Abstract: Disclosed is a cyclone dust collector in which usability is improved. A vacuum cleaner comprising a cyclone dust collector, wherein the cyclone dust collector includes, a case configured to swirl suctioned air to separate dust from the suctioned air and accommodate the separated dust, a grille assembly separably installed in the case, and a cleaning portion included in the case and configured to remove dust adhered to a surface of the grille assembly when the grille assembly is separated from the case.

Abstract: A cleaning device includes: a lens cover configured to cover an object lens of a camera provided in a machining area of a machine tool, the lens cover being transparent; a motor configured to rotate the lens cover; and a wiping member configured to, when the lens cover rotates, wipe at least an adhering substance that has adhered to a region of the lens cover in an angle-of-view of the camera.

Abstract: The present disclosure discloses a robot cleaner, including a cleaner body; and a sensing unit disposed in the cleaner body, wherein the sensing unit includes a rotating body configured to be horizontally rotatable around a rotation shaft passing through an inside of the cleaner body; a sensing unit mounted on one side of the rotating body to sense a feature or an obstacle in the vicinity of the cleaner body; and a tilting unit installed inside the rotating body to vertically tilt the sensing unit.

Abstract: A drain cleaning device for removing debris from a drain is disclosed herein. In one embodiment, the drain cleaning device includes a handle section; an elongated rod section connected to the handle section, the elongated rod section including one or more longitudinally extending ribs disposed along a length thereof, the one or more longitudinally extending ribs configured to add structural rigidity to the elongated rod section, and the one or more longitudinally extending ribs further configured to facilitate the cleaning of grime from a side of a drain pipe; and a tip section connected to the elongated rod section, the tip section including a plurality of hook elements disposed thereon, the plurality of hook elements configured to grab and collect debris from the drain pipe. In one embodiment, the plurality of hook elements comprise a plurality of injection-molded micro-hook elements.

Abstract: A three-tier cyclone dust bin filtration system and a vacuum cleaner comprising the system. The filtration system comprises a tier one filtration apparatus and a spiral tier two dust-air separation apparatus in communication with an air outlet of the tier one filtration apparatus and provided with two tiers of filtration structures, where the spiral tier two dust-air separation apparatus is detachably fixed onto the tier one filtration device. The vacuum cleaner comprises a floor brush, a push rod, a main machine, and the three-tier cyclone dust bin filtration system.

Abstract: Disclosed is a vacuum cleaner having a structure for preventing foreign matter from entering between a drum brush and a bearing. A vacuum cleaner includes a suction portion formed with a suction port through which air and foreign matter are sucked. The suction portion includes a housing and a drum brush rotatably provided in the housing. The drum brush includes a rotating drum rotating by receiving a driving force and a brush mounted on the rotating drum. The housing is provided with an annular blocking rib, and the brush located at one end of the drum brush is configured to be accommodated in the blocking rib.

Abstract: Motor dampening provisions are described. Incorporation and use of the motor dampener(s) in a rotary type drain cleaning machine enables elimination of a clutch in the machine. Also described are clutch-free drive systems using the motor dampener(s). Also described are torque countering members that are used in conjunction with the motor dampener(s).

Abstract: A gear assembly includes an upper cover and a lower cover, a stator fixed to the lower cover, a rotor opposite to the stator and including a rotary shaft and magnet, a main gear fixed to the rotary shaft and rotating along with the rotary shaft, and a helical gear engaged with the main gear, the main gear and the helical gear being both received in the cover member, the upper cover including a boss portion with a recess receiving a tip of the rotary shaft. The rotor is axially movable and when the rotary shaft stops rotating, the tip of the rotary shaft is in the recess of the boss portion, and when the rotary shaft rotates, the helical gear applies a force on the main gear, and the tip of the rotary shaft is disengaged from the recess of the boss portion.

Abstract: A cleaning tool incorporating a resilient mop head having an attachment assembly extending away from the mop head for operative connection to an elongated handle structure. An adjustable force applicator is disposed in substantially coaxial relation to the elongated handle structure between the handle structure and the attachment assembly. Adjustment of the force applicator by a user permits the application of variable compressive force against the attachment assembly thereby controlling the degree of permitted mop head movement.

Abstract: A voice-controlled back scrubber that comprises of a rectangular frame that guides a rectangular compartment. The rectangular compartment has a holder that receives a lift belt on its central top inner section. The rectangular compartment houses a liquid soap holder, a plurality of scrubber sprockets that define a spindle, a first servomotor, a plurality of electrical soap dispensers, a plurality of soap dispensing hoses, a second servomotor, a lift belt, a controller and a power source. The rectangular compartment is covered with a cover that has a plurality of apertures that allows the spindles to pass through the cover. Scrubbers attach to the spindles after the cover is placed on the rectangular compartment. And, an accordion cover that attaches to the rectangular frame and to the rectangular compartment so that an inner section of the rectangular frame that covers the holder and the lift belt is covered.

Abstract: A vacuum cleaner includes an odor neutralizer and dust plume abatement system. The odor neutralizer and dust plume abatement system delivers a mist to a working air path of the vacuum cleaner, such as at or upstream of a working air treatment assembly defining a portion of the working air path.

Abstract: An extraction cleaner is provided with a removable recovery tank having a recovery container, a drain opening quick-empty valve, and an actuator assembly for emptying the recovery container. The drain opening can be provided on a lower portion of the recovery container. The actuator assembly can selectively open the valve. At least a portion of the actuator assembly can be provided on an upper portion of the recovery container.

Abstract: A device for cleaning cords, cables, lines, strings, wires, ropes, and the like includes first and second angled sections. The angled sections can be substantially perpendicular to each other. The first section can include substantially parallel panels, and a substantially U-shaped opening can be formed in each panel. The openings are partially aligned with each other such that the cord, cable, line, string, wire or rope can be positioned therethrough. The device can be used to clean feeder/drinker lines in poultry houses.

Abstract: An automatically moving floor processing device has a housing, at least one drive element that is driven by an electric motor and can rotate around a drive axle for movement purposes, and at least one contact element that moves ahead of the drive element in the direction of movement, which extends from a housing underside of the housing in the direction of a surface to be processed. In order to make it easier to overcome obstacles, a contact surface of the contact element pointing in the direction of movement and/or a connecting line that connects the contact surfaces of two contact elements be oriented nonparallel to the drive axle of the drive element, and be spaced apart from a contact surface of the drive element by a distance relative to the direction of movement that is less than one diameter of the drive element.

Abstract: A handheld vacuum cleaner is provided with a hand-carriable body housing the components of a vacuum collection system, which can include a working air path through the body from an air inlet to an air outlet. An air deflector is positioned in opposition to the air inlet and directs a working airstream from the air inlet downwardly within a debris removal assembly.

Abstract: The invention concerns a dish brush (1, 11) for conventional sweeping machines for cleaning, brushing or sweeping paved surfaces, wherein special constructed sweeping elements (4) and steel cable plugs (5) both waste and weeds remove from different types of paved surfaces. The mentioned sweeping elements (4) are fastened with welds (8,9) from the top side of the raised contour edge (2) through slit openings (6,7) and the steel cable plugs (5) are fastened with a weld (10) from the bottom side of said contour edge (2). The advantage is a well applicable sweeping and weeds removing dish brush (1,11) and which can be manufactured in a very economical way.

Abstract: Polishing media in the form of bristles made from a porous polymer-based material, apparatus and systems including the media, and methods of forming and using the media, apparatus, and systems are disclosed. A method of manufacturing bristles for use in polishing a workpiece which includes a non-planar surface includes the steps of combining a liquid polymer material and a foaming agent to form a foamed polymeric material, and separating the foamed polymeric material into a plurality of bristles. The foaming agent is configured to impart a porosity to the polymeric material, where the porosity is characterized by a density in the range of 0.3 to 1.2 g/cm3.

Abstract: A floor processing device has a motor-driven floor processing element for processing a floor to be processed, wherein the floor processing element has a hollow space with a hollow space opening that joins the hollow space with the ambient air. A fragrance element is arranged in the hollow space.

Abstract: A vacuum and blower device is disclosed. The vacuum and blower device comprises a fan driven by a first motor, and a housing with a vent, a vacuum input aperture, and a blower output aperture. The vacuum input aperture and the blower output aperture are on one end of the device. The vacuum and blower device further includes an airflow director, the airflow director being held within the housing and adapted to be rotated between a first and second position. A blower output channel communicates with the airflow director and the blower output aperture. In the first position, the fan draws air through the vacuum input aperture and out the vent and airflow to the blower output channel is blocked. In the second position, the fan blows air through the blower output channel and out the blower output aperture.

Abstract: A cleaning apparatus includes a fluid discharge portion discharging fluid to a cleaning object, a gas discharge portion jetting gas to the cleaning object, a fluid tank, a fluid pump supplying the fluid via a fluid passage, a gas pump supplying gas via a gas passage, a control unit, a housing at which a part of the fluid passage and a part of the gas passage are provided, and a valve element switchable between a closed position at which the gas passage is blocked and an open position at which the gas passage is opened, the valve element including a first surface receiving a fluid pressure in a direction where the valve element is brought to the closed position and including a second surface receiving a gas pressure in a direction where the valve element is brought to the open position in a state where the valve element is closed.