Abstract: Methods and apparatus for cleaning a surface with a cleaning device having a body with a handle, a connector, and one or more cleaning heads that are removably attached to the cleaning device. Each cleaning head include a lower surface arranged to contact a surface to be cleaned and a dirt collection chamber permanently attached to the cleaning head. The cleaning head may include a support structure to support the dirt collection chamber and a cleaning sheet. The cleaning head also may include a suction nozzle. At least a portion of the dirt collection chamber may be made of a filter material.

Abstract: A vacuum cleaner disclosed that includes a cyclone dust collector. The vacuum cleaner includes a cyclone chamber configured to whirl air introduced from an inlet part to separate dust from the air and including an outlet part provided to discharge the air from which dust is separated from the cyclone chamber. The vacuum cleaner also includes a grill rotatably provided at the outlet part. The vacuum cleaner also includes a rotor including a first fan and a second fan configured to generate an air flow in a direction opposite an air flow direction of the first fan. The vacuum cleaner further includes a case in which the rotor is rotatable accommodated with a gap provided between the grill and the case. The case includes a plurality of holes, and includes a dust removal flow path to discharge air introduced from the plurality of holes through the gap.

Abstract: Methods and apparatus for cleaning a surface with a cleaning device having a body with a handle, a connector, and one or more cleaning heads that are removably attached to the cleaning device. Each cleaning head include a lower surface arranged to contact a surface to be cleaned and a dirt collection chamber permanently attached to the cleaning head. The cleaning head may include a support structure to support the dirt collection chamber and a cleaning sheet. The cleaning head also may include a suction nozzle. At least a portion of the dirt collection chamber may be made of a filter material.

Abstract: A vacuum cleaner comprising: a housing; a motor fan assembly arranged to generate an air flow; a dirt container in fluid communication with a dirty air inlet and the motor fan assembly; a moveable dirt compactor mounted in the dirt container and moveable between a stowed position and a dirt compacting position wherein the moveable dirt compactor is closer to one end of the dirt container in the dirt compacting position than in the stowed position, wherein the movable dirt compactor is shaped so as to allow dirt within the dirt container located on one side of the dirt compactor to pass to the other side of the dirt compactor; and a detector switch coupled to the moveable dirt compactor, the detector switch configured to open an electrical circuit and interrupt power supplied to the motor fan assembly when the moveable dirt compactor moves towards the dirt compacting position and urges dirt towards the one end of the dirt container.

Abstract: A hand vacuum cleaner with front and rear support members whereby, when the hand vacuum cleaner is positioned on a horizontal surface, the hand vacuum cleaner has two support members which support the hand vacuum cleaner with the cyclone axis extending horizontally and the vacuum cleaner body and the cyclone unit positioned above the horizontal surface.

Abstract: Disclosed herein are a cyclone dust collector configured to easily remove dust, hairs, etc. which stick to an outer circumferential surface of a grill portion while the grill portion is being separated and a vacuum cleaner including the cyclone dust collector. The vacuum cleaner includes a cyclone dust collector. The cyclone dust collector includes a case in which dust in sucked air is separated and accommodated, a grill assembly separably mounted on the case, and a cleaning portion configured to clean a surface of the grill assembly.

Abstract: The present disclosure relates to a vacuum cleaner for separating and collecting dust and other contaminants by using a multi-cyclone and a mesh filter, including a cleaning unit for sweeping dust and foreign materials attached to the mesh filter along an outer circumferential surface of the mesh filter, and a rotation unit coupled to the cleaning unit for rotating the cleaning unit relative to the mesh filter, whereby the cleaning unit can clean a surface of the filter automatically or manually during an operation of the cleaner, so that the filter surface can be kept clean, and a load on a fan unit caused due to foreign materials or dust can be reduced.

Abstract: An apparatus comprising one or more of a surface treatment apparatus having an air treatment member and a refuse container wherein at least one of the surface treatment apparatus and the refuse container is provided with one or more of (a) a dust control member providing a dust control agent comprising one or more of a liquid mist, positive ions and negative ions to an area below a dirt emptying outlet of a dirt collection region of the surface treatment apparatus; and, (b) a treatment applicator providing a treatment agent comprising one or more of a deodorizing agent, a disinfecting agent and a sanitizing agent to an interior volume of the air treatment member and an interior volume of the refuse container.

Abstract: A vacuum cleaner including a cyclonic separating unit that includes a cyclonic separator having a separator axis and an end wall which is openable for the removal of dirt from the cyclonic separator, a screen disposed within the cyclonic separator such that it extends in the longitudinal direction of the cyclonic separator, wherein the cyclonic separator is movable relative to the screen between a first position and a second position in the longitudinal direction of the cyclonic separator; a catch arranged to secure the openable end wall in a closed position; and an actuator which is actuated to release the catch when the cyclonic separator is moved into the second position. In an alternative embodiment, there is provided a vacuum cleaner apparatus in which the actuator is enabled for subsequent release of the catch when the cyclonic separator is moved into the second position.

Abstract: A system for filtering a gas-solids mixture, comprises: a housing; a separating body dividing the housing in a raw gas chamber and a clean gas chamber, the raw gas chamber being accessible via an inlet for the gas-solids mixture and the clean gas chamber comprising an outlet for discharging a cleaned gas; a number of filter elements suspended from the separating body; lower ends of the filter elements being connected to a support grid, the support grid comprising a number of arms; one or more cleaning elements provided on the arms of the support grid for cleaning thereof.

Abstract: A hand vacuum cleaner may have a first stage cyclone having a first stage cyclone chamber, a first stage cyclone air inlet, a first stage cyclone air outlet and a first stage longitudinal cyclone axis about which the air rotates in the first stage cyclone chamber. A second stage cyclone may be downstream from the first stage cyclone and may be at least substantially nested in the first stage cyclone. The second stage cyclone may have a second stage cyclone chamber, a plurality of second stage cyclone air inlets, a second stage cyclone air outlet and a second stage longitudinal cyclone axis about which the air rotates in the second stage cyclone chamber. A length of the second stage cyclone chamber may be shorter than a length of the first stage cyclone chamber.

Abstract: A cyclone module for a vacuum cleaner includes a primary separator, a bulk collection chamber, at least one secondary separator and a fines collection chamber. First and second doors are provided for closing debris outlets at the bottom ends of the bulk and fines collection chambers, respectively. The fines collection chamber is elevated within the bulk collection chamber, with the second door spaced above the first door.

Abstract: A vacuum cleaning device comprises: a housing; a motor and fan assembly for generating an airflow between an air inlet and an air outlet. A removable dirt collection bin receives dirt in the airflow. The dirt collection bin is located in fluid communication between the air inlet and air outlet and mountable to the housing. A locking mechanism is moveable between a locked position and an unlocked position for releasably coupling the dirt collection bin to the housing. An ejection mechanism arranged to eject the dirt collection bin away from the housing when the locking mechanism is in the unlocked position.

Abstract: A bagless vacuum cleaner with a main housing, a dust bin releasable from the main housing upon relative movement between the dust bin and the main housing in a release direction, a filter unit, and at least one cleaning member arranged to perform a cleaning action on the filter unit upon relative movement between the at least one cleaning member and the filter unit. The relative movement between the filter unit and the at least one cleaning member is created by relative movement between the main housing and the dust bin in the release direction.

Abstract: A vacuum cleaning device comprises: a housing; a motor and fan assembly for generating an airflow between an air inlet and an air outlet. A removable dirt collection bin receives dirt in the airflow. The dirt collection bin is located in fluid communication between the air inlet and air outlet and mountable to the housing. A locking mechanism is moveable between a locked position and an unlocked position for releasably coupling the dirt collection bin to the housing. An ejection mechanism arranged to eject the dirt collection bin away from the housing when the locking mechanism is in the unlocked position.

Abstract: A surface cleaning apparatus includes a separating and collection assembly defining a collection chamber which receives debris and has a debris outlet, and a debris ejector reciprocally moveable within the collection chamber for vertical displacement relative to an exhaust grill. A push rod can be used to displace the debris ejector relative to the exhaust grill.

Abstract: A robot cleaner provided with a shutter to open or close an inlet of a dust box when the dust box is separated from a body of the robot cleaner. Another robot cleaner, which docks with an automatic exhaust station, is also disclosed, together with the automatic exhaust station. The latter robot cleaner includes a shutter to be automatically opened by air discharged from the automatic exhaust station in a docked state of the robot cleaner to exhaust dust from the dust box, in order to allow even heavy dust to be easily exhausted.

Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner main body and a dust container communicating with the cleaner main body, the dust container storing dusts separated from air. The dust container includes a dust collection body including a dust storage part for storing the dusts, a pressing member for compressing the dusts stored in the dust collection body, and a cleaning member contacting an inner surface of the dust collection body to clean the inner surface of the dust collection body.

Abstract: An insect trapping device traps, kills and facilitates disposal of an insect. The device includes a handle which is hollow defining a conduit extending between a first end and a second end. A fan coupled to the handle in the conduit such that the fan provides suction into the first end of the handle. A cup is coupled to the first end of the handle for directing an insect into the first end of the handle. A receptacle is coupled to the second end of the handle and vented end such that the fan urges air flow out through the receptacle wherein the receptacle receives and holds the insect sucked through the first end of the handle.

Abstract: An upright vacuum cleaner with one or more features, such as a top opening rigid container, a headlight, a replaceable power cord a motor housing suspended within the vacuum to reduce noise and/or vibration a clutch assembly with a RPM sensor, and/or one or more filter plates to improve airflow.

Abstract: A vacuum cleaner filtration system having a primary separation system and a filter downstream of the primary separation system. The filter has an upstream side to receive an airflow exiting the primary separation system, and a downstream side fluidly opposite the upstream side. The system has a vacuum fan, a primary suction path between the filter's downstream side and the vacuum fan, a valve in the primary suction path and configured to selectively position to block the primary suction path and create a closed passage at the filter's downstream side, and a secondary suction path between the filter's upstream side and the vacuum fan. A secondary filtration system is in the secondary suction path to separate dirt from an airflow passing therethrough, to thereby clean dirt from the filter's upstream side. A nozzle may be provided to concentrate the air flow as it enters the secondary suction path.

Abstract: Provided is a self-propelled vacuum cleaner comprising: a housing that has an net formed on a lower surface and an exhaust port formed at one of left and right sides at a rear part and that can be self-propelled; and a dust-catching part provided between the inlet and the exhaust port through a ventilation path, wherein the dust-catching part includes a dust box disposed at the side of the net and an electrically powered fan disposed at the side of the exhaust port, the dust box and the electrically powered fan being configured to be separable.

Abstract: A cleaning appliance of the cylinder type comprises a separating apparatus for separating dirt from a dirt-bearing fluid flow, and a floor-engaging rolling assembly. The separating apparatus comprises a first cyclonic separation unit having a low efficiency cyclone and a second cyclonic separation unit having a plurality of second cyclones. The rolling assembly comprises a main body and a pair of floor-engaging wheels. The main body comprises a recess in which the separating apparatus is received such that when the cleaning appliance is viewed from either side there is no gap between the first cyclonic separation unit and the rolling assembly along at least 50 to 100% of the full length of the low efficiency cyclone.

Abstract: A dry cleaning casing of a dry cleaning apparatus includes a casing body including an internal space for flying a cleaning member, an opening to which a cleaning target is contacted to collide the cleaning member to the cleaning target, and an air introduction route to introduce external air to the internal space, by sucking air from the internal space while the opening is closed by the cleaning target, to generate rotating air flow for flying the cleaning member; a flow restriction member to define a rotation axis of the rotating air flow in the internal space; and a screen plate made of a porous plate to block movement of the cleaning member while passing through substance removed from the cleaning target.

Abstract: A switch assembly for a wet/dry vacuum cleaner is disclosed. The switch assembly includes a switch movable by a user between an ON position and an OFF position. An automatic shutoff assembly is operable in conjunction with the switch assembly to turn the switch to the OFF position in the event that a level of liquid within a tank of the wet/dry vacuum cleaner rises above a predetermined level. When triggered, the automatic shutoff assembly exerts a biasing force urging the switch toward the OFF position. A user can manually override the automatic shutoff assembly by providing a force sufficient to overcome the biasing force.

Abstract: A self-righting cleaning appliance of the cylinder type comprises a separating apparatus for separating dirt from a dirt-bearing fluid flow, and a floor-engaging rolling assembly having a recess in which the separating apparatus is received. At least a portion of the separating apparatus is visible as a portion of the outer surface of the cleaning appliance when the separating apparatus is received in the recess, and the cleaning appliance is arranged so that it is urged to return to an upright position if it is tipped onto its side.

Abstract: A vacuum appliance is provided including a dirt collection container for sucked-in vacuumed material, a suction unit for subjecting the dirt collection container to the action of negative pressure via a suction chamber, at least one filter element between the dirt collection container and the suction chamber in the flow direction of the air sucked in by the suction unit, at least one rechargeable battery for providing electrical energy for the suction unit, and at least one battery receptacle for holding the battery on the vacuum appliance. The vacuum appliance includes a filter cover transferrable from a closed position in which the filter element is covered, to a removal position in which the filter element is removable from and insertable into the vacuum appliance on the clean space side, and vice versa, and which filter cover includes the battery receptacle for the battery.

Abstract: A surface cleaning apparatus comprises a cyclone bin assembly lock that releasably secures the cyclone bin assembly to the body of the surface cleaning apparatus. The cyclone bin assembly lock comprises first and second locking members provided internal of the surface cleaning apparatus.

Abstract: A vacuum cleaner includes a cleaner body and a dust container separably mounted on the cleaner body. The dust container includes a dust collection body including an opening, a wall, and a dust separation part. A cover covers the opening of the dust collection body. An air guide is disposed at the dust collection body, the air guide having an opening provides an inflow hole through which air separated from dust in the dust separation part is introduced, and a filter accommodated in the air guide filters the air separated from the dust. When the cover uncovers the opening of the dust collection body, the filter is visible through the opening of the air guide.

Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner main body, a dust container including a dust collection body separably disposed on the cleaner main body to define a dust storage chamber for storing dusts and a lower cover disposed under the dust collection body to open and close the dust storage chamber, a pressing member movably disposed inside the dust collection body to compress the dusts within the dust storage chamber, the pressing member including a rotation shaft and a pressing plate connected to the rotation shaft, a transmission part disposed under the lower cover to transmit a power transmitted from the outside, and a connection member disposed above the lower cover to transmit the power transmitted from the transmission part into the rotation shaft.

Abstract: A vacuum cleaner is disclosed. The vacuum cleaner includes a dust separation device provided in a body; a dust collection device connected with the dust separation device; a dust compression part movably provided in the dust collection device, to compress dust by applying a pressure to dust collected in the dust collection device selectively; a liquid accommodation part provided in the dust collection device or the body, to accommodate a predetermined liquid; and a liquid exhaustion part connected with the liquid accommodation part, to exhaust the liquid toward the dust in the dust compression performed by the dust compression part, wherein the liquid exhaustion part comprises an opening/closing member provided therein to control flow of the liquid, and the opening/closing member is transformed by an external force to guide the liquid to be exhausted outside the liquid exhaustion part.

Abstract: A filter shaker for a filter assembly disposed in a vacuum includes a housing that removably mounts to the filter and/or a support for the filter and a vibrator assembly carried by the housing. When actuated, the vibrator assembly vibrates the filter to clean particulate matter from the filter. The vibrator assembly includes a motor that drives an eccentric and an actuator that periodically impacts against a portion of the housing to cause the vibrations. The housing includes a mounting assembly for mounting the filter shaker to the cage and/or filter in an operative position and a locking assembly for locking and unlocking the filter shaker in the operative position to prevent the filter shaker from vibrating off. In the operative position, the filter shaker covers an open end of a tubular filter and thereby forces air to be directed through filter material of the tubular filter.

Abstract: A vacuum cleaner (1, 21, 41, 51) for dry dust comprises at least a dust chamber (3, 23, 43, 53) and a fan unit(13, 63), which dust chamber (3, 23, 43, 53) is provided with an air inlet opening (7, 27, 57) and an air outlet opening (8, 28) communicating with the fan unit (13, 63). The dust chamber (3, 23, 43, 53) comprises a movable body (9, 29, 59) for restricting air flow through the dust chamber (3, 23, 43, 53). In use the movable body (9, 29, 59) is located on dry dust collected in the dust chamber (3, 23, 43, 53) due to kinematic sorting between the movable body (9, 29, 59) and the dry dust.

Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner body and a dust container separably mounted on the cleaner body. The dust container includes a dust collection body including a first chamber in which air and dust are separated from each other and a second chamber in which the dust separated in the first chamber are stored and a pressing member rotatably reciprocated between the first and second chambers within the dust collection body to compress the dust stored in the second chamber in one direction while moving from the first chamber to the second chamber.

Abstract: The present disclosure relates to a vacuum cleaner A vacuum cleaner of the disclosure includes a body, a dust collecting unit disposed at one side of the body and provided with a dust collecting container storing the dust, a pressurization member compressing the dust stored in the dust collecting container, a driving device operating the pressurization member, and a dust emptying notification unit noticing the dust emptying time by visualizing a storage condition of the dust within the dust collecting container while sliding-moving by operating the pressurization member. In the disclosure, the accommodating condition of the dust for the dust collecting unit can be easily shown.

Abstract: A vacuum cleaner with a separation module includes an advanceable filter media for filtering a debris-containing working airstream. The filter media can extend over an exhaust grill having openings through which air may pass. The filter media can be mounted on a pair of moveable reels, such that the filter media can periodically be replaced with new filter media.

Abstract: A latch mechanism for a dirt cup of a vacuum cleaner. The latch mechanism can include a first sloped portion provided on a mounting structure for receiving a dirt cup and a filter housing in supporting relationship to the vacuum cleaner and a second sloped portion on the filter housing corresponding to the first sloped portion. Movement of the filter housing in a first direction relative to the mounting structure as the first and second sloped portions bear against each other results in the movement of the filter housing, and thus the dirt cup, in a second direction transverse to the first direction relative to the mounting structure.

Abstract: A round-shaped lid with a curved edge and domed air outlets to collect leaves with a blower/vacuum in suction mode. The leaves shredded by the blower/vacuum are discharged into a connecting pipe which is attached to a lid inserted into the opening of a large debris collection bag. In particular, the lid has three main openings, one for the entry of debris and two for the air outlet. The connecting pipe is made of ribbed plastic and is held to the lid by the sides of a groove and to the blower/vacuum by a plastic sleeve with cable ties. A piece of thick plastic or metal is placed under a plastic membrane and the debris collection bag in order to protect them during movement over the ground. The debris is collected directly into the bag that will be discarded.

Abstract: Provided is a vacuum cleaner. The vacuum cleaner includes a cleaner main body and a dust container communicating with the cleaner main body, the dust container storing dusts separated from air. The dust container includes a dust collection body including a dust storage part for storing the dusts, a pressing member for compressing the dusts stored in the dust collection body, and a cleaning member contacting an inner surface of the dust collection body to clean the inner surface of the dust collection body.

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: A cleaning appliance comprising a main body and a separating apparatus including a dirt collector having a base that is openable that allows the dirt collector to be emptied. The cleaning appliance includes an actuator that is operable sequentially such that, during a first operation, the actuator causes the base to be opened and, during a second operation, the actuator causes the dirt collector to disengage from the separating apparatus. A single actuator is therefore used for two functions: firstly to open the dirt collector for emptying purposes and, secondly, to disengage the dirt collector from the separating apparatus for example for cleaning purposes. Such an arrangement is space efficient and intuitive for the user.

Abstract: A filter unit (100) for a vacuum cleaner includes a filter body (110) and a dust removing means (120). The filter body is elongated and at least partly flexible and the dust removing means is configured to collapse and expand the filter body in response to a force applied on the dust removing means. The filter body comprises pleats (115) extending along the filter body. The filter unit of the present invention is advantageous in that it reduces clogging and thereby increases the efficiency of the vacuum cleaner.

Abstract: A vacuum cleaner having a main separating unit, a filter, an auxiliary separating unit, a vacuum source adapted to generate an airstream, and airflow passages configured to operate in a vacuum cleaning mode and a filter cleaning mode. In the vacuum cleaning mode, the airflow passages are configured to direct the airstream through the main separating unit and then through the filter in a first direction, and the airflow substantially bypasses the auxiliary separating unit. In the filter cleaning mode, the airflow passages are configured to direct the airstream through the filter in a second direction, opposite the first direction, and then through the auxiliary separating unit. A method for operating a vacuum cleaner is also provided.

Abstract: A dust collector includes a dust container; a centrifugal separator installed inside the dust container to separate dust from air; a filter unit installed at a discharge hole of the centrifugal separator and provided with a filter member; and a dust-removing device for dislodging dust from the filter unit. The dust-removing device includes a dust removal unit including a dust-removing member having dust-removing projections formed on an undersurface thereof, wherein the dust-removing projections move back and forth while contacting the filter unit to dislodge dust from the filter unit; and a drive unit for providing driving power to the dust removal unit.

Abstract: A surface cleaning apparatus is provided. The surface cleaning apparatus comprises a fluid flow path extending from a dirt inlet to a clean fluid outlet, and a fluid flow motor positioned in the fluid flow path. The surface cleaning apparatus further comprises a first cyclonic cleaning stage comprising a cyclone chamber. A dirt chamber is in fluid communication with the cyclone chamber and positioned below the cyclone chamber. The dirt chamber has a dirt chamber inlet that is off-center.

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: The invention relates to a vacuum cleaning appliance having a moveable stand. A suction device mounted on the stand has a device upper part mounted on the stand and a dirt collection container situated beneath the device upper part. The stand has a lifting device and an actuating element pivotable about a horizontal axis for raising and lowering the dirt collection container, which in its raised position abuts against the device upper part in a flow-tight manner, and in its lowered position rests on a floor surface. The actuating element is configured as a push bar having a handle part which, in the raised position of the dirt collection container, may be gripped by the user in a standing posture in order to move the vacuum cleaning appliance, and is upwardly pivotable about the pivot axis by at most 135° in order to lower the dirt collection container.

Abstract: A surface cleaning apparatus wherein a body comprises a scalloped wall that defines a suction motor chamber that houses a suction motor.

Abstract: A backflush filter cleaning system for use with a vacuum cleaner employing an internal filter may include a filter cage having a first end, a second end and a peripheral opening, a backflush valve coupled to the first end, an intake plenum coupled to the second end, the plenum having an air outlet, an inlet valve coupled between the peripheral opening and the air outlet, and a cleaning actuator coupled to at least one of the valves. The system can be adapted to clean a filter coupled to a vacuum cleaner where the system can include a means for establishing a first airflow path from inside the collector through the filter, to the vacuum source, a means for flowing air along the first airflow path, and a means for establishing a second airflow path from an atmosphere surrounding the vacuum cleaner through the backflush valve, through the filter, and into the collector to clean the filter.

Abstract: A vacuum system includes a filter cleaning mechanism which allows the filter to be cleaned without removal from the vacuum. This mechanism can include a carrying handle which is biased against the lid by a spring. The handle may be released from a vertical position, causing the handle to forcefully strike the lid and dislodge debris from the filter. The vacuum may include a spark arrestor disposed around the filter. The spark arrestor encloses the filter and surrounds the filter sides with a metal screen. The spark arrestor has holes formed in the bottom around the outer perimeter of the filter so that debris which is dislodged from the filter falls through the holes and into the vacuum canister.