Class 239/347 - Flow control by venting pressure fluid to atmosphere

Subclass of Class 239 - Fluid sprinkling, spraying, and diffusing
Definition: Apparatus provided with means to bypass or exhaust the pressure
No. of patents: 29
Last issue date: 08/12/2008

Number	Title	Issue Date
7410106	Pressurized liquid supply assembly A liquid supply assembly is disclosed. The liquid supply assembly may be used in combination with a spraying device or spray gun to apply liquid to a substrate. The liquid supply assembly is particularly suitable for use in systems utilizing pressurized liquid conta...	08/12/2008
7407117	Liquid sprayer assembly An improved liquid sprayer assembly for connection to a container (which preferably includes two liquid storage compartments) has a housing that includes a container mount having an underside with at least one structure that is operably interposed with corresponding...	08/05/2008
7407118	Atomization jet assembly An improved atomization jet assembly for aromatherapy essential oil diffuser wells. It does not loose the cap during handling. It uses the capillary of liquids principal to draw essential oils between the exterior of the jet FIG. 12 and the inner cap profile ...	08/05/2008
7389948	Airbrush spraying device for beauty products An airbrush spraying device particularly adapted for the application of beauty products includes a tubular main body that is attached to a pressurized air supply. A control switch is situated on a top side of the airbrush. The control switch is connected to a mechan...	06/24/2008
7341207	Variable water flow and dilution chemical dispenser A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a stream of diluting water. The dispenser includes two valve members which control in one instance the water flow and in another instance the amount of concentrate being siphon...	03/11/2008
7328859	Power sprayer The present invention is a dispenser adapted to be coupled to a fluid container. The dispenser comprises a dispensing head, an energy source, and a fluid pathway. The dispensing head includes a fluid pump, a motor adapted to power the pump, a trigger adapted to cont...	02/12/2008
7255293	Hose-end sprayer assembly A sprayer assembly for connection to a container of liquid chemical to be sprayed has a manually operable rotary valve mounted within the housing of the assembly and has a carrier liquid duct and a product duct opening into the liquid duct, the valve being selective...	08/14/2007
7237728	Hand-held dispenser A hand-held dispenser for precisely controlling the flow rate of water therethrough and for precisely controlling the metering of a liquid chemical into the water passing through the apparatus. ...	07/03/2007
7204248	Fiberoptic nebulizer A nebulizer uses air or preferably oxygen to aerate and transport an anesthetic for providing topical anesthesia to the airway passages of a patient undergoing analysis or treatment by any of several medical instruments used to traverse the airway passages. The nebu...	04/17/2007
7188786	Hose-end sprayer assembly A hose-end sprayer assembly connectable to at least one container of product to be dispensed has an elongated housing for a venturi tube assembly rotatable about its central axis and devised to selectively open and close a product inlet opening as well as its associ...	03/13/2007
7168635	Adjustable detergent dispenser for water cleaners With the dispenser the flow rate of detergent can be adjusted in accordance with the water flow rate. The dispenser comprises an aspiration conduit connected to the expansion chamber of an ejector by a channel fashioned radially on a head of the aspiration conduit. ...	01/30/2007
7143763	Device for washing nasal cavities and collecting catarrhal matter The invention relates to a device for washing the nasal cavities with a nebulized treatment liquid. It comprises a base body, a atomizer chamber containing a washing liquid, means for nebulizing the liquid in said chamber and dispensing the atomized liquid to the na...	12/05/2006
7134617	Droplets forming method and device for discharging constant-volume droplets The invention intends to prevent the occurrence of a phenomenon that air is sucked through an ejection port formed at a nozzle end when a plunger rod is retracted to move away from a valve seat. In a method or apparatus for ejecting liquid droplets in which a liquid...	11/14/2006
7118049	Hose-end sprayer assembly A hose-end sprayer has a selectively rotatable rotary valve received within the transverse bore of a housing which includes a carrier liquid inlet passage, a chemical liquid inlet passage and a discharge passage. The valve has a carrier liquid duct and a chemical li...	10/10/2006
7097119	Power sprayer The present invention is a dispenser adapted to couple to a fluid container having an opening surrounded by a neck. The dispenser comprises a cap, a dispensing head, an energy source, and a conduit. The cap is adapted to seal the opening fluid tight when the dispens...	08/29/2006
7032841	Hand-held battery power sprayer A hand-held battery power sprayer is formed of a body having a spray nozzle, a trigger, and an internally threaded attachment collar having a passageway therethrough. The attachment collar removably receives a container. As battery powered pump is positioned within ...	04/25/2006
6663017	Device for generating a pressurized stream of treating media A device for generating a pressurized stream of treating media including a vessel (4) containing the treating media (6), a pressurized fluid delivery assembly (16) for delivering a pressurized fluid to the vessel (4) and a conduit (14) for transporting th...	12/16/2003
6446878	Apparatus and method for generating droplets An apparatus and method for the production of small, uniform sized droplets. The apparatus is a droplet generator including a housing defining a chamber for holding a material to be ejected therefrom, an inlet and a droplet outlet communicating with the c...	09/10/2002
6435426	Floating gasket plate for paint cup on spray gun A pressure proof gasket plate for use with a cup and special or modified lid assembly for a spray gun, consisting of a cup with a first end configured with fittings suitable for attachment to the feed port of the spray gun and a second end with a large op...	08/20/2002
6036114	Device for controlling pressure of paint container for use in conjunction with paint spray gun A pressure controlling device of a paint container for use in conjunction with a paint spray gun is composed of a pressure stabilizing plug capable of regulating the air discharge in accordance with the magnitude of the air pressure that is admitted to th...	03/14/2000
5964420	Particulate applicator attachment for a leaf blower A new particulate applicator attachment for a leaf blower for applying particulates such as powdered pesticides to a lawn or garden. The inventive device includes an elongate main tube having opposite intake and discharge ends. Each of the ends of the mai...	10/12/1999
5687911	Multidirectional foam aerosol dispensing A method and system for dispensing a nonaqueous foam under pressure from a container wherein the valve of the container is pointed above the horizontal plane....	11/18/1997
5217557	Process for the production of thermoplastic levee gates A levee gate and the process for the production thereof. The levee gate of the invention includes a rectangular sheet of thermoplastic material with a rectangular sleeve located on one edge of the thermoplastic material, the rectangular sleeve being a por...	06/08/1993
4948054	Pneumatic drywall texture bazooka A low cost, hand-held sprayer that is pneumatically powered so that a wall or ceiling may be textured. The sprayer includes a hollow J-shaped body that is filled with a liquid texture material. An air passage communicates with an air supply and extends th...	08/14/1990
4940185	Safety exhaust valve equipped spray gun A safety exhaust valve equipped spray gun including a safety exhaust valve provided on the bottle cover above the bottle connecting portion for maintaining air pressure transmitted into the bottle body through an air induction hole within a limited range,...	07/10/1990
4909409	Quick change spray paint receptacle apparatus A lid for a paint can is disclosed which has a wiper for removing paint from a paint tube and a vent assembly to allow air to enter the can and resists the escape of paint. The wiper removes the excess paint from the paint tube and allows the paint gun an...	03/20/1990
4474327	Fertilizer spreader A fertilizer spreader includes an attachment assembly for use with a portable hand-held air blower for entraining granular fertilizer or the like into the discharge air stream of the blower, whereby the fertilizer is broadcast by the air stream over a law...	10/02/1984
4174070	Spray gun assembly An improved paint spray gun assembly of the syphon type having a vented paint supply container, is characterized by a conduit connectable either between the container vent and a compressed air inlet to the gun, or between the vent and a fitting remote the...	11/13/1979
3940063	Apparatus for spray-coating product onto an article Apparatus for coating steel mill molds and stools including a sample bomb or container and means for filling the bomb with a precise amount of product to thereafter be discharged through a spray nozzle. The apparatus further includes means for automatical...	02/24/1976

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Class 239/347 - Flow control by venting pressure fluid to atmosphere