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| Number | Title | Issue Date |
| 7849558 | Head for a suction cleaner A cleaning head for a suction cleaner, the head including a body; a rotatable tool connected to the body by support means; driving means; and transmission means providing a driving connection between the driving means and the tool; wherein the support means contains... | 12/14/2010 |
| 7631395 | Suction nozzle for vacuum cleaner The present disclosure relates to a suction nozzle for a vacuum cleaner, which includes a nozzle body having a contaminants suction port formed on a bottom surface thereof, and a fur-removing member having a fur-removing body rotatably disposed at a side of the cont... | 12/15/2009 |
| 7340798 | Upright vacuum cleaner with spring loaded nozzle An upright vacuum cleaner includes a nozzle assembly, a canister assembly pivotally mounted to said nozzle assembly, a suction fan and drive motor and a biaser. The biaser has a first end that engages the nozzle assembly and a second end that engages the canister as... | 03/11/2008 |
| 7305736 | Height adjustment apparatus for a rotatable component of a vacuum cleaner A height adjustment apparatus for a rotatable component of a vacuum cleaner is provided. The apparatus includes a rotatable wheel and a retainer device. The rotatable wheel includes a central axis, a wheel portion, a hub portion including an offset axle aperture tha... | 12/11/2007 |
| RE39304 | Upright extraction cleaning machine A portable surface cleaning apparatus including a base module for movement along a surface , an upright handle pivotally attached to the base module, a liquid dispensing system including a flexible bladder defining a fluid supply chamber for holding a supply of clea... | 09/26/2006 |
| 7024280 | Robot capable of detecting an edge A robot with an edge detector and two operating modes. The first operating mode is a remote control mode. The second operating mode is a processor controlled mode. ... | 04/04/2006 |
| 6979373 | Vacuum inlet nozzle wheel support frame A wheel frame for supporting at least two wheels along the bottom surface of a vacuum inlet nozzle of the type commonly used for vacuuming concrete floors of shops and other areas which have cement or wooden floors. The wheel frame is rectangular and has preferably ... | 12/27/2005 |
| 6640386 | Floor cleaning unit with a brush assembly A floor cleaning device includes a base portion for movement along a surface. The base portion further includes a suction nozzle and a brush assembly driven by a brush motor for agitating the surface. The brush assembly includes a lifting mechanism for mo... | 11/04/2003 |
| 6571424 | Device for removing dust and rubbish A device for removing dust and rubbish includes a casing provided with a suction opening, a rotating brush, a turbine operationally connected to the brush, a suction nozzle located between the brush and the turbine, and a suction pipe connected to a sucti... | 06/03/2003 |
| 6286181 | Upright extraction cleaning machine A portable surface cleaning apparatus including a base module for movement along a surface, an upright handle pivotally attached to the base module, a liquid dispensing system including a flexible bladder defining a fluid supply chamber for holding a supp... | 09/11/2001 |
| 6272720 | Sweeping machine A sweeping machine composed of a brush assembly (1) and a suction assembly (5, 7, 9) sucking dirt that has been brushed off a ground surface. The brush assembly (1) has two elongate, cylindrical brushes (1) which are symmetrically arranged on either side ... | 08/14/2001 |
| 6134745 | Vacuum cleaning tool having a brush roller that can be pivoted out A vacuum cleaning tool, especially a suction nozzle for the floor, is provided. The tool includes a housing having a suction chamber that is connected to a vacuum cleaning unit by a connector. Disposed in the suction chamber is a brush roller, the bristle... | 10/24/2000 |
| 6131240 | Carpet cleaner A cleaning machine is disclosed having an adjustment apparatus that allows a selected cleaning depth to be maintained, even where the cleaning apparatus has been raised to facilitate transport of the cleaning machine from one area to be cleaned to another... | 10/17/2000 |
| 6123779 | Pressure based sensing means for adjusting the height of an agitator in a vacuum cleaner head A vacuum cleaner head has a rotatably mounted brush and a pressure sensor which is drivingly connected to the brush to move the brush with respect to the dirty air inlet in response to the air pressure in the air flow path to the vacuum cleaner head.... | 09/26/2000 |
| 6099661 | Method and apparatus for increasing the air flow into a vacuum cleaner head A vacuum cleaner head having a dirty air inlet has an associated restricting member which is operable to reduce the size of the dirty air inlet thereby increasing the velocity of the air entering the air flow path.... | 08/08/2000 |
| 6041472 | Upright water extraction cleaning machine A portable surface cleaning apparatus has a base for movement along a surface to be cleaned and an upright handle pivotally attached to a rearward portion of the base. A fluid dispensing nozzle for applying fluid to the surface and a suction nozzle for pi... | 03/28/2000 |
| 5951780 | Surface treatment method and apparatus including brush means and impact means mounted on a single shaft Surface treatment apparatus having impact elements for impacting a surface to be treated, a brush element for brushing the surface, a drive device for operating the impact element and the brush elements, and a carriage device enabling the surface treatmen... | 09/14/1999 |
| 5465456 | Floor cleaning apparatus Mobile floor cleaning apparatus of the type having a nozzle assembly for spraying a cleaning solution on carpet or other floor covering, a motor driven brush for scrubbing the wet floor, and a vacuum system for extracting dirty solution from the floor. Th... | 11/14/1995 |
| 4951346 | Cleaning attachment An improved integrated cleaning attachment for both dry vacuuming or wet cleaning carpets, uphostery or the like, for use with a powered cleaning unit the cleaning attachment comprising a three dimensional frame having a top and bottom, the cleaning attac... | 08/28/1990 |
| 4805256 | Scrubber squeegee pivoted concentric with brush drive This invention is concerned with a machine in the nature of a scrubber for removing dirt, grime, etc. from a surface to be cleaned and includes a mobile machine with a scrub brush mounted for rotation about a generally vertical axis with a housing therefo... | 02/21/1989 |
| 4799286 | Power driven vacuum sweeper A power driven vacuum sweeper for thoroughly and rapidly removing padding and glued particles which remain attached to a floor after a worn-out carpet has been removed therefrom. The sweeper is characterized by having a cylindrical metal broom mounted on ... | 01/24/1989 |
| 4361929 | Vacuum cleaner tool having a two-position rotary brush A vacuum cleaner tool is provided which comprises a housing and a motor positioned in the housing, the motor having a driving pulley connected to the output thereof. A rotary agitator brush is mounted in the housing and has a portion thereof extending fro... | 12/07/1982 |
| 4349935 | Rug and carpet cleaning apparatus A rug and carpet cleaning apparatus of the type in which a housing is shifted along the floor and is connected to a suction chamber while having rotary brush, carpet-shampoo, massager, and like rotary units which are selectively to act upon the carpet dep... | 09/21/1982 |
| 4014068 | Brush mounting and torsion spring support for powered nozzle A vacuum cleaner nozzle is provided having resilient means, disposed between it and its handle, to prevent displacement of the nozzle from the floor during cleaning and also having a litter collecting brush that is spring biased into floor engaging positi... | 03/29/1977 |
