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Document |
Document Title |
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6467123 |
Airflow indicator
An airflow indicator for a vacuum cleaner includes a housing, a wheel chamber defined in the housing, and a rotatable wheel mounted in the wheel chamber. The wheel has protrusions which cause the...
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6457206 |
Remote-controlled vacuum cleaner
A remote-controlled vacuum cleaner comprises a vacuum cleaner vehicle designed to be positioned and moved in any direction relative to a surface (e.g., a carpet) to be cleaned, and a handheld...
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6446302 |
Extraction cleaning machine with cleaning control
The invention relates to an extraction cleaning machine including condition sensors for generating condition signals representative of a condition of the surface being cleaned, a controller, and...
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6448732 |
Dual mode portable suction cleaner
A vacuum cleaner operates via power supplied from either an on-board battery or an AC power outlet. When the vacuum cleaner is operating by using the battery a controller monitors the voltage level...
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6442792 |
Vacuum cleaner
A vacuum cleaner includes a vacuum cleaner body in which a rotating brush, a dust collecting unit and an electric blower unit are integrally attached to a suction opening casing in which a brush...
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6427285 |
Floor surface cleaning machine
A floor scrubber ( 10 ) is disclosed including a drive lug ( 62 ) for removably connecting a scrubbing member ( 64 ) to a drive ( 60 ) and having a trough for receipt and catching of solution for...
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6405406 |
Device capable of collecting and drawing dust
A device is capable of collecting dust and drawing dust and is provided with a machine tool mounted thereon and externally connected with an extension tube. The device comprises a fixation seat for...
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6397429 |
Riding floor scrubber
A riding floor scrubber ( 10 ) is disclosed having a relatively narrow cleaning width for passing through relatively narrow passages such as conventional doorways. The riding floor scrubber ( 10 )...
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6393657 |
Brush roll rotation indicator
A magnet is attached to a vacuum cleaner brush roll in a position to provide brush bristles on both sides of the magnet along the length of the brush roll. The magnet is attached to the brush roll...
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6381803 |
Vacuum cleaner
A vacuum cleaner capable of drawing different current levels in vacuum and blower modes is disclosed. The vacuum cleaner comprises at least one electric motor and an impeller disposed in an...
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6368066 |
Vacuum apparatus and fan casing with wear indicator
A vacuum apparatus has a recessed portion which is provided at an appropriate position of a fan casing. When incoming materials frequently pass through the fan casing, the recessed portion wears...
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6367118 |
Vacuum cleaner hose clip
A vacuum cleaner hose clip is disclosed. The vacuum cleaner hose clip includes a first curvilinear arm adapted to wrap partially around a portion of a vacuum cleaner hose, and a second curvilinear...
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6370453 |
Service robot for the automatic suction of dust from floor surfaces
A self-moving device and method for the complete and full automatic examination of floor surfaces of all kind as well as for a particularly efficient suction of dust therefrom. In each case, the...
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6363570 |
Upright extraction cleaning machine with illumination
A portable surface cleaning apparatus having a floor-traveling base module and an upright handle pivotally mounted to the base module, a liquid dispensing system including a dispensing nozzle...
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6360399 |
Hand-held vacuum cleaner with interchangeable control panel module
An interchangeable control panel module removably mountable to the housing of the powered unit of a hand-held vacuum cleaner may be configured to provide the feature mix of a given product model...
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6351870 |
Combined high pressure cleaning and suction appliance
In order to keep the dimensions of the drive motor as small as possible in a combined high pressure cleaning and suction appliance incorporating a drive motor whose drive shaft drives both a high...
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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...
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6341403 |
Two-way guard for vacuum cleaner
The invention provides a two-way protecting guard for a vacuum cleaner bumper that picks up magnetic metal objects in rugs or carpets prior to such objects entering the vacuum cleaner housing and...
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6309469 |
Debris access door
A vacuum cleaner includes a receptacle, a motor assembly in air flow communication with the receptacle, and a lid on the receptacle. The vacuum cleaner also includes a hose inlet on the receptacle,...
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6301743 |
Vacuum cleaner with static dissipation circuit
A vacuum cleaner including a suction fan and a suction fan drive motor also includes a power control circuit with a controller, and a reset toggle. First and second capacitors are positioned with...
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6295693 |
Air compressor having attachable and detachable nozzle
An air compressor includes a housing having an air outlet for selectively supplying a pressurized air to an air device, and having a port for coupling to the air device and for drawing the air out...
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6289552 |
Vacuum cleaner with dual agitator windows
A vacuum cleaner includes a housing having a nozzle that incorporates an agitator cavity. A rotary agitator is received in the agitator cavity. A light source is held in an illumination compartment...
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6288362 |
Method and apparatus for treating surfaces and ablating surface material
A system for treating surface material overlying a substrate, and more particularly, to a system for ablating contaminates and other unwanted material from a worksite using a pulsed laser beam. The...
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6253415 |
Knapsack engine-driven tool
A knapsack engine-driven tool driven by an engine provided on a knapsack frame consists of a supporting tool composed of a hollow tube made of a flexible rigid material, preferably of brass, whose...
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6255792 |
Intelligent suction device capable of automatically adapting the suction force according to the conditions of the surface, particularly for vacuum cleaners and the like
An intelligent suction device, particularly for vacuum cleaners and the like, includes a fuzzy-logic controller for controlling the motor of a fan or turbine. The suction pressure is detected by at...
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6243913 |
Cleaning device
In order to further develop a cleaning device comprising a cleaning liquid tank and a dirty liquid tank as well as a pump in flow communication with the cleaning liquid tank for spraying a surface...
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6230363 |
Large-scale cleaning vehicle
A large-scale cleaning vehicle, for operation with a forklift, includes rotation brushes for sweeping debris toward a center of said cleaning vehicle, a sweeping brush for sweeping the debris into...
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6230361 |
Dust pan closure for a vacuum cleaner
A vacuum cleaner includes a receptacle with an interior, a motor assembly that draws air from the interior of the receptacle, an inlet on the receptacle wherein the inlet receives vacuumed...
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6217641 |
Dust container for a vacuum cleaner
A dust container for a vacuum cleaner having contacts electrically connected to an electric circuit that permits the vacuum cleaner to be activated only when an electrical connection is established...
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6202243 |
Surface cleaning machine with multiple control positions
A surface cleaning machine includes a chassis, wheels for supporting the chassis and a motor for moving the chassis. There are cleaning implements mounted on the chassis and there is a steering...
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6199244 |
Vacuum cleaner with electrostatically charged components
A vacuum cleaner for cleaning floors or carpets, having a suction mouth (6), a base plate (5), which encloses the suction mouth (6), and a suction line, electrostatic charging of parts of the...
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6196775 |
Apparatus for extracting chips from slots cut into a substrate
In an apparatus for extracting chips from slots cut into a substrate, a cutter having a cutting implement is mounted thereon and is adapted to cut slots into the substrate. At least one injector is...
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6192548 |
Upright extraction cleaning machine with flow rate indicator
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...
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6185782 |
Rain-gutter cleaning system
A rain-gutter cleaning system has an agitator head that is mounted to the top end of a long suction tube and pole and supported aloft by them. A vacuum pump on the ground is connected to bring...
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6182328 |
Mobile cleaning system
A mobile cleaning system in which an extraction blower is driven by a hydraulic circuit including a pump driven by the engine of the transport vehicle and a motor connected to the blower. The...
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6178591 |
Dust free and noise improved vacuum cleaner module
A vacuum cleaner module including a vacuum blower head and a support assembly for positioning in an opening defined between a movable window and a corresponding window sill of a building. The...
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6178592 |
Ballast frames for maintaining flexible mesh screen vents unclogged
A lightweight ballast frame with a metal rim spanned by one or more metal mullions is loosely anchored at several points to a flexible screen mesh covering a vent formed in an enclosure defining a...
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6170119 |
Method and apparatus for reducing the size of elongate particulate material in a vacuum cleaner head
A vacuum cleaner head is provided with cutting elements positioned in the air flow path of the vacuum cleaner head to reduce the size of elongate particulate material entering the dirty air inlet.
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6167588 |
Vacuum cleaner with filter clogging indicating means
The invention provides a vacuum cleaner having an airflow path, dust separating apparatus (16) arranged in the airflow path and a motor (24) arranged in the airflow path downstream of the dust...
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6154919 |
Sawdust collection system
A system for collecting sawdust generated by a woodworking implement such as a table saw includes a funnel for directing sawdust from the saw to one end of a first hose, the other end of which...
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6151749 |
User-carried vacuum cleaner
A vacuum cleaner includes a backpack enclosure that removably encloses an impeller/motor unit. The backpack enclosure has a substantially block-shaped outer configuration and is made from a pliable...
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6151751 |
Vacuum cleaner with dust bag retention flaps
A vacuum cleaner is provided including a nozzle assembly, an agitator brush mounted for relative rotation on the nozzle assembly, a motor and fan assembly carried on the vacuum cleaner and a handle...
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6145162 |
Suction head for an apparatus for sucking fluid media
A suction head for a suction device including an annular support member (1), an annular guide member (2) releasably connectable with the support member (1), a suction nipple (51) connected with the...
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6142310 |
Magnetic sweeper
The magnetic sweeper of this invention includes a laterally elongated hollow body of non-magnetic material having an open top and containing a pair of laterally spaced permanent magnets. The...
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6131239 |
Ground debris vacuum
Leaves and other loose debris on a ground surface can be removed and collected by a portable vacuum that includes a motor-operated fan located at the upper end of an upright passage structure that...
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6105205 |
Power working machine
A power working machine has a noise level display device which enables the noise level of the machine to be easily recognized with the naked eyes. When compressed air that is pressurized and...
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6101670 |
Dust collection tester for a vacuum cleaner
A dust collection tester of a vacuum cleaner for conveniently cleaning by vacuum absorption floors, carpets, sofas, etc., which makes it possible to visually confirm dust collection force of the...
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6101672 |
Rotatable handle for a vacuum cleaner
A vacuum cleaner handle is provided which offers improved ergonomic characteristics by providing a grip portion which is rotatably mounted and may be offset from the center line axis of the cleaner...
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6101667 |
Vacuum cleaner
A vacuum cleaner includes an automated air quantity adjusting mechanism which has good linearity and has no hysteresis. The automated air quantity adjusting mechanism includes an exhaust opening...
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6098244 |
Handle for vacuum cleaner having an offset hand grip portion
A vacuum cleaner handle is provided which offers improved ergonomic characteristics by providing a grip portion which is offset from the center line axis of the cleaner head.
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