Abstract: A vacuum cleaner with a reduced frictional force between a vacuum base and a cleaning medium is described. The vacuum has a handle, yoke, body, and base. A handle and yoke distinct from, and behind, the base provides a moment arm anterior to the base when a force is applied. The handle and yoke assembly reduce the friction between the cleaning surface and the vacuum, allowing for larger motor and debris capturing capabilities, with easier handling and maneuverability resulting in advanced and superior cleaning capabilities.

Abstract: The invention relates to a retaining plate for a vacuum cleaner bag which has an inlet opening, the retaining plate being formed by thermoforming and subsequent stamping of a film made of a thermoplastic material.

Abstract: A coverage robot including a chassis, multiple drive wheel assemblies disposed on the chassis, and a cleaning assembly carried by the chassis. Each drive wheel assembly including a drive wheel assembly housing, a wheel rotatably coupled to the housing, and a wheel drive motor carried by the drive wheel assembly housing and operable to drive the wheel. The cleaning assembly including a cleaning assembly housing, a cleaning head rotatably coupled to the cleaning assembly housing, and a cleaning drive motor carried by cleaning assembly housing and operable to drive the cleaning head. The wheel assemblies and the cleaning assembly are each separately and independently removable from respective receptacles of the chassis as complete units.

Abstract: A vacuum cleaner has a body including a nozzle assembly and a handle assembly. A suction generator and a dirt collection vessel are both carried on the body. The dirt collection vessel includes a dirt cup having a side wall and a bottom wall, a tangentially directed inlet in the side wall and an axially directed outlet. An inside surface of the side wall includes ribbing to help remove dirt and debris from the airstream and improve vacuum cleaner performance and efficiency.

Abstract: A dust separating device for a vacuum cleaner is provided. The dust separating device includes a dust separating unit including a first main body movably connected to a second main body. The second main body includes a plurality of sub bodies coupled together. A vacuum cleaner is also provided. The vacuum cleaner includes a main vacuum cleaner body and a dust separating device including a dust separating unit and a filter unit. The dust separating device is detachably mounted to the main body and includes a plurality of main bodies.

Abstract: An upright surface cleaning apparatus, such as an upright vacuum cleaner, is provided wherein the upright section is moveable sideways about a pivot axis wherein the pivot axis is angled forwardly and downwardly. In other embodiments, a surface cleaning head is provided which is moveable sideways and is biased to the centered position. In other embodiments, a surface cleaning head is moveable sideways and is provided with a detent mechanism to inhibit sideways movement when in the storage position. In other embodiments, a surface cleaning apparatus is also provided which alternately uses a cleaning head adapted to receive a cloth or a traditional surface cleaning head.

Abstract: A debris collecting system comprises a debris collecting assembly including an air-flow generating device and a debris body. The system further comprises an intermediate debris collecting container connected to the debris collecting assembly such that the collected debris is by-passing the debris body of the assembly.

Abstract: Disclosed is a detachable dust container for collecting dust in a bagless vacuum cleaner, and a vacuum cleaner equipped with such a container. The dust container comprises a receptacle with a cover for selective opening and closing of the receptacle, enabling emptying of the receptacle. A sealing element consisting of a lip seal is arranged between the cover and the dust receptacle for establishing a substantially air tight and dust tight sealing between the dust receptacle and the cover. This sealing put lower demands than prior art solutions on a tight fit between the cover and the receptacle and allows for variations in the manufacturing of the two parts.

Abstract: A surface cleaning apparatus comprises an air flow passage extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus further comprises a cyclone comprising a cyclone air outlet and positioned in the air flow passage downstream of the dirty air inlet. A suction motor is provided in the air flow passage downstream of the cyclone. A pre-motor filter is upstream of the suction motor and downstream of the cyclone. The pre-motor filter has an upstream side and a downstream side. The surface cleaning apparatus further comprises a bleed valve having an air inlet and an air outlet. The air outlet is positioned between the suction motor and the downstream side of the pre-motor filter and facing the downstream side of the pre-motor filter.

Abstract: Disclosed is a detachable dust receptacle for collecting dust in a vacuum cleaner, and a vacuum cleaner equipped with such a receptacle. The dust receptacle comprising an inlet port connectable to a hose joint in the vacuum cleaner for receiving dust-laden air, a suction port, to which a source of vacuum is connectable, a first sealing element arranged for establishing an effective sealing of the inlet port against the hose joint, and a second sealing element arranged for establishing an effective sealing of the suction port against the source of vacuum, wherein at least one of the sealing elements is a lip seal. The dust receptacle can be detached/attached from/to the vacuum cleaner body, irrespective of the direction of the detachment/attachment relative the seal and irrespective of the number of sealing connections used to seal the receptacle to the vacuum cleaner body, without damaging of the sealing element and with maintained sealing effect.

Abstract: Provided is a robot cleaner, and more particularly to a robot cleaner which detest whether a foreign material storage unit is separated. The robot cleaner includes a main body including a suction motor, a foreign material storage unit separably disposed within the main body, the foreign material storage unit storing foreign materials contained in sucked air, a foreign material cover for selectively shielding one side of the foreign material storage unit, and a detection unit for detecting whether the foreign material cover is opened.

Abstract: A vacuum cleaner includes a suction body to draw in dust along with air from a surface to be cleaned; a cleaner body having a suction motor; and a cyclone dust collecting apparatus detachably coupled in the cleaner body. The cyclone dust collecting apparatus includes a cyclone unit to form a first current turning in a first direction to separate the dust and the air drawn therein from each other and having a dust outlet to discharge the dust separated from the air; and a dust collecting unit to collect the dust discharged from the dust outlet. The dust outlet has a side formed adjacent to an inner wall of the dust collecting unit to form a second current turning in a second direction opposite to the first direction to allow the dust discharged through the dust outlet to whirl along the inner wall of the dust collecting unit.

Abstract: A vacuum cleaner includes a motor housing, a motor and fan assembly in communication with the motor housing, a housing forming a receptacle in fluid communication with the motor housing, and a filter assembly removably insertable into the receptacle. The filter assembly includes a filter supporting a filter. The filter assembly further includes a seal and a lock member movable relative to the tray between a locked position and an unlocked position. Movement of the lock member to the locked position engages the seal with the housing when the filter assembly is inserted in the receptacle.

Abstract: A floor cleaning apparatus includes a body having a suction inlet and an exhaust outlet. A dirt cup assembly is carried on the body. The dirt cup assembly includes a primary cyclone, a plurality of secondary cyclones and an airflow path between the primary cyclone and the plurality of secondary cyclones. A suction generator is carried on the body. The suction generator moves an airstream through the suction inlet, the airflow path of the dirt cup assembly and the suction outlet. The airflow path is characterized by a primary air guide including an airflow surface that provides for laminar airflow between the secondary cyclones.

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet and a suction motor. The surface cleaning apparatus may also comprise a cyclone chamber provided in the air flow path. The cyclone chamber may comprise a cyclone air inlet, a cyclone air outlet and a dirt outlet. The surface cleaning apparatus may comprise a dirt collection chamber having a dirt inlet, a dirt collection chamber first end, an opposed dirt collection chamber second end and a longitudinally extending sidewall. The sidewall may comprise a portion that has a longitudinal length and extends away from the dirt inlet towards the opposed dirt collection chamber second end. A transverse cross sectional area of the dirt collection chamber may varies at least once along the length of the portion of the sidewall.

Abstract: Described is a vacuum cleaning device for charcoal grills. The present invention includes a portable vacuum cleaning device having a vacuum source used to draw air and debris through a collection hose and into a vacuum bag. The vacuum bag and the collection hose are composed of flame-retardant material that will not melt or burn from having hot ash and embers from a grill drawn therethrough. The end of the collection hose that is secured to the vacuum cleaning device includes a fan that is used to break-up and extinguish embers drawn through the collection hose. The vacuum bag is enclosed between a housing and a lid secured thereto, and the lid is removable to allow access to the vacuum bag. The vacuum cleaning device also includes one or more straps thereon that can be adjustably secured together such that a user can wear the device over the user's shoulder.

Abstract: A vacuum cleaner is described, and in particular a battery-powered vacuum cleaner including a rotatable brush.

Abstract: A vacuum cleaner includes a cleaner body including a suction source configured to generate a suction force, a suction inlet body configured to inhale dust on a surface to be cleaned using the suction force of the suction source, a dust bucket detachably installed on the cleaner body, a cyclonic unit formed inside the dust bucket and configured to centrifuge the dust from air flowed in through the suction inlet body, and a paper-shredder installed on a top of the dust bucket and configured to communicate with the top of the dust bucket so that shredded pieces of paper are dropped inside a dust collecting space of the dust bucket.

Abstract: A robot cleaner including a suction hole to suction dust, a blower to generate a suction force to suction the dust, a dust collector to receive the dust suctioned by said suction force through the suction hole, and a rotating brush to sweep up and collect the dust into the dust collector through the suction hole by a drive force of the rotating brush. The dust collector includes a backflow preventing member movable between an open position and a closed position. The backflow preventing member is pivotably rotatable in an air suction direction by the suction force of the blower to the open position and is adapted to return to the closed position to prevent the dust in the dust collector from being discharged through the suction hole upon stoppage of the blower.

Abstract: Vacuum cleaner filters, in particular replaceable vacuum cleaner filters suitable for both dry and wet/dry type vacuum cleaners are disclosed, as well as systems incorporating the use of such filters and methods for their use. The filters include a plurality of adjacently positioned pleats arranged in a closed circumferential, cylindrically-shaped path, a top end cap having a central orifice capable of constricting a post on a vacuum filter cage, and optionally a molded end ring oppositely-spaced from the top end cap for engagement with the motor housing of a vacuum cleaner.

Abstract: A bagless vacuum cleaner includes a dust container including a chromogenic material so as to have a controllable transparency.

Abstract: A robot cleaning system includes a debris collection volume, a vacuum airway configured to deliver debris to the debris collection volume, and a cleaning head in pneumatic communication with the vacuum airway. The cleaning head includes two shape-changing resilient tubes separated by an air gap opposing the vacuum airway. The cleaning head is operable in a first configuration, where the two shape-changing resilient tubes rotate against a cleaning surface engaged by the cleaning head to agitate debris on the cleaning surface to pass through the air gap and into the vacuum airway, and a second configuration, where both shape changing resilient tubes deform opposite one another to roll an object larger than the air gap to pass into the vacuum airway.

Abstract: A separator for a vacuum cleaner has a cover part from which webs are projecting which are positioned along the circumference of the cover part at a spacing one behind the other with formation of through openings. At least some of the webs are without connection with each other at the end that is facing away from the cover part. The webs are elastically yielding transversely to the longitudinal direction. The webs are positioned in their mounting position with radial pretension on a spider which is fixedly seated on the motor shaft of the vacuum cleaner. Due to centrifugal forces occurring in operation of the vacuum cleaner as a result of the high rotary speed of the motor shaft, the webs of the separator are positioned with their free ends under high force on the spider. The separator is thus reliably entrained by the spider by friction.

Abstract: A platform for a portable vacuum unit having a flat upper surface with two openings therethrough, and a flat lower surface including a seal member attached around its entire perimeter and adapted to engage an entire upper rim of a holding container. One of the openings is an intake opening having a gasket member attached around its entire perimeter, a second of the openings being a filter assembly opening having a gasket member attached around its entire perimeter. An intake connector member, and a filter assembly adapted to be removably connected to the gasket of the second opening and adapted such that when a portable vacuum unit is connected to the filter assembly, debris can be sucked by the portable vacuum unit into the holding container.

Abstract: A surface treating appliance includes a first cyclonic separating unit including at least one first cyclone, a second cyclonic separating unit located downstream from the first cyclonic separating unit and including at least one second cyclone, and a third cyclonic separating unit located downstream from the second cyclonic separating unit and including a plurality of third cyclones arranged in parallel about an axis. Each third cyclone has a fluid inlet and a fluid outlet. The plurality of third cyclones are divided into at least a first set of third cyclones and a second set of third cyclones, with the fluid inlets of the first set of third cyclones being arranged in a first group and the fluid inlets of the second set of third cyclones being arranged in a second group spaced along said axis from the first group.

Abstract: An adapter device for attaching a vacuum cleaner bag to a retaining plate intended to be received in a vacuum cleaner bag retaining device of a vacuum cleaner and comprising a retaining plate through hole is described. The adapter device has a base element comprising a first surface and a second surface as well as a through hole which extends between the first and the second surface. The clamping arrangement comprises at least one deformable clamping element which is attached or can be attached to the base element and can be brought into a first and a second deformation state.

Abstract: A surface cleaning apparatus, wherein the suction motor is operable using current supplied from an energy storage member when the power cord is removed and operable using current supplied from an external source when the power cord is in electrical communication with the suction motor.

Abstract: A motor assembly, especially for home appliances such as a cleaner, has an electric motor and a cooling system. The motor may be a fractional horsepower universal motor with a stator and a rotor. The cooling system has a cooling pipe thermally coupled to an element of the stator, such as a core of the stator and providing a flow path for a liquid to cool the motor.

Abstract: A bagless vacuum cleaner including a dust collection device. The dust collection device includes a dust collection container. The dust collection container includes a top cover disposed to close the dust collection container at a first end. A hinged bottom lid is disposed to close the dust collection container at a second end. The hinged bottom lid is adapted to be tilted to open the dust collection container. The dust collection device includes a coarse dirt separator disposed inside the dust collection container. The coarse dirt separator is movable vertically along a guide.

Abstract: A vacuum cleaner having a housing (12), including a filter element (31) for separating out particles (13) that have been picked up and transported in an air stream (L) as well as a holding device for holding the filter element (31) in the housing (12). The filter element (31) has at least one projecting holding section (34). The holding device (41) has a contact surface and a holding surface between which the holding section (34) of the filter element (31) comes to rest when the filter element is in the installed state. The contact surface and the holding surface are each provided with a defined irregularity.

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet and including an air treatment member and a suction motor. The surface cleaning apparatus comprises a main body comprising a front end and a rear end, and a plurality of wheels. A compartment may be positioned inwards of one of the wheels. The compartment may be accessible when the one of the wheels is moved to an open position.

Abstract: The present invention provides a lock-out system and a lock-out apparatus for a vacuum cleaner having a closeable shell for a filter bag. The system includes a filter bag collar mount and a locking mechanism for a filter bag movably connected to the filter bag collar mount. The locking mechanism is able to be in one of an engaged position or in a disengaged position relative to the filter bag mount. Also, the locking mechanism in the disengaged position prevents the closeable shell from closing.

Abstract: A surface treating appliance includes a first cyclonic separating unit including at least one first cyclone, a second cyclonic separating unit including a plurality of second cyclones arranged in parallel about an axis, and a third cyclonic separating unit including a plurality of third cyclones arranged in parallel about the axis. Each of the second cyclones and the third cyclones has a tapering body with an outside wall. The plurality of third cyclones is divided into at least a first set of third cyclones and a second set of third cyclones, each of the plurality of second cyclones and the first set of third cyclones being arranged about the second set of third cyclones. At least a part of the outside wall of each of the plurality of second cyclones and each of the first set of third cyclones forms part of the external surface of the surface treating appliance.

Abstract: A cyclonic portable vacuum cleaner/dust collector has a cyclonic chamber and a filter chamber. The filter chamber contains a filter cartridge with a hollow core positioned over the discharge opening of a motor plate that closes the filter chamber. A vacuum blower is mounted on the motor plate, with an intake tube at the discharge opening of the motor plate. An anti-deflagration screen mounted upon the discharge opening of the cover plate of the filter chamber. The anti-deflagration screen is in the form of a metal mesh creating a multiplicity of small passages to permit exhaust air flow from the filter chamber but blocking any flame front. The screen may be hemispherically domed.

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet and a suction motor. The surface cleaning apparatus may comprise a cyclone chamber in the air flow path. The cyclone chamber may be comprise a cyclone chamber first end and a cyclone chamber second opposed end, a cyclone air inlet, a cyclone air outlet and a cyclone chamber wall. The surface cleaning apparatus may comprise a dirt collection chamber having a dirt collection chamber first end, a dirt collection chamber second opposed end and an outer longitudinally extending sidewall. The outer longitudinally extending sidewall may have at least one recess provided therein.

Abstract: A vacuum cleaner with a separation module includes an exhaust grill having openings through which air may pass, wherein the exhaust grill is positioned fluidly between a separator chamber and an air outlet. A plurality of debris catching tines prevent debris from wrapping around and blocking the openings of the exhaust grill.

Abstract: A dirt separator for a vacuum cleaner that comprises an inlet through which fluid enters the separator, and an outlet through which fluid exits the separator. The separator further comprises a filter assembly located downstream of the inlet and upstream of the outlet, an opening through which the filter assembly may be removed from the separator, and a hatch moveable between an open position in which the opening is uncovered and a closed position in which the opening is partially covered. When the filter assembly is removed from the separator and the hatch is in the closed position, a bleed is created around at least part of the hatch through which fluid enters the separator in preference to the inlet. When the filter assembly is located in the separator and the hatch is in the closed position, the filter assembly seals against the hatch to close the bleed.

Abstract: An arrangement for supporting a wheel for rotation about an axis, comprising a wheel carrier part having an at least partially annular carrier formation extending therefrom generally in the direction of the axis, a wheel encircling at least part of the carrier formation and a retaining member releasably engaging the carrier part and affording a bearing surface with which a complementary bearing surface of the wheel co-operates to support the wheel for said rotation.

Abstract: A scroll assembly for use with a fluid machine, such as a wet/dry vacuum appliance, is described. Such scroll assembly may include a base portion, a cover portion configured to couple to the base portion, and a cavity between the base portion and the cover portion, wherein the cover portion and the base portion collectively form a labyrinth seal when coupled together, and wherein the labyrinth seal at least partially circumscribes the cavity. A vacuum appliance may include a scroll assembly coupled at least partially therein. A method of exhausting air from a vacuum appliance may include energizing a vacuum motor, thereby drawing air into the scroll assembly, allowing the air to contact a flow splitter, and allowing the air to exit the vacuum appliance.

Abstract: The present invention relates to an upright vacuum cleaner having a main longitudinal extension, comprising a housing provided with a cavity, which cavity is formed between a bottom portion, and a frame portion, and a dust container comprising a wall and having two lateral sides, wherein the dust container is arranged in the cavity, and wherein the frame portion comprises at least two support bars arranged substantially in the longitudinal direction of the vacuum cleaner, one along each lateral side of the dust container, such that the at least two support bars contribute to the rigidity of the vacuum cleaner while a major portion of the wall of the dust container remains visible.

Abstract: A vacuum cleaner includes a dust collector which includes a first dust separator and a dust container in which a first dust storage unit is formed. A cover is coupled to the dust separating unit and is used to selectively open or close the dust storage unit. The cover is detached from the dust container together with the dust separating unit when the dust container is emptied. The vacuum cleaner may further include a second dust separator on the main body of the vacuum cleaner. In this instance, a second dust storage unit may be formed in the dust collector, and dust separated in the second dust separator may be stored in the second dust storage unit.

Abstract: The principles and embodiments of the presently claimed invention relate to selectively illuminating a debris receptacle while it is collecting debris, obscuring the view of the collected debris when the cleaning activity is concluded, and supplying power and/or electrical signals to a debris receptacle, where the light sources are provided with electricity over electrical paths between the main body of the cleaning apparatus and a selectively detachable debris receptacle through electrical contacts that form a physical connection when the debris receptacle is inserted in the cleaning apparatus.

Abstract: A vacuum cleaner includes a housing having a suction nozzle, a source of suction in fluid communication with the suction nozzle for generating a working air stream through the housing, an agitator provided within the housing, and a roller provided in front of the agitator which rolls over larger debris while creating a seal for picking up smaller debris.

Abstract: A device for collecting waste and for disintegrating and self-cleaning and evacuating waste, the device including a waste collection system for collecting the waste, a fluid dispensing system for disintegrating the waste which is collected by the waste collection system, and a discharge system for evacuating the disintegrated waste from the device.

Abstract: A cleaning robot that discharges, upwards and from an exhaust port (7), airflow having dust removed therefrom, and comprises: a main case (2) having a suction port (6) opened in the bottom surface thereof and the exhaust port (7) opened in the upper surface thereof, and that is self-propelled on a floor surface (F); an electric fan (22) arranged inside the main case (2); and a dust collection unit (30) that collects dust in airflow sucked in from the suction port (6) by the driving force of the electric fan (22).

Abstract: A self-propelled cleaning device includes a chassis with a protrusion, such that a side brush mechanism is proximate to the external periphery of the contour of the chassis, and an elastic element installed between a driving wheel set and the chassis for providing buffer and shock absorption. An interval is formed between the front edge of the chassis and a dust inlet for guiding dust into a dust collecting case in a chassis containing groove, and the containing groove has a first spacer apart from a control unit and a second spacer separating a carrying space from a negative pressure device. The second spacer has a passage interconnecting the containing groove and the carrying space, and the dust collecting case has separated first and second sides.

Abstract: A surface cleaning apparatus comprises an air flow path extending from a dirty air inlet to a clean air outlet. The surface cleaning apparatus also comprises a main body comprising a front end, a rear end, first and second opposed sidewalls. A cavity having an open upper end may be positioned between the first and second opposed side walls. A suction motor may be provided in the air flow path. A cyclone bin assembly may be provided in the air flow path. The cyclone bin assembly may have opposed end walls and may be removably mounted in the cavity. The cyclone bin assembly may include a locking member lockingly secures the cyclone bin assembly to the surface cleaning apparatus. The locking member may engage at least one of the side walls.

Abstract: A lid round in shape with a curved edge and two domed air outlets, an opening for the entrance of debris, a handle, elevations molded to hold the various elements and sections of rough anti-skid tape glued to the side wall. The lid with curved edge is designed to be inserted into the opening of a bag to be held in place on the side edge of the lid with an elastic cord between the curved edge and the elevations. Ribbed connecting pipe connects the fan outlet of a blower/vacuum in vacuum mode to the lid and carries the leaves debris toward the lid and into a bag.

Abstract: A mobile surface cleaning robot including a robot body having a forward drive direction, a drive system supporting the robot body above a floor surface for maneuvering the robot across the floor surface, and a robot controller in communication with the drive system. The robot also includes a collection volume supported by the robot body and a cleaning module releasably supported by the robot body and arranged to clean the floor surface. The cleaning module includes a first vacuum squeegee having a first duct, a driven roller brush rotatably supported rearward of the first vacuum squeegee, a second vacuum squeegee disposed rearward of the roller brush and having a second duct, and a third duct in fluid communication with the first and second ducts. The third duct is connectable to the collection volume at a fluid-tight interface formed by selectively engaging the cartridge with the robot body.

Abstract: A vacuum cleaner having a dust removing apparatus includes a main body in which a dust collecting unit is disposed, a filter disposed inside the dust collecting unit, the dust removing apparatus to dust off the filter, a rotating handle that allows the dust removing apparatus to be rotated, the rotating handle disposed in an outer surface of the dust collecting unit, and a body cover in which a rotating-handle exposing hole is formed for the rotating handle to be exposed outside in a state that the dust collecting unit is disposed in the main body, the body cover rotatably disposed at the main body. The vacuum cleaner can remove dust from filter regardless whether the dust collecting unit is disposed in or separated from the main body. The vacuum cleaner also can remove dust from the filter while the vacuum cleaner operates.