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| Number | Title | Issue Date |
| 8186004 | Disinfecting device utilizing ultraviolet radiation A disinfecting device is presented having a UV light source for radiation of a cleaning medium to eradicate the medium of infestation agents such as molds, viruses, bacteria and dust mites. The device enhances the disinfection of the medium by providing mechanisms f... | 05/29/2012 |
| 8161596 | Tilt sensor for cleaning device A tilt sensor for a cleaning device makes use of an optical sensor to interrupt operation of the device. In one implementation, the tilt sensor shuts off a UV light included in the cleaning device's operations. The tilt sensor includes a housing with at least one ch... | 04/24/2012 |
| 7987550 | Method of determining the degree of filling of the dust collector of a vacuum cleaner and filling indicator In order to measure the degree of filling of a dust collector (5), where the dust (15, 16) collected in the dust collector may be of a very varied composition ranging from very fine dust (15) to rather large particles (16), a high pressur... | 08/02/2011 |
| 7966691 | Dust collector To provide a dust collector which, even when it is used in a poor power supply situation, can detect the dust loading of a filter accurately, can remove dust automatically and can reduce power consumption. In the dust collector, there is provided a control circuit w... | 06/28/2011 |
| 7945991 | Vacuum cleaner comprising an operating rocker An actuating element mounted on an electrical appliance for pivotal movement about a pivoting axis in the switching direction of a switch, in order to switch a function of the electrical appliance by actuating the switch, and comprises a slide with an actuating surf... | 05/24/2011 |
| 7934287 | Head for a cleaning implement having a removable dirt bin A cleaning implement having a dirt bin for collecting debris from a floor. The dirt bin has at least one of a cleaning sheet and/or air filter attached thereto, as presented to the user. This arrangement allows for more efficient disposal of debris from the dirt bin... | 05/03/2011 |
| 7926143 | 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 tran... | 04/19/2011 |
| 7805803 | Suction nozzle for a vacuum cleaner, comprising a dust flow display device A suction nozzle for a vacuum cleaner that can be connected to a suction pipe and/or a suction tube of the vacuum cleaner includes a nozzle part that can be connected to the suction pipe or the suction tube by means of a tubular connection part. A dust sensor is arr... | 10/05/2010 |
| 7779505 | Wet/dry vacuum cleaner A wet/dry canister vacuum cleaner has a base assembly, a recovery tank, and a solution tank. A hose interface adapted to mount a vacuum hose is pivotally mounted on the base assembly for selective fluid communication with the inlet to the recovery tank. The hose int... | 08/24/2010 |
| 7765636 | Vacuum cleaner and dust bag for vacuum cleaner A vacuum cleaner includes a dust chamber, a dust bag provided in the dust chamber, and an electric blower for generating suction air flow for drawing and collecting dust and dirt in the dust bag. A deodorant is supplied into the dust bag by the suction air flow and ... | 08/03/2010 |
| 7698777 | Vacuum cleaner A vacuum cleaner includes an electric blower, an electric blower controller for controlling the electric blower, an electric blower current detector for detecting at least a current flowing in the electric blower, and a dust chamber provided at an upstream of the el... | 04/20/2010 |
| 7673368 | Dust bag arrangement and filling indicator for floor care apparatus A floor care apparatus has a housing, including a wall, for storing a dust bag. The dust bag is angled relative to the wall and pressure sensors fill the space between the wall and dust bag. During use, as dust fills the bag, the bag expands and impinges upon a firs... | 03/09/2010 |
| 7634835 | Suction extraction system of an electric power tool, and electric power tool having a suction extraction system A suction extraction system of an electric power tool has a housing, a cup-shaped part of the housing, a gear-containing chamber, a suction extractor for receiving air contaminated with drilling material, and a suction conduit for extracting the air by suction, the ... | 12/22/2009 |
| 7591043 | Vacuum cleaner and device having ion generator When the electrically driven fan (14) of a vacuum cleaner is driven, air containing dust is drawn into the cleaner main body (1) through a hose (7) connected to a hose socket (8) and is exhausted into the outside of the cleaner main body ... | 09/22/2009 |
| 7581284 | Surface treating appliance A surface treating appliance, such as a vacuum cleaner, includes a main body, a surface treating head and a support assembly. The support assembly is rollably mounted to the main body for allowing the main body to be rolled along a surface. The support assembly incl... | 09/01/2009 |
| 7562414 | Dust sensing unit for use in vacuum cleaner A dust sensing unit for use in a vacuum cleaner, which can detect whether there is dust or dirt on a surface to be cleaned and inform a user of the detected result in cleaning, is disclosed. The dust sensing unit includes a body having an air flowing passage therein... | 07/21/2009 |
| 7555811 | Floor cleaning apparatus equipped with removable half-plenum A floor cleaning apparatus includes a nozzle assembly having a suction inlet and a canister assembly having a housing including a dirt vessel receiver, a wall and a compartment. The wall includes an airpath opening. A dirt collection vessel is held in the receiver a... | 07/07/2009 |
| 7530140 | Vacuum cleaner with ultraviolet light source and ozone The present disclosure provides a vacuum cleaner including a nozzle base having a main suction opening and a housing pivotally mounted on the nozzle base. An airstream suction source is mounted to one of the housing and the nozzle base for selectively establishing a... | 05/12/2009 |
| 7509707 | Floor cleaning apparatus with dirt detection sensor A vacuum cleaner includes a housing that carries a suction inlet, a dirt collection vessel, a main filter compartment and a suction generator. The main filter is received in the main filter compartment. An airflow pathway connects the suction inlet, the dirt collect... | 03/31/2009 |
| 7441298 | Coverage robot mobility An autonomous coverage robot includes a chassis, a drive system to maneuver the robot, an edge cleaning head carried, and a controller. The controller is configured to monitor motor current associated with the edge cleaning head and to reverse bias the edge cleaning... | 10/28/2008 |
| 7421758 | Upright vacuum cleaner with swing brush Disclosed herein is an upright vacuum cleaner with a swing brush. The upright vacuum cleaner comprises an upright cleaner body having a suction nozzle, a drive unit mounted in the cleaner body for moving the cleaner body forward or rearward, a grip unit slidably mou... | 09/09/2008 |
| 7418762 | Self-propelled cleaning device and charger using the same A self-propelled cleaning device having a cylindrical side cover has a suction body capable of moving transversely to the forward direction. The side cover is held by a base via a suspension. When cleaning corners of a room, the suction body moves by a wall and as t... | 09/02/2008 |
| 7415749 | Blower A blower is provided, and comprises a blower fan, a motor for driving the fan, a blower tube that extends from the fan, and a potential compensation conductor that extends within the blower tube and is connected with the motor in an electrically conductive manner. | 08/26/2008 |
| 7406742 | Vacuum device/blower An apparatus comprising a blower fan, a motor for driving the blower fan, a blower tube for conveying an air stream from the blower fan, and a potential compensation device that is electrically connected with the motor. The potential compensation device includes a c... | 08/05/2008 |
| 7386911 | Apparatus for dislodging and removing contaminants from a surface of a machine tool An apparatus for dislodging and removing contaminants from a surface of a machine tool. The apparatus includes an arbor, a vacuum source, a tube, and a cleaning member disposed proximate a distal end of the tube. The cleaning member contacts a surface of the machine... | 06/17/2008 |
| 7370388 | Air cleaner for portable engine An air cleaner for a portable engine, includes an air cleaner case attached to an upper part of an engine body of the engine. Preferably, the air cleaner case is supported on an upper wall of a shroud covering the engine. Preferably, the air cleaner case is formed i... | 05/13/2008 |
| 7363886 | Power unit To achieve improved cooling in a power unit, a first fan is coupled with an end of a crankshaft of an internal combustion engine to cool at least a cylinder of the internal combustion engine, and a second fan is coupled with another end of the crankshaft to cool at ... | 04/29/2008 |
| 7356873 | Highly efficient autonomous vacuum cleaner The invention provides a vacuum cleaner comprising in particular a structure mounted on transport members (R, R′) and carrying an electrically-driven turbine (T) for acting through a filter membrane (M) to establish suction in a collector (S) of particles picked u... | 04/15/2008 |
| 7353563 | Vacuum cleaner height adjustment A vacuum cleaner height adjustment mechanism including a cleaning head having a pair of laterally spaced front wheels and a pair of laterally spaced rear wheels mounted for rotation within the cleaning head for supporting the cleaning head on a floor during vacuum c... | 04/08/2008 |
| 7350876 | Combination panline and utility drilling or bolting unit A drilling or bolting unit for selective use with either a vehicle or a panline of a face conveyor associated with a longwall miner or mining machine is disclosed. In one embodiment, the unit comprises a base adapted for engaging the panline and a plurality of recei... | 04/01/2008 |
| 7346957 | Vacuum cleaner A vacuum cleaner includes an electric blower for generating a suction air stream and a dust collecting unit for collecting dirt particles contained in the suction air stream. The suction air stream passing through the dust collecting unit into the electric blower fl... | 03/25/2008 |
| 7340795 | Floor sweeper A floor sweeper head is mounted to an elongated handle by a universal pivot or universal joint which allows the floor sweeper head to easily pivot about the handle in any direction to pick up debris under over hanging cabinets or under furniture. The floor sweeper h... | 03/11/2008 |
| 7340798 | Upright vacuum cleaner with spring loaded nozzle An upright vacuum cleaner includes a nozzle assembly, a canister assembly pivotally mounted to said nozzle assembly, a suction fan and drive motor and a biaser. The biaser has a first end that engages the nozzle assembly and a second end that engages the canister as... | 03/11/2008 |
| 7334290 | Upright vacuum cleaner with cyclonic air path An upright suction cleaner having a base, a body pivotally mounted on the base, a suction device, and a dirt separation system. The dirt separation system has a first and second dirt separators. the first of which may include an air-pervious shroud having a plate ex... | 02/26/2008 |
| 7332889 | Battery charger A battery charger. The battery charger includes a housing having an outer surface, a battery being supportable on the outer surface, a charging circuit supported by the housing and electrically connectable to a power source and the battery, and a protective structur... | 02/19/2008 |
| 7328479 | Lighting apparatus for a vacuum cleaner A lighting device for a vacuum cleaner is provided with a cleaning attachment, a housing adapted to attach to the cleaning attachment, and at least one lighting device. The lighting device is further provided with an electric circuit including a battery and a switch... | 02/12/2008 |
| 7322429 | Portable drilling machine A portable drilling machine includes a housing; a drill chuck positioned on a front surface of the housing; a drill bit detachably coupled to the drill chuck; a driver positioned inside the housing to provide either the drill bit or the drill chuck with a rotational... | 01/29/2008 |
| 7316049 | Apparatus and method for evacuating a liquid One version of the portable liquid-evacuation device may include: a container having a top wall, a bottom wall, a sidewall, a liquid inlet, a liquid outlet, and an air outlet, with the air outlet being connectable to a remote vacuum source; a pump positioned in the ... | 01/08/2008 |
| 7313845 | Upright type cleaner An upright type cleaner comprises: a body provided with a handgrip at an upper side thereof; a suction head positioned at a lower side of the body and hinge-connected to the body, for sucking dust and foreign materials of a floor; and a power ON/OFF unit disposed be... | 01/01/2008 |
| 7310855 | Vacuum cleaner counter-balance mechanism A vacuum cleaner is provided having a cleaning head and a main body pivotally mounted to the cleaning head which includes a counter-balance mechanism having at least one torsion spring with a first end thereof mounted for pivotal movement about a fixed axis in eithe... | 12/25/2007 |
