Patent application number | Description | Published |
20080229539 | Upright vacuum cleaner using return current of discharging air - An upright vacuum cleaner includes a suction nozzle unit, an inlet formed on a bottom surface of the suction nozzle unit, an injection path disposed near the inlet, a suction motor mounted in the suction nozzle unit, and a main body attached to the suction nozzle unit and in fluid communication with the suction motor. The injection path ejects air toward a surface to be cleaned. The suction motor generates a suction force to draw in air and dust through the inlet. The main body separates dust from the air using centrifugal force, collects the dust, and discharges the air to the suction nozzle unit. The air discharged from the main body flows through the suction motor, is ejected from the injection path toward the surface to be cleaned, and is then suctioned into the inlet so that a portion of the discharged air circulates within the vacuum cleaner. | 09-25-2008 |
20090000057 | Suction nozzle assembly usable with vacuum cleaner having hair collecting member, vacuum cleaner having the same, and method for removing hair by using the same - A suction nozzle assembly usable with a vacuum cleaner includes a nozzle body configured to move along a surface to be cleaned, the nozzle body having a contaminant suction opening; and a hair collecting unit disposed at the nozzle body; wherein the hair collecting unit comprises a hair collecting member that contacts the surface to be cleaned; wherein when the nozzle body moves, the hair collecting member does not rotate; and wherein when the nozzle body moves in a first direction, the hair collecting member collects fibers from the surface to be cleaned. | 01-01-2009 |
20090031520 | Upright vacuum cleaner - A vacuum cleaner including a sterilizing unit is provided. The sterilizing unit includes a hot air circulating duct and an air passage switching part. The hot air circulating duct is disposed between a motor chamber and an air inflow part of the dust separating unit to guide air from the motor chamber to the air inflow part of the dust separating unit. The air passage switching part is disposed at a place where the air inflow part, the suction hose and the hot air circulating duct intersect. The air passage switching part is movable between a cleaning position and a sterilizing position to switch a flow of air, the cleaning position being a position that blocks off between the air inflow part and the hot air circulating duct and the sterilizing position being a position that blocks off between the air inflow part and the suction hose. | 02-05-2009 |
20090031522 | Suction port assembly of vacuum cleaner - A vacuum cleaner operable on upright mode and canister mode is provided. The vacuum cleaner includes a suction port assembly comprising a suction port and a suction passage to draw in dust-laden air, a cleaner body housing a dust separating unit and a motor connected with the dust separating unit, an operating handle assembly in fluid communication with the cleaner body through a hose and in fluid communication with an extension pipe, and a carrying handle assembly sliding along the cleaner body to increase in length. If the vacuum cleaner is in the upright mode, the extension pipe is in fluid communication with the suction port assembly, is used as a passage for air to pass toward the cleaner body, and supports the cleaner body, while if the vacuum cleaner is in the canister mode, the extension pipe is separated from the cleaner body. | 02-05-2009 |
20090044371 | Vacuum cleaner for use in both upright form and canister form - A vacuum cleaner for use in both an upright form and a canister form, which can mount and dismount a cleaner body to and from a suction nozzle assembly is disclosed. The vacuum cleaner includes a suction nozzle assembly to draw in dust or dirt along with air while moving along a surface to be cleaned; a cleaner body having a dust separating unit to separate and collect the dust or dirt from the air drawn in from the surface to be cleaned; a supporting unit hingedly joined to the suction nozzle assembly to support a lower part of the cleaner body to communicate with the suction nozzle assembly; and a locking unit to detachably lock the lower part of the cleaner body to the supporting unit. | 02-19-2009 |
20090044373 | Upright type vacuum cleaner - An upright type vacuum cleaner is provided that includes a cleaner body having a body duct; a suction nozzle rotatably disposed at a lower portion of the cleaner body and having a brush duct; and a connecting duct having a smooth inner surface to connect the body duct with the brush duct so that when the cleaner body rotates with respect to the suction nozzle, the connecting duct allows the body duct to rotate with respect to the brush duct. | 02-19-2009 |
20090100635 | Dust collecting unit for vacuum cleaner - A dust-collecting unit for a vacuum cleaner is provided which detachably connected with a cleaner body of the vacuum cleaner. The dust-collecting unit includes a dust receptacle which is disposed under a dust separator disposed in the cleaner body, for collecting dust separated from air by the dust separator and dropping down from the dust separator, a dust receptacle ascending/descending part which is disposed under the dust receptacle and is pivoted in a direction or a reverse direction to ascend or descend the dust receptacle and to press-lock or unlock the dust receptacle to or from the dust separator, and a handle which extends from one side of the dust receptacle ascending/descending part along a lengthwise direction of the dust receptacle and has a gap with respect to a circumferential surface of the dust receptacle. | 04-23-2009 |
20090113861 | Vacuum cleaner - A multi-cyclone dust-collecting apparatus for a vacuum cleaner mounted in a main cleaner body to separate dust from air flowing from a suction port body and collect the dust separated from the air, the apparatus including a dust-separating unit including a primary cyclone unit to separate large dust particles contained in the air flowing from the suction port body, and a secondary cyclone unit that is disposed inside the primary cyclone unit and that tapers downwards; and a dust-collecting unit detachably mounted in a lower portion of the dust-separating unit, the dust-collecting unit including a first dust-collecting chamber to collect the large dust particles discharged from the primary cyclone unit, and a second dust-collecting chamber disposed inside the first dust-collecting chamber to collect fine dust particles discharged from the secondary cyclone unit. The first dust-collecting chamber may be greater in volume than the second dust-collecting chamber. | 05-07-2009 |
20090119869 | Vacuum cleaner - A vacuum cleaner is provided which includes a cleaner body in which a ultraviolet (UV) irradiation unit is mounted in a dust receptacle mounting unit, a dust receptacle detachably mounted in the dust receptacle mounting unit, the dust receptacle comprising a UV transmission window formed in a position facing the UV irradiation unit, and a switching device mounted in the dust receptacle mounting unit to switch power applied to the UV irradiation unit according to whether the dust receptacle is mounted. Accordingly, power is applied to a UV lamp only when the dust receptacle is mounted in the vacuum cleaner, so there is no risk that a user is exposed to UV rays emitted from the UV lamp when the user separates the dust receptacle from the vacuum cleaner. | 05-14-2009 |
20090133214 | Nozzle assembly having UV generation unit and vacuum cleaner having the same - A nozzle assembly having a UV generation unit and a vacuum cleaner having the same are provided. The nozzle assembly includes a nozzle main body that moves over a cleaning surface, a drum brush unit that is formed on the nozzle main body and includes an extension unit, an ultraviolet (UV) generation unit that is formed on the drum brush unit to be folded or unfolded so that the UV generation unit selectively faces the cleaning surface, and a switch that turns the UV generation unit on or off according to whether the UV generation unit is folded or unfolded. | 05-28-2009 |
20090133370 | Cyclone dust collecting apparatus for vacuum cleaner - A cyclone dust collecting apparatus for a vacuum cleaner includes a first cyclone, a second cyclone disposed inside the first cyclone, and an air guiding member to form an entrance of the second cyclone through which semi-clean air discharged from the first cyclone enters. The air guiding member includes a grill member to have a plurality of holes, and a plurality of guiding blades disposed inside the grill member. | 05-28-2009 |
20090144927 | Cord-reel apparatus and vacuum cleaner having the same - A cord reel apparatus for a vacuum cleaner is provided. The cord reel apparatus includes a cord reel, a regulation lever, and a release level. The cord reel is rotatably disposed in the vacuum cleaner and is elastically biased to retract a power cord. The regulation lever is in the cleaner body to pivot between a first position to restrict a rotational movement of the cord reel and a second position to release the restriction. The release lever is in the cleaner body to pivot the regulation lever to the second position and includes a button. The button includes a first push portion and a second push portion. The first push portion can be pushed in a vertical direction when the cleaner body on its rear portion. The second push portion can be pushed in a vertical direction when the cleaner body stands upright. | 06-11-2009 |
20090144928 | Vacuum cleaner - A vacuum cleaner includes a brush assembly that travels along a cleaning surface and draws in dirt-entrained air therethrough, a cleaner body that is connected to the brush assembly and has a dust collector, a fixing unit that detachably mounts the cleaner body onto the brush assembly such that the vacuum cleaner is used as an upright type vacuum cleaner and dismounts the cleaner body from the brush assembly such that the vacuum cleaner is used as a canister type vacuum cleaner, and a regulation unit that restricts a horizontal rotation of the brush assembly if the cleaner body is mounted onto the brush assembly. | 06-11-2009 |
20090144929 | Vacuum cleaner used as both upright type cleaner and canister type cleaner - A vacuum cleaner convertible between upright and canister modes is provided. The vacuum cleaner includes a suction port body that draws in dust from a cleaning surface therethrough, a cleaner body that separates and collects dust from air drawn in through the suction port body, an extension pipe that fluidly communicates with the suction port body, a flexible hose that is detachably connected with the cleaner body, and a manipulation handle that connects the extension pipe and the flexible hose to each other, wherein the suction port body has a drum brush and a driving motor that are disposed inside the suction port body, the driving motor being driven by a power supplied from the cleaner body, wherein the vacuum cleaner is converted into an upright type cleaner or a canister type cleaner by mounting or dismounting the cleaner body to or from the extension pipe. | 06-11-2009 |
20090144930 | Cleaner having a handle for carrying a dust container and a cleaner body - A cleaner is provided in which a handle for a dust receptacle can also be used as a handle for a cleaner body. The cleaner includes a cleaner body which includes a dust receptacle receiving unit, a dust receptacle which is detachably mounted on the dust receptacle receiving unit and includes a handle, a moving unit which moves the dust receptacle on the dust receptacle receiving unit to be fixed to the cleaner body, and a connection unit which fixes the dust receptacle to the cleaner body at two or more places according to the movement of the dust receptacle. Since the dust receptacle is firmly connected to the cleaner body by the connection unit, the handle can be used to carry the cleaner body as well as the dust receptacle. | 06-11-2009 |
20090144932 | Cyclone contaminant collecting apparatus for vacuum cleaner - A cyclone contaminant collecting apparatus for a vacuum cleaner may include a cyclone unit disposed at a cleaner body so that a longitudinal center axis thereof is parallel to a first sidewall of the cleaner body, the cyclone unit having a contaminant-discharging opening formed at an upper portion of a side surface thereof; and a contaminant receptacle disposed at a side of the cyclone unit to be attached to or detached from the cleaner body, the contaminant receptacle having a top wall at which a contaminant-entering opening is formed corresponding to the contaminant-discharging opening of the cyclone unit. | 06-11-2009 |
20090282792 | Cyclone dust collector - A cyclone dust collector is provided, including a cyclone unit that includes a first cyclone unit including a cyclone chamber to separate dust from dust-laden air, and a second cyclone unit, which is mounted in the first cyclone unit, including a plurality of cones to separate fine dust, and a cover unit that is formed on the cyclone unit to gather air discharged from the second cyclone unit and guide the air outside the cyclone dust collector, wherein the first cyclone unit includes a blocking plate at a lower part of the first cyclone unit, the blocking plate including a plurality of holes that are in fluid communication with the plurality of cones. | 11-19-2009 |
20090300871 | Cyclone dust-collecting apparatus and vacuum cleaner having the same - A cyclone dust-collecting apparatus and vacuum cleaner having the cyclone dust-collecting apparatus are provided. The cyclone dust-collecting apparatus includes a cyclone unit comprising a primary cyclone unit having a grill filter formed therein, and a secondary cyclone unit fluidly communicating with the primary cyclone unit; a cover unit detachably disposed above the cyclone unit to discharge air discharged from the secondary cyclone unit; and a dust-collecting unit detachably disposed below the cyclone unit to collect dust separated by the primary cyclone unit and secondary cyclone unit, wherein air flows into the grill filter in the same direction as air flows into the primary cyclone unit. | 12-10-2009 |
20090305862 | Cyclone dust-collecting apparatus - A cyclone dust-collecting apparatus includes a body unit, a top portion of which is detachably engaged with a cover unit; a cyclone unit disposed inside the body; and a filter unit detachably disposed above the cyclone unit, wherein air flowing into the body unit is guided from the cyclone unit upward to the filter unit, and is discharged downward via the filter unit. | 12-10-2009 |
20100071152 | Vacuum cleaner - A vacuum cleaner is provided that includes a cleaner body; a dust separating apparatus fixed to the cleaner body; a first dust receptacle detachably attached to the cleaner body on a bottom portion of the dust separating apparatus to collect large particle dust; a second dust receptacle detachably attached to the cleaner body on a bottom portion of the first dust receptacle to collect fine particle dust; and a locking device having a first position in which the dust separating apparatus is closely contacted to the first and second dust receptacles, and a second position in which the dust separating apparatus is spaced apart from the first and second dust receptacles at a predetermined interval. The second dust receptacle is detached from the first dust receptacle at the second position, and is detached from the cleaner body after the first dust receptacle is disengaged from the cleaner body. | 03-25-2010 |
20100107359 | Suction nozzle assembly and vacuum cleaner having the same - A suction nozzle assembly for a vacuum cleaner is provided. The suction nozzle assembly includes a suction nozzle assembly body, a hair collecting unit that is disposed on the suction nozzle assembly body, and an elevating unit for raising and lowering the hair collecting unit, wherein if the front of the suction nozzle assembly body contacts a wall, the elevating unit raises the hair collecting unit, and if the suction nozzle assembly body is separated from the wall, the elevating unit lowers down the hair collecting unit to a previous position. | 05-06-2010 |
20100139030 | Vacuum cleaner for using in both upright form and canister form - A vacuum cleaner for using both in an upright form and a canister form, which can stably support and store a cleaner body and at the same time, reduce a suction nozzle assembly in size, is disclosed. The vacuum cleaner includes a pivot unit formed to pivot a connection pipe disposed between an extended tube and a nozzle body of a suction nozzle assembly, on at least two points. | 06-10-2010 |
20100205916 | DUST SEPARATING AND COLLECTING APPARATUS OF VACUUM CLEANER - A dust separating and collecting apparatus is provided. The dust separating and collecting apparatus includes a dust bin housing a centrifugal dust separating portion therein, and an inner cover comprising a passage shifting protrusion extended to an open surface of the centrifugal dust separating portion through which dusts may be discharged, the inner cover covering an open surface of the dust bin. | 08-19-2010 |
20100209271 | FAN MOTOR APPARATUS HAVING DIFFUSER UNIT FOR VACUUM CLEANER - A fan motor apparatus of a vacuum cleaner having a diffuser unit is provided. The fan motor apparatus of a vacuum cleaner includes a fan motor unit into and from which an air stream is introduced and discharged in the same direction, and a diffuser unit having an air suction area to discharge an air stream to the fan motor unit through a fluid passage surface, the fluid passage surface through which an air stream is drawn in and discharged out of the diffuser. An air discharge area of the diffuser unit may receive the air stream discharged from the fan motor unit, and distribute and discharge the air stream through a perimeter of the air suction area of the fluid passage surface. | 08-19-2010 |
20100269288 | UPRIGHT TYPE VACUUM CLEANER - An upright type vacuum cleaner is provided. The upright type vacuum cleaner comprising a brush assembly and a main body rotatably mounted on the brush assembly, wherein the main body has a dust collecting apparatus, a pre-filter unit, a cord reel unit and a fan motor unit, wherein the fan motor unit is installed on a lower portion of the main body, and the cord reel unit is arranged between the pre-filter unit and the fan motor unit such that the discharging air out of the fan motor unit is discharged through the cord reel unit. | 10-28-2010 |
20100325832 | VACUUM CLEANER HAVING POWER CORD STORAGE - A vacuum cleaner having a vacuum cleaner body with a cord outlet is provided. A power cord may be extracted from or retracted into the vacuum cleaner body through the cord outlet, and a plug is provided at an end of the power cord. A stopper is formed at a position spaced from the end of the power cord at a predetermined distance, and a socket portion is provided at the vacuum cleaner body so that the plug may be inserted into the socket portion when cleaning is finished. | 12-30-2010 |
20110191978 | Cleaner Having Additional Cleaning Apparatus - A cleaner which removes dirt from an additional cleaning apparatus automatically is provided. The cleaner includes a cleaning apparatus which is removably mounted in the cleaner and is dismounted from the cleaner to perform an additional cleaning operation, and includes a housing to store dirt therein, an outlet through which the dirt stored in the housing is discharged, and a movable cover movable between a closing position to close the outlet and an opening position to open the outlet, a receiving unit for receiving the cleaning apparatus, a conversion unit for converting the movable cover of the cleaning apparatus from the closing position to the opening position, a suction unit for drawing in dirt from a cleaning surface along with air, and a dust-collector which is fluidly connected to the suction unit and the cleaning apparatus to separate dirt from air. | 08-11-2011 |
20140196249 | NOZZLE ASSEMBLY HAVING SUBSIDIARY BRUSH UNIT - A nozzle assembly usable with an upright vacuum cleaner, comprising: a nozzle assembly body; a drum brush unit disposed in the nozzle assembly body, the drum brush unit having a drum brush disposed to move dirt or dust adhered to a surface to be cleaned while coming in rotational contact therewith; a subsidiary brush unit disposed in front of the drum brush unit, and the subsidiary brush unit having a subsidiary brush to preliminarily move the dust or dirt adhered to the surface to be cleaned before the drum brush moves the dirt or dust adhered to the surface to be cleaned; and a locking unit disposed to the drum brush unit to selectively fix the subsidiary brush unit to the drum brush unit, wherein the subsidiary brush unit is rotatably connected to the drum brush unit to selectively maintain a contact state or a non-contact state to the surface to be cleaned, and, when the subsidiary brush unit maintains the contact state to the surface to be cleaned, the locking unit fixes the subsidiary brush unit to the drum brush unit. | 07-17-2014 |