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| Number | Title | Issue Date |
| 7356874 | Vacuum cleaner An upright vacuum cleaner comprises a body including a dust separator, a floor engaging head having a first dirty air inlet on its underside, a handle detachably mounted in a socket on the body and having a second dirty air inlet at its lower end, a flexible hose ex... | 04/15/2008 |
| 7134166 | Upright vacuum cleaner with cyclonic airflow A vacuum cleaner includes a first housing defining a cyclonic airflow chamber and a second housing defining a main suction opening that is in communication with an inlet of the cyclonic chamber. A suction source has a suction airstream inlet in communication with an... | 11/14/2006 |
| 7131165 | Upright vacuum cleaner with cyclonic airflow A vacuum cleaner includes a first housing defining a cyclonic airflow chamber and a second housing defining a main suction opening that is in communication with an inlet of the cyclonic chamber. A suction source has a suction airstream inlet in communication with an... | 11/07/2006 |
| 7055211 | Blocker door for an agitator duct of a vacuum cleaner A blocker door assembly is disclosed. The blocker door assembly includes a carpet engaging nozzle base and a nozzle opening positioned in the base. The blocker door assembly further includes a rotating agitator positioned in the nozzle opening and an outlet duct in ... | 06/06/2006 |
| 7036183 | Hose and wand assembly A vacuum cleaner (100) comprises a main body (3), separating apparatus, a flexible hose (20) having one end for coupling to an input of the separating apparatus and the other end terminating in a connecting part (40), a rigid pipe (9, ... | 05/02/2006 |
| 6951045 | Vacuum cleaner having hose detachable at nozzle An upright vacuum cleaner is provided. The upright vacuum cleaner includes a nozzle base section including a main suction opening formed in an underside thereof. An upright housing section is hingedly connected with the nozzle base section. The housing section inclu... | 10/04/2005 |
| 6374453 | Convertible vacuum cleaner A vacuum cleaner of the type which includes a canister which when upright the vacuum cleaner is operated as an upright vacuum cleaner, or, when tilted down, the vacuum cleaner is operated as a canister-type vacuum cleaner.... | 04/23/2002 |
| 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 |
| 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 |
| 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 |
| 5222276 | Vacuum cleaner for on floor and off floor suction cleaning An upright vacuum cleaner having an off-the-floor suction hose attachment port located in the passageway connected to the agitator chamber or front nozzle with a suction generating means, and having a sliding door for closing off the passageway intermedia... | 06/29/1993 |
| 5134750 | Cleaner with conversion valve arrangement A cleaner suction nozzle is provided in which provisions are made for a nozzle height elevation arrangement and a hose conversion valve arrangement. The hose conversion valve arrangement works in conjunction with the nozzle height elevation arrangement so... | 08/04/1992 |
| 5042109 | Height adjustment mechanism The vacuum cleaner includes a carriage having front and rear support members rotatably carried by the carriage for movably supporting the carriage on a subjacent surface as well as a floor cleaning nozzle generally horizontally disposed adjacent a front s... | 08/27/1991 |
| 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 |
| 4811452 | Auxiliary attachment adaptor and vacuum cleaner for use therewith A vacuum cleaner is provided for use with an improved adaptor for associating auxiliary cleaning attachments with the cleaner. Insertion of the improved adaptor into an auxiliary suction port of the vacuum cleaner may be used to actuate various mechanisms... | 03/14/1989 |
| 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 |
| 4648149 | Vacuum cleaner assembly An electric vacuum cleaner has a floor engaging unit, a generally vertically extending handle assembly pivotally affixed to the rear of the floor engaging unit, and a porous bag assembly mounted to the front of the handle assembly. The handle assembly is ... | 03/10/1987 |
| 4573236 | Vacuum cleaning appliances A vacuum cleaning apparatus with an improved air control valve (22) for directing air flow to a passageway (11) in a casing either from a cleaning head (2) or a hose section (6) is described. In the preferred form the valve rotates to provide internal pas... | 03/04/1986 |
| 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 |
