Abstract: A container with a security lock is provided. The container may have a lid (or “top”) portion and a bottom portion. The lid portion may have an exterior cover and a bottom ring which are separated by a compression spring. Once extended protrusions on both the exterior cover and bottom ring of the lid are vertically aligned, a specific pressing and then twisting motion must be used to separate the lid from the bottom portion to gain access to the interior of the container. The bottom portion may receive contents such as medication which may be securely stored and protected from children who might otherwise access an unprotected and unsecured container.

Abstract: A spray gun cup receptacle is disclosed comprising an open end for receiving a liner within a cavity and a base end opposite the open end. The sidewall comprises at least one aperture through which the cavity is visible from outside the spray gun cup receptacle. The apertures are divided one above the other by a brace member, at least a portion of which is disposed at a brace member angle ? relative to the base plane. Also disclosed are receptacles comprising one or more tactile feedback members positioned adjacent an aperture.

Abstract: A spray gun cup receptacle is disclosed comprising an open end for receiving a liner within a cavity and a base end opposite the open end. The base end is positionable with respect to a work surface with the open end facing upwards such that a base plane passing through the base end is parallel to the work surface. A sidewall surrounds the cavity and connects the open end to the base end. The sidewall comprises two apertures through which the cavity is visible from outside the spray gun cup receptacle. The two apertures are divided one above the other by a brace member, at least a portion of which is disposed at a brace member angle ? relative to the base plane.

Abstract: A unit for spraying including a spraying unit adapted to be removably coupled to a spraying handle. The spraying unit comprising a media tank, an air chamber, a nozzle with a needle and an air intake. The unit for spraying capable of spraying media.

Abstract: The dispenser draws a concentrate fluid from a liquid container into an input fluid. There is an elongated channel having an input for the input fluid and dispensing nozzle at an exit end for dispensing the concentrate fluid in a diluted form. A transverse intersecting channel is intermediate the input end and the exit end. An insert is moveable in the transverse intersecting channel, apertures of the moveable insert being alignable with apertures in the transverse intersecting channel and the liquid container. The channels from the liquid container will have a plurality of various sized apertures to provide for the flow of differing amounts of concentrate fluid into the input fluid. By adjusting the moveable insert in the transverse intersecting channel and/or the input fluid flow rate the concentration of concentrate fluid in the input fluid is changed.

Abstract: A removable replaceable cartridge for use with a liquid diffusing device. The cartridge includes a venturi, a conduit extending to the venturi, a mixing area and an outlet path for atomizing and dispersing a liquid within the cartridge. A diffusion device including a removable replaceable cartridge received within a housing. The housing includes a source of compressed gas which is directed into the cartridge. A venturi head with a unitary body for use with a diffusion device.

Abstract: An embodiment of the present invention is an air brush including a housing, a head assembly, and a trigger assembly. The housing has a main body with an air valve, reservoir and a handle. The head assembly mounts to the main body with a nozzle, nozzle cap, and a needle cap. The trigger assembly fits within the housing and includes a needle engaging the head assembly, a needle chucking guide, a needle chucking nut, a lever assembly, a spring guide and a spring device. The lever assembly actuates the needle to release compressed air and contents of the reservoir. The spring device controls release of the contents relative to the air flow through the air valve and nozzle. The spring device includes a first spring, a second spring, and a ring member. The ring member is positioned between the springs, and the springs have different strengths.

Abstract: A method of dispensing different concentrations of chemical concentrate from a concentrate container at different flow rates. The method includes providing a stream of water and a chemical concentrate adapted to be diluted in the stream of water between an inlet of a body member and an outlet of the body member to provide a fluid concentration dispensable from the outlet at one of a plurality of flow rates, rotating at least a portion of an eductor to vary one of a volume of chemical concentrate and the flow rate, sliding the eductor to vary the other of the volume of chemical concentrate and the flow rate, and selectively dispensing the fluid concentration through the outlet.

Abstract: A dry powder inhalation system suitable for transpulmonary administration characterized by using a combination of: (1) A vessel housing a freeze-dried composition that contains a single dose of an active ingredient, and has: (i) a non-powder cake-like form, (ii) a disintegration index of 0.015 or more, and (iii) a property of becoming fine particles having a mean particle diameter of 10 microns or less or a fine particle fraction of 10% or more upon receipt of an air impact having an air speed of at least 1 m/sec and an air flow rate of at least 17 ml/sec; and (2) A device capable of applying said air impact to the freeze-dried composition in said vessel and for discharging the powder-form freeze-dried composition that has been made into fine particles.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: The dispenser draws a concentrate fluid from a liquid container into an input fluid. There is an elongated channel having an input for the input fluid and dispensing nozzle at an exit end for dispensing the concentrate fluid in a diluted form. A transverse intersecting channel is intermediate the input end and the exit end. An insert is moveable in the transverse intersecting channel, apertures of the moveable insert being alignable with apertures in the transverse intersecting channel and the liquid container. The channels from the liquid container will have a plurality of various sized apertures to provide for the flow of differing amounts of concentrate fluid into the input fluid. By adjusting the moveable insert in the transverse intersecting channel and/or the input fluid flow rate the concentration of concentrate fluid in the input fluid is changed.

Abstract: A chemical dispensing apparatus includes a housing that is connectable to a source of water, such as a standard garden house and a chemical dispenser configured to mix a chemical concentrate with the source of water as it flows through the housing and dispensed from the housing from either a sprinkler head or a misting nozzle. Various configurations of fluid passages and water flow are disclosed.

Abstract: A perfume bottle spray head assembly is disclosed to include a nozzle head, a lock cap, a receptacle, a plug, a dip tube, an outer cap and a rotary shut-off control plate. The nozzle head has passage means defined therein to facilitate mixing of liquid perfume with compressed air for enabling well-mixed liquid perfume and compressed air mixture to be sprayed out in a mist. The rotary shut-off control plate is operable to rotate the plug in the receptacle between a close position to shut off the liquid perfume passage and an open position to open the liquid perfume passage.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: The current invention relates to a dispenser for liquid products comprising a removable liquid holding reservoir, an essentially rigid chamber for holding liquid under pressure and comprising a spring and a piston to place liquid injected into the chamber under pressure, a pump arrangement for pumping liquid from the liquid holding reservoir into the chamber for holding liquid under pressure, the pump being connected to the chamber through a one-way valve preventing liquid to flow from the chamber back into the pump arrangement, the chamber being connected to a spray nozzle through a valve controllable by the user for spraying the liquid.

Abstract: A connector system for attaching a liquid container to a spray gun includes a lid with a liquid outlet and an adapter that connects the outlet with the liquid inlet port of the gun. The lid includes interlocking tab assemblies for releasably attaching the adapter to the lid. The connector system combines with an outer cup, a ring for insertion into the mouth of the cup and a collapsible liner for insertion into the ring to form a liquid container system. The ring includes internal threads that cooperate with a peripheral flange on the lid to lock the lid to the ring, securing the lip of the liner. The lid includes a flexible gasket to form a liquid tight seal with the liner. The lid-liner-ring forms a liquid tight unit that may be inserted into and removed from the outer cup while containing a fluid such as paint.

Abstract: The present disclosure generally relates to fluid spraying devices and systems and more specifically, but not by limitation, to a fluid intake assembly configured to be used with a remote fluid source to supply fluid material from the remote fluid source to a fluid sprayer. In one example, a fluid intake assembly for a fluid sprayer is provided. The assembly includes an inlet tube providing at least a portion of a fluid path between a remote fluid source and the fluid sprayer. The assembly also includes a fluid flow control mechanism configured to allow a flow of fluid material in the fluid path in a first direction and restrict a flow of fluid material in the fluid path in a second, opposite direction. In one example, the fluid flow control mechanism comprises a valve mechanism.

Abstract: A pump intended to be mounted on a bottle, so as to allow the dispensing of a liquid contained in the bottle, includes a needle for closing an ejection orifice that is separate from a dosing sleeve. The needle is mounted on the sleeve by a device for the reversible movement of the needle between a closure position and an ejection position, the device being actuated by interference between the sleeve and a piston when a push button is moved on a hoop.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: A liquid storage container for a painting device includes a container for storing paint. The container is connected with a lid by screw fastening. The top of the lid has a connecting part with a hole. A flow guide element extends from below the hole. The glow guide element has a channel in fluid communications with the hole. The other end of the channel has a first glow guide in fluid communication with the inside of the container. A steel ball is disposed in the upper portion of the channel with one side urging against the surrounding of the hole. The other side of the steel ball is urged by a spring. The other end of the spring urges against the bottom of the channel.

Abstract: A pump for dispensing a liquid contained in a bottle including a shrunk-fit section including an orifice for communicating with the liquid, a pushbutton including an orifice for ejecting the liquid, a dosing sleeve integrating a needle for plugging the ejection orifice and a device for bi-directional movement of the needle, a dosing piston including a channel equipped with a closing valve for the orifice, the piston being mounted in translation, in a leak-tight manner, inside the shrunk-fit section, between an open position and a closed position of the orifice, by means of the valve, an actuating member integral with the device for moving the needle and slidably mounted inside the dosing piston, by pressing on the pushbutton, the sliding assembly being set up to actuate the moving device and to position the valve in closed position so as to enable ejection of the liquid from the dosing chamber.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a dilutent. The dispenser includes a rotatable and slideable eductor assembly. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate. The dispenser also provides for proper selection of concentrate during operation and has a lock-in feature during operation.

Abstract: The present invention provides a perfume spray head with leakproof feature comprising a spraying unit and an annular pad, wherein spraying unit has a holding groove with an aerator, a nozzle and a 1 flow passage, a protrudent docking stem with a locking dented ring as well as a curved anchoring trough and an air inlet, and annular pad has an anchoring hole with an anchoring pin, a docking pit, a perforated positioning hole with a positioning and locking pin, an air intake passage and a flow path connected with a liquid feeding channel, as well as a coupling bushing; Thereby, the spray head is switched into “ON status” or “OFF status” when the spraying unit is turned to the position where the flow passage in or out of alignment with the flow path so that effects in component simplification, assembly easiness and cost reduction are achieved.

Abstract: In a spray gun for spraying paint and similar media, there is provided a gun housing and a reservoir tank removably attached to the gun housing for holding the medium to be sprayed. The reservoir tank is configured as a commercially available storage container, for example in the form of a paint can, and is directly attached via an adapter to a projection connected to the gun housing. Thus, commercially available storage containers, differing considerably in their dimensions, can be directly fitted onto the gun housing in a short time and by a reliable method. Viscosity settings and transferring of media to be processed from one container to another are therefore not necessary, and the medium can be matched to the particular working implement and application.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a dilutent. The dispenser includes a rotatable and slideable eductor assembly. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate. The dispenser also provides for proper selection of concentrate during operation and has a lock-in feature during operation.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a dilutent. The dispenser includes a two piece slideable eductor assembly, one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate. The dispenser also provides for proper selection of concentrate during operation and has a lock-in feature during operation.

Abstract: 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 siphoned into the water flow. The dispenser is of a simplified design yet can afford a variety of different chemical concentrations, as well as various flow rates of the water.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: A sprayer head assembly comprises a chemical passage, a carrier fluid passage, and a housing that has an outer surface and an inner surface, which defines a valve chamber configured to be in communication with the chemical and carrier fluid passages. A valve is moveably positioned within the valve chamber between at least a first position, a second position and a third position. The valve defines a first passage, a second passage and a chemical inlet passage that is in communication with the second passage. The valve is configured such that, in the first position, the valve blocks the chemical and carrier fluid passages, in the second position, the first passage is configured to be in communication with the carrier fluid passage while the valve blocks the chemical fluid passage, and in the third position, the second passage is configured to be in communication with the carrier fluid passage and the chemical inlet passage is configured to be in communication with the chemical passage.

Abstract: 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.

Abstract: The invention relates to an apparatus and process for solid-state deposition and consolidation of powder particles entrained in a subsonic or sonic gas jet onto the surface of an object. Under high velocity impact and thermal plastic deformation, the powder particles adhesively bond to the substrate and cohesively bond together to form consolidated materials with metallurgical bonds. The powder particles and optionally the surface of the object are heated to a temperature that reduces yield strength and permits plastic deformation at low flow stress levels during high velocity impact, but which is not so high as to melt the powder particles.

Abstract: A dispenser head comprising a connection sleeve (20), a dispenser orifice (31), a duct (123) connecting said connection sleeve (20) to the dispenser orifice, and a press surface (11), the head further comprising a shutter (4) that is housed, at least in part, in said duct (123), and that is resiliently biased by spring means (47) towards said dispenser orifice (31), said shutter (4) including a contact zone (41) that bears in resilient leaktight manner against the dispenser orifice (31) so as to seal it hermetically, said shutter being axially movable against the spring means in such a manner as to withdraw its contact zone from the dispenser orifice, thereby creating an outlet passage for the fluid, the shutter including at least one abutment zone (440) that is resiliently biased by the spring means against a fixed support zone (34).

Abstract: 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. The height of the channel can be changed by rotating the head with respect to the body of the dispenser.

Abstract: A spraying device is provided that includes a cartridge containing a first fluid, the cartridge being removably connected to a sprayer body. The cartridge is oriented such that gravity exerts a downward force on the first fluid. The sprayer body includes a conduit for receiving a second fluid. A valve is coupled to the conduit. The valve allows the second fluid to flow through the valve, thus creating a Venturi vacuum that draws the first fluid out of the cartridge and into the valve to enable the first and second fluids to mix and form an outlet stream. An orifice meters a predetermined amount of the first fluid into the valve to achieve a predetermined ratio of the first fluid to the second fluid. The outlet stream is then dispensed from a spray nozzle.

Abstract: A cap with a suction type spray head includes an air guiding chamber, an intake passage, an outgoing passage, a liquid sucking mouth and an air pressure balancing aperture for a container with a sprayer. The liquid in the container can be sucked out due to air pressure difference between the sucking mouth and the interior of the container. The outgoing passage at the outer end thereof is a spraying outlet, which face the liquid sucking mouth so that the liquid out of the liquid sucking mouth is atomized with the air sprayed from the spraying outlet.

Abstract: A single use, disposable reservoir of low volume for use in conjunction with a spray gun for spray painting small areas, for example ‘spray out’ cards for color matching a paint mix for spray painting a vehicle. The reservoir is in the form of a syringe body with a plunger having a sealing member slidable within the body for drawing paint into the body via an open end. The body has an aperture adjacent to a closed end and the plunger can be moved to position the sealing member between the aperture and closed end for releasing a partial vacuum created when the paint is drawn into the body and allow the paint to be withdrawn, in use, when the reservoir is connected to a spray gun without actuating the plunger. In other embodiments, the reservoir comprises a concertina-type body or a pipette body.

Abstract: An actuator comprising an actuator skirt defining a recess sized to receive a portion of a pedestal of a mounting cap. The actuator having a passageway providing communicating between a valve stem and an insert received within an insert cavity of the actuator. The insert has a discharge orifice and a locking member while the insert cavity has a mating locking member. The mating locking members engage with one another to retain the insert within the insert cavity and allow adjustment of a spray discharge pattern of the insert. The insert cavity has a cavity hub which engages with a leading end of the insert, in an over lapped manner, to form a fluid tight seal therewith and minimize leakage therebetween. An angle rib is attached to a lower surface of the actuator body and abuts against the pedestal, prior to full depression of the actuator, to tilt the actuator slightly upward so that the discharge product does not impinge against the aerosol container.

Abstract: 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 liquid duct opening into the carrier duct for interconnecting the inlet passage in a first rotative position of the valve, and the valve is capable of closing the inlet passages in a second rotative position of the valve. The rotary valve is selectively rotatable in a third position for interconnecting the liquid passage only with the discharge passage in a rinse position of the valve. Container venting is isolated from a valve chamber in which the rotary valve operates to avoid entry of carrier liquid into the container through the open vent in the ON position of the valve upon its selective rotation.

Abstract: A sprayer head assembly comprises a chemical passage, a carrier fluid passage, and a housing that has an outer surface and an inner surface, which defines a valve chamber configured to be in communication with the chemical and carrier fluid passages. A valve is moveably positioned within the valve chamber between at least a first position, a second position and a third position. The valve defines a first passage, a second passage and a chemical inlet passage that is in communication with the second passage. The valve is configured such that, in the first position, the valve blocks the chemical and carrier fluid passages, in the second position, the first passage is configured to be in communication with the carrier fluid passage while the valve blocks the chemical fluid passage, and in the third position, the second passage is configured to be in communication with the carrier fluid passage and the chemical inlet passage is configured to be in communication with the chemical passage.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: An aerosol dispenser assembly (1) has a container (2) holding a liquid product and a liquefied gas propellant for propelling the liquid product from the container, the propellant being present in a quantity of at most about 25% by weight of the contents of the container (2). A valve (4) is attached to the container (2) for selectively dispensing the liquid product from the container (2) as a mist. The assembly (1) is configured such that the mist has a small particle size, is dispensed at an expeditious rate, and very little product is retained in the container (2) when the propellant is depleted.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate from a container with a dilutent. The dispenser includes a two piece slideable eductor assembly, one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate. The dispenser also provides for proper selection of concentrate during operation and has a lock-in feature during operation.

Abstract: A device for adding soap to a water inlet includes a pump that is positioned in a housing. An actuator for actuating the pump is pivotally mounted on the housing. The pump is fluidly coupled to a reservoir positioned in the housing. A soap inlet is fluidly coupled to the reservoir. A container, having liquid soap therein, is fluidly coupled to the soap inlet by a soap conduit such that the liquid soap is drawn into the reservoir when the pump is actuated. A soap outlet is fluidly coupled to the reservoir. A delivery conduit is fluidly coupled to and extends between the soap outlet and the water inlet conduit such that liquid soap positioned in the reservoir is delivered to a water inlet conduit for a shower when the pump is actuated.

Abstract: The present invention relates to a chemical sprayer that includes a sprayer head assembly and a container. The container defines a cavity for storing a chemical to be sprayed. The sprayer head assembly includes a chemical passage, a carrier fluid passage, a vent passage, a valve chamber and a valve. The chemical passage is communication with the cavity. The carrier fluid passage is in communication with a carrier fluid source. Both the carrier fluid and chemical passages are in communication with the valve chamber. The valve is moveably positioned within the valve chamber and defines at least partially a first passage and a second passage. The first passage is configured so as to be in communication with the chemical passage when the valve is in an open position. The second passage is configured so as to be in communication with the carrier fluid passage when the valve is in the open position.

Abstract: The present invention discloses an airbrush including an elongate body having an internal cavity and an external grip surface to be held in the hand of a user. A DC electric motor and an air pump driven by the motor are oriented within the body cavity. A switch is oriented on the elongate body external surface proximate to a finger of a user's hand. A removable pen having an internal liquid reservoir and a nib cooperates with the elongate body and extends within an air chamber having an outlet nozzle and an inlet coupled to the air pump. The user selectively actuates a switch to cause the motor to drive the pump providing an air stream of pressurized air to the air chamber which flows above the nib drawing liquid particles therefrom, into the air stream forming a mist which is sprayed from an outlet orifice of the outlet nozzle.

Abstract: An aerosol dispenser assembly (1) having a container (2) that contains a liquid product, and a propellant for propelling the liquid product from the container (2). The propellant is a dual phase hydrocarbon propellant, is free of normal butane, and is at most 25% by weight of the contents of the container. A valve (4) is attached to the container (2) for selectively dispensing the liquid product from the container (2) as a mist, the mist having an average particle size of less than 35 &mgr;m (0.0014″), over at least 75% of the life of the dispenser assembly (1). The dispenser assembly (1) is capable of dispensing over 98% by weight of the liquid product from the container (2). A vapor tap (24) is formed in the valve (4) to facilitate thorough mixing of the propellant and the liquid product prior to dispensing, and a valve stem (12) is disposed in the valve (4). The valve stem (12) defines at least one stem orifice (26) for flow of the product during dispensing.

Abstract: A device 10 for spraying dry flakes 12 including: an enclosure 22 including a lower portion 26 for holding a supply 12A of dry flakes 12 and an upper portion 27; a gas flow conduit 50 including: a receiving portion 52 adapted for connection to a pressurized gas source, and a nozzle 60; a flake conduit 40 connecting enclosure 22 with nozzle 60; and air holes 36 in enclosure 22. Flake conduit 40 includes a valve 44. A flow valve 76, operable by the user, regulates the flow of pressurized gas from a pressurized gas source through gas flow conduit 50. Receiving portion 52 includes pressure regulating valve 77 for regulating the pressure of gas from the pressurized gas source at a given gas flow rate and a pressure indicator 78 for indicating pressure of gas flowing through receiving portion 50.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: A dispenser for mixing and dispensing a liquid chemical concentrate with a dilutent from a container. The dispenser includes two slideable eductors one of which is also rotatable. Both a high and low flow rate can be obtained with simultaneous adjustment of concentration of the chemical concentrate. The dispenser has a high degree of accuracy of the amount of dilution of the chemical concentrate as well as positive positioning of the high and low flow rate.

Abstract: The present invention relates to a chemical sprayer that includes a sprayer head assembly and a container. The container defines a cavity for storing a chemical to be sprayed. The sprayer head assembly includes a chemical passage, a carrier fluid passage, a vent passage, a valve chamber and a valve. The chemical passage is communication with the cavity. The carrier fluid passage is in communication with a carrier fluid source. Both the carrier fluid and chemical passages are in communication with the valve chamber. The valve is moveably positioned within the valve chamber and defines at least partially a first passage and a second passage. The first passage is configured so as to be in communication with the chemical passage when the valve is in an open position. The second passage is configured so as to be in communication with the carrier fluid passage when the valve is in the open position.