | Suction head for vacuum cleaner The present invention discloses a suction head for a vacuum cleaner, including a casing having a suction port for sucking alien substances from the floor, an agitator rotatably installed inside the suction port, a plurality of brushes being arranged on the agitator ... | 04/29/2008 |
| 7316050 | Vacuum cleaning tool having an exchangeable attachment A cleaning tool for a vacuum cleaning device has a housing and a motor arranged in the housing. A tool carrier and a rotatingly driven working tool are provided. The working tool has two ends rotatably supported in the tool carrier. The tool carrier and the working ... | 01/08/2008 |
| 7293325 | Vacuum cleaner base plate assembly A vacuum cleaner base plate assembly is provided according to an embodiment of the invention. The base plate assembly includes a base plate adapted to fit to a chassis bottom of a vacuum cleaner. The base plate includes one or more nozzle apertures. The base plate a... | 11/13/2007 |
| 7197789 | Rotating and oscillating beater bar assembly for vacuum cleaners A beater bar assembly for use within a vacuum cleaner is disclosed. The beater bar assembly is capable of both axial oscillation (horizontal motion) and axial rotation, thereby providing an efficient cleaning motion. ... | 04/03/2007 |
| 7017227 | Vacuum cleaner dusting attachment A vacuum cleaner dusting attachment. An attachment member is connected to a vacuum cleaner hose at a first end of the attachment member. The second end of the attachment member is attached to a dusting member. The first end of the attachment member is aligned with t... | 03/28/2006 |
| 7004182 | Enhanced ultrasonic cleaning devices Ultrasonic cleaning devices comprise a sonotrode and a power supply adapted to supply current to the sonotrode, and further include one or more features which facilitate use of the ultrasonic cleaning devices by consumers, improve the safety of the ultrasonic cleani... | 02/28/2006 |
| 6766559 | Telescoping handle for upright vacuum cleaner An upright vacuum cleaner includes a nozzle assembly and a canister assembly pivotally connected to the nozzle assembly. A suction generator is carried on one of the nozzle assembly or the canister assembly. The upright vacuum cleaner also includes a telescoping han... | 07/27/2004 |
| 6673159 | Cleaning brush and method for removing contaminates from a photoconductor film A method and a cleaning brush for removing contaminants from and extending the life of a photoconductor film wherein the cleaning brush has end sections having a reduced coefficient of friction with the end sections of the photoconductor film which are le... | 01/06/2004 |
| 6574823 | Brushroll A vacuum cleaner brushroll having angled tuft patterns effective to increase cleanability performance of the vacuum. The brushroll comprises a spindle and at least two patterns of bristled tufts. The patterns may be helical shaped rows. The rows may defin... | 06/10/2003 |
| 6530118 | Sub-suction pipe assembly for vacuum cleaner A sub-suction pipe assembly for a vacuum cleaner includes an air suction pipe connected to a vacuum cleaner body, a sub-suction pipe connected to the air suction pipe and movable along the air suction pipe between a first position and a second position. T... | 03/11/2003 |
| 6367120 | Carpet cleaning apparatus with loop agitator A carpet cleaning apparatus is disclosed with a loop agitator. The loop agitator comprises a spindle with a plurality of flexible loops attached to the spindle. A blade is provided in close relative proximity to the agitator for severing hair and other fi... | 04/09/2002 |
| 5400466 | Vacuum cleaner with air vibration suction nozzle A vacuum cleaner with an air vibration suction nozzle for application to a workpiece, whereby air vibrations produced by a transducer supported and sealed in the nozzle housing vibrate the workpiece, or debris with respect to the workpiece, and any loose ... | 03/28/1995 |
| 5249331 | Vacuum cleaner floor nozzle having an auxiliary agitator A floor nozzle for a vacuum cleaner of the present invention has an auxiliary agitator provided outside the lateral wall of a main body of the nozzle. The auxiliary agitator is covered by a protecting cover, so as to ensure safety during use. Moreover, a ... | 10/05/1993 |
| 5103730 | Method and apparatus for cleaning and maintaining printing presses An improved system for cleaning printing press components using a plurality of different cleaning specially each especially adapted for cleaning particular printing press components including inking rollers, printing blankets and printing plates is disclo... | 04/14/1992 |
| 5045118 | Method of removing debris and dust from a carpet This is concerned with an improved sweeping head and sweeping machine for sweeping carpet in one pass with an articulated sweeping head having an improved sweeping action and a substantial power savings.... | 09/03/1991 |
| 4822431 | Machine and method for preparing a concrete surface for coating This invention is concerned with a machine and method for automatically removing a curing film or membrane from a concrete floor surface and etching that surface in preparation for applying a surface coating and doing this in less time than has heretofore... | 04/18/1989 |
| 4468835 | Air vibrated dust brush A ribbon of flexible fabric (e.g., nylon) is folded and riveted near the fold to form an attachment loop. The loop is then coupled on a centrally located support rod inside an air duct, the ribbon ends extending beyond the exit of the duct. When air is fo... | 09/04/1984 |
| 4310946 | Electromagnetic energy-carrying tube and fabrication method therefor, and the combination thereof with suction cleaning apparatus The hose, which is particularly adapted for use with an electrically-driven vacuum cleaning apparatus, comprises a substantially air-tight, flexible tube which is pneumatically coupled between the vacuum pump and the suction head. The suction hose compris... | 01/19/1982 |
