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| Number | Title | Issue Date |
| 7350824 | Drain fitting A drain fitting has a unitary body with a lower section and an upper section upstanding from the lower section. The lower section encompasses a space and is open to the drain line to be cleaned. The upper section has a side wall and an inner wall which forms a chann... | 04/01/2008 |
| 7166022 | Suction head for cleaning of the surface of carcass parts A suction head for cleaning of the surface of carcass parts consists of an oblong handle (1) and a nozzle (3) mounted at one end of the handle. An air duct (6) passes through the handle and the nozzle, and it can be connected with a suction devi... | 01/23/2007 |
| 7036184 | Accessory tool assembly for vacuum cleaner An accessory tool for a vacuum cleaner is provided which allows a small crevice to be easily cleaned, and for accessory tools to be easily changed based on places to be cleaned. The accessory tool includes a crevice tool detachably coupled to a brush tool. The crevi... | 05/02/2006 |
| 6926681 | Method and system for performing microabrasion and suction massage Massage device (10) comprising head (12), which 76 defines cavity (8) and an opening to cavity (8). Head (12) has one or more contact surfaces and post (32) connected to head (12). Post (32) is positione... | 08/09/2005 |
| 6484357 | Nozzle attachment for a vacuum cleaner A nozzle attachment for a vacuum cleaner. In one embodiment, the nozzle attachment includes a plurality of open-ended tubes, where the tubes are parallel to one another axially and each of the tubes is in contact with at least one other tube side by side ... | 11/26/2002 |
| 6173473 | Electric cleaner efficient for carpet and its head An electric cleaner head including a first bank of a plurality of spaced apart nozzles each including an interior passage having a narrower width than length slit. Sources of air flow including at least one suction source are connected to spaces between t... | 01/16/2001 |
| 6049942 | Apparatus for rejuvenating a drainfield or drywell An apparatus is provided for cleaning and rejuvenating septic tank sewage systems. Where the septic tank has a drainfield associated therewith, the method comprises penetrating the ground near a drainfield lateral, and agitating the area near the drainfie... | 04/18/2000 |
| 5802667 | Duct cleaning device A duct cleaning device, including a flexible conduit with a first, inlet end and a second, outlet end. An end cap with a central hole is attached to the first end; a connector adapted for coupling the device to a vacuum hose (or the inlet of a vacuum clea... | 09/08/1998 |
| 5725045 | Apparatus for removing sand on a demolded cast This invention provides an apparatus which can remove sand on a demolded cast product with only an upper cast frame being removed. The apparatus consists of an elevator frame 6 having a ceiling plate 4, a bottom plate 5, and vertical plates 5A, which are ... | 03/10/1998 |
| 5647092 | Recirculating type cleaner In a recirculating type cleaner a dust collecting head having a dust collecting port in the bottom thereof is provided, and a nozzle is provided in the dust collecting head. At least a fraction of the after-flow air of a fan is passed through a recirculat... | 07/15/1997 |
| 5473793 | Method and apparatus for rejuvenating a drainfield or dry well A method and apparatus is provided for cleaning and rejuvenating septic tank sewage systems. Where the septic tank has a drainfield associated therewith, the method comprises penetrating the ground near a drainfield lateral, and agitating the area near th... | 12/12/1995 |
| 5345651 | Nozzle brush attachment for vacuum cleaners A nozzle assembly for a vacuum cleaner having a brush (10) of uniform cross section about which the nozzle assembly is constructed around. A plurality of flexible tubes (12) are inserted within brush (10). The bristles of brush (10) extend beyond the ends... | 09/13/1994 |
| 5067199 | Suction device with a squeegee for eliminating dirty water while cleaning certain surfaces The cleaning device comprises a squeegee (1) formed of a blade of elastic material, inside which are formed suction ducts (5) which open in at least one face of the blade through orifices (7) aligned in parallel with the lowermost edge (8) of the squeegee... | 11/26/1991 |
| 4333205 | Vacuum cleaner with soil agitator and compressed air means A vacuum cleaning machine using a floor-mounted vacuum hood forming a travelling vacuum chamber with an optimum combination of suction nozzle intake means, jet stream manifold means and a mechanical soil agitator means in the form of a carpet rake, where ... | 06/08/1982 |
| 4300261 | Vacuum cleaning apparatus with compressed air means A vacuum cleaning apparatus using a hood forming a travelling vacuum chamber with an optimum combination of jet stream means and suction nozzle means. The jet stream means includes a plurality of orifices that are generally directed toward the intake of a... | 11/17/1981 |
| 4279095 | Flea vacuum system An attachment is provided for a vacuum cleaner hose and is equipped with a canister having a handle and a nozzle having a pointed suction head. Within the nozzle a vacuum plenum is bounded by a partition having an array of firm pliable fingers about its p... | 07/21/1981 |
| 4100644 | Vacuum cleaner nozzle with rotatable comb-shaped part A nozzle for a vacuum cleaner which has an elongated comb-shaped part that can be rotated from a retracted position within the nozzle housing to another position in which it is extended out of the housing for use with a deep pile rug. The comb-shaped part... | 07/18/1978 |
| 4045840 | Vacuum cleaner tool for cleaning deep pile carpets A vacuum cleaner nozzle tool that is connected to a source of negative pressure and which functions to clean deep pile carpet or shag rugs in an efficient manner and which at the same time raises the pile of the rug or carpet in order to improve the appea... | 09/06/1977 |
| 3992748 | Carpeting tool for a vacuum cleaner A carpeting tool for a broom-type vacuum cleaner comprising a hollow rake. The hollow rake includes a plurality of spaced hollow open-ended teeth and a plurality of spaced air passage openings interposed respectively between certain of the teeth. The holl... | 11/23/1976 |
