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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8161595 | Vacuum cleaner with scrubbers This patent discloses and electrical appliance device to scrub clean a floor using a cleaning solution and to collect resulting dirty water from the floor. The electrical appliance device may include an upright portion attached to a handle assembly and a horizontal ... | 04/24/2012 |
| 8141199 | Heat exchanger system A coil heater assembly has a housing. The housing has a heated gas inlet and a heated gas outlet. The coil heater assembly has a plurality of coils. The coils are formed of a single tube. The coils are shaped into separate coils with a water inlet and a water outlet... | 03/27/2012 |
| 8122562 | Surface cleaning implement with independent suction nozzle and agitator An surface cleaning implement comprises a recovery tank and a suction nozzle in fluid communication with a recovery tank, a fan/turbine assembly including a turbine-driven suction fan for generating suction at the suction nozzle, which draws liquid and air into and ... | 02/28/2012 |
| 8122563 | Bowling lane conditioning machine The invention relates generally to the conditioning of bowling lanes, and, more particularly to an apparatus and method for automatically applying a predetermined pattern of dressing fluid along the transverse and longitudinal dimensions of a bowling lane. ... | 02/28/2012 |
| 8087123 | Floor cleaning appliance The invention relates to a floor cleaning appliance comprising a housing, on the underside of which is arranged at least one drivable cleaning tool for removing dirt from a surface to be cleaned, and further comprising a suction unit for vacuuming-off the dirt and a... | 01/03/2012 |
| 8082621 | Steam mop A steam mop having a main body having a boiler with a water inlet and a steam outlet positioned therein, a pump having an inlet and an outlet with the pump outlet connected to the boiler inlet, a water container for storing water connected to the pump inlet, and a s... | 12/27/2011 |
| 8056181 | Vacuum cleaner and intake port unit thereof A vacuum cleaner and an intake port unit thereof are disclosed, by which a steam cleaning can be conducted together with a vacuum cleaning. The intake port unit includes a housing. A vacuum intake passage is provided within the housing for passage of air sucked in f... | 11/15/2011 |
| 8051530 | Squeegee assembly and method of using same A squeegee blade assembly and method of use for a floor surface maintenance machine. A blade/guide subassembly is inserted into a channel of a scrub head prior to operation. During operation, the subassembly is retained with the channel via friction and/or protrudin... | 11/08/2011 |
| 8051529 | Material-removal system including a fluid-blasting, spray-head assembly A material-removal system can include a spray-head assembly with a plurality of rotatable fluid bars arranged in a single shroud with overlapping sweeps. A gear-box assembly can index the rotations of the fluid bars to coordinate their rotation and prevent the fluid... | 11/08/2011 |
| 8051528 | Method of maintaining a bowling lane A bowling lane maintenance machine has its operating functions designed and controlled in such a manner that the machine may be battery-operated without loss of performance. Included in the operation are special movements of the machine at the pin deck to flick mois... | 11/08/2011 |
| 8046867 | Mobile surface cleaner having a sparging device A mobile surface cleaner is provided, which includes a mobile body configured to travel over a surface, a source of a liquid, a liquid dispenser, a flow path from the liquid source to the liquid dispenser, and an electrolyzing sparging device in fluid communication ... | 11/01/2011 |
| 7979951 | Surface cleaning apparatus with recovery tank A surface cleaning apparatus comprises a recovery tank. The surface cleaning apparatus can further include a base, and the recovery tank can have side rails to facilitate alignment of the recovery tank with the base. The recovery tank can include a float assembly wi... | 07/19/2011 |
| 7966690 | Surface cleaning with recovery tank float control A surface cleaning apparatus with a recovery tank that has side rails to facilitate alignment of the recovery tank with the base. The recovery tank can include a float assembly with a pivotable closure member. The recovery tank can have a lid with a handle and latch... | 06/28/2011 |
| 7958595 | Floor cleaning apparatus A cleaning apparatus having a cleaning system including at least one downwardly directed spray nozzle is supported by the chassis proximal the chassis forward end and in fluid communication with at least one cleaning solution tank. The at least one spray nozzle spra... | 06/14/2011 |
| 7954200 | Constant head device for a cleaning machine A cleaning apparatus for cleaning a surface in which cleaning solution is dispensed to the surface is provided. The cleaning apparatus includes a distributor for dispensing solution to the surface and a solution tank fluidly connected to the distributor for supplyin... | 06/07/2011 |
| 7945989 | Wet extractor valve system A wet extraction floor cleaning device having a base assembly adapted for movement on a surface being cleaned, an operating handle pivotally attached to the base assembly, a supply tank having a supply tank outlet, and a recovery tank having a recovery tank inlet an... | 05/24/2011 |
| 7937801 | Floor cleaning appliance A floor cleaning appliance has a brush head in which a brush roller is rotatably mounted and which has at least one suction nozzle which is disposed next to the brush roller. Further, the floor cleaning appliance has a shank which is mounted on the brush head in a p... | 05/10/2011 |
| 7930798 | Steam cleaning appliance The present invention discloses a steam floor mop, comprising a handle; a central body inside which a manual water pump, a water tank, and a steam generator are housed; and a floor brush connected flexibly to the central body, wherein the manual water pump, the wate... | 04/26/2011 |
| 7921507 | Heating apparatus and cleaner having the same A heating apparatus and a cleaner having the same are disclosed. The heating apparatus includes a heating casing to receive water from a water container and convert the water into steam, wherein the heating casing comprises a plurality of ribs and each successive ri... | 04/12/2011 |
| 7913351 | Cleaning apparatus and cleaning method A cleaning apparatus which can efficiently and satisfactorily clean component parts facing narrow spaces. A mixture of a substance in gaseous form and the same substance in liquid form or solid form as the former is jetted out from a jet pipe toward deposits attache... | 03/29/2011 |
| 7908705 | Bare floor cleaner The invention relates to a bare floor cleaner capable of wet pickup through a first nozzle opening with the aid of a squeegee, wet scrubbing with an agitator, and dry pickup through a second nozzle opening. The bare floor cleaner comprises a dual-path nozzle assembl... | 03/22/2011 |
| 7904990 | Extraction cleaning with alternating fluid distribution Surface cleaning wherein recovering a soiled cleaning fluid from a surface to be cleaned is subsequent to the application of fluid to the surface as a module moves along a given direction as a module moves along different and opposite directions. A method and appara... | 03/15/2011 |
| 7891047 | Steam broom for floor cleaning It is a new steam broom for floor cleaning with a boiler (C) for steam production connected to two ducts for steam delivery, the delivery duct (CF) for front jets and the delivery duct (C1) for lower jets and a detergent delivery duct (CD), the opening or clo... | 02/22/2011 |
| 7891046 | Apparatus for generating sparged, electrochemically activated liquid An apparatus is provided, which includes a sparging device and a functional generator. The functional generator is in fluid communication with the sparging device and includes an anode chamber and a cathode chamber separated by an ion exchange membrane. ... | 02/22/2011 |
| 7874039 | Dust collector having dust bag-expanding function The present invention discloses a dust tank is arranged in the lower side of the machine frame. A dust bag is sleeved by the dust tank. The top side of the dust tank is connected to a filter tank. The filter tank has an air inlet pipe at the bottom side thereof, a f... | 01/25/2011 |
| 7870638 | Bare floor cleaner with agitator lift A bare floor cleaner for wet and dry bare floor surfaces comprises a base with wet and dry suction nozzles and a handle pivotally connected to the base. A diverter mounted in the working air conduit between each of the dry suction nozzle and the wet suction nozzle t... | 01/18/2011 |
| 7870637 | Stacked tank arrangement for a cleaning apparatus A cleaning apparatus for cleaning a surface in which cleaning solution is dispensed to the surface and substantially simultaneously extracted along with the dirt on the surface in a continuous operation is provided. The cleaning apparatus includes a base portion for... | 01/18/2011 |
| 7849556 | Extraction with heated cleaning fluid A portable carpet cleaning apparatus comprises a module for movement along a surface, a cleaning fluid dispensing system for applying a cleaning fluid to the surface, optionally, a rotating brush assembly, a suction nozzle and a vacuum source fluidly connected to th... | 12/14/2010 |
| 7845045 | Extraction with air venting An upright deep cleaner including a base housing pivotally connected to an upright handle, the upright handle carrying a liquid supply tank and the base housing including a recovery tank. The liquid supply tank includes an internal siphon tube for ensuring liquid fl... | 12/07/2010 |
| 7841042 | Truck mounted heat exchange device A device for heating a fluid for use in carpet cleaning is provided. Specifically, the device routes a source of exhaust toward and/or around a heat exchange chamber to heat a fluid in a controlled manner. The fluid may be heated to a maximum amount when the full am... | 11/30/2010 |
| 7836544 | Bare floor cleaner A bare floor cleaner for wet and dry bare floor surfaces comprises a base with wet and dry suction nozzles and a handle pivotally connected to the base. A diverter mounted in the working air conduit between each of the dry suction nozzle and the wet suction nozzle t... | 11/23/2010 |
| 7836543 | Method and apparatus for producing humanly-perceptable indicator of electrochemical properties of an output cleaning liquid A surface cleaning apparatus is provided. The apparatus includes a mobile body configured to travel over a surface, a cleaning device carried by the mobile body, a liquid flow path, and an electrolyzing device in the liquid flow path. An indicator provides a humanly... | 11/23/2010 |
| 7832048 | Methods to prevent wheel slip in an autonomous floor cleaner Tread structures, wave motion navigational controls, and ramp up recovery controls are provided to an autonomous floor cleaner to reduce wheel slippage. The floor cleaner delivers liquid to the floor as part of the cleaning process. Wheels on the device are provided... | 11/16/2010 |
| 7814612 | Linear agitator for wet extractor A wet extraction floor cleaning device having a base assembly adapted for movement on a surface being cleaned, an operating handle pivotally attached to the base assembly, a supply tank having a supply tank outlet, and a recovery tank having a recovery tank inlet an... | 10/19/2010 |
| 7793385 | Extraction cleaning with air flow drying A portable cleaning apparatus comprises a base module for movement along a surface, the base module having a front portion, an upright handle pivotally attached to the base module, a cleaning liquid dispensing system for applying a cleaning liquid to a surface to be... | 09/14/2010 |
| 7784147 | Bowling lane conditioning machine The invention relates generally to the conditioning of bowling lanes, and, more particularly to an apparatus and method for automatically applying a predetermined pattern of dressing fluid along the transverse and longitudinal dimensions of a bowling lane. ... | 08/31/2010 |
| 7774894 | Micro powered floor cleaning device A floor-cleaning apparatus includes a cleaning head having a cleaning device, a control handle connected to the cleaning head for controlling the cleaning head and a micro power source in communication with the cleaning device. The micro power source is lightweight,... | 08/17/2010 |
| 7774895 | Extraction with chemical exothermic reaction heating An extraction cleaning machine comprising dispensing and recovery systems, the dispensing system including a system for generating heat with an exothermic reaction upon activation for heating the cleaning solution prior to dispensing of the cleaning solution onto a ... | 08/17/2010 |
| 7761954 | Autonomous surface cleaning robot for wet and dry cleaning An autonomous floor cleaning robot includes a transport drive and control system arranged for autonomous movement of the robot over a floor for performing cleaning operations. The robot chassis carries a first cleaning zone comprising cleaning elements arranged to s... | 07/27/2010 |
| 7757342 | Cleaning machine for cleaning a surface A cleaning machine for cleaning a surface is provided. The cleaning machine includes a base assembly that moves along the surface and a liquid distribution system associated with the base assembly for distributing the cleaning solution to the cleaning surface. A suc... | 07/20/2010 |
