WO2009132017A2 - Nettoyeur de surface dure - Google Patents

Nettoyeur de surface dure Download PDF

Info

Publication number
WO2009132017A2
WO2009132017A2 PCT/US2009/041273 US2009041273W WO2009132017A2 WO 2009132017 A2 WO2009132017 A2 WO 2009132017A2 US 2009041273 W US2009041273 W US 2009041273W WO 2009132017 A2 WO2009132017 A2 WO 2009132017A2
Authority
WO
WIPO (PCT)
Prior art keywords
fluid
chamber
pressure
annular
cleaning chamber
Prior art date
Application number
PCT/US2009/041273
Other languages
English (en)
Other versions
WO2009132017A3 (fr
Inventor
Edward Richards
Original Assignee
Edward Richards
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Edward Richards filed Critical Edward Richards
Publication of WO2009132017A2 publication Critical patent/WO2009132017A2/fr
Publication of WO2009132017A3 publication Critical patent/WO2009132017A3/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/34—Machines for treating carpets in position by liquid, foam, or vapour, e.g. by steam
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4036—Parts or details of the surface treating tools
    • A47L11/4044—Vacuuming or pick-up tools; Squeegees
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408—Means for supplying cleaning or surface treating agents
    • A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices

Definitions

  • the present invention relates to high-pressured fluid cleaning systems for cleaning indoor and outdoor floor surfaces.
  • the present invention provides a novel and efficient cleaning device and system that contains only one tank and recycles the fluid recovered from the floor surface using a filter mechanism in order for the fluid to be reused.
  • the device includes a sponge, brush or squeegee having an abrasive surface for scrubbing the floor in combination with the distributed chemical or solution.
  • a sponge, brush or squeegee having an abrasive surface for scrubbing the floor in combination with the distributed chemical or solution.
  • the present invention beneficially eliminates the possibility of scratching or damaging the floor surface by cleaning the floor surface using pressurized fluid distribution to dislodge any dirt or debris.
  • the present invention is a portable and self-contained high-pressure fluid cleaning apparatus for use on a variety of surface floor coverings and in particular, on indoor and outdoor hard surface floor coverings that contain grooves and crevices that are ordinarily difficult to clean, such as tile, grout, epoxy and stained concrete.
  • the apparatus operates simultaneously as both a fluid pressure cleaning device and as a wet-dry vacuum such that dirt and debris is effectively dislodged from the floor surface and is simultaneously picked up along with the ejected cleaning fluid by the vacuum suction of the apparatus.
  • the dirty cleaning fluid that is removed from the floor surface can be recycled and reused thereafter such that only one fluid tank is needed for both operations of the apparatus.
  • the apparatus is comprised of a tank portion, a power portion and a cleaning head portion.
  • the tank portion is comprised of a tank that is positioned on a base wherein the tank's volume is partially filled with a suitable amount of cleaning fluid.
  • the cleaning fluid is introduced into the tank through an opening in the tank that may be closed and sealed.
  • the remaining volume of the tank contains air.
  • the tank portion has a closeable opening for adding or removing cleaning fluid. When closed, the tank portion is hermetically sealed in order that a negative pressure vacuum can be maintained inside the tank portion.
  • Located within the fluid-containing volume inside the tank are one or more cartridge-type filter elements of suitable particle size for adequately filtering the recycled cleaning fluid.
  • the power portion is preferably located below the tank and is comprised of a vacuum pump and a pressure pump.
  • Each pump may be powered by its own independent motor or both pumps may be powered from a mutual single motor.
  • the motors may be electric or gasoline powered.
  • the vacuum pump provides the suction that is needed to maintain the negative pressure in the air-filled portion or cavity of the sealed tank using a vacuum line that extends from the vacuum pump to the air- filled portion of the tank.
  • the exhaust air from the vacuum pump is routed through a pressurized air line to a pressurized air inlet on the cleaning head portion.
  • the pressure pump provides pressurized cleaning fluid to a jet nozzle that is located in the cleaning head portion and directs the cleaning fluid onto the floor surface at high velocity.
  • the cleaning fluid Prior to entering the pressure pump, the cleaning fluid is filtered through the filter element located in the tank portion.
  • the filtered cleaning fluid is fed into the pressure pump through a supply line that extends from the outlet side of the filter element in the fluid-containing volume of the tank to the pressure pump.
  • the pressure pump provides a flow of pressurized cleaning fluid to the water jet nozzle through a pressure line that extends from the pressure pump to the water jet nozzle.
  • the cleaning head portion of the apparatus which is optionally detachable, is comprised of a double-walled shroud having inner and outer walls and further includes the jet nozzle, an annular vacuum chamber, a pressurized air inlet and a vacuum port.
  • the inner wall of the shroud of the cleaning head portion defines an inner chamber in which the jet nozzle is located and which is fluidly connected to the pressurized air inlet.
  • the water jet nozzle is fed cleaning fluid by the pressure pump through the pressure line as described above. Simultaneously, pressurized air is provided to the inner chamber of the cleaning head through the pressurized air inlet which, as described above, is fed by the exhaust from the vacuum pump in the power portion.
  • the pressurized air provides dual benefits: (a) it creates an "air cushion” effect which facilitates displacement of the device over the surface being cleaned; and (b) it forces air and cleaning fluid to the periphery of the inner chamber where, as described below, it is ingested through the annular vacuum chamber and is returned to the tank portion.
  • the annular vacuum chamber is contained between the inner and outer walls of the cleaning head shroud and is fluidly connected to the vacuum port.
  • the annular vacuum chamber includes an inlet lip that is disposed peripherally around the inner cleaning chamber so that pressurized air and cleaning fluid exiting the inner chamber is ingested through the inlet lip and exits through the vacuum port.
  • the vacuum port is connected by a suction return line to the air-filled volume or cavity of the tank, which, as previously stated, generates suction through a negative pressure differential.
  • a skirt barrier may optionally be applied along the periphery of the outer wall of the cleaning head shroud such that it contacts the floor surface and prevents the cleaning head portion from contacting the floor.
  • the skirt barrier may also serve as a physical barrier to prevent cleaning fluid and pressurized air from leaking outside the cleaning head, thus improving the integrity of the air cushion generated by the pressurized air and simultaneously preventing dirt and cleaning fluid from escaping before being vacuumed into to the tank portion.
  • the skirt may be formed from a material that is suitable for wiping the floor surface in order to further aid in dislodging dirt and debris from the floor surface.
  • annular pressure chamber may be provided which envelops the annular vacuum chamber and provides a curtain of pressurized air through a lip disposed peripherally around the lip of the annular vacuum chamber.
  • the pressurized air curtain provides additional lift further facilitating displacement of the cleaner and also provides a further barrier to prevent cleaning fluid and pressurized air from escaping before being vacuumed into the tank portion.
  • the pressurized air curtain also facilitates the drying of the surface immediately after it has been cleaned.
  • the air in the annular pressure chamber may optionally be heated to further facilitate drying.
  • two or more wheels may be incorporated into the base of the apparatus.
  • the apparatus is powered through a switch, or a series of switches, that sequentially energizes the vacuum and pressure pumps.
  • the vacuum and pressure pumps are fully primed.
  • Cleaning fluid from the tank is then drawn by the pressure pump through the one or more filter elements and down through the supply line and into the pressure pump.
  • the cleaning fluid is ejected at high pressure by the pressure pump through the jet nozzle in the inner chamber of the cleaning head portion and is forcibly directed downwards onto the floor surface thereby dislodging any dirt and other debris on the floor surface.
  • pressurized air is fed into the inner chamber of the cleaning head.
  • the force of the ejected fluid combined with the pressurized air provides buoyancy to allow the entire apparatus to be easily displaced on the surface being cleaned.
  • the dirty fluid is drawn through the filter element(s) by gravitational force and by the pressure pump thus removing the dirt and debris contained in the fluid.
  • the fluid can then be recycled and re -used for cleaning.
  • the apparatus may optionally be equipped with controls that can adjust the pressure differential between the inner chamber of the cleaning portion and the annular vacuum chamber. Depending on the physical characteristics of floor surface that is being cleaned, the operator of the apparatus may vary said pressure differential to optimize the cleaning force, buoyancy and vacuuming force.
  • FIG. 1 is a side view of an exemplary embodiment of the present invention.
  • FIG. 2 is a fluid flow diagram of an apparatus in accord with the present invention.
  • FIG. 3 is a cross-sectional view of the cleaning head portion of the apparatus of FIG. 1.
  • FIG. 4 is a bottom elevational view of the cleaning head portion of the apparatus of FIG. 1.
  • FIG. 5 is a cross-sectional view of an alternative embodiment of the cleaning head portion of the apparatus of FIG. 1.
  • FIG. 6 is a bottom elevational view of an alternative embodiment of the cleaning head portion of the apparatus of FIG. 1.
  • the present invention is a portable, self-contained hard surface floor cleaning apparatus 1 that operates simultaneously as a water pressure cleaning device and a wet-dry vacuum.
  • the apparatus is suitable for use in both indoor and outdoor spaces on a variety of hard surface floor coverings such as tile, grout, epoxy and stained concrete.
  • the apparatus is comprised of a tank portion 2, a power portion 3 and a cleaning head portion 4 that may optionally be detachable.
  • FIG. 1 depicts an embodiment of the present invention.
  • the tank portion 2 is comprised of a tank 5 that is preferably positioned upright above the power portion 3 wherein the tank's volume is partially filled with a suitable cleaning fluid 6 that is fed through a supply line 9 to the power portion 3 of the apparatus. Both the tank portion 2 and the power portion 3 are positioned upright on a base 22.
  • the tank 5 is cylindrical in shape and may be made from a durable, molded plastic or other suitable material.
  • the tank 5 may be removable for cleaning or to simplify fluid or filter servicing.
  • the tank 5 may be made wholly or partially transparent in order that the volume level and cleanliness of the contained cleaning fluid 6 may be monitored by the user.
  • the supply line 9 is preferably made from molded rigid conduit but any other suitable material is acceptable.
  • the cleaning fluid 6 may be any solvent, such as water, and may optionally include detergent additives and/or anti-foaming agents.
  • the remaining volume of the tank contains air 12 to allow a negative pressure to be maintained in the tank portion 2.
  • the tank portion 2 includes an opening 30 for adding or removing cleaning fluid 6, said opening 30 being closeable an providing a hermetic seal upon closing.
  • a hinged door 7, or other suitable mechanism, such as, for example, a screw-cap may be provided.
  • Located within the fluid-containing volume inside the tank 5 are one or more cartridge-type filter elements 8 which are removable for cleaning and replacement.
  • the filter element (or elements) 8 should be of suitable particle size such that it adequately filters the recycled cleaning fluid and provides sufficient fluid flow to the power portion 3 as described more fully below.
  • the power portion 3 is preferably located below the tank 5 and above base 22.
  • the power portion 3 is comprised of a vacuum pump 10 and a pressure pump 11.
  • Each pump may be powered by its own independent motor or both pumps may be powered from a single motor.
  • the motors may be electric or gasoline powered and a power cord 23 may be provided for connecting the apparatus to an electrical power source.
  • the motors may be set to different speeds and/or pressures through the use of switching mechanisms known in the art.
  • one or more safety mechanisms known in the art such as a "dead man's switch", be employed in order that the motor(s) and/or the pumps are automatically turned off for protection of their components.
  • a mercury switch may also be employed to shut off the apparatus in the event it has tipped over.
  • the vacuum pump 10 provides the suction that is needed to maintain a negative pressure in the air cavity 12 of the tank 5 through a vacuum line 13 that extends from the vacuum pump 10 into the air cavity 12 of the tank 5.
  • the type and speed of the vacuum pump 10 are dependent upon the amount of pressure that is needed to maintain a negative pressure in the tank 5 and the amount of suction needed in the cleaning head portion 4.
  • the vacuum pump 10 is capable of creating a static pressure of 50-115 psi and an air flow of 80-180 cfm.
  • the vacuum line 13 is preferably made from molded rigid conduit but any other suitable material is acceptable.
  • exhaust air from vacuum pump 10 is routed through a pressurized air line 31 to a pressurized air inlet 32 on the cleaning head portion 4.
  • This pressurized air provides positive air pressure trough one or more cleaning chamber air inlets 28 within the inner cleaning chamber 33 of the cleaning head portion 4 which lifts the apparatus and facilitates its displacement during operation.
  • exhaust air may also optionally be routed through pressurized air line 31 to and pressurized air inlet 32 to an annular pressure chamber with an exit lip that provides additional buoyancy and also provides a barrier to prevent cleaning fluid and pressurized air from escaping before being vacuumed.
  • the pressure pump 11 is fed by the filtered cleaning fluid 6 from inside the tank 5 through the supply line 9 that extends between the tank 5 and the pressure pump 11.
  • the pressure pump 11 provides a flow of pressurized cleaning fluid 6 to a jet nozzle 15 within the detachable cleaning head portion 4 through a pressure line 16. (See FIG. 2).
  • the type and speed of the pressure pump 11 is dependent upon the amount of pressure needed to draw the cleaning fluid 6 from the tank 5 and the force at which the cleaning fluid 6 must exit the jet nozzle 15 in the cleaning head portion 4.
  • the pressure pump 11 is capable of creating a pressure of between 1,400 psi and 2,000 psi.
  • the pressure line 16 is preferably made from flexible reinforced conduit but any other suitable material is acceptable.
  • the cleaning head portion 4 is comprised of a double-walled shroud 24 wherein an annular vacuum chamber 25 is defined between the inner and outer walls (26 and 27 respectively) of the shroud 24.
  • the inner wall 26 of the shroud 24 defines an inner cleaning chamber 33 within the cleaning head portion 4.
  • the cleaning head portion 4 is further comprised of a jet nozzle 15, a pressurized air inlet 32 and a vacuum port 17.
  • the jet nozzle 15 is located within the inner cleaning chamber 33 and may optionally be attached to an arm 14 that rotates at high velocity in response to the flow of the pressurized cleaning fluid 6. In alternate embodiments of the present invention, more than one jet nozzle 15 and arm 14 may be employed. As described above, the jet nozzle 15 is fed by the pressure pump 11 via pressure line 16.
  • the vacuum port 17 is positioned on the cleaning head portion 4 and is in fluid communication with the annular vacuum chamber 25. Connected to the vacuum port 17 is a suction line 18 that returns "dirty" fluid to the air-filled cavity 12 of the tank 5.
  • the suction line 18 is preferably made from molded rigid conduit but other suitable materials are acceptable.
  • the annular vacuum chamber includes an inlet lip 35 that is disposed peripherally around the inner cleaning chamber 33 so that pressurized air and cleaning fluid exiting the inner cleaning chamber 33 is ingested through the inlet lip 35 and exits through the vacuum port 17.
  • the vacuum port is connected by suction return line 18 to the air-filled cavity 12 of the tank 5.
  • pressurized air exhausted from the vacuum pump 10 is fed into the inner cleaning chamber 33 by means of one or more cleaning chamber air inlets 28 through pressurized air inlet 32 and pressurized air line 31.
  • the pressurized air creates a positive air pressure differential within the inner cleaning chamber 33 that lifts the cleaner 1 and counteracts the suction force that is created by the vacuum pump 10 at the inlet lip 35 thereby giving the apparatus 1 buoyancy off the floor surface in order that the cleaning head portion 4 moves easily and smoothly across the floor surface.
  • the pressurized air also forces cleaning fluid 6 to be displaced to the periphery of the inner cleaning chamber 33 where it is ingested into the annular vacuum chamber 25 through the inlet lip 35 from where it is returned to the tank 5.
  • a skirt 21 or other type of barrier may be applied to the periphery of the cleaning head portion 4 just outside the inlet lip 35 such that it contacts the floor surface.
  • the skirt 21 acts as a spacer creating a gap between the cleaning head portion 4 and the floor surface in order to prevent the cleaning head portion 4 from coming into direct contact with, and potentially damaging, the floor surface.
  • the skirt 21 also acts as a barrier to prevent cleaning fluid and debris to escape from being vacuumed.
  • the skirt 21 may be formed from a material that is suitable for wiping the floor surface in order to further aid in dislodging dirt and debris from the floor surface.
  • the skirt 21 may consist of broom bristles, or other suitable materials.
  • the apparatus 1 may include one or more 6" inch rear wheels and one or more 1.5" inch front caster wheels.
  • the wheels may be manually rolled over the floor surface using a handle 20.
  • the wheels 19 can be powered or power-assisted.
  • the present invention functions simultaneously as a water pressure cleaning device and a wet-dry vacuum. With respect to the water pressure cleaning function, the tank 5 is initially partially filled with a suitable amount of cleaning fluid 6 via the hinged door 7 or another opening in the tank that may be closed and sealed.
  • the apparatus is powered into an ON position preferably by both an electric switch (not shown) that is associated with the vacuum pump 10 and a pressure sensor (not shown) that is associated with the pressure pump 11.
  • an electric switch not shown
  • a pressure sensor not shown
  • the cleaning fluid 6 in the tank 5 is drawn by the pressure pump 11 through the filter element 8 and down through the supply line 9 into the pressure pump 11.
  • the cleaning fluid is then ejected at a high pressure by the pressure pump 11 through the jet nozzle 15 inside the inner cleaning chamber 33 in the cleaning head portion 4 and is forcibly directed downwards onto the floor surface thereby dislodging any dirt and debris that is on the floor.
  • the jet nozzle 15 can optionally rotate at a high rate of speed as it ejects fluid. The rotation of the jet nozzle 15 can be generated naturally in reaction to the fluid's exit through the nozzle, or through alternate means such as through the use of a small motor (not shown).
  • the inlet lip 35 moves directly above the freshly ejected cleaning fluid and the dislodged dirt and debris such that the fluid, dirt and debris is ingested into the annular vacuum chamber 25 and through the suction line 18 into the vacuum air-filled cavity 12 of the tank 5.
  • pressurized air generated by the exhaust from the vacuum pump 10 is fed into the inner cleaning chamber which generates positive pressure within the inner cleaning chamber 33 and aids in forcing the fluid, dirt and debris into the annular vacuum chamber 25.
  • gravity and suction from the pressure pump 11 causes the used cleaning fluid 6 entering the tank 5 to flow through the one or more filter elements 8 prior to the fluid being recycled into the pressure pump 11.
  • the pressurized air emanating from the vacuum pump's 10 exhaust will be, in most types of pneumatic pumps, at a warmer temperature than ambient air, which further assist in drying of the freshly cleaned floor.
  • the exhaust air may be additionally heated through the use of an electric radiator or through other methods known in the art.
  • the shroud 24 may contain a third external wall 37 which creates an additional annular pressure chamber 38 that surrounds the annular vacuum chamber 25.
  • the annular pressure chamber 38 has an exit lip 39 peripherally situated around the inlet lip 35 of the vacuum annular chamber 25.
  • the annular pressure chamber 38 is in fluid communication with pressurized air inlet 32 so that, like the inner cleaning chamber 33, it receives pressurized air from the exhaust of the vacuum pump 10.
  • the pressurized air enters the annular pressure chamber 38 through the pressurized air inlet 32 and exits through the exit lip 39 creating an air curtain that supplements or replaces the function of the skirt 21 and provides additional lift to facilitate displacement of the cleaner.
  • This optimal pressure differential can be achieved through controls that regulate the amount of vacuum and pressure generated through the vacuum pump 10 and pressure pump 11.
  • the pressure differential can, in some embodiments, be manually adjusted by the operator to suit different types of floor surfaces and to different preferences regarding the facility with which the cleaner should be displaced along the floor. In other embodiments, there may be one or more preselected settings that adjust the pressure differential to a set of "factory settings" determined to be suitable to a variety of floor types.
  • the pressurized air that is fed to the pressurized air inlet 32 may originate from an auxiliary air pump (not shown) rather than from the exhaust of the vacuum pump 10.

Abstract

L’invention concerne un nettoyeur de surface, comprenant un réservoir comprenant une partie remplie de fluide et une partie remplie d’air; une pompe à vide; une pompe hydraulique; une tête de nettoyage comprenant une chambre de nettoyage et une chambre à vide, la chambre de nettoyage formant une cavité délimitée par une surface devant être nettoyée, la chambre à vide comprenant une lèvre d’entrée à la périphérie de la chambre de nettoyage; et des buses d’éjection montées à l’intérieur de la chambre de nettoyage. La pompe hydraulique attire le fluide du réservoir et l’éjecte dans la chambre de nettoyage via les buses. La pompe à vide maintient une pression faible dans la partie remplie d’air du réservoir et une pression élevée dans la chambre de nettoyage. La lèvre d’entrée est en communication fluidique avec la partie remplie d’air de la partie de réservoir, et le fluide éjecté dans la chambre de nettoyage est attiré dans la lèvre d'entrée et renvoyé vers le réservoir.
PCT/US2009/041273 2008-04-21 2009-04-21 Nettoyeur de surface dure WO2009132017A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4662108P 2008-04-21 2008-04-21
US61/046,621 2008-04-21

Publications (2)

Publication Number Publication Date
WO2009132017A2 true WO2009132017A2 (fr) 2009-10-29
WO2009132017A3 WO2009132017A3 (fr) 2010-01-14

Family

ID=41199866

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2009/041273 WO2009132017A2 (fr) 2008-04-21 2009-04-21 Nettoyeur de surface dure

Country Status (2)

Country Link
US (1) US20090260177A1 (fr)
WO (1) WO2009132017A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE535021C2 (sv) * 2010-06-23 2012-03-13 Qleeno Ab Anordning vid golvstädmaskin
KR101672203B1 (ko) 2015-08-12 2016-11-04 엘지전자 주식회사 청소기 및 그 제어방법
US10959592B2 (en) 2016-03-10 2021-03-30 Kaivac, Inc. Portable liquid-recycling liquid-reusing cleaning system for hard surface flooring
US11317777B1 (en) 2016-03-10 2022-05-03 Kaivac, Inc. Method of cleaning hard surface flooring with portable liquid-recycling liquid-reusing cleaning system
CN112384116B (zh) 2018-08-27 2023-05-05 创科地板护理技术有限公司 地面清洁器
CN110448243B (zh) * 2019-08-07 2020-12-04 安克创新科技股份有限公司 尘盒组件和自移动清洁装置
WO2021127131A1 (fr) 2019-12-19 2021-06-24 Techtronic Cordless Gp Dispositif de nettoyage de sol
US11737634B1 (en) 2020-06-15 2023-08-29 Richard G. Gele Grout and surface cleaning apparatus
EP4324374A1 (fr) * 2022-08-17 2024-02-21 BSH Hausgeräte GmbH Aspirateur portatif

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962745A (en) * 1974-11-21 1976-06-15 Sydney Wellington Collier Wall rug cleaning machine
US4466155A (en) * 1982-11-22 1984-08-21 Grave Dale L Recycling cleaning apparatus
US5711051A (en) * 1996-04-01 1998-01-27 Professional Chemicals Corporation Hard surface cleaning appliance
US6381801B1 (en) * 2000-05-10 2002-05-07 Clean Up America, Inc. Self-propelled brushless surface cleaner with reclamation
US20030097727A1 (en) * 1998-03-16 2003-05-29 Keller Kris D. Heated vacuum carpet cleaning and drying apparatus

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US185113A (en) * 1876-12-05 Improvement in spring bed-bottoms
US125935A (en) * 1872-04-23 Improvement in cart-body catches
US2237830A (en) * 1936-05-21 1941-04-08 Walter C Jerome Floor cleaner
US2220224A (en) * 1936-12-19 1940-11-05 Faber Ernst Machine for operating on floors
US3075227A (en) * 1960-04-14 1963-01-29 Romald E Bowles Vacuum cleaner
CH497167A (fr) * 1968-10-09 1970-10-15 Salzmann Alfred Appareil pour le nettoyage des sols
US3591889A (en) * 1969-08-29 1971-07-13 John A Wisher Mobile wall-, ceiling-, and floor-washing apparatus
US3624668A (en) * 1970-07-23 1971-11-30 Helmuth W Krause Rug cleaning and rinsing device
US3686707A (en) * 1970-08-13 1972-08-29 Chem Specialties Mfg Corp Foam extractor for rotary scrubber
US3719966A (en) * 1970-12-09 1973-03-13 Contract Cleaning Co Pty Ltd Combined floor-polisher and suction cleaner
US3829019A (en) * 1972-02-02 1974-08-13 Chaska Chem Co Inc Spinner assembly
US3813726A (en) * 1972-08-04 1974-06-04 Cons Foods Corp Vacuum cleaner suction tool with pile agitator rotatable in a horizontal plane for cleaning deep pile shag rugs
FR2262951B2 (fr) * 1974-03-08 1979-07-20 Tissier Jacques
US3919729A (en) * 1974-08-01 1975-11-18 Servicemaster Ind Method for cleaning carpets
US3996640A (en) * 1974-10-15 1976-12-14 Blue Maurice R Filtering mechanism
US4037290A (en) * 1974-10-29 1977-07-26 Enviro-Blast International Vacuum cleaning device
US3959844A (en) * 1975-02-05 1976-06-01 Chemko Industries, Inc. Carpet soil extractor
US4107816A (en) * 1976-12-22 1978-08-22 Babcock Kina Limited Cleaning heads
US4103519A (en) * 1977-03-18 1978-08-01 Byron W. Boyd Apparatus for ultrasonic cleaning of carpet, upholstery, and similar materials
US4250592A (en) * 1979-09-07 1981-02-17 Emrick Donald G Vacuum cleaner
US4264999A (en) * 1979-10-30 1981-05-05 Monson Clifford L Rotary flooring surface treating device
US4441229A (en) * 1981-04-06 1984-04-10 Monson Clifford L Rotary cleaner-polisher
NZ209805A (en) * 1983-10-22 1986-11-12 Philip Dudley Gardner Machine for removing liquid from ground surface;fan blows liquid into tray inside machine
US4788738A (en) * 1985-07-17 1988-12-06 Monson Clifford L Compact self-contained hand held extraction cleaner
US4642842A (en) * 1985-10-22 1987-02-17 Chemical Specialities Manufacturing Corporation Rotary scrubber with inwardly retractable foam extractor ring mount
US4654925A (en) * 1986-04-28 1987-04-07 Grave Dale L Nozzle structure for a surface covering cleaning machine
GB2221630B (en) * 1988-08-11 1992-02-12 Paul Hammelmann Nozzle head
SE461700B (sv) * 1988-08-15 1990-03-19 Ovidiu Tanasescu Anordning foer vaatrengoering av golv
US5228623A (en) * 1989-05-31 1993-07-20 Chidambaram Raghavan Airport runway cleaning method and apparatus
EP0430415B1 (fr) * 1989-12-01 1994-02-23 William Hendrick Williams Aspirateur de fluides et/ou solides
SE470302B (sv) * 1991-03-21 1994-01-17 Tanasescu Ovidiu Vattensugsanordning för skurmaskiner
US5309600A (en) * 1993-02-12 1994-05-10 Bissell Inc. Vacuum cleaner with a detachable vacuum module
US5500976A (en) * 1993-09-08 1996-03-26 Cyclone Surface Cleaning, Inc. Mobile cyclonic power wash system with water reclamation and rotary union
US6514354B2 (en) * 1993-09-08 2003-02-04 Cyclone Surface Cleaning, Inc. Surface cleaner and retrieval unit
US5826298A (en) * 1993-09-08 1998-10-27 Cyclone Surface Cleaning Inc. Surface cleaner, sprayer and retrieval unit
DK119093A (da) * 1993-10-22 1995-04-23 Joergen Sjoegreen Universalstøvsuger
US5553347A (en) * 1994-04-19 1996-09-10 Matsushita Electric Industrial Co., Ltd. Upright vacuum cleaner
US5599401A (en) * 1994-08-04 1997-02-04 Jancar Industries, Inc. Portable, hand-held, self-contained multi-surface, hydro-cleaning apparatus
US5589080A (en) * 1995-04-04 1996-12-31 Cfr Corporation Liquid recycling system with moving concentrated counterflow for filter clearance
US6012645A (en) * 1995-07-17 2000-01-11 Chaska Chemical Company Floor cleaning machine
US5706549A (en) * 1996-06-25 1998-01-13 Advance Machine Company Rotary disc floor cleaning apparatus
DE19651693C2 (de) * 1996-12-12 1999-09-30 Dornier Tech Gmbh & Co Automatische Scheibenreinigungsanlage
US5946769A (en) * 1997-01-13 1999-09-07 Sprinkle; Richard Self-contained, closed-loop, hard surface and carpet cleaning apparatus
US5970574A (en) * 1997-04-24 1999-10-26 Hydrochem Industrial Services, Inc. Apparatus and method for cleaning surfaces by removing and containing waste
US5991968A (en) * 1997-07-11 1999-11-30 Moll; Frank J. High pressure cleaning and removal system
US6216312B1 (en) * 1998-04-21 2001-04-17 Aussie Red Equipment Pty. Ltd. Cleaning apparatus
US6189177B1 (en) * 1998-11-17 2001-02-20 Nlb Corp Rotating fluid jet cleaning system for vertical walls
US6957472B2 (en) * 1999-05-21 2005-10-25 Vortex Hc, Llc Cannister and upright vortex vacuum cleaners
US6517640B2 (en) * 2000-05-15 2003-02-11 David Deng Vacuum cleaner apparatus and return system for use with the same
US6370728B1 (en) * 2000-07-27 2002-04-16 George M. Burns Cleaning appliance
US6560817B2 (en) * 2000-09-07 2003-05-13 Lenard Deiterman Floor cleaning system
US6497001B2 (en) * 2001-01-12 2002-12-24 Royal Appliance Mfg. Co. Hand-held vacuum cleaner with a detachable head
US6725500B2 (en) * 2001-05-03 2004-04-27 Vortex, L.L.C. Air recirculating surface cleaning device
DE60237601D1 (de) * 2001-05-31 2010-10-21 Tennant Co Vorrichtung zur oberflächenreinigung
US7240394B2 (en) * 2003-12-06 2007-07-10 The Hoover Company Cleaning machine for cleaning a surface
WO2007030625A2 (fr) * 2005-09-07 2007-03-15 Pearl Technologies, L.L.C. Outil pneumatique de nettoyage de surface dure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962745A (en) * 1974-11-21 1976-06-15 Sydney Wellington Collier Wall rug cleaning machine
US4466155A (en) * 1982-11-22 1984-08-21 Grave Dale L Recycling cleaning apparatus
US5711051A (en) * 1996-04-01 1998-01-27 Professional Chemicals Corporation Hard surface cleaning appliance
US20030097727A1 (en) * 1998-03-16 2003-05-29 Keller Kris D. Heated vacuum carpet cleaning and drying apparatus
US6381801B1 (en) * 2000-05-10 2002-05-07 Clean Up America, Inc. Self-propelled brushless surface cleaner with reclamation

Also Published As

Publication number Publication date
WO2009132017A3 (fr) 2010-01-14
US20090260177A1 (en) 2009-10-22

Similar Documents

Publication Publication Date Title
US20090260177A1 (en) Hard surface cleaner
CN209463915U (zh) 表面清洁设备
CN109805832B (zh) 污液回收组件以及表面清洁设备
JP4046347B2 (ja) 携帯・可搬型真空掃除機
KR920004231B1 (ko) 건식진공청소기를 습식으로 전환하여 사용하기 위한 진공청소기용 부대장치
JP3484188B1 (ja) 蒸気噴射式クリーニング装置
US20060236494A1 (en) Hard and soft floor surface cleaner
US6598262B2 (en) High pressure printing press cleaner
JP2004141845A (ja) 流体噴射回収装置
WO2007063452A2 (fr) Systeme de nettoyage par recyclage
CN109528074B (zh) 表面清洁基座
CN210643937U (zh) 立式蒸汽清洁设备
KR100761762B1 (ko) 로봇청소기
US7703171B2 (en) Complex type cleaner
KR100619754B1 (ko) 건습식 복합형 업라이트 청소기
JP2004351191A (ja) 蒸気噴射式クリーニング装置
KR100697080B1 (ko) 습,건식 겸용 업라이트 청소기
CN111405863B (zh) 一种擦地机器人及其清洁方法
KR200381912Y1 (ko) 로봇청소기
CN113925404B (zh) 清洁底座以及表面清洗装置
CN216797557U (zh) 清洁设备
EP4059398A1 (fr) Apport en liquide à au moins une roue d'une tête d'aspiration
EP4059399A1 (fr) Fourniture de liquide à au moins une zone d'une surface à nettoyer
KR100677257B1 (ko) 건습식 복합형 업라이트 청소기
KR100556815B1 (ko) 물청소기의 내부 건조장치

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09734681

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 09734681

Country of ref document: EP

Kind code of ref document: A2