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| Number | Title | Issue Date |
| 7941896 | Upright vacuum cleaner capable of adjusting height of suction port assembly An upright vacuum cleaner has a cleaner body; a suction port assembly hinged to the cleaner body with a drum brush mounted on a front lower surface thereof; and a height adjusting apparatus set to an active mode or an inactive mode. In the active mode, the height ad... | 05/17/2011 |
| 7571513 | Carpet cleaner with pressed-down suction A carpet cleaner with a base, a handle, and a plurality of wheels includes a suction opening, a fulcrum, a lever, and a cable line. The suction opening is provided at a front portion of the base of the carpet cleaner. The fulcrum is provided at a rear portion of the... | 08/11/2009 |
| 7419106 | Blower nozzle with variable velocity output A nozzle for use with a walk-behind blower includes a nozzle restriction due to a sloped upper wall of the nozzle body. The nozzle restriction increases the air velocity in the upper region of the nozzle and forces leaves and debris downward so that airflow through ... | 09/02/2008 |
| 7383608 | Vacuum-cleaner suction tool and vacuum cleaner using the same A vacuum-cleaner suction tool includes a sucking portion for sucking up dust on a surface to be cleaned, a joint portion having one end connected to the upper side of the sucking portion and the other end provided with a connection pipe, and an agitator disposed wit... | 06/10/2008 |
| 7325756 | Roll-sprinkler irrigation system A roll-sprinkler system comprises with horizontal water conducting pipe portions as the supporting means for multiple wheels. The pipes conducting liquid to the sprinkler heads for irrigations have an opening adaptor allowing the system to connect with standard gard... | 02/05/2008 |
| 7316051 | Suction nozzle height adjustment control circuit A floor care appliance is provided with a switch for controlling the height of the suction nozzle. The switch controls the height of the suction nozzle by controlling the operation of an independent motor and a gear and cam arrangement operatively connected to the w... | 01/08/2008 |
| 7203993 | Suction nozzle height adjustment and control arrangement A floor care appliance is provided with a microprocessor based control arrangement. The microprocessor adjust the height of the suction nozzle through a motorized suction nozzle height gear and cam arrangement. The microprocessor is programmed to turn the current of... | 04/17/2007 |
| 7150068 | Light-weight self-propelled vacuum cleaner A vacuum cleaner power head (40) for vacuum cleaning and having two counter rotating agitators 52 and 54. Motor (60) rotates agitators (52) and (54) through transmission (70), and also rotates suction fan (65) ... | 12/19/2006 |
| 7131164 | Vacuum cleaner and suction nozzle employed therein A suction nozzle for use in a vacuum cleaner includes a floor nozzle and a mini nozzle having a suction head, a rotatable joint, and joint, to be detachably secured in the floor nozzle. Either of the suction head and the rotatable joint or the rotatable joint and th... | 11/07/2006 |
| 7063281 | Water conserving and cleaning apparatus The present water conserving and cleaning apparatus' major components include an essentially straight handle of several feet in length, with a hand grip in the vicinity of a distal end and a water low control lever operably secured to a straight fixture removably se... | 06/20/2006 |
| 6591447 | Spring loaded vacuum cleaner nozzle A vacuum cleaner of the fixed or floating nozzle type wherein a spring is utilized for urging the suction nozzle into the carpet pile to maintain and improve nozzle suction over a wide range of carpet pile heights and types. Such cleaners often lose nozzl... | 07/15/2003 |
| 6357076 | Suction nozzle unit for vacuum cleaner A suction nozzle unit for a vacuum cleaner unit includes a casing formed with a suction inlet, a pair of front wheels located at the front of the casing, and a pair of rear wheels located at the rear of the casing. The suction nozzle unit also includes a ... | 03/19/2002 |
| 6351872 | Agitator motor projection system for vacuum cleaner A vacuum cleaner includes a housing incorporating a handle assembly and a nozzle assembly, a suction fan and cooperating suction fan drive motor carried on the housing, a rotary agitator held in the nozzle assembly, an agitator drive motor carried on the ... | 03/05/2002 |
| 6345408 | Electric vacuum cleaner and nozzle unit therefor A nozzle unit for an electric vacuum cleaner has a body case 32 with a nozzle 34a open toward a surface to be cleaned, a first pipe 35 coupled to the body case 32 so as to be rotatable in the direction J1, and a second pipe 36 coupled to the first pipe 35... | 02/12/2002 |
| 6256833 | Upright vacuum cleaner with handle-mounted lamp assembly and height adjustment An upright vacuum cleaner includes a handle pivotally mounted to a base module, a lower portion of the handle mounts a lamp assembly which is hidden from view by the base module when the handle is in an upright, storage position and is visible above the b... | 07/10/2001 |
| 6253416 | Blower air stream diverter An apparatus is provided for use with a mobile air blower which allows the blower air stream to be oscillated vertically or redirected away from the work piece to avoid damage to vehicles and structure that are in the path of the air blower air stream and... | 07/03/2001 |
| 6098242 | Upright vacuum cleaner An upright vacuum cleaner includes a suction apparatus and a body pivotably mounted to the suction apparatus. The suction apparatus includes a suction opening and a rotatably driven dust agitator. The body includes a suction motor, support wheels, and a m... | 08/08/2000 |
| 6081963 | Nozzle lift and adjustmentmechanism for an upright vacuum cleaner A vacuum cleaner is provided with a wheel housing having at least one axle bracket extending therefrom along a transverse axis and at least one axle bracket-receiving socket formed in a foot of the vacuum cleaner whereby the socket slidably receives and p... | 07/04/2000 |
| 6006401 | Vacuum cleaner having a handle release thereon An upright vacuum cleaner is provided which has a handle pivotally mounted to a foot. The foot has a releasable mechanism pivotally mounted thereto. The releasable mechanism and the handle are provided with abutting protrusions and recesses which can abut... | 12/28/1999 |
| 5974625 | Lift off mechanism for a vacuum cleaner A height adjustment mechanism for a vacuum cleaner includes forwardly positioned lift off wheels which move downwardly when the handle of the vacuum cleaner is moved to the raised position. Two transfer members convert the rotational movement of the handl... | 11/02/1999 |
| 5906024 | Nozzle lift and adjustment mechanism for an upright vacuum cleaner The invention disclosed herein relates to an improved vacuum cleaner comprising a foot, a handle pivotally mounted to the foot, and a vacuum motor mounted to one of the handle and the foot. The foot has a suction inlet fluidly connected to the vacuum moto... | 05/25/1999 |
| 5839160 | Clutch control mechanical device for the brush axle of a vacuum cleaner A clutch control mechanical device is disclosed for the brush axle of a vacuum cleaner. The clutch control mechanical device is located at the undercarriage of the machine with a pressure control shaft extending out of the inner sides of the undercarriage... | 11/24/1998 |
| 5555599 | Carpet cleaning brush assembly A brush assembly for use with a carpet cleaner of the type comprising a cleaning liquid reservoir, cleaning liquid pump, distributing tubing, control valve, and spray nozzle, for applying a thin coating of cleaning liquid to the fibers of a carpet, and a ... | 09/17/1996 |
| 5551120 | Conversion assembly for vacuum cleaners A suction cleaner adapted for either on the floor cleaning or above the floor cleaning includes a base having a nozzle and a handle pivotally secured to the base so as to be pivotable between a use position and a non-use position. A suction passageway is ... | 09/03/1996 |
| 5398567 | Trigger lever arrangement A handle mounted trigger lever which is utilized as a solution release mechanism in an extractor is provided. The trigger switch as an `off` position and two `on` positions with the second `on` position obtainable by the depression of a release button, th... | 03/21/1995 |
| 5351361 | Conversion valve arrangement An upright cleaner is provided with both above the floor and normal floor operation by the provision of a conversion valve that is driven to converted position by movement of the cleaner handle to storage position. Reconversion also may be obtained by pla... | 10/04/1994 |
| 5269042 | Height adjustment system for vacuum cleaner A height adjustment system for an upright vacuum cleaner comprises a cam member with a cam surface. The cam member is mounted within a base and includes rollers which facilitate the sliding lateral movement of the cam member within the base. The rollers r... | 12/14/1993 |
| 5255411 | Lift-off mechanism for an upright vacuum cleaner A vacuum cleaner comprises a base which has a surface cleaning nozzle and a wheel housing which is moveable between a raised position and a lowered position. Wheels are rotatably mounted on the wheel housing. An abutment arm is attached to said wheel hous... | 10/26/1993 |
| 4831683 | Vacuum cleaner There is disclosed herein an upright vacuum cleaner comprising a main body having a suction opening, and a handle body pivotally attached to the main body. A lifting assembly for the main body comprises a pair of wheel assemblies pivotally attached to the... | 05/23/1989 |
| 4823429 | Vacuum cleaner A low cost mechanism for disengaging the brush which agitates the surface over which the vacuum cleaner nozzle moves by lifting the portion of the nozzle having the brush mounted therein above the surface. The lift mechanism is reciprocably mounted in the... | 04/25/1989 |
| 4823430 | Vacuum cleaner with brush lift-off An appliance provided with a base which has a working end and a handle structure provided with a lower barrel portion which is pivotally attached to the base. The barrel portion is provided with a pair of peripheral slots that cooperate with the pivotally... | 04/25/1989 |
| 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 |
| 4782552 | Upright vacuum cleaner There is disclosed herein an upright vacuum cleaner comprising a main body having a suction opening, and a handle body pivotally attached to the main body. A relatively simple cam, which may be made from sheet metal in the form of a box, is disposed in th... | 11/08/1988 |
| 4709442 | Portable extractor A portable extractor according to the teachings of the present invention is taught including a tool assembly pivotally mounted on a main body assembly. The portable extractor is supported on the floor by a set of wheels on the tool assembly and by a set o... | 12/01/1987 |
| 4619010 | Scrubber with mechanism for automatically raising and lowering a squeegee assembly A walk-behind scrubber is provided with mechanism for lowering a squeegee assembly when the scrubber is moved forwardly and for raising the squeegee assembly when the scrubber is moved rearwardly. The scrubber includes front wheels which are driven by a m... | 10/28/1986 |
| 4498214 | Carpet cleaning apparatus with auxiliary cleaning device arrangement A carpet cleaning apparatus is disclosed which includes a new and improved auxiliary cleaning device arrangement incorporated in a conventional vacuum cleaner. The auxiliary cleaning device is movable into a carpet engaging position for frictionally engag... | 02/12/1985 |
| 4446594 | Upright type electric cleaner An upright type electric cleaner including a main body case (1) and a suction port body (1), wherein when the main body case is brought to an upright position as the machine is inoperative, a rotary brush extending downwardly from the bottom of the suctio... | 05/08/1984 |
| 4266317 | Vacuum cleaning apparatus A sanitizing hand-manipulated vacuum cleaning apparatus embodying a floor-engaging suction head including a front squeegee and a rear abrasive pad establishing a suction chamber therebetween which is adapted to be connected to a source of sub-atmospheric ... | 05/12/1981 |
| 4217674 | Upright vacuum cleaner An upright vacuum cleaner comprising a main body having a suction opening in the lower surface of its front portion and a handle body connected to a rear portion of the main body and extending upward. The main body is pivotally movable in the form of a se... | 08/19/1980 |
| 4200236 | Mobile water jet sweep cleaner A mobile water jet sweep cleaner for movement over surfaces to be cleaned having a housing with a top wall, depending front and end walls and intermediate ribs with bottom opening notches therein. An elongate spray pipe is positioned in the notches and re... | 04/29/1980 |
