Class 15/419 - With air flow control means, e.g., work-operated valve

Subclass of Class 15 - Brushing, scrubbing, and general cleaning
Definition: Nozzles having means to regulate the quantity or to cut
No. of patents: 39
Last issue date: 08/12/2008

Number	Title	Issue Date
7409742	Suction nozzle for a vacuum cleaner A suction nozzle of a vacuum cleaner includes jet units for jetting air into positions where air streams collide with each other as air is drawn into a suction port of the nozzle from both side portions thereof, so as to prevent substantially the collision of air st...	08/12/2008
7159274	Vacuum grooming tool A vacuum grooming tool is disclosed that includes a vacuum nozzle attachable to a vacuum source and has a hollow body with a mouth opening. A grooming device selected from a variety of standard animal grooming hand tools, such as a shedding blade, rake, or de-mattin...	01/09/2007
7140069	Grease extractor A grease extractor for removing grease from culinary utensils includes a substantially hollow housing formed of a pair of separable sections. Within the housing is an impeller chamber with a vacuum impeller removably received therein. Attached to the housing and pos...	11/28/2006
7051401	Suction nozzle for vacuum cleaner A suction nozzle for a vacuum cleaner is provided which includes a built in accessory tool. The suction nozzle includes a main body with an inlet which contacts the cleaning surface, and a connection portion which connects the main body of the nozzle to the vacuum c...	05/30/2006
6842941	Suction port assembly of vacuum cleaner A suction port assembly of a vacuum cleaner. The suction port assembly has a pair of suction paths formed at a front and a rear portions of a bottom of a suction port body, respectively, so as to enhance the cleaning efficiency, and due to a presence of an elastic m...	01/18/2005
6813809	Vacuum cleaning tool with rotating brush roller A vacuum cleaning tool of a vacuum cleaning device has a housing with a turbine chamber and a working chamber. The housing has a suction slot extending transversely in the vacuum cleaning tool. A suction airflow generated by the vacuum cleaning device enters the wor...	11/09/2004
6687952	Wet vacuum cleaner attachment for vacuum cleaners A vacuum cleaner attachment which can be connected to a dry vacuum cleaner to convert the dry vacuum cleaner into a wet vacuum cleaner such that a liquid can be removed from a surface. The vacuum cleaner has a vacuum source for drawing an air stream throu...	02/10/2004
6588058	Large area surface cleaning tool A large area surface cleaning tool, for suctioning both dust and debris from a surface being cleaned, has a housing having a surface facing peripheral bottom edge defining a suctioning bottom opening. An elongate wand has an inlet disposed in suctioning r...	07/08/2003
6571424	Device for removing dust and rubbish A device for removing dust and rubbish includes a casing provided with a suction opening, a rotating brush, a turbine operationally connected to the brush, a suction nozzle located between the brush and the turbine, and a suction pipe connected to a sucti...	06/03/2003
6519805	Adjustable vacuum nozzle A vacuum unit used to vacuum lawn debris includes a vacuum unit body having at least first and second inlet openings and at least one flap that can be adjusted to selectively cover and open the second opening. The vacuum unit body includes a flap adjustme...	02/18/2003
6131227	Suction regulating skirt for automated swimming pool cleaner heads An improved skirt for use with an automatic or robotic pool cleaner head comprising at least one or a row of double-hinged flaps, each of the flaps comprising a receiving member affixed to the pool cleaner head, an upper articulating member pivotally coup...	10/17/2000
5555601	Ergonomic and easily serviceable vacuum probe Ergonomic and easily serviceable vacuum probe. The probe for applying a vacuum has a see-through chamber in which a particulate filter is disposed so that the contamination level in the chamber is monitorable for servicing the filter. The probe is vacuum-...	09/17/1996
5535478	Cleaning tool for removing lint from clothes dryers The present invention features a suction wand for use in cleaning lint from the lint-screen cavity of clothes dryers. This lint-catching tool is uniquely designed to provide a lint-loosening action in combination with a vacuum action. This dual action eli...	07/16/1996
5499424	Cleaning device for hard and flat surfaces A cleaning head for use with suction means particularly suitable for cleaning hard, flat and smooth surfaces, such as glass or marble walls. The cleaning head is equipped with attachments for cleansing liquid application, scrubbing, wiping and waste liqui...	03/19/1996
5208941	High power vacuum attachment apparatus The present invention involves a high power vacuum attachment apparatus with infinite adjustability and includes a housing with side walls, a top and a back, and with an open front and an open bottom. A gate located within the housing divides it into two ...	05/11/1993
5168599	Wet and/or dry vacuum cleaning unit A vacuum system having a closed air flow loop for cleaning rugs and floor or other surfaces. There is a vacuum source having a suction side and a controlled air flow pressure side (exhaust side). A head assembly is adapted to ride on the rug or floor or o...	12/08/1992
5115538	Vacuum cleaners A vacuum cleaner has a power brush which projects dirt particles directly into a specially formed and located vacuum nozzle in such a manner that low air consumption can be used. The vacuum nozzle has an inlet extending along the full axial length of the ...	05/26/1992
5077863	Carpet cleaning machine with perimeter vacuum capability A carpet cleaning machine includes a pair of counter-revolving brushes for stroking the granules into and across the carpet fibers. A shroud is positioned above the brushes, has a bottom surface spaced from the brushes and generally forms a chamber around...	01/07/1992
4976005	Cleaning tool with demand-responsive air port A cleaning tool for a fluid vacuum type of cleaning machine having a demand-responsive air port for an automatic determination of air as required by the degree of suction exerted at the perimeter of the cleaning head to the end that there is an adequate s...	12/11/1990
4884314	Portable blower A portable rechargeable battery-operated slender tubular blower for removing relatively light debris from hard surfaces such as sidewalks, driveways, decks or workbench surfaces. The blower uses an axial flow blower fan arranged for noise minimization and...	12/05/1989
4850076	Brush vac A hand-held combination power brush and suction cleaner unit having control means to selectively adjust and shut off suction air flow for brush working a surface without vacuum pick-up and with reserve motor power, the unit being particularly suited for u...	07/25/1989
4594749	Vacuum cleaner with air jet assist A vacuum cleaner head with a hood which closely fits the floor has a rotor with a plurality of nozzles supported on a hub with a slot. Outside air is drawn through the hub and nozzles into the hood to provide air jets from the nozzles which assist in disl...	06/17/1986
4557013	Vacuum coupled squeegee attachment A squeegee attachment for a wet/dry vacuum cleaner having an elongate cleaning head and a deformable blade inserted into the head such that the blade barely extends past a lower portion of the cleaning head which forms part of a suction part, the blade ef...	12/10/1985
4505101	Apparatus for removing trash in an open-end spinning frame An apparatus for removing trash in an open-end spinning frame is disclosed herein. According to the invention, an open-end spinning unit is provided with a trash transporting chamber which is communicated with an opening which is formed on part of the inn...	03/19/1985
4499628	Vacuum cleaning apparatus A vacuum cleaner structure arranged to provide front edge cleaning fully to the intersection of a floor surface and an upright wall surface by a forward movement of the vacuum cleaner nozzle thereto. The vacuum cleaner structure includes a front wall of t...	02/19/1985
4447931	Remotely controlled vacuum cleaner nozzle A nozzle for a vacuum cleaner which is provided with a suction conduit for attachment to the vacuum cleaner housing. The nozzle has two working members alternately in contact with the work surface. Either of these working members can be alternately placed...	05/15/1984
4416034	Front-suction arrangement on a vacuum cleaner An arrangement for front suction on a vacuum cleaner, which includes a lever or a spring on a front side of the vacuum cleaner. The lever or the spring lifts the vacuum cleaner from the floor in response to a counter pressure exerted on the lever or the s...	11/22/1983
4275478	Extractor head for cleaning soft surfaces such as carpet or upholstry An extractor head for cleaning soft surfaces such as a carpeted surface or upholstry, which includes a housing defining a slit-type throat and a pivotally movable rigid squeegee pivotally mounted within the housing and extending from the throat of the ext...	06/30/1981
4254525	Submerged surface vacuum cleaner A vacuum apparatus for the cleansing of submerged surfaces is provided whereby brush devices are centrally located on opposite sides of a suction element and work with a rib to create a vortex thereby facilitating the cleansing action. The suction element...	03/10/1981
4138762	Apparatus for sucking up dry or wet pollutants from the floor or ground Vacuum apparatus for sucking up pollutants with a suction mouthpiece maintained at a given distance above the ground. The mouthpiece is partially defined at least on one side by rollers guided loosely on the apparatus and held in place during operation by...	02/13/1979
4036613	Rotary sweep arm for self-cleaning filter apparatus A rotary sweep arm for a self-cleaning filter apparatus in which the nozzle of the sweep arm is provided with a plurality of radially spaced vanes adjustable for equalizing the vacuum along the radial extent of the sweep arm....	07/19/1977
4034435	Vacuum cleaner accessory A ported brush supporting vacuum cleaner accessory capable of being removably mounted on the free end of a pliable hose in which a negative pressure is maintained. The brushes of the accessory are mounted on resilient tabs that normally close a number of ...	07/12/1977
4014065	Magnetic developer removal system Vacuum removal means for removing excessive developer material from a member having a latent magnetic image developed with magnetic developer material. The vacuum removal means comprises a chamber having entrance and exit ports of predetermined cross-sect...	03/29/1977
3984894	Sweeping vehicles for sweeping roads and other surfaces A sweeping vehicle for sweeping roads and other surfaces comprises a suction mouth located behind a sweeping brush. The inlet portion of the suction mouth is inclined relative to the surface to be swept and faces in a direction towards the brush. Air guid...	10/12/1976
3950815	Suction port device for a vacuum cleaner A suction port device comprising a shield member extending along at least one of the peripheral edges of an opening formed in a suction port body, so that the suction force of the vacuum cleaner can be made substantially uniform in intensity over the enti...	04/20/1976
3942216	Nozzle with edge cleaning A wheeled suction nozzle is provided having, generally, a simplified three-piece construction including an upper shell, an intermediate plate and a bottom pan, with the intermediate plate sandwiched between the other two members so that its top surface an...	03/09/1976
3940172	Vacuum-actuated pick-up instrument A pencil-size instrument body has a manually operable valve to control an air passage connected to a vacuum source. A first hollow axle projecting forward from the body carries a rotary finger control member. A rigid air tube of small diameter is mounted ...	02/24/1976
3938217	Surface cleaning pickup head The specification discloses a surface cleaning apparatus having an air blast pickup head in which the suction in the exhaust chamber can be increased by the operator during operation of the apparatus to facilitate the ingestion of larger objects of debris...	02/17/1976
3938468	Apparatus for wiping liquid from a strip This application discloses "wiping" of a liquid, molten zinc, for example, across the surface of a strip to which it adheres. A wiping fluid, such as steam, is directed from an orifice at the strip. A valve, preferably an elongated relieved bar is positio...	02/17/1976

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Class 15/419 - With air flow control means, e.g., work-operated valve