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5142731 |
Domestic electrical vacuum cleaner with suction tube holder
The invention relates to a vacuum cleaner with a suction tube nozzle unit, consisting of suction hose, handle, suction tube and suction nozzle, the suction nozzle unit being releasably connected to...
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5136750 |
Vacuum cleaner with device for adjusting sensitivity of dust sensor
A vacuum cleaner with a dust sensor comprising a light-emitting element and a light-receiving element for receiving light emitted from the light-emitting element. The dust sensor is provided in a...
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5114050 |
Service station forecourt installations
A garage forecourt installation is disclosed in which the fuel dispensing pump is linked to a vacuum cleaning device so that as the fuel pump is switched on suction is made available at a suction...
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5105502 |
Vacuum cleaner with function to adjust sensitivity of dust sensor
A vacuum cleaner includes an agitator brush which only becomes operational when a carpeted floor is being cleaned. In order to avoid erroneous activation of a dust indicator lamp when individual...
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5102435 |
Vacuum suction machine with high efficiency filter and operating interlock
A vacuum motor and fan are mounted within a housing, the lower end of which receives a high efficiency particle filter. The bottom of the housing includes a series of projections adapted to be...
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5099543 |
Pump system for cleaning apparatus
The cleaning apparatus includes a support device for supporting a spray member for receiving and spraying hot liquid onto a surface to be cleaned and a vacuum head for withdrawing liquid and...
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5099544 |
Vacuum motor switch actuator
Vacuum cleaning apparatus is disclosed with built in air pressure supply lines for operating pneumatic tools. An air operated valve switch actuator is coupled between the pneumatic air pressure and...
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5095579 |
Cleaning center for use in a home, motor vehicle and the like
A cleaning center for use in a home, motor vehicle or the like. The cleaning center is constructed with one or more outer caddy units which may be locked together and covered and locked with a lid....
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5095578 |
Vacuum system for cleaning apparatus
The cleaning apparatus has a liquid spray device and a vacuum head attached to a movable support member. A container is provided for holding a supply of liquid. A liquid pump has its inlet coupled...
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5088150 |
Repair plate
A repair plate used in combination with a power nozzle for a vacuum cleaner, typically stamped from metal stock, and serving to repair the power nozzle for reuse purposes. The repair plate may...
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5086535 |
Machine and method using graphic data for treating a surface
A machine for treating a surface area within a boundary perimeter includes a self propelled chassis having a surface treating device mounted on it. A computing section is mounted on the chassis and...
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5081738 |
Motor speed signal transmitter for a vacuum cleaner
A vacuum cleaner (10) is connected to a dust collecting nozzle (14) via a hose (11) provided with a hose handle (12). The vacuum cleaner comprises a suction fan (17), driven by an electric motor...
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5075922 |
Vacuum cleaner
A vacuum cleaner for killing noxious small organisms trapped in a dust chamber of the cleaner body by circulating heated exhaust of an electric air blower through the dust chamber, the cleaner...
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5072484 |
Vaccum cleaner suction control
A vacuum cleaner has an electric motor (15) and a suction fan (17) connected to the motor. A control device (16) drives the motor in a speed range limited upwards by a rated voltage corresponding...
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5065703 |
Flexible lance for steam generator secondary side sludge removal
A system (10) for lancing sludge deposits (12) from within a bundle (14) of vertically extending steam generator tubes (16) of a PWR steam generator secondary side assembly (18) has a flexible...
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5065473 |
Filter assembly for a vacuum cleaner
The present invention is a filter assembly for a vacuum cleaner. The vacuum cleaner includes a motor, a housing enclosing the motor, and a fan driven by the motor for producing a vacuum. A canister...
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5063634 |
Floor nozzle for a vacuum cleaner
In a floor nozzle for a vacuum cleaner the nozzle housing is provided with a substantially closed bottom, and it has in its upper housing portion a lockable opening, through which the suction...
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5060341 |
Vacuum-powered work surface clearing device
A hand held wand with forefinger and thumb contours (75) so arranged that upon grasping the wand the index finger is automatically positioned over an on/off switch (74). The wand and switch...
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5056187 |
Eave trough cleaning apparatus
An attachment for a vacuum system which is utilized for cleaning the eave troughs of a building from ground level. The attachment is an arcuately-shaped at least semi-rigid tubular member which...
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5056175 |
Floor cleaning machine
In a floor cleaning machine with a driven brush roller, the invention specifies that the height of the brush roller can be adjusted automatically as a function of the torque. For this purpose,...
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5052074 |
Magnetic pick up device for vacuum cleaner
A magnetic pick up device for a vacuum cleaner, including a first elongated strip of magnetized material affixed to and along the front lower face of a vacuum cleaner housing and a second elongated...
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5040264 |
Deodorizing vacuum bag with static protection
A vacuum cleaner bag of porous material includes a substrate impregnated with anti-static and deodorizing agents. The substrate may also be impregnated with disinfecting agents. Preferably, the...
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5038484 |
Apparatus for determining an area coverage rate
An apparatus for determining an area of a surface which is traversed and treated by an object during a unit of time is configured for use with a moveable object that has a first axis of a known...
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5035024 |
Portable wet/dry vacuum cleaner and recharging base
A portable wet/dry vacuum cleaner is disclosed having a handle base and a combination nozzle/debris container. The vacuum cleaner further includes a charging base for holding or mounting the vacuum...
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5033151 |
Control and/or indication device for the operation of vacuum cleaners
A device for controlling the operation of a vacuum cleaner and for signalling the dust bag fill level, the existence a clogged pipe or of secondary air openings, or the like has an air turbine...
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5027469 |
Vacuum cleaner
A vacuum cleaner comprising a fan motor disposed in a main body case thereof and having a motor with a permanent magnet stator or rotor, and a fan arranged to be rotated by the motor. A...
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5025529 |
Portable hand held vacuum cleaner
A portable hand held vacuum cleaner is disclosed as having a housing with a handle to lift and operate the vacuum cleaner, and a nozzle/debris container releasably locked to the housing. The...
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5018238 |
Hand held wand with on/off switch remotely connected to motor/fan
A hand held wand with forefinger and thumb contours (75) so arranged that upon grasping the wand the index finger is automatically positioned over an on/off switch (74). The wand and switch...
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5014387 |
Brush roll mounting
A brush roll assembly for an upright vacuum cleaner having mounting blocks at each end to support the brush at different levels, to account for wear, depending on the selected angular orientation...
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5014385 |
Cleaner cord wrap
A cleaner is shown having a cord wrapped around a switch operating pedal with the operating pedal always being in a protective position over the switch.
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5014386 |
Suction nozzle, with a brush, for a vacuum cleaner
A suction nozzle for a vacuum cleaner, including a brush that is disposed in the suction nozzle and is driven by a battery-powered electric motor. The suction nozzle is in flow communication with...
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5014388 |
Battery powered vacuum cleaner
This invention relates to improvements in vacuum cleaners, and is more in particular directed to the provision of a battery powered upright vacuum cleaner.
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4993104 |
Electrical safety interlock and pulse-type reset circuit for a vacuum cleaner system
A safety interlock circuit for a vacuum cleaner system is disclosed for interrupting the flow of current through conductors of a vacuum hose and handle assembly whenever an electrical attachment...
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4989291 |
Computer servicing cart
There is disclosed herein a cart for computer cleaning. The cart includes a wheeled housing which defines a housing and a work surface at the top end of the frame. The housing includes a rear...
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4980945 |
Safety interlock device for a vacuum cleaner
A vacuum cleaner has a disconnectable handle and dirt tube assembly mounted to a floor nozzle. The assembly includes a wire harness connector which mates to a corresponding connector in the floor...
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4977640 |
Floor nozzle for vacuum cleaner
A floor nozzle for a vacuum cleaner which includes a housing, and an agitator, a driving motor for the agitator, and a switch for changing over rotating directions of the motor which are...
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4977638 |
Dust collection apparatus
Apparatus for a home workshop to collect wood dust from a plurality of work stations and deposit the dust in a container. There are suction hoses, one to each work station. At their outlet ends,...
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4977639 |
Floor detector for vacuum cleaners
A floor detector for a power brush of a vacuum cleaner comprises a lift sensor S1 and a floor sensor S2. The lift sensor S1 has a movable member which yieldably displaces when the power brush is...
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4973844 |
Vehicular moisture sensor and mounting apparatus therefor
A moisture sensing assembly, adapted for mounting on the inner surface of a vehicle window or windshield to control vehicle accessories such as windshield wipers, maximizes the window are a being...
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4969229 |
Battery-operated surface treatment apparatus having a booster function
A battery-operated surface treatment apparatus having a booster function, preferably a vacuum cleaner, comprises an electric motor (10) which drives a treatment unit, such as a suction fan....
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4969797 |
Fan motor
A rotor shaft provided with a fan is rotatably supported by pneumatic bearings for the purpose of high speed rotation with low noise. The rotor shaft provided with the fan can also be supported at...
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4961245 |
Suction controlling arrangement in a canister vacuum cleaner
The handle section of a canister vacuum cleaner hose is formed with a noise reducing bleed hole shaped with an inwardly converging wall on the side directed toward the nozzle end of the wand.
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4956892 |
Cordless vacuum brush
A cordless vacuum brush includes a forward vacuum assembly containing a motor, fan, a dust trap and a rearward elongated hollow handle assembly containing a plurality of battery cells connected in...
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4955103 |
Vacuum cleaner with suction indicator
A vacuum cleaner has an adjustable-height suction nozzle. A diaphragm switch is mounted in the housing inside the nozzle and determines a differential air pressure of the operating vacuum cleaner....
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4955107 |
Suction cleaner
A suction cleaner for use in sucking relatively large refuse, the cleaner including a suction chamber, a dust chamber communicating with the suction chamber, the dust chamber including a plurality...
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4955104 |
Liquid dispensing and suctioning system for surface cleaning
Dispensing within a liquid dispensing and suctioning system is controlled by pinching a flexible tube with a spring-biased actuator. The system includes a slidable extension for pulling the...
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4955106 |
Upright vacuum cleaner
This invention relates to upright vacuum cleaners which have a detachable hand-held vacuum hose as an ascending line. The hand-held vacuum hose is coupled to a hand-held vacuum tube which serves as...
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4953254 |
Spray extractor
A mobile cleaner apparatus comprising a container for a cleaning preparation and an associated pressure pump which are integrated into a mobile and steerable chassis. The chassis has a steering...
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4953253 |
Canister vacuum cleaner with automatic operation control
A canister vacuum cleaner capable of performing automatic control of rotary brush operation, locally within the power nozzle without communication between the power nozzle and the canister and of...
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4949424 |
Carpet cleaning system
An improved carpet cleaning apparatus and method of use is disclosed. The apparatus consists of an internal combustion engine, the exhaust of which is directed through at least one heat exchanger...
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