1
Gary A Kasper, David E McDowell, Eric J Hansen: Upright extraction cleaning machine. Bissell Homecare, Rader Fishman Grauer & McGarry An Office of Rader Fishman & Grauer PLLC, October 17, 2000: US06131237 (175 worldwide citation)

A portable surface cleaning apparatus comprises a base module for movement along the surface; an upright handle pivotally attached to the base module; a fluid dispensing system including at least one fluid supply tank mounted to the handle or the base module, a dispensing nozzle mounted to the base ...


2
Gary A Kasper, Samuel N Hansen, Jonathan L Miner, David E McDowell: Extraction cleaning machine with cleaning control. Bissell Homecare, McGarry Bair, September 10, 2002: US06446302 (125 worldwide citation)

The invention relates to an extraction cleaning machine including condition sensors for generating condition signals representative of a condition of the surface being cleaned, a controller, and variable-control cleaning systems, wherein the controller sends control signals to the variable-control c ...


3
Timothy S Parker, David L Haan, David E McDowell: Floor cleaner with dusting. Bissell Homecare, McGarry Bair PC, March 21, 2006: US07013528 (77 worldwide citation)

A battery-powered, upright vacuum sweeper comprises a base assembly and a handle pivotably attached thereto. The base assembly comprises a vacuum fan assembly fluidly communicating with an inlet for vacuuming dust and the debris particles from a surface into a removable reservoir. A rotating roller ...


4
Michael R Blase, Henry J Rosendall, Daniel L Koltak, David E McDowell: Cleaning apparatus. Bissell, Price Heneveld Cooper DeWitt & Litton, March 27, 1990: US04910828 (40 worldwide citation)

A cleaning apparatus which is of a compact construction to facilitate easy manipulation and portability includes a housing enclosing a fluid pump and a vacuum fan and mounting upon opposite sides a recovery tank and a stowage panel. The stowage panel is adapted to stow the flexible wand having a noz ...


5
Michael F Best, Douglas J Medema, David E McDowell: Vacuum cleaner with detachable cyclonic vacuum module. BISSELL Homecare, McGarry Bair PC, March 13, 2007: US07188388 (40 worldwide citation)

A multi-use vacuum cleaner capable of use as an upright vacuum or as a detachable vacuum module further comprising a cyclonic dirt separator has a detachable vacuum module selectively mounted to the base and support member of an upright vacuum cleaner. The vacuum module includes the vacuum motor, mo ...


6
Samuel N Hansen, Gary L Smith, Eric R Metzger, David E McDowell: Cyclonic dirt separation module. Bissell Homecare, McGarry Bair PC, July 24, 2007: US07247181 (40 worldwide citation)

The invention relates to dirt separator module comprising a dirt-separation housing having an inlet and an outlet opening and defining a cyclonic airflow separator, and a suction source fluidly connected with the dirt-separation housing. A separator plate and a cylindrical wall of the dirt-separatio ...


7
David E McDowell: Four-way vacuum cleaner. Bissell, Price Heneveld Cooper DeWitt & Litton, August 30, 1988: US04766638 (39 worldwide citation)

A multi-use vacuum cleaner has a central body which houses a motor, air impeller, battery and a dirt collection chamber. One end of the central body has a face inclined to the longitudinal axis of the central body with a rectangular inlet orifice into which the coupling nozzle of a floor and carpet ...


8
David E McDowell, George Moyher Jr, Charles A Reed Jr, Timothy S Parker: Cyclone separator with fine particle separation member. Bissell Homecare, McGarry Bair PC, July 6, 2010: US07748079 (35 worldwide citation)

A cyclone separator assembly comprises a cyclone separator that removes large particles of dirt from a working airstream as it flows through the cyclone separator, and the separated large particles of dirt are deposited into a dirt cup. The cyclone separator assembly further includes a fine particle ...


9
Samuel N Hansen, David E McDowell, Lindsay Michelle Swartz: Cyclone separator with vacillating debris inhibitor. Bissell Homecare, McGarry Bair PC, November 2, 2004: US06810557 (33 worldwide citation)

The invention relates to a cyclonic dirt separator comprising a dirt-collection assembly including a dirt tank having an inlet aperture and an outlet aperture, a cyclonic separator, at least one filter element, and a suction source fluidly connected with the dirt collection assembly. In one embodime ...


10
Michael S Joss, David E McDowell: Stick vacuum cleaner. Bissell, Andrus Sceales Starke & Sawall, February 24, 1987: US04644605 (22 worldwide citation)

A vacuum cleaner convertible between an upright vacuum cleaner and a portable hand carried vacuum cleaner. The conversion is accomplished by means of a handle pivotally mounted for selective movement between an open position extending from the body of the unit for manipulation thereof in an upright ...