Nozzles Patents (Class 15/322)
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Patent number: 12193622Abstract: A surface cleaning apparatus includes an upright body and a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: June 21, 2023Date of Patent: January 14, 2025Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 12096905Abstract: A spot cleaner apparatus may have a clean fluid tank configured for holding a cleaning fluid. A dirty fluid tank may include an integrated liquid/air separator. A cleaning head may be fluidly coupled to the clean fluid tank, the cleaning head including one or more vacuum inlets and a fluid-nebulizing orifice configured to dispense the cleaning fluid in a mist-like fashion. A pump assembly may fluidly couple the clean fluid tank to the cleaning head. A fluid heater heats the cleaning fluid at or between the clean fluid tank and the fluid-nebulizing orifice. A vacuum assembly configured for drawing a vacuum airflow from one or more vacuum inlets in the cleaning head through the integrated liquid/air separator in the dirty fluid tank.Type: GrantFiled: March 17, 2022Date of Patent: September 24, 2024Assignee: DUPRAY VENTURES INC.Inventors: Brent Gray, Michel Morand
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Patent number: 12059108Abstract: A cleaning device includes a handle and a cleaning head which is movable on a surface to be cleaned. The cleaning head has at least one rotatable cleaning roller and a first lip element arranged adjacent to a first suction gutter which can be subjected to negative pressure by a suction pump, and the cleaning head has a second lip element arranged adjacent to a second suction gutter which can be subjected to negative pressure by the suction pump. The first and second lip elements may each be movable, and the handle may be pivoted to move the lip elements.Type: GrantFiled: October 5, 2021Date of Patent: August 13, 2024Assignee: VERMOP Salmon GmbHInventors: Matthias Knöpfle, Frank Rücker
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Patent number: 12048401Abstract: A cleaning device comprises a surface interaction layer (ML), a cleaning fluid supply (CFF) provided with a cleaning fluid channel (CFC) at the surface interaction layer (ML) for supplying a cleaning fluid to a surface (F) through the surface interaction layer (ML) being in contact with the surface (F), and a dirty fluid drain (DFD) having a dirty fluid channel (DFC) at the surface interaction layer (ML) for draining, by means of underpressure, dirty water from the surface (F) through the surface interaction layer (ML) being in contact with the surface (F).Type: GrantFiled: February 12, 2018Date of Patent: July 30, 2024Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Bastiaan Johannes De Wit, Matthijs Hendrikus Lubbers, Pieter Kingma
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Patent number: 12029365Abstract: Hot cleaning device for surfaces suitable to keep the cleaning cloth automatically well soaked and in particular provided with one or more sensors for moisture detection, which detect the quantity of water/moisture on the cleaning cloth, in order to automatically convey a suitable water quantity onto the cleaning cloth for ideal cleaning.Type: GrantFiled: March 22, 2019Date of Patent: July 9, 2024Inventor: Pier Antonio Milanese
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Patent number: 11958084Abstract: A cleaning device, and method of using the same, for cleaning a probe. The device includes a body defining an inner chamber. An air intake is connected to at least one air channel through the body, the at least one air channel configured to allow air from the air intake to flow into the inner chamber and towards the inner chamber. A liquid intake is connected to at least one liquid channel through the body, the at least one liquid channel configured to allow liquid from the liquid intake to flow into the inner chamber.Type: GrantFiled: July 30, 2021Date of Patent: April 16, 2024Assignee: INSTRUMENTATION LABORATORY COMPANYInventors: Jo-Ann Loh, Joshua Shreve, Chison Liu
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Patent number: 11910977Abstract: A surface cleaning apparatus adapted for wet cleaning includes a heated fluid delivery system having a dual-phase distributor that dispenses heated liquid and steam vapor. The dual-phase distributor can include a phase separator that separates a vapor phase of a heated fluid from a liquid phase of the heated fluid, a heated liquid outlet, and a steam vapor outlet. The apparatus can further include a liquid delivery system, and/or a recovery system.Type: GrantFiled: January 10, 2023Date of Patent: February 27, 2024Assignee: BISSELL Inc.Inventors: Mitchell J. DeJonge, Ryan J. Alt, Steve M. Johnson
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Patent number: 11903366Abstract: A leash vacuum apparatus for walking a pet and cleaning up the pet's solid waste. The leash vacuum apparatus comprises a leash component, a vacuum component, and a tubing component. The leash component is configured to function as a retractable pet leash capable of restraining the pet. The vacuum component is integrated with the leash component in a housing with a handle. The vacuum component is configured to draw the pet waste into a reservoir in the housing via suction though the tubing component. A disposable solid waste bag is insertable into the reservoir to contain the waste. The tubing component is extendable for picking up the waste and retractable when not needed.Type: GrantFiled: July 27, 2021Date of Patent: February 20, 2024Inventor: Floy Fenelon
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Patent number: 11882972Abstract: A fluid delivery system for a surface cleaning apparatus includes a fluid container configured for storing a fluid, a fluid distributor configured for delivering the fluid to a surface to be cleaned, and a flow controller configured for controlling a flow of the fluid from the fluid container to the fluid distributor. The flow controller includes an adjustable valve and is configured for operating in a first mode of operation that supplies the fluid to the fluid distributor at a first volumetric flow rate; a second mode of operation that supplies the fluid to the fluid distributor at a second volumetric flow rate that is lower than the first volumetric flow rate; and a third mode of operation that supplies the fluid to the fluid distributor at a third volumetric flow rate that is lower than the second volumetric flow rate.Type: GrantFiled: October 31, 2022Date of Patent: January 30, 2024Assignee: BISSELL Inc.Inventors: YunMing Huang, JianPing Ran, JingShan Wang
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Patent number: 11871892Abstract: A surface cleaning apparatus includes an upright body and a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: September 7, 2023Date of Patent: January 16, 2024Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 11844479Abstract: A device for hot cleaning of various types of surfaces, such as floors, tiled wall, large windows, mirrors, large household appliances, etc. The device includes a core body, including a steam generator and dispenser, suitable to generate steam under pressure and at high temperature, a metal heating plate with an heating element, a metal heated lower base to support and heat a cleaning cloth, a first valve, such as for example a solenoid valve, a second valve, such as for example a solenoid valve, a series of nozzles, a series of steam dispensers, and provided at the top with an articulated joint, a long hollow stiff thermally insulated element, such as a cylindrical tube, an ergonomic control and command system hollow along the length, and a hose.Type: GrantFiled: October 11, 2019Date of Patent: December 19, 2023Inventor: Pier Antonio Milanese
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Patent number: 11793383Abstract: An awning cleaning tool for cleaning awnings and other structures employing awning-like material. In one implementation, the awning cleaning tool includes a cleaning head unit having a squeegee-like leak guard, one or more powered brushes, a row of water-detergent applicator nozzles, and an elongated extraction port. The awning cleaning tool also includes an elongated extension and a control handle. During cleaning, a water-detergent mixture is sprayed via the nozzles onto the top surface of the awning and the powered brushes work the water-detergent mixture into the material of the awning to dislodge the dirt and debris. The used water-detergent mixture, dirt and debris are extracted via the extraction port. Any excess water-detergent mixture is captured by the leak guard so that it does not run down and off the awning.Type: GrantFiled: July 2, 2020Date of Patent: October 24, 2023Inventor: Daniel L. Pampel
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Patent number: 11759080Abstract: A machine for cleaning surfaces comprises a main body and a handle portion configured to move the main body along a determined advancing direction. The main body is equipped with a cleaning brush positioned adjacent to the surface to be cleaned, and a first and a second squeegee element positioned at opposite sides of the cleaning brush. The main body provides, furthermore, a first and a second suction mouth positioned at the first and the second squeegee element, respectively, connected to a suction device by a suction circuit. This comprises a deviation device configured to alternately and selectively pneumatically connect the first suction mouth, or the second suction mouth and the suction device, and to pneumatically disconnect, instead, the other suction mouth.Type: GrantFiled: January 30, 2019Date of Patent: September 19, 2023Assignee: IP CLEANING S.R.L.Inventor: Giulio Vernazza
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Patent number: 11737634Abstract: A cleaning apparatus for cleaning grout in tile floors and other surfaces has a proximal end (1) connected to a vacuum source (11) and a high pressure water source (12) activated by a trigger mechanism (13) connected by conduits (6, 8) to a distal end (2) having a cleaning head (7) with nozzle (18) and brush barriers (21, 22) to retain water for conveying by vacuum to the vacuum source.Type: GrantFiled: June 15, 2020Date of Patent: August 29, 2023Inventor: Richard G. Gele
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Patent number: 11737629Abstract: The present disclosure provides a surface cleaning apparatus that includes a housing including a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: June 14, 2021Date of Patent: August 29, 2023Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 11730331Abstract: A sweeper/scrubber assembly may be used to clean a floor surface without dry sweeping or mopping solid debris from the floor surface before conveying the sweeper/scrubber assembly over the floor surface. In some examples, the sweeper/scrubber assembly includes at least two counter-rotating brushes, a cleaning fluid dispensing system, a vacuum squeegee, and a solid debris collection reservoir. The cleaning fluid dispensing system can dispense cleaning fluid on the floor being cleaning and or one or both brushes. The vacuum squeegee can be positioned against a face of one of the brushes and can apply a vacuum suction force to the face of the brush. The solid debris collection reservoir can be a space not exposed to a vacuum force that collects solid debris thrown by the rotating brushes.Type: GrantFiled: December 20, 2019Date of Patent: August 22, 2023Assignee: Tennant CompanyInventor: Andrew R. Verhasselt
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Patent number: 11659969Abstract: A floor nozzle for a vacuum cleaner has a housing, and a base on the housing constructed for sliding in a working direction on a floor and formed with a downwardly open slot-shaped port delimited relative to the direction between a transversely extending front port edge and a transversely extending rear port edge. The base has, extending forward from the front port edge, a part-cylindrical and downwardly convex front surface with a front radius of curvature and centered on a transversely extending symmetry axis and, extending rearward from the rear port edge, a part-cylindrical and downwardly convex rear surface having a rear radius of curvature also centered on the symmetry axis. The housing is constructed for movement of air upward through the port.Type: GrantFiled: September 21, 2020Date of Patent: May 30, 2023Assignee: WESSEL-WERK GMBHInventors: Steve Santrizos, Marcus Cleff, Martin Zydek, Philipp Rath
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Patent number: 11638938Abstract: A cleaning assembly is disclosed. The cleaning assembly includes a substrate. One or more patterns are formed on a bottom side of the substrate. One or more structures within the one or more patterns attract one or more particles from a chuck via at least one of electrostatic attraction or mechanical trapping when the substrate is positioned on the chuck.Type: GrantFiled: November 13, 2019Date of Patent: May 2, 2023Assignee: KLA CorporationInventors: Mor Azaria, Giampietro Bieli, Shai Mark, Adi Pahima, Yoram Uziel
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Patent number: 11627856Abstract: A floor cleaner including a vacuum source, a handle, and a base. The handle is pivotally coupled to the base, the handle pivotable between an upright storage position and an inclined operating position, the base movable over a surface to be cleaned. The base includes a suction inlet in fluid communication with the vacuum source, a brushroll chamber including a rear wall, a brushroll in the brushroll chamber, the brushroll rotatable about a brushroll axis, and a brushroll cover releaseably attached to the base, the brushroll cover removable to access the brushroll chamber and the brushroll, and the brushroll chamber rear wall is attached to and removable with the brushroll cover.Type: GrantFiled: August 26, 2019Date of Patent: April 18, 2023Assignee: Techtronic Floor Care Technology LimitedInventors: Jerald Bradley, Rafael Davila, Michael Paul Dawson, Bradley Hooley, Don Lydic, Robert McRorie, Benjamin Shrader
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Patent number: 11607100Abstract: An extraction cleaner for a floor surface includes an extraction nozzle. The extraction nozzle that defines a fluid flow path having an elongated nozzle opening, and includes one or more stiffening elements that stiffens the walls around the nozzle opening to prevent collapsing or deformation of the extraction nozzle during use.Type: GrantFiled: August 1, 2019Date of Patent: March 21, 2023Assignee: BISSELL Inc.Inventor: Mitchell DeJonge
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Patent number: 11503968Abstract: A cleaning apparatus may include at least one isolator configured to absorb mechanical vibration generated by contact between an agitator and a combining unit to reduce noise and/or vibration. The isolator may include at least one combing isolator disposed at least partially between the combing unit and the surface cleaning head. Alternatively (or in addition), the isolator may include a panel isolator disposed at least partially between a housing of the cleaning apparatus and a panel.Type: GrantFiled: August 9, 2019Date of Patent: November 22, 2022Assignee: SharkNinja Operating LLCInventors: John B. Freese, Tyler S. Smith, Wenxiu Gao, Ian Liu, Nicholas Sardar
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Patent number: 11432699Abstract: A steam cleaning apparatus includes a cleaning head, a handle operably coupled with the cleaning head, a supply tank, a steam generator in fluid communication with the supply tank, and a steam outlet in fluid communication with the steam generator. A diverter is provided in a steam distribution path between the steam generator and the steam outlet and is configured to selectively divert steam away from the steam outlet.Type: GrantFiled: March 15, 2018Date of Patent: September 6, 2022Assignee: BISSELL Inc.Inventor: Alan J. Krebs
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Patent number: 11330945Abstract: A cleaning device includes: a main body having a front edge; a suction device having a suction opening and a suction channel; a brush assembly having a rotatable roller brush; and an apparatus for wetting a floor to be cleaned with liquid, the apparatus being associated with the roller brush. The suction opening and the roller brush are arranged in the main body in such a manner as to face the floor to be cleaned. The suction opening has a first wall facing the front edge of the main body and a second wall facing the roller brush. The roller brush loosens dirt from the floor to be cleaned. A pivotable lip is associated with the suction opening and alternately rests against the first wall or the second wall.Type: GrantFiled: October 16, 2018Date of Patent: May 17, 2022Assignee: CARL FREUDENBERG KGInventors: Alessandro Brugora, Helmut Hofmeister
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Patent number: 11304582Abstract: Hot plate cleaner for floors including a handgrip, a handle, a tank for water, a main body shaped as a brush, a heating plate below the brush and a thermostat, and cleaning fabrics for the floor hooked below a sealing frame, adapted to be hooked and unhooked below the brush, with the interposition of a sandwich panel maintained in contact with the heating plate having a layer of polyurethane foam, placed between two polyester fabrics, and a waterproof element applied to the panel to let the water flow from the tank scatter on the sandwich panel to dampen it so to act as a tank in order to reach the same temperature as the heating plate and keep it unchanged until the panel dries and transmit the same temperature to the cleaning fabric.Type: GrantFiled: March 14, 2017Date of Patent: April 19, 2022Inventor: Pier Antonio Milanese
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Patent number: 11304581Abstract: The present disclosure provides a surface cleaning apparatus that includes a housing including a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: January 6, 2020Date of Patent: April 19, 2022Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 11141036Abstract: An electrical household appliance includes a base for producing steam having a steam generator including a boiling chamber and a liquid reservoir supplying the boiling chamber by gravity, the liquid flowing by gravity from the reservoir toward the boiling chamber until the liquid level in the boiling chamber reaches an equilibrium level, called the reference level, at which the liquid level prevents air from entering the reservoir, the boiling chamber including a steam outlet through which steam can escape toward a work tool, such as a smoothing brush, and a communication opening connected to a pipe having an evacuation opening closed with a removable stopper, wherein the pipe includes a scale-collecting container that is removable through the evacuation opening.Type: GrantFiled: October 4, 2018Date of Patent: October 12, 2021Inventors: Maxime Javit, Dominique Gelus
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Patent number: 11076735Abstract: The present disclosure provides a surface cleaning apparatus that includes a housing including a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: September 10, 2020Date of Patent: August 3, 2021Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 11071428Abstract: The present disclosure provides a surface cleaning apparatus that includes a housing including a base adapted for movement across a surface to be cleaned, a fluid delivery system, and a recovery system. The surface cleaning apparatus can be configured to clean multiple surfaces, including hard and soft surfaces, and for different cleaning modes, including wet cleaning, dry vacuum cleaning, and self-cleaning. Methods for self-cleaning a surface cleaning apparatus are also provided.Type: GrantFiled: September 10, 2020Date of Patent: July 27, 2021Assignee: BISSELL Inc.Inventors: Jacob Resch, Jacob S. Boles
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Patent number: 11064853Abstract: A vacuum cleaner may include a surface cleaning head, a wand pivotally coupled to the surface cleaning head, and a rotatable canister mount. The rotatable canister mount may include a support through which at least a portion of the wand extends such that the canister mount rotates relative to the wand in response to the wand pivoting.Type: GrantFiled: May 9, 2019Date of Patent: July 20, 2021Assignee: SharkNinja Operating LLCInventors: David S. Clare, Mingshun Su, Ming Yao
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Patent number: 10986974Abstract: A floor cleaning machine including a handle that pivots relative to a base about a pivot axis. A recovery tank is coupled to the handle in fluid communication with a suction motor assembly to receive and store fluid and dirt drawn through a suction nozzle. The floor cleaning machine further includes an expandable hose fluidly communicating the recovery tank and the suction nozzle. The hose is in an expanded configuration when the handle is pivoted about the pivot axis to a reclined position. The hose is in a retracted configuration when the handle is pivoted about the pivot axis to a substantially upright position. The hose at least partially wraps around the pivot axis with the pivot axis being between a portion of the hose wrapped around the pivot axis and the surface being cleaned in the expanded and the retracted configurations.Type: GrantFiled: November 12, 2020Date of Patent: April 27, 2021Assignee: Techtronic Industries Co. Ltd.Inventors: Kevin Vail, Gavin Burnham, Jennifer Kathryn Marsden, John Bantum
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Patent number: 10973383Abstract: A surface cleaning apparatus adapted for movement across a surface to be cleaned. The surface cleaning apparatus can dock within a storage tray and charge a power supply. Electrical contacts on the surface cleaning apparatus and the storage tray can be shielded when the surface cleaning apparatus is not docked within the storage tray. Furthermore, the storage tray can include a reservoir for a self-cleaning mode.Type: GrantFiled: December 15, 2020Date of Patent: April 13, 2021Assignee: BISSELL Inc.Inventors: Tom Minh Nguyen, Jake Boles, Jacob Resch, Ying Chun Wong, Jian Hua Tang, Yunfu Wang
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Patent number: 10881258Abstract: A surface-cleaning machine is provided, including an appliance body on which a suction apparatus device is arranged, a cleaning head on which at least one cleaning roller is arranged and on which there is positioned at least one suction mouth, which is fluidically connected to the suction apparatus device and is associated with the at least one cleaning roller, and a drive device for driving the at least one cleaning roller in rotation, wherein a drive axis of a drive motor of the drive device and an axis of rotation of the at least one cleaning roller are oriented transversely and in particular perpendicularly with respect to one another.Type: GrantFiled: April 12, 2017Date of Patent: January 5, 2021Assignee: Alfred Kärcher SE & Co. KGInventors: Fabian Moser, Manuel Schulze, Christoph Rufenach, Johanna Buchmann, Andreas Mueller, Mathias Frisch, Alexander Braendle
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Patent number: 10858792Abstract: A system for using a fluid to clean markings on a hard surface includes a cleaning hood operably mounted on wheels for movement across the hard surface with the cleaning hood positioned immediately above the hard surface, a set of a plurality of cleaning arms of a selected length, the cleaning arms mounted for rotation under the cleaning hood and defining a cleaning area swept by the cleaning arms, a plurality of nozzles, each nozzle mounted on one of the plurality of cleaning arms, a cleaning fluid connection carried by the hood, the cleaning fluid connection configured to fluidly connect the nozzles and cleaning arms to a cleaning fluid supply, a vacuum connection carried by the hood, the vacuum connection configured to apply vacuum from a vacuum pump to remove contaminated cleaning fluid from the hard surface to a waste fluid storage tank, and a second set of a plurality of cleaning arms of a second selected length, wherein the plurality of cleaning arms of a selected length may be replaced by the second sType: GrantFiled: June 8, 2018Date of Patent: December 8, 2020Assignee: Annihilator Cleaning Equipment, LLCInventor: Erick McCallum
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Patent number: 10813511Abstract: There is provided an electric vacuum cleaner capable of further cleaning up air discharged from a whirling chamber which swirls air to separate dust from the air by inertial force, as well as capable of downsizing the electric vacuum cleaner's body. To this end, the electric vacuum cleaner includes: a whirling chamber configured to swirl air containing dust around a central axis to separate dust from the air containing dust, the whirling chamber having a discharge port for discharging air in the whirling chamber; a discharge pipe provided in the whirling chamber along the central axis, the discharge pipe communicating with the discharge port; and a filter provided on a downstream side of the discharge port. The filter is positioned outside of the discharge pipe on a projection plane perpendicular to the central axis.Type: GrantFiled: January 8, 2016Date of Patent: October 27, 2020Assignees: Mitsubishi Electric Corporation, Mitsubishi Electric Home Appliance Co., Ltd.Inventors: Koshiro Takano, Marika Haramaki, Yohei Asahi, Kimiyoshi Soma
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Patent number: 10694914Abstract: An appliance includes a steam application device having a main body which includes an inlet section to receive steam, an applicator to apply the steam to a surface, and a swivel assembly to swivel the applicator and the main body relative to each other. The appliance further includes a portable steamer to (i) attach to the steam application device and (ii) detach from the steam application device (e.g., in a simple lift away manner). The portable steamer has a steam generator which generates the steam, and an outlet section which connects to the inlet section of the main body of the steam application device when the portable steamer is attached to the steam application device. The outlet section provides the steam from the steam generator to the inlet section of the main body of the steam application device when the portable steamer is attached to the steam application device.Type: GrantFiled: January 31, 2012Date of Patent: June 30, 2020Assignee: SharkNinja Operating LLCInventors: Brian R. McGee, Stuart D. Babb
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Patent number: 10368712Abstract: Certain embodiments include a fluid recovery system. The fluid recovery system includes a vacuum system that applies a suction force on fluids on the floor surface to draw fluids to a fluid recovery tank. A reservoir is operably coupled to a recovery hose. The reservoir includes an inlet passage, an outlet passage leading to the recovery hose, and a fluid trap portion positioned between the inlet and outlet passages. The reservoir permits passage therethrough of fluids suctioned by the vacuum system from the floor to the recovery hose, and traps a backflow of fluids from the recovery hose in the fluid trap portion when the vacuum system stops suctioning fluids from the floor to the recovery hose. The reservoir is shaped to be generally self-cleaning and clears most fluids trapped in the fluid trap portion when the vacuum system starts suctioning fluids from the floor to the recovery hose.Type: GrantFiled: June 12, 2014Date of Patent: August 6, 2019Assignee: Tennant CompanyInventor: Larry David Wydra
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Patent number: 10362920Abstract: A surface cleaning machine is provided, including a cleaning roller holder, at least one cleaning roller which is arranged on the cleaning roller holder, a drive device for driving the at least one cleaning roller in rotation, and a sweeping element which is associated with the at least one cleaning roller and which feeds swept material to the at least one cleaning roller, wherein the sweeping element, at least during a cleaning operation, projects with a front region into a jacket of the at least one cleaning roller, wherein a front face end of the sweeping element is arranged on the front region.Type: GrantFiled: April 12, 2017Date of Patent: July 30, 2019Assignee: Alfred Kärcher GmbH & Co. KGInventors: Fabian Moser, Saulius Martinkenas, Johanna Buchmann, Andreas Mueller
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Patent number: 10307028Abstract: A cleaner head for a vacuum cleaner having a suction inlet, a front blade and a rear blade. The front blade is located forward of or at the front of the suction inlet and is arranged to pivot about a first axis. The rear blade is located rearward of or at the rear of the suction inlet and is arranged to pivot about a second axis different to the first axis. Each blade pivots between a deployed position and a retracted position. The blades are configured such that when one of the blades is in the deployed position, the other of the blades is in the retracted position. Additionally, when one of the blades moves from the deployed position to the retracted position, the other of the blades moves from the retracted position to the deployed position.Type: GrantFiled: February 8, 2017Date of Patent: June 4, 2019Assignee: Dyson Technology LimitedInventor: Jonathan James Gray
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Patent number: 10238254Abstract: A base plate for a suction head for vacuum cleaners or a similar electric household appliance is described, said base plate comprising a lower face configured as to be directed towards the surface to be vacuumed, an opposite upper surface and a base plate channel open towards the surface to be vacuumed, wherein the base plate channel comprises a front edge and a rear edge, wherein at least the surface of the lower face which extends along the front edge of the base plate channel and at least the surface of the lower face which extends along the rear edge of the base plate channel lie in a same plane.Type: GrantFiled: February 17, 2017Date of Patent: March 26, 2019Assignee: NEW ERMES EUROPE S.R.L.Inventor: Riccardo Roschi
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Patent number: 10219671Abstract: A surface cleaning device including a surface-contacting assembly having a suction opening; a body; a suction source in fluid communication with the suction opening for sucking a fluid mixture of liquid and air from a surface; a rotation assembly mounted on the body for rotation relative to the body, the rotation assembly being rotationally fixed relative to the surface-contacting assembly, a separation chamber in which liquid is separated from the fluid mixture, the separation chamber providing a suction inlet in fluid communication with the suction opening, a suction outlet in fluid communication with the suction source, and a drainage outlet for connection to a receptacle for receiving liquid separated from the fluid mixture; and a receptacle for receiving liquid separated from the fluid mixture via the drainage outlet.Type: GrantFiled: February 7, 2014Date of Patent: March 5, 2019Assignee: Techtronic Floor Care Technology LimitedInventors: Daragh Manning, Darren Holmes, Samuel Bennett
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Patent number: 9750379Abstract: A vacuum cleaner includes a vacuum suction pipe through which impurities are collected together with air. A suction side plate has a central hole which corresponds with the vacuum suction pipe so that the vacuum suction pipe is fitted in the central hole. A holding plate is spaced apart from the suction side plate. A spring unit connects the suction side plate with the holding plate to elastically adjust a distance between the suction side plate and the holding plate.Type: GrantFiled: October 8, 2015Date of Patent: September 5, 2017Assignee: HYUNDAI MOTOR COMPANYInventor: Hyun Jung Ryu
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Patent number: 9521935Abstract: A vacuum cleaner includes a vacuum suction pipe through which impurities are collected together with air. A suction side plate has a central hole which corresponds with the vacuum suction pipe so that the vacuum suction pipe is fitted in the central hole. A holding plate is spaced apart from the suction side plate. A spring unit connects the suction side plate with the holding plate to elastically adjust a distance between the suction side plate and the holding plate.Type: GrantFiled: October 8, 2015Date of Patent: December 20, 2016Assignee: HYUNDAI MOTOR COMPANYInventor: Hyun Jung Ryu
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Patent number: 9414728Abstract: The present invention relates to a nozzle arrangement (10) for a cleaning device (100) for cleaning a surface, the nozzle arrangement comprising: —a brush (12) rotatable about a brush axis (14), the brush being provided with flexible brush elements (16) having tip portions (18) for contacting the surface to be cleaned (20) and picking up dirt and/or liquid particles (22, 24) from the surface (20) during the rotation of the brush (12), wherein the brush (12) is at least partly surrounded by a nozzle housing (28) and protrudes at least partly from a bottom side (30) of the nozzle housing (28), —a squeegee element (32) which is spaced apart from the brush (12) and attached to the bottom side (30) of the nozzle housing (28) on a first side (31) of the brush (12) where the brush elements (16) enter the nozzle housing (28) during the rotation of the brush (12), wherein the squeegee element (32) is configured for wiping dirt and/or liquid particles (22, 24) across or off the surface to be cleaned (20) during a movemType: GrantFiled: December 13, 2013Date of Patent: August 16, 2016Assignee: KONINKLIJKE PHILIPS N.V.Inventors: Johannes Tseard Van Der Kooi, Britt Roumen, Matthijs Hendrikus Lubbers
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Patent number: 9402523Abstract: A rotary surface cleaning machine for cleaning floors, including both carpeted floors and uncarpeted hard floor surfaces including but not limited to wood, tile, linoleum and natural stone flooring. The rotary surface cleaning machine has a rotary surface cleaning tool mounted on a frame and coupled for high speed rotary motion relative to the frame. The rotary surface cleaning tool has a substantially circular operational surface that performs the cleaning operation. The rotary surface cleaning tool is driven by an on-board power plant to rotate at high speed. The rotary surface cleaning tool is coupled to a supply of pressurized hot liquid solution of cleaning fluid and a powerful vacuum suction source.Type: GrantFiled: March 14, 2011Date of Patent: August 2, 2016Inventors: Roy Studebaker, William Edward Bruders, Brett Alan Bartholmey, Bill Elmer Richardson, Kevin Andrew Wolfe
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Patent number: 9392922Abstract: A surface cleaning apparatus has a supply tank for holding a supply of cleaning solution, a spray tip in fluid communication with the supply tank for distributing the cleaning solution to the surface to be cleaned, and a spray tip receiver. A removable connection between the spray tip and spray tip receiver removably mounts the spray tip to the spray tip receiver.Type: GrantFiled: November 27, 2013Date of Patent: July 19, 2016Assignee: BISSELL Homecare, Inc.Inventor: Kenneth M. Lenkiewicz
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Patent number: 9370289Abstract: A floor scrubber with a floor scrubber head having a backing plate to which a pad is secured with the pad adapted to being placed in contact with a surface to be cleaned. The scrubber head includes a motor support to which a motor is mounted with the backing plate being secured to the motor support, with the motor configured to move the backing plate and pad when cleaning a surface. The scrubber head further includes a cover member having an opening through which the motor extends, with the cover member further including a pair of wheels with an outer perimeter of the wheels partially extending beyond a periphery of the cover member.Type: GrantFiled: December 9, 2014Date of Patent: June 21, 2016Assignee: Pacific Steamex Cleaning Systems, Inc.Inventor: Kipling J. Kauffman
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Patent number: 9351625Abstract: A surface cleaning head for a steam cleaner, comprising a plurality of steam outlets spaced from one another on the cleaning head, for steam supplied from a steam generator, and a steam distributing device which receives the steam and supplies it to the outlets.Type: GrantFiled: May 8, 2013Date of Patent: May 31, 2016Assignee: Techtronic Floor Care Technology LimitedInventor: Daniel Carter
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Patent number: 9173540Abstract: The invention relates generally to an improved mop having A support arm having a handle, a mop head that is pivotally attached to said support arm, a pair of rollers disposed in said mop head, a cleaning pad rotatably carried by said rollers so that a first roller carries said cleaning pad and a second roller draws sections of said cleaning pad across a cleaning area defined by said mop head, a spray nozzle carried by said mop head that is fluidly connected to a cleaning solution container for allowing the user to select and spray a cleaning solution on the surface being cleaned, and an ultra violet light source disposed on said mop head for disinfecting said cleaning pad.Type: GrantFiled: March 12, 2014Date of Patent: November 3, 2015Inventor: Nathan A. Scolari
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Patent number: 9144359Abstract: A carpet washing attachment with a vacuum hose attached to a washing head with a liquid line feeding water/cleaning fluid into washing head is disclosed. Washing head is formed of hollow members and a cover sealed to the top washing head with the vacuum hose attached to the cover. This forms cleaning area which is surrounded by the hollow members. Each of the hollow members has water jet holes located on the inner part of the washing head such that the water exiting the holes is projected inward so that the jets of water come to an apex and intersect at a given distance X from the bottom of the washing head. The angle of the jets and the spacing of members should be chosen such that the distance X is roughly the depth of the carpet pile to be washed.Type: GrantFiled: November 26, 2013Date of Patent: September 29, 2015Assignees: Vortex, LLCInventors: Albert W. Gebhard, Donavan J. Allen
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Patent number: 9127419Abstract: A vehicle mounted apparatus for high-pressure fluid blasting to remove material from or otherwise treat a surface, the apparatus comprising: a high-pressure fluid supply connected to a nozzle assembly containing at least one nozzle, the nozzle assembly being supported for movement along a track mounted transversely on the vehicle; and a suction device for conveying airflow and removed material through a conduit from the nozzle assembly to a treatment zone within the vehicle, the treatment zone having a separation means for accumulating removed material, a means for conveying airflow from the separation means to the suction device, and a means for conveying the removed material to a storage zone.Type: GrantFiled: December 23, 2010Date of Patent: September 8, 2015Assignee: AQUAMAX-DEVCO LIMITEDInventor: Stephen Holmes Robinson