DE2047625A1 - Cleaning device - Google Patents

Description

Patent attorney ^

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Steam Vacuum Extraction Limited of SA Hassop Road London H w 2 / England

Cleaning device

The invention relates to a cleaning device for Cleaning carpets, upholstery, walls, deoks and trays and in particular a mechanism for supplying a medium pressure gas' or vapor from a solution containing a solvent to a chamber of a two-chamber cleaning unit through different types of nozzles, which are suitable for the type of cleaning to be carried out, and for simultaneous building of a vacuum in the other chamber of the unit, with means for condensing and collecting steam and / or wet steam of the cleaning agent with dirt and grease, which duroh a vacuum line is returned to a vacuum chamber

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is used to collect dirt and the like for the purpose of deposition O

It has been found effective in cleaning blankets, carpets and upholstery * a jet of pressurized vapor of a solution containing an evaporable solvent or detergent, into the pile, lid or clapper of the product to be cleaned and then immediately to apply suction to the product in order to remove the steam and / or the condensate together with that which has been loosened therefrom Peel off dirt from the product * · In this process it has been found that by adding an antiseptic and / or antifungal solution of the majority of the odor of carpets, deodorants, upholstery and the like can be eliminated and that better hygienic cleaning can be achieved

For cleaning walls, deoks and floors it was found that by using pressurized wet vapor of a solution, welohe a vaporizable solvent or cleaning agent contains, if necessary with an antiseptic solution, fine rays on the surface, soft to clean is, can be brought to thereby

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to loosen any dirt and emulsify any fat, which in turn for the purpose of final deposition sucked into the vacuum chamberβ This procedure can be done with a device with a wipe or a rotary brush device can be used to clean walls and ceilings effectively used a two-chamber unit similar to a carpet unit

The present invention is an improved device for supplying steam from a a solvent-containing solution under substantial pressure to a flexible hose that is connected to part of a cleaning device, with a suction effect for a vacuum line is created, which is connected to another part of the cleaning unit or nozzle, wherein a Device for condensing and separating which is returned in the vacuum line, solution vapors, Cleaning agent and dirt contained therein from steam and air is provided.

The device can also provide an improved

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simple two-tank arrangement for supplying steam or trap barrel vapor under substantial pressure from a solution containing a solvent and is present in one of the tanks and | to maintain a controlled vacuum in the another tank, with a device in the other tank for condensing and separating steam and Condensate droplets are provided in an air stream, the one in the other tank through a vacuum schiauoh flows associated with it β

Another object of the invention is an improved and simplified device for feeding of high or medium pressure steam to a hose line connected to a chamber of a Two-chamber unit for cleaning blankets, carpets, Upholstery, walls, ceilings and floors is connected where with a device for vacuuming and for Condensation and separation of steam for connection to a vacuum hose is provided, to be connected to the other chamber of the unit.

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The device can furthermore be a drive device in the form of a flexible shaft connected to an electric motor for the brushes of the unit for cleaning walls and ceilings o the shaft can be connected to the motor at one end and the cleaning facility at the other end can be connected to the walls and ceilings depending on the occasion Can be scrubbed with soft or stiff brushes, using a fine stream of pressurized Steam, wet steam or hot water is sprayed onto the surface to be cleaned, with a mechanism for Sucking and condensing and (separating steam is provided ο

The above objects and advantages of the inventor Application can also be found in the following description of an exemplary embodiment according to the invention of the attached drawings

The device is described as two divided units for the sake of simplicity, and the units are designated with A (vacuum unit) and B (pressure unit) »

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The unit A comprises a base plate 1 which is arranged on rollers 2. A drive motor 3 is provided on the base plate for driving a suction blower 4, which is also arranged on the base plate is «The motor 3 and the fan 4 are both - arranged on noiseless and vibration-resistant bushes, to eliminate vibrations, so that these units from the metal frame and the vacuum chamber are insulatedo The inlet side of the vacuum blower 4 is connected to a pipe 5 which is connected to the interior the vacuum chamber above a guide wall 6-in connection stands while the outlet side of the vacuum blower leads to the atmosphere via a damper 7. The guide wall 6 has a plurality of specially designed pot flanges 8 on its underside, and their Edges are all welded to the main chamber frame 9 It is an arrangement for air passage to a liquid portion 1o of the vacuum chamber through a Ball valve cage 11 is provided, which is welded to the guide wall 6 »A vacuum hose 12 from a chamber 13 of a two-chamber cleaning unit 7, 8, 9 »1o and opens into the vacuum container 1o directly below

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the baffle 60

The unit B comprises two centrifugal pumps 14 for Liquid, which are directly coupled to electric motors and in series with a check valve 15 can be used, and they are still connected to withdraw wet steam from the liquid tank 16 and the steam under automatically controlled pressure with the aid of a specially designed air trap to feed, the through a steam hose 16 and a control valve 18 to a spray nozzle in the other chamber 19 of the cleaning unit is performed (Fig. 7, 8, 9 »1o and 11) ο

One of the two units - in this case A - comprises an upper section 28 and a lower section 29 »the permanent with the help of screws or Q-bracket clamps or spring-loaded fasteners on each side of unit A. The lower section comprises an aluminum floor plate 1 which is supported by castors 2

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the base plate 1 is the drive motor 3, which is a conventional electric motor of suitable strength and speed can be, with a pulley 2o another pulley 22 which is on the shaft of the vacuum blower 4 sits, drives with the help of an endless V-shaped belt 21 »The special kind of vacuum blower used is not the subject of the invention, and as various known species are suitable for this purpose, the details of which are given below not explained in more detail

The outlet or high pressure side of the vacuum blower 4 communicates via a tube 23 with one end of a damper, which is a small, conventional one Muffler can be of the type which muffles noises from an internal combustion engine. That damper could also be used in conjunction with a resonator to further reduce noise This damper is in a noisier housing 25 arranged

A flexible suction line 26 is connected to the inlet or

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the low pressure side of the vacuum blower 4 and extends upwards 0 the upper end of the Hose 26 is detachably arranged on the lower end of the suction tube 5, which is axially in the vacuum chamber 6 is arranged in the upper section of the unit A ο

The hose 26 is circular, corrugated, and axially expandable to allow it to be easily connected to the axial tube 5 the vacuum comb can be connected and detached from it ο

The housing 36 of the lower section 29 », which is made of stainless steel, is rectangular and holds the bottom plate 1 at the end where it is fastened with screws «

The housing 36 has a shielded trigger 32 on the rear side, on which a noise-proof Housing 25 is attached for the damper. An operating flap on hinges is on one side of the housing to carry out periodic monitoring

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-1ο-

and work provided «Two spring loaded handles 34 are on each side of the housing 36 is provided in order to be able to lift the lower section 29., Noise-proof material is attached to the inside of the housing 36. The motor 3 and the vacuum fan 4 are noiseless and low-vibration brushes to reduce noise and for isolating the remainder of the unit A from any vibration of the vacuum blower 4 and the Electric motor 3 arranged «A waterproof metal electric base 57 is attached to the housing

The upper section 28 of the vacuum unit A, which has a main vacuum chamber 6 and a fluid section the vacuum chamber 1o comprises, consists entirely of stainless steel, and is at right angles to The bottom of this section 28 fits snugly into the housing 36 and can either with screws, hinge brackets, or with spring loaded fasteners on each side attached to the vacuum unit A. this section

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28 is flat at the top with rounded edges. " A pipe

5 extends below the base plate 37 for the purpose of connection to a hose 26 «It runs through the liquid section 1o and is on the baffle

6 welded on this tube 5 extends above the baffle 6. The bottom plate 37 is flat on each side with the Ilaup tkamme frame 9 welded in an incline to allow dirty water and debris to drain through a drain valve 39 _β

The baffle 6 of the vacuum chamber has essentially a rectangular plate made of stainless Steel on which inside the rectangular vacuum chamber side wall The baffle 6 is welded to the chamber wall 9. An air passage 4o is provided by the ball cage 11. The downwardly extending drip flanges 8 are transverse fastened over the underside of the guide wall 6 at right angles to its bevel, so that liquid condensate flows along the underside of the guide wall 6 B, drained and fell down to the bottom of the chamber 1o

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Special precautions have been taken in the formation of the drip flans to prevent that liquid condensate is sucked through the ball valve cage 11 into the vacuum blower.

The upper end of the vacuum chamber 9 is sealed, and a two-dimensional vacuum valve 24 is arranged on it. The vacuum valve 24 is set so that when the pressure within the vacuum chamber 9 falls below a predetermined minimum value of the vacuum valve 24 drops, the latter sioh opens and allows that atmospheric Air is sucked in and thus the vacuum in the chamber 9 is limited to the desired level o A conventional scale 44 is on the vacuum chamber arranged to indicate the size of the vacuum it contains

The specially designed ball valve 45 in the vacuum chamber 1o rises in its cage 11, when the liquid level in the vacuum chamber 1o

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rises and fits into the ball valve seat 46 "at a certain level, thereby stopping the flow of air into the vacuum chamber 9. This then stops any vacuum on the vacuum chamber 13 of the cleaner (Mg. 7» 8, 9, 10 and 11). this security measure is to prevent dust and water from flowing through the vacuum fan 4 into the atmosphere where he or "they pollute or damage floors, walls, upholstery or carpets can be ₀

A conventional liquid indicator 47 is provided to indicate the liquid level in the vacuum chamber 1o to be indicated as an additional precautionary measure against damage »A trigger valve 39 is also provided at a lower point in the vacuum chamber 1o to remove condensate and dirt. Two spring-loaded handles 88 are provided around the upper part or to lift the whole vacuum unit A *

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A suction inlet tube 48 for connecting the vacuum tube 12 with the interior of the vacuum chamber 1o is a metal tube of short length and has a diameter such that that it takes place in the inner end of the vacuum hose 12 fits, and is inserted and sealed in an opening made for this in the vacuum chamber 1o directly below the high side of the baffle 6 and down from the lower side of the Guide wall 6 is provided »

The suction tube 5 of the Vakuumabsohnittes 28 is preferably fitted into holes provided for this in the guide wall 6 and the bottom 37 of the vacuum chamber are. The upper end of the tube 5 opens into "the vacuum chamber 9 between the baffle 6 and the upper part of the vacuum chamber 9 »while the lower end of this tube extends downwards below the chamber floor The flexible hose 26 extended from the inlet side of the vacuum blower 4 is preferably annular, resilient and axially expandable the sole 26 is on the protruding lower end

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of the tube 5 take care when the upper section 28 is placed on the lower section 29, and is deducted therefrom when the top section 28 is removed «,

The second unit B according to the invention comprises an upper section 49 and a lower section 50, which on it with the help of screws, handle clamps fastened to each side of the printing unit B using spring-loaded fasteners can

The lower section 50 comprises an aluminum floor ·? plate 54 »which is carried by swivel castors 55. There are two of an electric motor 58 on the base plate driven liquid pumps 56 and 59 in series with The pumps 56 and 59 are liquid centrifugal pumps arranged in between a check valve 15 with specially trained paddle wheels, and the electric motors 58 are normal training with sufficient Strength and Speed o The inlet or the low pressure side of the primary pump 56 is with help conventional line connections via a valve 60

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connected to the lower end of the upper section 49, which is actually the liquid tank, to feed liquid to primary pump 56 The outlet of the primary liquid pump 56 is above conventional Ear connections and a check valve to the inlet of the secondary fluid pump 59 in Connectionο

The required fluid pressure is obtained by the specially designed paddle wheels of both the primary pump 56 and the secondary pump 59, these two pumps being connected in series with the check valve 15 o The outlet of the secondary pump 59 is connected to an additional steam generation chamber (not shown) and if necessary via conventional pipe fittings and a specially designed air ψ blocking chamber 61 in connection in order to maintain a constant pressure in the pressure line 62. For most cleaning purposes, dry steam is not required, but if this is necessary, a suitable heating device such as a conventional electrical resistance element of suitable wattage can be used in the steam generating chamber and is encased in two dimensions to shield the heating element from the solution and steam inside the steam generating chamber.

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A suitable heating element is sufficient for this purpose * The heating element is only a short distance away from its surrounding steam generating chamber, so that only a small amount of liquid is present in the chamber. The steam generating unit acts like a boiler, so that liquid or wet steam is evaporated into steam therein and is quickly superheated to its required temperature and pressure. If desired, a conventional thermostat (not shown) can be provided to limit the maximum temperature of the steam in the steam generating unit, although this is normally not necessary because, even with the nozzle valve 18 closed, the liquid pump 59 allows sufficient liquid circulation through the for a sufficient period of time Create a steam generator and a bypass line to prevent dangerous overheating. The vapor producing chamber capable of withstanding high internal pressures, and is preferably made of stainless steel This chamber is surrounded by a layer of a suitable heat insulating material which is present within an outer metal sheath, the plate having a bottom, _"t 54 is provided which BEFE to the bottom plate -

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Stigt is ο a suitable conventional check valve is attached to the steam generating unit to prevent any pressure above a predetermined required pressure and thus excess liquid to let free, which can flow back into the liquid tank 59 via pipe fittings <, This should be a precaution to avoid any accident while an extremely high pressure in the steam generating unit is built up if such a unit is used ο

If the steam generating unit is not used, then a pressure check valve is not necessary due to the nature of the centrifugal liquid pumps 56 and 59 »but it can be on the pressure line between the secondary pump 59 and a coupling 64 attached his

The main reason for using these particular centrifugal pumps in series is to avoid the risk of explosion to be avoided when high pressure builds up The type and design of the pumps prevents a solo build-up of a druoke, and if the check valve because of the automatic control of the druoke with the help of a specially trained air

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blocking control unit is used, there is no risk of a print due to a damaged or blocked check valve will.

A conventional pressure gauge 65 is connected to a pressure line 62 between the air blocking chamber 61 and the one-way clutch 64 to indicate the pressure in the pressure line or steam line 62. The lower portion 50 with the housing 66 is made of stainless steel and is rectangular and has a size to receive the bottom plate 54 in mating relationship in its lower end where it is fastened with the aid of screws o The housing 66 has a shielded outlet 68 on the rear side. A countertop 69 on hinges is provided on one side of the housing for periodic inspections and work (

to be carried out * Two handles under spring tension 70 are located on either side of the housing 66 to allow the lower section 50 to be raised. Noise-proof Material is provided on the inside of the housing 66. The liquid pumps 56 and 59 together with their coupled motors, ai> -

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orderly"

A four-way electric holder 71 is attached to the housing 66 along with a waterproof metal base 72, a waterproof metal base 73, a vacuum unit A, a connection base 54, a heater warning lamp 75, a temperature control unit 76, a coupling) lung 64 »which quickly releases pressure and is arranged on a pressure indicator 65»

The upper Absohnitt 59 of the printing unit B comprises one Liquid tank 77, which is completely made of stainless steel and rectangular with rounded edges. The bottom of this section 59 fits snugly into the housing 66 and can either with the help of screws, hinge brackets or can be fastened with spring-loaded fasteners on each side of the printing unit B. The top of this tank 77 is flat and has rounded corners and a hinged flap 81 with a Hinge fastener 82 on. A double capacity heating element 83 Is attached to the bottom of the tank 77, which includes a safety device or jet pump in case tank 77 runs dry »

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The primary heater has a lower capacity and the secondary _{heater a higher capacity o} This arrangement was preferred because of the limited electrical current available in offices and the like * To save time when heating water, both heaters could be energized before the motors be started, and as soon as the water reaches the desired temperature, the motors could be energized, which would result in an automatic shutdown of the secondary heater due to the electrical control arrangement. This makes it possible that the device can be used in homes, offices and the like where the current is limited

It is still a continuous supply of Y / ater by means of a ball valve 84 in the tank created, with which a direct connection from the water source with the help of a suitable flexible Hose can be made »A valve is connected to the tank 77, through which liquid flows to the inlet of the liquid pump 56

A conventional liquid level indicator 85 is provided to indicate the liquid level in the liquid tank 77 display. A drain valve 86 is provided for draining the fluid tank 77 x two

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spring-loaded handles 87 are arranged on both sides of the water tank to the Tank 77 or the entire pressure unit B can be raised.

Cables connect the main line via a socket ^ 72 with a junction box 95 β from this junction box and through a four-way electric so-holder 71 the electric current flows through wires to a holder, electric motors 56 and 59 »temperature control device 76, warning lamp 75 and heating element 83 and also to the electric motor 3 in the vacuum unit A. Via Sookel 74 and 57 with the help of an electrical cable ο A steam generator (not shown) can be electrically operated can be connected via the Sohalter 71. The vacuum hose 12, which the cleaning unit with the suction inlet pipe connects, can of one expedient Be kind.

Unit 97- Fig. 7

The outer end of the vacuum socket 12 is on the tubular portion 103 of the unit 97 fitted. The tubular line 104 is via a preferred

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wise tapered passage 105 with the front vacuum chamber 13 in the unit 97 in connection o the steam chamber 19 of the same width as the front vacuum chamber 13 is also in the unit 97 directly behind the Vacuum chamber 13 formed The walls that delimit the two chambers 13 and 19, which open downwards, terminate in a common plane, and the exposed lower edges of these chamber walls are grooved (106) to clean a smooth surface or have edges for cleaning carpets, blankets and derglo to allow a limited flow of atmospheric air to flow into the vacuum chamber 13, in in the event that the lower open end of the unit 97 is in full contact with a flat impenetrable Surface Should Be Arranged ο These lower edges can be flat, straight edges for cleaning ceilings, carpets and the like when the structure of these materials is such that enough atmospheric air can pass through these materials

The flow of pressurized steam from the steam hose 17 in the double spray heads 108 is controlled by the manually operable steam control valve 18

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Spray heads 108 are specially designed and have special openings for optimal results in terms of spraying and printing at each point of the material, for example hair blanket, velor, cloth of the product to be cleaned or on the floor or wall surface, as may be the case. The last unit described is the same like the principle two-chamber unit with one exception, that she is bigger "

Unit 98 - Fig »8

This unit is of the same basic two-chamber training, like unit 97 described above, except that it is of lesser Size for cleaning limited and narrow areas is «

Unit 99 - Fig. 9

This unit is of the same basic structure as unit 97, which is described above with the exception that it is small in size, around ribs, corners under

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Radiators, upholstery and be able to clean sohwer to-reach areas other _o

Unit 100 - gjg. 10

The unit 100 comprises a moisture retaining pad 123 which is mounted on a base 124 which has fine holes through which steam can be sprayed onto the pad. This steam is controlled by hand by means of a steam controlled valve 125 provided in the handle of the unit "A two-size cloth 127 is attached to the floor 124 with the help of an elastic band around the rolled-up edges 128 or with the help of ordinary cotton thread." and dergle rubbed * The wipe 127 collects all dirt and thus gets dirty quickly. The unit 100 requires frequent changes of towels 127 and thus a base plate 124 is clamped to which the handle 126 can be clipped _f clean cloths 127 mounted on the gleiohen number of trays 127, a fast cleaning make it easier. No time is lost when changing the Tüoher 127 while the cleaning process is in progress. If those

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Unit 100 is used, only printing unit B is used, since vacuum suction is not necessary is.

Unit 101

The cleaning unit is different in the sense that that there are three rotating brushes in the vacuum chamber, which are larger and rectangular "These brushes are driven by a flexible shaft, which in turn is driven by the motor 3 * The motor end of the flexible shaft is connected to the motor shaft via a conventional flexible shaft coupling 43. The flexible shaft that is used is also more conventional Type and is therefore not described

The end of the flexible shaft for the unit is with the Coupled drive box, which is housed in the vacuum chamber and that by coupling to the extending Shaft of the son eok gear inside the drive box. The drive box consists of a worm gear, which drives a worm, which is in the main

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drive shaft attached is β two more vertical Shafts have non-sliding pulleys, and with the help of a belt, the shafts run with the same Speedο

These waves extend downward where bristle head f

lungs are attached o brushes, which are dependent the type of surface to be cleaned may have soft or hard fibers, bristles or wires, are three spray nozzles attached to these brush couplings are attached between the three brushes to apply a vapor solution to the surface of the material, the wall, the ceiling or the floor to be cleaned »This steam solution under high pressure lifts loose dirt, and the rotating brushes loosen trapped dirt, grease, etc. The condensate with all dirt becomes sucked into the vacuum hose so that the surface is left clean and practically dry «The amount of steam can be adjusted manually with the help of a steam control valve being controlled.

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Unit 102

This unit is of the same basic structure as unit 97 with the exception that it is larger, to clean large floor areas on which there is little obstruction from furniture, machines and the like o The functioning of the mechanism is as follows

When the mechanism and both parts of the vacuum unit A and both parts of the printing unit B are assembled _v and the cleaning unit 97 is connected via the vacuum hose 12 and the pressurized steam hose 17, the cable is connected to the socket 72 and to an electricity source Another cable between the vacuum unit A and the pressure unit B is connected to the pedestals 57 and 74. A supply of cleaning solution such as water with a suitable vaporizable cleaning agent dissolved in the water is poured into the liquid tank 49, the amount and type of solution used being determined by the type of cleaning work and the type of material to be cleaned. At this stage the valve 60 should be opened to allow liquid to flow into the primary pumps. If the deduction

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valve 39 of the vacuum chamber 10 is closed and the suction inlet and the bypass pressure release valve, if a steam generator is used _{f are brought} into the desired positions, the switch 71 is switched to energize the heating element 83 in the liquid tank 49 o When the water has the desired temperature reached, which is set by the temperature control 76, the switch 71 is moved to the second position. The current supply to the heating element 83 is interrupted and the electric motors 3 »56 and 59 are energized because the amount of electricity in the office, blocks, houses, hotels, restaurants and the like is limited β As soon as the motors 3, 56 and 59 are running at full speed *, the switch 71 is switched to position 3 «This turns the heating element 83 energized again without interrupting the power supply from motors 3, 56 and 59 «If Dam power generation is used, electrical current should be eliminated with switch 71 in this position.

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If the motors 3 »56 and 59 and possibly the Steam generator and heating element 83 work, reduced the vacuum blower 4 quickly increases the pressure inside the Valcuumkammer .28, creating a part of the vacuum in the suction line 12 is established · The size of the tapered passage -105 in the unit 98 is such that the flow of atmospheric air is limited below the capacity of the vacuum blower so that, if it were not for the vacuum release valve 43, the vacuum in the hose 12 would be greater than desirable * A suitable setting of the vacuum release valve 43 is so that the vacuum in the chamber about 8 pounds below the surrounding atmospheric druoke is »This vacuum can be achieved by adjusting the Yentiles 43 are increased or decreased in, Correspondence with the surface to be cleaned.

When the mechanism works like this and after a short Time to generate dry steam when used is allowed, the steam valve 18 is during open a sufficient length of time to allow the pressure Π freiaugetieii and »ufauwäxwen ·

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The mechanism is then ready for operations

The unit 98 is operated in successive cycles Pulled over the material to be cleaned in the direction of the tubular nozzle handle 1o3, while at the same time the steam control valve 18 is actuated if necessary in order to release the fan-like steam jet from to direct the spray head 1o8 into the material to be cleaned o The dirt from the material which is being cleaned is used together with the steam and the condensate of the cleaning liquid and the atmospheric air drawn by the material into the vacuum chamber 13 of the unit 98 and then through sucked the vacuum hose 12 and removed through the suction inlet tube 48. The high velocity steam is directed through the vacuum inlet pipe in the vacuum chamber and against the underside of the baffle 6 due the relatively large size of the interior of the vacuum chamber 1o and the fact that the baffle 6 and the Air in this tank due to at least partial radiation transmission to and conduction through the metal of the Chamber 1o and its baffle 6 is relatively cold, any remaining in this incoming beam condenses

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Steam off and spray drip cleaning solution bounce against and hang on the underside of the baffle 60

Due to the inclination to the horizontal and the special design of the baffle, the Liquid from these droplets and moves along the bottom of the baffle to the downward directed lower edge 41 and the opening between this edge and the vacuum chamber wall »

The liquid laden with dirt, which flows along the underside of the guide wall 6, sinks downwards along the drip flanges 42 to the lower edges from where it drips and to the bottom of the vacuum chamber falls «The collected condensate with all the dirt can be removed from the vacuum chamber at the desired intervals 1o can be removed by opening the trigger valve 39 *

The reduction in air pressure in the vacuum chamber above the baffle 6 caused by the suction of air caused by the axial tube, draws air from the vacuum chamber 1o below the guide wall 6 upwards,

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around the applied edge of the baffle and through the air passage and then through the ball valve cage 11 _o From there this air is drawn up through the axial tube 5 and the suction line 26 into the inlet side of the vacuum blower 4 From the outlet side of the vacuum blower 4 this air is drawn through the Damper 24 directed to the atmosphere

The invention provides a simple and highly effective mechanism for supplying steam under high or medium pressure and vacuum to a unit for the purpose of cleaning wallpaper, ceilings, upholstery, walls, ceilings, floors, furniture and other materials simple, compact, portable and relatively inexpensive to manufacture, while also very effective and cheap jsb in operation _o he ER- (

merely requires a source of suitable electrical power for its operation. The compactness and the two main sections and four sub-sections cause the invention to create an ideal unity, which are in private houses, offices, theaters, cinemas, lounges, hotels, public buildings, restaurants,

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Motor vehicles, airplanes, ships, etc. are used The invention also enables clean material to be moistened at a far lower cost and to dry it in a very short time »The removal of dirt from the cleaned material is also effective The various units 97 »98, 99 »100 and 102 can with a distance of up to approximately 23 m in each direction between the two sections The mechanism can be used by extending the vacuum and pressure hoses to the desired length will·

While a preferred embodiment of the present In the invention has been described, various changes and modifications are possible without differing to remove from the core of the invention »

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Claims (3)

Expectations 1.) Cleaning device, characterized by an automatic transportable, a vacuum generating Device, a self-powered portable, steam generating device, and by separate Cleaning devices with two chambers that are both connected to the device generating the vacuum, as well as to the device generating the steam can be * 2.) Cleaning device according to claim 1, characterized in that the device generating the vacuum an upper section containing a vacuum chamber with a collection chamber for the liquid comprises, and has a lower portion comprising a motor-driven vacuum pump, wherein the upper and lower sections are detachable from one another. 3.) cleaning device according to claim 1 or 2, 109823/1117 characterized in that the steam generating Device an upper part, the steam generating device and a liquid chamber and has a lower portion containing a pair of centrifugal pumps held in series for liquid conveyance included 4 ·) Cleaning device according to one of claims 1 to 3, characterized in that the vacuum chamber is separated from a liquid collection chamber by a baffle plate, with drip flanges extend into the plussiness collection chamber. 5 ·) Cleaning device according to claim 4, characterized characterized in that the vacuum chamber with the liquid ssammelkammer by a ball valve and Cage structure is in communication that the air flow into the vacuum chamber upon reaching a a predetermined liquid level in the liquid collection chamber prevented » 109823/1117 6o) cleaning device according to one of claims 2 to 5 »characterized in that a secondary pump of the pair of pumps has an outlet which is connected to an additional steam-generating chamber in Connection is, and that an air seal chamber is provided to maintain a constant pressure in to maintain the pressure line. 7 «) cleaning device according to one of claims 2 to 6, characterized in that the steam generating Chamber contains a dual capacity heater. 8 _e ) Cleaning device according to one of claims 1 to 7, characterized in that the cleaning device has a moisture-retaining cushion, which is supplied with steam and which is wrapped with a removable fox. 9 ·) Cleaning device according to a claim 1 bia 8, characterized in that the cleaning device comprises at least one rotating brush that extends over a flexible shaft from a motor is driving toar, which is in the one or 109823/1117 BAD original the other of the institutions mentioned is < 109823/1117 3S. Blank page