Abstract: A vacuum cleaner and a method of controlling the vacuum cleaner are provided. The vacuum cleaner may include a main body, a dust collection device mounted in the main body, at least one compression member that compresses the dust in the dust collection device, and a driver that drives the compressing member.

Abstract: A vacuum cleaner is provided. The vacuum cleaner may include a dust collection container that stores dust, a compression member that is provided in the dust collection container and which is capable of rotating in first and second directions, and a driver that rotates the compression member. The compression member rotates in a first space corresponding to a first angle range and at least a portion of the dust is stored in a second space corresponding to a second angle range.

Abstract: A vacuum cleaner includes at least one cyclone dust separation unit. A cover is formed over the cyclone dust separation unit to attenuate noise generated by the cyclone unit. Dimples or recesses may be formed on the interior of the cover to further attenuate noise. In addition, a noise attenuating material may be inserted between the cyclone dust separation unit and the cover.

Abstract: A vacuum cleaner is provided. The vacuum cleaner may include a main body, a dust collector, at least one pressing member, and a driver. The dust collector may be detachably attached to the main body and may include a dust storage chamber. The at least one pressing member may compress dust stored in the dust storage chamber. The driver may be disposed in the dust collector and actuate the at least one pressing member.

Abstract: A vacuum cleaner is disclosed. The vacuum cleaner may include a cleaner body, in which a suction motor is provided; a dust collector selectively attached to the cleaner body, in which a dust container is formed; at least one pressing element that presses dust stored in the dust container; and a drive device that drives the at least one pressing element.

Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.

Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.

Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.

Abstract: The present invention discloses a vacuum cleaner including a main body (1) of the vacuum cleaner, a wheel (2) rotatably mounted at the body, a driving unit for driving the wheel (2), a sensor (71) positioned at the main body, for sensing an inclined direction of the main body (1), and a control unit for controlling the driving unit according to the inclined direction of the main body (1) sensed by the sensor (71). In this configuration, the posture of the main body (1) of the vacuum cleaner can be controlled according to the inverted pendulum control theory. Therefore, the main body (1) of the vacuum cleaner can maintain the posture thereof not to fall down.

Abstract: A vacuum cleaner includes both a main dust separation unit and a secondary dust separation unit. One of the dust separation units is provided on a main body of the vacuum cleaner, and the other dust separation unit is provided on a removable dust collection unit that is mountable on the main body.

Abstract: Object of the present invention is to provide a dust collecting device (10) for a vacuum cleaner of the dust collecting performance is improved. For this, a dust collecting device (100) for a vacuum cleaner is provided, including a primary cyclone unit (200) for separating dust by a cyclone principle, a secondary cyclone unit (300) around the primary cyclone unit (200) for separating dust from air discharged from the primary cyclone unit (200) by the cyclone principle, a primary dust container (111) for storing the dust separated at the primary cyclone unit (200), and a secondary dust container (112) in the primary dust container (111) for storing the dust separated at the secondary cyclone unit (300).

Abstract: Object of the present invention is to provide a dust collecting device (100) for a vacuum cleaner of which dust collecting performance is improved. For this, the dust collecting device (100) includes a primary cyclone unit (110) having two parallel primary cyclones (111,112) for separating dust form air introduced therein by a cyclone principle, and a secondary cyclone (120) unit at a downstream of the primary cyclones (111,112) for cleaning the air again by the cyclone principle.

Abstract: Object of the present invention is to provide a dust collecting device (100) for a vacuum cleaner of which dust collecting performance is improved. For this, the dust collecting of the present invention includes two parallel primary cyclones (210, 220) for separating dust by a cyclone principle, and two secondary cyclones (250, 260) for separating dust introduced thereto from the primary cyclones (210, 220) by the cyclone principle, and a dust container (110) for storing dust separated by the primary cyclones (210, 220) and the secondary cyclones (250, 260), wherein the two primary cyclones (210, 220) surround the two secondary cyclones (250, 260), respectively.

Abstract: A vacuum cleaner includes a dust collector that compresses dust stored inside a dust container to minimize the volume of the dust. The dust collector would include one or more pressing plates that are used to compress the dust stored in dust collector. Various methods are used to control movements of the movable pressing plates to facilitate the compression operations. Also, various methods are used to determine when the dust collector is full and needs to be emptied.

Abstract: The present exemplary embodiments relate to a dust separating apparatus for a vacuum cleaner. The dust separating apparatus for a vacuum cleaner according to present exemplary embodiments includes a cyclone in which a plurality of cyclone airflows is formed; a dust outlet for discharging dust separated by the plurality of cyclone airflows; and a dust container for storing dust discharged from the dust outlet, wherein the cyclone includes a body in which air flows along an inner surface thereof, and a pair of sides, each of the sides forming one of both side surfaces of the body and defining an outlet for discharging air.

Abstract: A dust separator for a vacuum cleaner including a body having a pair of spaced apart ends, a first air inlet formed in the body and being configured to receive an air flow containing dust, and a dust outlet formed inwardly of the spaced apart ends and apart from the first air inlet to discharge dust separated in the body, is provided. In addition, a cross-sectional area of the body at the dust outlet is greater than a cross-sectional area of the body at the first air inlet.

Abstract: A distribution unit for a dust separating apparatus of a vacuum cleaner is provided. The distribution unit distributes air and dust to the dust separation unit includes a body having an inlet for introducing the air and dust to the body, a plurality of branch passages for distributing the air introduced into the body to the dust separation unit, and a main passage for connecting the inlet with the branch passages, and wherein a passage cross-sectional area of the main passage at the branch passage is greater than a passage cross-sectional area of the inlet.

Abstract: A suction nozzle and a head of a cleaner having the same includes a suction hole to which a suction force is applied; an air channel formed as a closed region having predetermined area and depth and having the suction hole therein; and scraper longer than an end of an edge of the air channel, positioned in the air channel, and for scraping carpet fibers in cleaning a carpet. Especially when cleaning a carpet, the suction nozzle and the head of a cleaner having the same sufficiently push back carpet fibers to their root portions by the scraper to suck dust and alien substances, so that the carpet can be cleaned more cleanly, a suction path through which external air is introduced is formed in a direction that a cleaning proceeds, and thus dust or alien substances can be effectively removed.

Abstract: A multi cyclone collector with an improved structure is disclosed for providing the highest number of second cyclone collector (300) by disposing a plurality of second cyclone collector (300) in a non circular shape (400) arrangement along a first cyclone collector, thereby increasing collecting efficiency.

Abstract: A dust separator of a cyclone type cleaner includes a first dust separator connected to a suction pipe, for separating dust from air by a centrifugal force for the first time; a collecting container connected to a lower portion of the first dust separator and in which the dust separated in the first dust separator is collected; and a second dust separator connected to an upper portion of the first dust separator, for sucking air which has passed through the dust separation in the first dust separator and separating dust from the air by a centrifugal force for the second time, so that an efficiency of collecting dust is improved without deteriorating a suction force of air.