Abstract: Apparatus and methods of supporting and shielding flexible outer bags of vacuum cleaners are disclosed. In one embodiment, a support structure includes a backing plate adapted to be disposed within the flexible outer bag, and at least one support member attached to the backing plate and projecting away from the backing plate. The backing and support members are adapted to contact and extend proximate respective portions of the outer bag, providing three-dimensional support to the outer bag. Alternately, a plurality of airflow apertures may be disposed through the support structure. In another embodiment, a shield structure includes a backing member adapted to be positioned proximate to and extend over at least a portion of a rear panel of an outer bag of a vacuum cleaner.

Abstract: A vacuum extension kit elements includes extensions, a flexible hose and an adapter, each having plural diameter male and female connectors for connection to different size vacuum cleaner elements and attachments. The conduit through the elements is essentially a uniform diameter, for uninterrupted flow, and is small enough to double the flow velocity through standard vacuum cleaner elements. A clog preventer, for filtering out large particles, and inserts, for optional further reduction of female connector inside diameters, are also provided.

Abstract: A tool storage door for a floor care appliance encloses a tool storage compartment formed on the floor care appliance for storing various floor care accessory tools. The tool storage door receives and supports at least one of the accessory tools. A cutout area is formed in the tool storage door for providing direct and unobstructed visibility to the accessory tool and for allowing a portion of the accessory tool to extend therethrough. A recess which is substantially complementary to the shape of the accessory tool is formed in an underside of the tool storage door for receiving the accessory tool on the tool storage door. A pair of latching tabs extends downwardly from the underside of the tool storage door for releasably retaining the accessory tool within the recess.

Abstract: 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 arm adapted to wrap completely around a second portion of a vacuum cleaner hose to hold the vacuum cleaner hose portions together. The clip further includes a locking mechanism to secure the second curvilinear arm in position around the vacuum hose.

Abstract: 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 robot is controlled so as to explore the adjacent area and to detect the potential obstacles using special sensors before storing them in a data field. The displacement towards a new location is then carried out using the stored data until the whole accessible surface has been covered. One of the main constituent members of the robot includes an extensible arm that rests on the robot and on which contact and range sensors are arranged. When the robot is used as an automatic vacuum cleaner, an air flow is forced into the robot arm and the cleaning effect can further be enhanced by providing one or more circular rotary brushes at the front end of the arm. This device can essentially be used for domestic or industrial cleaning purposes with a view to replace traditional vacuum cleaners.

Abstract: A vacuum cleaner has a case including a dust chamber filtering dust included in air, an appliance chamber sucking the filtered air from the dust chamber and discharging the air through a discharge port, and a cord chamber storing a wound electrical cord. A fan motor assembly is installed inside the appliance chamber of the case for forcedly sucking the air inside the appliance chamber and discharging the air. An exhaust duct is installed between the fan motor assembly and the discharge port in the case and guiding the air discharged from the fan motor assembly to the discharge port, and a flowing passage is disposed between the dust chamber and the cord chamber so that the air is able to flow therein, whereby overheating of case and of the electrical cord can be prevented and the durability and reliability of the cleaner can be enhanced.

Abstract: The invention provides a tool holder for a vacuum cleaner having a main body, a wand and a hose therebetween, the tool holder (10) comprising attachment means (12, 14) for attaching the tool holder (10) to the vacuum cleaner and tool receiving means (22) for receiving at least one tool (30, 32, 34), wherein the attachment means (12, 14) are adapted such that the tool holder (10) is attachable directly to the hose (16) at any point between the main body and the wand.

Abstract: A manually retractable electric power cord system for a mobile appliance, such as an upright vacuum cleaner. The power cord, in combination with the mobile appliance, comprises a coiled power cord that has a memory to restore its coiled shape when in the relaxed or resiled state, and an elongated rod extending generally vertically from the mobile appliance. Hand gripping members are provided along the power cord to help the operator to manually pickup and feed the coiled power cord onto the elongated rod.

Abstract: A vacuum cleaner having an improved structural handle/support assembly for supporting a vacuum cleaner module. The handle/support assembly has a primary support member, a secondary support member and a snap-in handle section. The primary and secondary support member cooperate to form an integrated support structure that reduces torquing of the vacuum cleaner module relative to the handle/support assembly during use. Further, the primary and secondary support members define an aperture to accommodate rearwardly extending vacuum hose. The handle section includes an open base portion that includes one or more slots therein. A handle mounting portion of the primary support member having one or more integral tabs formed therein is telescopically received within the base portion of the handle section. The one or more slots in the handle section receive the one or more tabs of the handle mounting portion in snap-fit engagement.

Abstract: A vacuum cleaner installation has a unit with an outer housing installed within the thickness of an outside wall of a room. The housing contains a blower, a bag for waste material and a hose. The blower is connected to draw waste material along the hose and into the bag, the exhaust air venting externally of the room through a grille on the outside wall.

Abstract: The invention relates to a vacuum cleaner comprising a housing (1) accommodating a suction unit (7). The vacuum cleaner comprises a suction nozzle (9) which can be coupled to the housing via a suction tube (13) and a suction hose (15). The vacuum cleaner further comprises a handle (17), which is present near a coupling (69) between the suction hose and the suction tube, and a holder (25) for accessories (27, 29), which is detachably coupled to the handle and fits over the handle near a first end (37) and near a second end (39). According to the invention, the holder (25) comprises a bridge portion (41) interconnecting the first end (37) and the second end (39) of the holder, and the holder is detachably coupled to the handle (17) exclusively by means of a coupling member (51) which is present on a portion (53) of the bridge portion which is situated at a distance from the first end and the second end.

Abstract: An electric vacuum cleaner according to the present invention includes a cleaner main body 16, and a suction unit 24 which is rotatably disposed at the bottom of the cleaner main body 16 and includes a suction port 23 and a rotary brush 25. The cleaner main body 16 includes a dust collecting chamber 19, and a fan chamber 18 equipped with an electric fan 17 disposed at the bottom thereof. A handle 21 having a grip portion 20 and a control circuit board 22 are installed above the dust collecting chamber 19. Components such as the handle 21 and the electric fan 17 are installed at the rear of the cleaner main body 16. With this configuration, the vacuum cleaner is prevented from falling down when it is set upright. Further, the safety in use of the vacuum cleaner will be improved. Also, the user is able to easily use the vacuum cleaner. Furthermore, it is possible to finish assembling the component parts only at the rear of the vacuum cleaner.

Abstract: A hose and tool caddy removably mounts to an upright vacuum cleaner. The hose and tool caddy stores the vacuum cleaner hose and accessory tools, such as a dusting brush, furniture nozzle, extension wand and crevice tool, which are used for above-the-floor cleaning. When the upright vacuum cleaner is being used for floor care, the hose and tool caddy may be removed from the upright vacuum cleaner and hung-up. The hose and tool caddy includes a base and a guide member. The base is formed with a looped channel for receiving the hose, a pair of resilient C-clamps for supporting the dusting brush and furniture nozzle and a vertically extending channel for receiving the extension wand with the crevice tool stored therein. The upright vacuum cleaner includes a track member for slidably receiving the guide member when the hose and tool caddy is being mounted to the upright vacuum cleaner.

Abstract: A wet/dry vac comprises a generally U-shaped dolly having wheels mounted thereon; a collection drum; a dolly; a lid coupled to the collection drum; a powerhead assembly coupled to the lid; an inlet port disposed in one of the lid or the collection drum; and a receptacle coupled to the input port. The dolly includes a collection drum, the dolly comprises a generally U-shaped member, which is adapted to have wheels mounted thereon, and at least two mounting members situated on either side of the open end of the U-shaped member. Each mounting member is adapted to mate with a corresponding mounting cavity defined by the collection drum. The dolly further includes a locking member adapted to snap into a locking cavity defined by the collection drum. The dolly further includes at least two extending members. Each extending member is adapted to mate with a recess defined by the collection drum.

Abstract: A tubular plastic handle for a steam cleaning machine with a T-shaped hollow member to which is integrally attached a hollow outrigger supported on hollow posts. The posts provide an integral cord wrap and the outrigger improves flexural rigidity. The hollow member also includes an aperture further improving flexural rigidity through which a linkage controlling the angle of the handle may be accessed.

Abstract: A particular multi-functional cleaning machine, in accordance with the principles of the invention, includes a water-tank and a liquid delivery line extending from the water tank to a high-pressure spray gun. The liquid delivery line has an inner end, a pump, and an outer end, with the inner end connected to the water tank, and the outer end connected to the high-pressure spray gun. The machine also has a cleaning-liquid draw line which is connected to the liquid delivery line using a cleaning-liquid injector. Because the machine has a separate cleaning-liquid draw line, an operator is able to choose from among any of a number of different cleaning liquids stowed in containers on the machine, and to draw a particular liquid through the draw line, into the liquid delivery line, where it may be combined with water from the water tank and subsequently sprayed onto a surface to be cleaned.

Abstract: A handheld liquid extraction cleaner according to the invention comprises a cleaner housing including a forward end, a rearward end, and a top portion and a bottom portion extending between the forward and rearward ends, and a handle for manually manipulating the extraction cleaner. A handheld cleaner and storage base according to the invention include a handheld cleaner comprising a cleaner housing including a forward end, a rearward end, a top portion and a bottom portion extending between the forward and rearward ends, sides extending between the top and bottom portions, and a handle for manually manipulating the extraction cleaner; and a storage base including a base portion and a holding portion disposed generally at a right angle to one another.

Abstract: 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 support assembly mounts the blower head outside the building adjacent to the movable window and the window sill when the support assembly is positioned in the opening. Some embodiments of the vacuum cleaner further include a cyclone separator and silencer which communicates with the fan outlet of the vacuum blower head for reducing emission of dust and noise from the vacuum blower head. Other embodiments of the vacuum cleaner module further include a muffler for attenuating suction noise generated by the vacuum blower head.

Abstract: An electric motor driven bypass type vacuum cleaner apparatus, particularly adapted for wet/dry debris collection includes an open top debris collection tank having opposed integrally formed cup-shaped feet for supporting said apparatus in a stable position on a support surface. The tank includes a recess in a sidewall and a bottom wall for receiving a conduit member which may be interchangeably used as a connector for connecting a flexible vacuum hose to the tank and as a blower discharge nozzle. A flexible vacuum pickup hose is connected to the conduit member generally at the bottom side of the debris collection tank and, in a stored position on the apparatus, is trained through a recess in the bottom wall of the tank and over the top of a motor housing and shroud assembly to a connection point in one of the support feet adjacent the conduit member. The vacuum hose, when stored, is retained in a recess in the shroud which also serves as a carrying handle for the apparatus.

Abstract: A mobile, lightweight, universal collection apparatus for use with blower/vacuum units for quickly and easily collecting and storing large amounts of bulky debris or materials which is readily disassembled for conveniently storing and shipping the apparatus. The collection apparatus includes a large container, a removable lid, a disposable or reusable liner, an intake hose attachment and a base with rollers for movably supporting the container. The preferred container is comprised of one or more transparent, flat panels adapted to be readily secured together to form a cylindrical-shaped container for holding large amounts of debris or materials. The removable lid is transparent and is mounted on the container and includes a power unit connection for attaching the blower/vacuum unit, an inlet connection for attaching various intake hose attachments and an integral filter.

Abstract: A tank-type vacuum cleaner which utilizes cyclonic action includes a recessed power cord storage channel, integrally formed in a lower surface of vacuum cleaner housing, to store a power cord for the vacuum cleaner. The vacuum cleaner further includes an exhaust baffle to diffuse discharged air, muffle acoustic noise output, and protect an internalized outlet filter. The vacuum cleaner further includes both an improved motor mount system and an electrified inlet with an obstructing mechanism.

Abstract: A system for cleaning, storing and maintaining x-ray cassettes. The system is used within the environment of an x-ray exposure room for shooting x-ray images of x-ray subjects, and an x-ray dark room for developing x-ray images. The system may include a portable transport, cleaning and storage unit for storing, cleaning and transporting x-ray cassettes. The unit includes a work surface, at least one x-ray cassette receptacle for storing x-ray cassettes, and a vacuum apparatus for vacuuming dust particles from the x-ray cassettes and the unit.

Abstract: A handheld liquid extraction cleaner includes a recovery tank mounted to the forward end of a cleaner housing with a suction nozzle and conduit on a front face of the recovery tank connected to an inlet opening in the recovery tank. A vacuum source is connected to the recovery tank through an exhaust conduit, integrally formed in the recovery tank, for drawing liquid and debris through the suction nozzle and the suction conduit and into the recovery tank A removable cleaning fluid supply tank is mounted to a rear portion of the cleaner housing, an adjustable spray nozzle is mounted to the suction conduit and a pump is positioned in a supply conduit between the spray nozzle and the cleaning fluid supply tank for supplying pressurized cleaning fluid from the cleaning fluid supply tank to the spray nozzle The pump includes an impeller which is positioned in an outlet opening of a reservoir in which the cleaning fluid is deposited from the cleaning fluid supply tank.

Abstract: An upright vacuum cleaner includes a housing having a suction motor and a filter chamber. A floor nozzle is connected to the housing. A hose, which communicates with the filter chamber, includes a first end, an intermediate portion and a second end. A wand, which has a first end and a second end, is selectively mounted on the housing. At least a part of the hose intermediate portion extends longitudinally through the wand from the first end to the second end. The hose first end is secured to the wand first end. A connector assembly is secured on the hose second end. When the wand is selectively mounted on the housing, a section of the hose intermediate portion is stowed in the wand. When the wand is spaced from the housing, the section of the hose intermediate portion is pulled out of the wand.

Abstract: An accessory holder for a vacuum cleaner having a base member for supporting a plurality of vacuum accessories. The base member has a pair of arms for attaching the holder to a support structure on the vacuum cleaner. The arms include a tapered wedge projecting from the base member for intermeshing with a tapered channel in the support structure to provide a frictional retaining attachment of the base member to the support structure. The holder further includes a cradle portion extending from the base member for selectively engaging a portion of the vacuum cleaner wand to detachably secure the holder to the wand.

Abstract: A utility device useful for cleaning mountain bikes or other similar items which may get muddy or dirty at a location remote from the user's home. The cleaning device has a water pump which can selectively be connected through a needle valve to a chamber containing degreaser or soaps or similar material. An air compressor is also provided to supply compressed air for filling bike tires or spraying compressed air. A vacuum motor can be provided also to provide a vacuum function along with the sprayer portion of the device. An electrical outlet provided on the device can be used to power small dc utilities when the cleaning device is plugged into a car or similar vehicle through the cigarette lighter adapter. An override switch prevents the electrical outlet from powering devices while the air compressor or pump is being used. A utility case made of neoprene or similar material provides pockets for tools or hoses for use with the other devices.

Abstract: A vacuum trash collection vehicle includes a vehicle mounted debris container and a hose connected at one end to the debris container. There is a source of vacuum on the vehicle and it is applied to the hose. The hose is open at one end to form a collection nozzle. The hose is boom supported by the vehicle and there are driver accessible controls for moving the hose and nozzle for debris collection. There is a debris collection wand assembly mounted on the vehicle which includes a flexible collapsible hose connected at one end to the debris container and having a source of vacuum applied thereto. There is a valve for controlling the application of vacuum to the collapsible hose. A tubular portable wand is mounted on the vehicle and removable for debris collection. The collapsible hose extends into the tubular wand for connection thereto, with the collapsible hose collapsing into the tubular wand for storage on the vehicle when not in use for debris collection.

Abstract: An upright floor cleaner comprising a base, an upper housing and an operation handle, the upper housing and handle being pivotally mounted relative to the base, between an upright at rest condition and a lowered operation condition, the handle in the upright condition projecting upwardly above the housing and curving through an arc to a generally horizontal orientation, and in the operation condition extending diagonally rearwardly-upwardly and then curving through the arc to a generally vertical downward orientation.

Abstract: A controlled self operating vacuum cleaning system which comprises a stationary housing for the storage of a mobile vacuum cleaner apparatus and where the housing is provided with an automatically openable and closable closure allowing exit and entry of the mobile vacuum cleaner unit. The mobile unit is driven by an internal drive motor which is powered by one or more batteries carried by the mobile vacuum cleaner unit. At preestablished times and preestablished time intervals, the closure of the housing will automatically open providing for ingress and egress and the mobile vacuum cleaner unit will exit and randomly clean the carpet of a certain specified area for a predetermined time period. The mobile vacuum cleaner unit is provided with obstacle detectors for causing the mobile unit to move beyond an obstacle, if it contacts an obstacle, as well as detectors for detecting the edge of a staircase and the edge of a carpet to cause the mobile unit to remain on the carpeted area.

Abstract: A tool storage module adapted to be mounted to the handle of a vacuum cleaner comprising a handle pivotally mounted to a floor supported base. The accessory storage module has a support panel to which is mounted a pliable storage bag. The storage bag is preferably removably mounted to the support panel. The storage bag is also transparent, made, for example, of a mesh material, for viewing of the contents of the storage bag from outside the storage bag. The storage bag can be sized to receive multiple tools and accessories.

Abstract: A trash can which also houses a vacuum cleaner. The trash can has three compartments. One for housing a 30 gallon trash bag, a second for housing a vacuum hose and various vacuum attachments and a third for housing a vacuum motor and dust collection bag.

Abstract: An auxiliary brush holder for a vacuum cleaner which can hold a plurality of auxiliary brushes. The auxiliary brush holder has a frame having an opening into which an extension pipe is inserted, an extension bar which is integrally formed with a lower portion of a first end of the frame and extends downwards therefrom so as to be inserted into a receptacle formed at a body of the vacuum cleaner, and two arcuate ribs which are integrally formed at a lower portion of a second end of the frame and upwardly extend to an upper surface of the frame. The two arcuate grooves are defined between the two arcuate ribs and the second end of the frame and the arcuate ribs are regularly spaced out by a predetermined distance apart from each other. The auxiliary brush holder can hold a plurality of auxiliary brushes with simple construction, so the user can easily use the required auxiliary brush while the cleaning work is being carried out, thereby improving cleaning efficiency.

Abstract: An electric vacuum cleaner comprising a vacuum cleaner body, a hose to be connected to the vacuum cleaner body, a support pipe to be connected to the hose, and a suction device to be connected to the support pipe. The suction device is provided with running wheels, and the vacuum cleaner body is able to be detachably fastened to the support pipe so that it is supported by the wheels of the suction device when the vacuum cleaner body is attached to the support pipe. The cleaning workability is thus improved, and the external appearance of the vacuum cleaner body in a condition of being detached from the support pipe can be improved.

Abstract: A cord rewinder assembly for a wet filter type vacuum cleaner with a moist air discharge outlet includes a conventional cord rewinder and a deflector plate. The deflector plate not only shields the cord rewinder from direct contact with the moist airflow discharge but also functions to remove moisture from the airflow so that it can be utilized to cool the electrical components of the cord rewinder. Incoming air carrying dirt and dust is cleaned by passing the air stream through a canister of water and a series of secondary filters. The clean discharge air, which contains moisture and water vapor, impinges on the deflector plate and is redirected downwardly at a high velocity toward a cavity. The airflow enters the cavity at a lower velocity, passes beneath the deflector plate and reverses direction. The decrease in airflow velocity and the redirection of the airflow allows the moisture and water vapor to drop out of the airflow.

Abstract: A wet/dry vacuum appliance having a non-cylindrical collection canister is disclosed. In one embodiment, the collection canister has substantially cylindrical ends and substantially flatter sides. A collection canister lid is adapted to engage the canister around a top perimeter thereof, supporting the canister such that the lid cooperates with the canister to resist the collapse of the canister when subjected to vacuum forces resulting from operation of the vacuum.

Abstract: A vacuum cleaner having a cord fixing apparatus. The vacuum cleaner has a body having a rear wall having an opening, a brush assembly connected to the body through a flexible hose and making contact with a floor, for sucking dust and impurities, a blower assembly which is installed at an inner side of the body, for generating a suction force, an extensible cord for supplying an external electric power to the blower assembly, a reel installed at an inner side of the body, for winding the cord, a rectangular-shaped plate for fixing the cord, a fixing rib for hingedly supporting the rectangular-shaped plate, an elastic material for biasing the rectangular-shaped plate to allow the rectangular-shaped plate to make contact with the cord, and a supporting rib for supporting the elastic material to allow the elastic material to apply a biasing force to the rectangular-shaped plate.

Abstract: An accessory holder for a vacuum cleaner having a base member for supporting a plurality of vacuum accessories. The base member has a pair of arms for attaching the holder to a support structure on the vacuum cleaner. The arms include a tapered wedge projecting from the base member for intermeshing with a tapered channel in the support structure to provide a frictional retaining attachment of the base member to the support structure.The holder further includes a cradle portion extending from the base member for selectively engaging a portion of the vacuum cleaner wand to detachably secure the holder to the wand.

Abstract: A vacuum cleaner with a cord-reel release apparatus provides a handle in place of a cord reel button. The cord-reel release apparatus has a cord reel, a brake member, an elastic member, and a handle. The cord reel winds a power cord. The brake member is in contact with circumference of the cord reel and selectively limits rotation of the cord reel. The elastic member causes one part of the brake member to contact with the cord reel. The handle presses the other part of the brake member. The handle further has a hooking prominence formed on a side part thereof, thereby the hooking prominence is hooked to a hooking depression formed in an accommodation groove of a body. With the constitution, when the brake member is pressed by the handle, the brake member departs from the cord reel. Then, the power cord drawn out is wound up at the cord reel by elastic force of a spiral spring in the cord reel. By the cord-reel release apparatus, a simple constitution, low cost, and high productivity are accomplished.

Abstract: A caster foot assembly for use with an appliance such as a wet/dry vacuum is disclosed. The caster foot assembly comprises a body; at least one vacuum accessory securing post in the body; and a caster receptacle in the body, wherein the securing post and the caster receptacle vertically overlap within the body to lower the center of gravity of the appliance. Furthermore, a portion of the top surface of the securing post is angled to facilitate the securing of accessories to the caster foot assembly.

Abstract: A fabrication clean room work station is portable and has a funnel-shaped cleaning area which is connected to a vacuum source through a bottom opening. The work station also has a perforated cover positioned across a top opening of the cleaning area to provide a work surface, a catch screen positioned across the bottom opening of the cleaning area to catch dropped parts, a funnel cover which slides over the cleaning area to enclose it, and a flexible tubing in communication with a port formed in the cleaning area. The port is positioned above the catch screen so that any parts vacuumed through the flexible tubing would be stopped by the catch screen. The vacuum source supplies vacuum at the work surface and at the flexible tubing. The vacuum at the flexible tubing is increased when the funnel cover is positioned above the cleaning area.

Abstract: A vacuum cleaner is selectively operable in one of three modes, namely: an automatic self-directing mode, a remotely controlled mode, or a manual mode. The vacuum carries ultrasonic object detectors for detecting walls of a room being cleaned, as well as obstacles in the room. When in a self-directing mode, the vacuum selects a path of travel based upon a detected wall of the room as a reference, and steers itself to avoid obstacles in its path. An electric cord is automatically payed-out and retracted as the vacuum travels. A constant tension is imposed on the cord as it is payed-out or retracted by an appropriate manipulation of a spiral spring connected to the cord.

Abstract: A water extraction cleaner comprises a system for delivering clean solution to a surface to be cleaned, a system for extracting dirty solution and air from such a surface, and a housing supporting the delivery system and the extraction system. The housing defines a recess for receiving a pair of tanks, an upright front surface of the recess being complementary to upright rear surfaces of the tanks. The housing is also provided with a pivot surface spaced from the upright surface of the recess and engageable by lower end portions, the pivot surface being formed and disposed to hold the upright surfaces of the tanks in snug engagement with the upright recess surface. Each of the tanks may be mounted on the housing by tilting the tank to insert the lower end portion thereof into the recess and then rotating the tank to an upright position about the pivot surface.

Abstract: An upright vacuum cleaner includes a housing having a suction motor and a filter chamber. A floor nozzle is connected to the housing. A hose includes a first end, secured to the housing and in communication with the filter chamber, an intermediate portion and a second end. A wand is selectively mounted on the housing. The wand has a first end and a second end wherein the hose intermediate portion extends longitudinally through the wand from the first end to the second end and wherein the hose second end is secured to the wand second end. A clip is secured on the hose intermediate portion such that when the clip is selectively secured to the wand first end, a substantial portion of the hose intermediate portion is stowed in the wand. When the clip is spaced from the wand first end, the substantial portion of the hose intermediate portion is pulled out of the wand.

Abstract: A new platform (sometimes referred to as a "caddy") for transporting a carpet cleaning machine includes a base for supporting the machine and a machine restraint mechanism for releasably coupling the machine and the platform to one another. The platform also has wheels (or an elongated roller-like wheel) mounted with respect to the base for rolling the base and the machine across a surface. The restraint mechanism has features preventing relative platform-machine movement along a single axis or, when the mechanism includes pairs of two different types of restraining members, along plural axes. A new method is used for transporting a carpet cleaning machine of the type having a carpet brushing apparatus and a brush drive motor. The method includes the steps of providing a transport platform having a base, energizing the brush drive motor and tipping the machine to transfer more weight onto a brush. Such weight transfer causes the apparatus to urge the machine onto the platform.

Abstract: A vacuum apparatus with a suction hose. The hose has a first end connected to a suction inlet of the apparatus and an opposite second end removably connected to a docking section on a housing of the apparatus. The docking station has an aperture for receiving the second end. Located in the aperture is a latch with a ring shaped section and an integral ejecting spring. The latch also has a button section that extends through the housing and is adapted to be depressed by a user. Pressing the button section spreads the ring shaped section and allows the ejecting spring to eject the second end of the hose from the docking station.

Abstract: A central vacuum system mountable between adjacent studs of a wall formed of a cabinet having a top wall, side walls, a rear wall, an upper dividing wall extending beneath the side walls, a lower dividing wall extending between the side walls beneath the upper dividing wall, the walls together forming in enclosure with upper, center and lower compartments; a first hinged door covering the upper compartment, and a second hinged door covering the center and lower compartments; a hose extendable between a stored position in the center compartment, and an extended position extending from the upper compartment, the hose having an inner end and a distal end connected to a handle stored position in the upper compartment; a reversible drive means within the center compartment to move the hose between stored and extended positions; and a vacuum source mounted in the lower compartment, the inner end of the hose communicating with the vacuum source.

Abstract: A central vacuum hose storage unit to be positioned between the studs of a wall having upper and lower storage chambers and a reversible hose drive assembly positioned to deploy a vacuum hose from a stored position in the lower chamber outwardly through the upper chamber. The drive assembly includes a pair of spaced drive rollers each including a toothed gear with a central shaft opening, and a hose engaging member secured to the gear, the periphery of the roller members having opposed concave faces together defining a hose receiving nip, and radially extending, equally spaced, flexible hose engaging segments extending transversely across the concave faces, and a reversible drive means operatively connected to both roller gears.

Abstract: A device for storing nozzles or tools for a vacuum cleaner. The cleaner includes a tube handle (12) to which a tube shaft (13) with a floor nozzle (14) can be secured. The tube handle (12) is attached to a vacuum cleaner hose (11) which is connected to a vacuum cleaner body or source. The device includes a holder (15) which releasably retains several accessories (27,34,39). The holder is located on or adjacent the tube handle (12).

Abstract: A vacuum cleaner conversion arrangement is disclosed which, particularly, may be advantageously applied to a dirt cup cleaner. In this application, the conversion hose confluently communicates with the dirt cup when the cleaner is in converted condition so that suction air flows from the dirt cup to the motor-fan system of the vacuum cleaner in either of its floor or hose modes of operation. The conversion arrangement generally includes a conversion adapter having a closure means for sealing off its conversion hose and stanchions for conveniently mounting the ends of the same hose when it is not in use. The closure means may take the form of an outer door or an internal flapper valve plate.

Abstract: An automatic self-propelled vacuum cleaner includes an electrical power supply cord having a plug. The plug carries latches which can be coupled to either the vacuum cleaner or a wall-mounted socket. The vacuum cleaner carries a light beam receiver which receives a light beam signal emitted from the socket for guiding the vacuum cleaner toward the socket.