Abstract: The invention is characterized by consisting of a body (1) with a central cavity (2) having an open inlet-port (3), and one or multiple cylindrical shaped cavities (4i), which are connected to the central cavity via one or 5 more openings (5i) with cross section areas less that the cylindrical cavity (4i), and where there is one centrally located opening (6i) in the cylindrical cavity end surfaces opposite the openings (5i) into the central cavity (2).

Abstract: Described is an atomizing nozzle having a relatively small frontal area permitting insertion of a nozzle into small diameter medical conduit(s). A body of a preferred nozzle has a characteristic size (e.g., cross-section diameter) of less than about 0.2 inch (0.5 cm). The nozzle body is typically carried on an extension member, which can be transversely flexible to permit passage of a nozzle body through a tube and along a nonlinear path. The nozzle body is typically connected to an extension member by way of a lap joint associated with the nozzle body. Preferred embodiments have a De/O ratio of less than 12.0, a Db/O ratio of less than about 18, and a Db/De ratio of less than about 1.1. Certain embodiments include a swirling chamber disposed upstream of the ejection orifice and having a proximal wall with a portion configured to at least approximate a portion of a dome, or other curved surface.

Abstract: An object of the present invention is to provide a fuel injection valve that is made superior in atomization performance by preventing an influence of minute deformation occurring when an orifice plate is assembled to a nozzle body, thereby reducing fuel leakage from a swirling passage to increase the strength of a swirl flow. The valve includes a valve body openable and closable to jet fuel; a nozzle body having a valve seat surface capable of coming into contact with the valve body to block the jet of fuel; and an orifice plate disposed downstream of the valve seat surface and having a plurality of fuel injection holes adapted to jet swirl fuel. The nozzle body has an end face portion with a downwardly convex inclined surface.

Abstract: A shower head for a hand-held shower attachment, an overhead shower attachment or a side shower attachment contains, in its shower-head housing, a vortex chamber which is of funnel shape with the side wall curved. The funnel begins, at the location of the largest diameter, in a radial plane and then decreases in diameter along a curved contour to an exit, where the walls of the funnel run in the axial direction. At the location of the largest diameter of the vortex chamber, upstream of this tapering region, the water is let in tangentially in the circumferential direction and in the axial direction. The vortex which is generated by virtue of the water being let in tangentially accelerates its speed of rotation in the direction of the spray disc. Arranged at the end of the tapering region is a jet-outlet chamber which is very flat, but is of large diameter in relation to the vortex chamber.

Abstract: A nozzle for injecting liquid includes a nozzle body defining a flow channel and a swirl ante-chamber in fluid communication with the flow channel. An injection point orifice is defined in the swirl ante-chamber. The flow channel feeds into the swirl ante-chamber to impart a tangential flow component on fluids entering the swirl ante-chamber to generate swirl on a spray issuing from the injection point orifice. A second flow channel can be included in fluid communication with the swirl ante-chamber. The second flow channel feeds into the swirl ante-chamber in cooperation with or in opposition to the first flow channel. The first flow channel, second flow channel, and swirl ante-chamber are configured and adapted to adjust spray angle of a spray issuing from the injection point orifice by varying flow apportionment among the first and second flow channels.

Abstract: A fuel injection duct for a combustion apparatus is provided. The fuel injection duct includes an inlet opening, an outlet opening, and an inner surface, wherein the inner surface exhibits a surface structure imparting a swirl to fuel moving from the inlet opening to the outlet opening, the fuel interacting with the surface structure of the inner surface. The manufacture of the fuel injection duct is easy and cost-effective and imparts a swirl to fuel flowing through the fuel injection duct.

Abstract: A flow directing device for imparting swirl on a fluid includes a flow directing body having an inboard surface and opposed outboard surface. A flow channel is defined in the outboard surface of the flow directing body for conducting fluids flowing through the flow directing body. The flow channel includes a channel floor and a sidewall extending from the channel floor to the outboard surface of the flow directing body. A swirl port extends from the sidewall of the flow channel though the flow directing body to the inboard surface of the flow directing body for mitigating pressure loss when discharging fluid from the flow channel.

Abstract: A washbasin includes: a washbasin body having a water containing space and comprising an insertion hole formed in a front surface thereof in a downward inclined direction and a drain hole formed on the bottom surface thereof; a water supply nozzle projected toward the water containing space through the insertion hole from a rear end of the washbasin body, wherein the projected portion of the water supply nozzle is rotated in a direction desired by a user so as to control a water supply direction and a water supply amount; a cold/hot water supply valve buried in a one-side edge of the washbasin body and coupled to the water supply nozzle through a pipe; and a cold/hot selection level installed on the top surface of the cold/hot water supply valve and selectively supplying cold/hot water to the water supply nozzle.

Abstract: A pilot burner (150, 350) for a gas turbine engine delivers an inner non-swirling fuel-oxidant mixture surrounded by an outer swirling fuel-oxidant mixture, thereby providing enhanced mixing with no recirculation zone. At least one fluid-restricting inlet port (166, 366) provides an oxidant to an inner mixing passage (160, 360). The inner mixing passage (160, 360) includes a plurality of fuel outlets (168). An outer annular mixing passage (180) receives oxidant from an upstream port (181) surrounding the inner mixing passage and includes at least one swirler element (186, 386) and fuel outlets (188).

Abstract: An apparatus for controlling a flow of fluid in an emergency fixture includes a body; and a control element at least partially located in the body and configured to impart rotation into the fluid flow. The control element includes a first substantially cylindrical member defining a first outlet portion, the first outlet portion configured to guide a first portion of the fluid flow out of the control element as an axial flow; a second substantially cylindrical member coupled to the first member; and a plurality of radially extending members extending between the first member and the second member, each of the plurality of members comprising a deflection surface angled relative to a second portion of flow and configured to cause rotation of the second portion of flow.

Abstract: One passage for swirling is formed in an orifice plate fixed on a nozzle body. Two swirl chambers in which fuel is caused to swirl so that the fuel has swirling force are provided at an end of the one passage for swirling on the downstream side of the flow direction of fuel. Therefore, the collision between the swirling flow in the swirl chamber and the fuel flowing in the passage for swirling is mitigated, and the swirling flow can be smoothly produced to promote pulverization of sprays injected from fuel injection ports.

Abstract: A power trigger sprayer comprising an integrated nozzle and pump assembly. The pump may comprise one or more pistons. Each piston feeds an input port of a swirl chamber spray nozzle. The nozzle is pulsed at a high rate, producing a predetermined spray pattern. In a further embodiment, the sprayer may be configured for handheld application of liquids and may comprise a tank for holding the liquid, a power source and control actuator together with the spray pump and nozzle in a hand operable unit. The sprayer may comprise a drip guard for directing drip flow away from the trigger and hand grip portion of the sprayer. The sprayer may include a battery within the hand grip portion. The battery may be in a battery module with grip/latch tabs allowing easy removal and replacement of the battery.

Abstract: A fuel injection lance for an ore-smelting furnace includes a central conduit, a first conduit and a second conduit. The first and second conduits are concentric with the central conduit. A central conduit is connected to a fuel mixture. The first and second conduits are in flow communication with a gas source. The first and second conduits have gas flowing at independently controllable gas flow rates relative to the other conduit. A swirl portion has a cylindrical body with a hollow interior cylinder, and vertical and helical channels formed within the body portion. Vertical channels traverse the body portion vertically to the outer surface adjacent to the bottom surface. Helical channels traverse the outer surface in a helical pattern. Vertical channels intersect with corresponding helical channels at a predetermined angle selected to provide a desired particle distribution of a fuel injected into the furnace.

Abstract: An apparatus and method for minimizing and/or preventing thermal degradation of fuel in a fuel injector is disclosed. The body of the injector includes a fuel gallery with a contoured scarf formed therein. The scarf is configured to minimize and/or prevent fuel recirculation thus reducing the likelihood that fuel will dwell in an area long enough to sufficient to cause the degradation of the fuel.

Abstract: An aerosol transport system. The aerosol transport system comprising a tube and having a plurality of windings that permit the flow of aerosols, including particles, there-through so as to compensate for gravity and/or centrifugal forces and reduce the settling of particles within said tube.

Abstract: A push-button for a pressurized product dispensing system, including a body having a mounting shaft on a pressurized product supply tube and a housing equipped with a passage for dispensing the product between the shaft and a swirl assembly including a swirl chamber provided with a dispensing aperture as well as at least one supply channel for the chamber, in which the push-button also includes a needle movably mounted in the housing between a position closing the supply of the dispensing aperture and a position opening the supply; the needle has an actuation bearing in communication with the dispensing passage so as to enable the movement of the needle into the opening position; the needle has a distal wall arranged opposite the dispensing aperture so as to form the base of the swirl chamber when the needle is in the opening position, and the distal wall has a recess.

Abstract: A fire extinguishing or explosion suppression device comprises a chamber and a nozzle. The nozzle defines a discharge pathway from the chamber. The chamber has an inlet for pressure-driven introduction of a liquid into the chamber. The chamber is shaped so that a gas contained in the chamber before the introduction of the liquid is entrained into the liquid during the pressure driven introduction of the liquid such that a mixture of the liquid and the gas is discharged through the nozzle to create a mist for extinguishing a fire or suppression of an explosion. After the gas has been discharged from the chamber, the nozzle produces a spray having a core of larger liquid droplets with the core being surrounded by smaller liquid droplets.

Abstract: A swivel nozzle mechanism used with a high pressure fluid washer attaches to an output wand, typically through a flexible hose, to direct a high pressure fluid from the washer to a directed target. The swivel nozzle mechanism attaches to a distal end of the wand and is controllable by a handle mechanism attached to the wand which enables the rotation of a spray nozzle about an axis, normal to the wand axis, at the distal end of the wand. The handle controls the direction of rotation of the spray nozzle and has a plurality of stable operating points resistant to movement and thereby providing for prolonged use at a fixed position.

Abstract: A multipoint injector ring includes a distributor ring defining a central axis and having a fluid inlet and a plurality of swirlers in fluid communication with the fluid inlet for imparting swirl on fluid from the fluid inlet. The swirlers are defined in a downstream surface of the distributor ring. An orifice ring is mounted to the distributor ring. The orifice ring defines a plurality of fluid outlets circumferentially spaced apart with respect to the central axis. Each fluid outlet is aligned downstream of a respective swirler for injecting swirling fluid from the swirlers in a downstream direction.

Abstract: A multi-point injector includes an annular body defining an interior annular flow passage. The annular body includes a fluid inlet and a plurality of circumferentially spaced apart fluid outlets in fluid communication with the interior flow passage. Each of the outlets has a swirl chamber formed within the annular body associated therewith for imparting swirl to fluid delivered thereto.

Abstract: A trigger sprayer has a housing, a piston bore within the housing, and a piston reciprocally mounted within the piston bore. The housing further includes a flow passage through which liquid passes from a passage inlet to a passage outlet. An actuator is operable to reciprocate the piston within the piston bore between a vacuum stroke creating reduced pressure in the piston bore and a compression stroke creating increased pressure in the piston bore. A valve assembly within the flow passage controls the flow of liquid through the flow passage upon operation of the actuator. The valve assembly further comprises a check valve and a priming valve. The sprayer has a closure for mounting the sprayer to a container. The valve seat for the check valve is in a component formed separately from and operatively connected to the housing.

Abstract: A showerhead with multiple modes of operation may include a first turbine and a second turbine, each disposed within a unique flow channel. The first and second turbines may interrupt water flow through their respective flow channels, thereby providing at least one pulsating water spray emanating from the showerhead. The showerhead may include a third flow channel having no turbine disposed therein, such that water flowing through the third flow channel is not interrupted and thus emitted from the showerhead as a drenching spray.

Abstract: A fuel injection valve includes a valve element movably disposed to a valve seat member having a valve seat and formed with an opening located at a downstream side thereof. A swirl imparting chamber is formed to impart a swirl force to fuel within the swirl imparting chamber by turning fuel. An injection hole is opened to the bottom of swirl imparting chamber to inject fuel to outside. Additionally, a communication passage is formed to connect the swirl imparting chamber with the opening of the valve seat member. In this fuel injection valve, the swirl imparting chamber and the communication passage are formed to satisfy the following equation: 0.15?W/D<0.5 where W is width of the communication passage; and D is diameter of the swirl imparting chamber.

Abstract: A self-contained, hand-held paint spray gun apparatus having a paint reservoir on the gun and a turret assembly having a reversible tip for spraying paint from the reservoir through the tip and a swirl chamber adapter located between the gun and turret assembly. The tip is reversible between a SPRAY position and a CLEAN position to enable a user of the paint spray gun to rapidly and conveniently clear an obstruction in the tip and continue spraying without removing the tip. The swirl chamber adapter has a generally planar face opposing a swirl valve in the gun and forming a swirl chamber upstream of the turret assembly and has a centrally located bore extending from the generally planar face to the outlet of the adapter.

Abstract: A flow directing device for imparting swirl on a fluid includes a flow directing body having a first surface and opposed second surface. A flow channel is defined in the first surface of the flow directing body for conducting fluids flowing through the flow directing body. The flow channel includes a channel surface set in from the first surface. A swirl bore extends though the flow directing body from the channel surface to the second surface of the flow directing body at an oblique angle relative to the channel surface for imparting a tangential swirl component onto fluids flowing through the swirl bore. Having an asymmetrical terminus portion of the channel surface, and positioning of the swirl bore within the terminus portion, allow control of the swirl direction for flow within the terminus portion and swirl bore.

Abstract: The pressure swirl atomizing nozzle for spraying a curable composition comprises an orifice piece (16), which defines a funnel-shaped cavity and an exit orifice (17), and an injector piece (18) which closing off the funnel-shaped cavity so that the funnel-shaped cavity forms a swirl chamber (19) between a front side of the injector piece (18) and the exit orifice (17). The injector piece (18) comprises at least two swirl ports (20) which end in the swirl chamber (19) for injecting the curable composition therein and for thereby imparting swirl to the curable composition. Compared to the sum of the smallest cross-sectional areas of the swirl ports (20), the side wall (24) of the swirl chamber (19) has a relatively small surface area which is however still large enough to distribute the curable composition so as to achieve a uniform spray pattern. By the reduced size of the swirl chamber (19), the curable composition can be atomized more efficiently.

Abstract: A spray liquid pressure head has a main head body containing a suction body, a suction pipe and a container locking ring. A pressing member assembled over the main head body has a pressure head and horizontal expansion pipe. A directional jack is assembled at one end of the horizontal expansion pipe. Two reinforced costal margins are integrally formed at both sides of the horizontal expansion pipe in a vertical extension state. One end of the reinforced costal margin is integrally linked to the pressure head, and the other end integrally linked to the directional jack. The pressure head has a combined directional sprinkler head containing a labyrinth connecting pipe, a vertical terminal pipe and a spraying guide assembly.

Abstract: A flat pump for producing liquid spray or for producing an atomized liquid stream may have a thickness of 6 millimeters or less. The flat pump may include an internal reservoir, a valve, a valve conduit and a vortex chamber wherein fluid from the reservoir may be pumped through the valve, along the valve conduit, and into the vortex chamber. An atomized liquid stream, spray, or mist formed in the vortex chamber may be expelled from the flat pump.

Abstract: A fluid dispenser nozzle comprising: a rigid support; a fluid passageway; and an annular sealing element that is made of elastomer, that surrounds the rigid support, and that is provided with a lip adapted to close off the passageway so long as the fluid is not arriving under pressure from said passageway. The fluid dispenser nozzle being wherein the rigid support comprises a side wall which internally defines the passageway, the side wall extending along a central axis, and wherein the rigid support further comprises an end wall which closes off the fluid passageway at the second end of the side wall, said end wall being provided with at least one hole that is covered by the lip of the sealing element.

Abstract: An apparatus for controlling a flow of fluid in an emergency fixture is disclosed. The apparatus includes a body and a control element at least partially located in the body and configured to impart rotation into the fluid flow. The control element includes an inlet that receives the fluid flow. The control element also includes a first outlet portion configured to guide a first portion of the fluid flow out of the control element as an axial flow and a second outlet portion configured to provide rotation to a second portion of the fluid flow relative to the axial flow. The first portion of the fluid flow exits the control element at a position downstream from the position that the second portion of the fluid flow exits the control element.

Abstract: A spray nozzle includes a nozzle body, the body having an inner wall and an outer wall, a first opening, a second opening, wherein the diameter of the second opening is less than the diameter of the first opening, wherein the first and second openings have threaded portions, a spray opening, the spray opening at an end of the second opening, and an inner vane, wherein the inner vane comprises threads corresponding to the threads of the second opening, a vane face, a vane protrusion, the protrusion being perpendicular to the face, wherein the face and the protrusion are on opposite sides of the vane, vane grooves emanating outwardly from the center of the vane face, wherein the vane grooves extend down a side of the vane at substantially a 45 degree angle.

Abstract: Disclosed is a method and device for fluid handling relating to controlling and directing the water streams from spray devices utilizing multiple liquid streams to produce an effluent that enhances a user's perception of spray performance. In the disclosed embodiments, a cavity acts as a mixing chamber for multiple fluid jets that enter the cavity at various locations, angles and flow rates. By positioning these inlet ports in the upper portion of the cavity, and with the ability to precisely direct and meter the fluid flow, the spray device may achieve a multitude of flow patterns from an outlet.

Abstract: A fluid dispenser head comprising: an inlet well (14); an axial assembly housing (2) in which there extends a pin (3); and a nozzle (4) assembled along an axis X in the axial assembly housing (2); the head being characterized in that it further comprises: at least two feed ducts (15), each connecting the inlet well (14) to the axial assembly housing (2); the pin (3) forming at least two swirl channels (35) that are connected in tangential manner to a swirl chamber (36); and the nozzle (4) being in sealing contact with the pin (3) so as to define two connection sections, each connecting a feed duct (15) to a swirl channel (35).

Abstract: An aerosol spray device comprising a pressurised or pressurisable container and a spray discharge assembly mounted on the container. The spray discharge assembly comprises a valve stem moveable from a first limit position to a second limit position to effect spray discharge from the device, a spray outlet region having an outlet orifice from which fluid from the container is discharged, and a flow conduit for supplying fluid from the container to the spray outlet region. The flow conduit has at least one first inlet for liquid from the container and at least one second inlet at the same distance along the conduit as the first inlet(s) or downstream of the first inlet(s) for propellant gas from a headspace of the container.

Abstract: A spray nozzle, particularly well adapted for use in compressor spray cleaning systems, has a nozzle body with a right angle fluid delivery bore having a first passageway section extending longitudinally and at least one connected transverse nozzle bore section terminating in a reduced diameter spray bore at a sidewall of the nozzle body. A swirler is mounted in the nozzle bore section, and has a head section with a plurality of passageways formed between swirl vanes arranged about a periphery of the head section to pass fluid to the spray bore and an adjacent neck section of a reduced diameter. The neck forms an annulus between the neck and the nozzle body in fluid-passing contact with the first passageway section and head section to direct fluid from the first passageway through the head passageway for exit through the spray bore. The nozzle can be used in spray systems over a wide range of fluid delivery volumes and pressures.

Abstract: A fuel injection valve has a valve body, a valve seat member having a valve seat and an opening portion formed at a downstream side of the valve seat member, a swirl chamber providing swirl to fuel, an orifice nozzle formed at a bottom of the swirl chamber and jetting the fuel, a communication conduit connecting the swirl chamber and the opening portion of the valve seat member, and a fuel inflow prevention wall provided at a connecting area between the communication conduit and the swirl chamber. The fuel inflow prevention wall is formed so as to prevent an incoming fuel from the communication conduit from directly flowing into the orifice nozzle and to suppresse a collision between a flow of the fuel that swirls and comes to the connecting area and a fuel flow coming from the communication conduit.

Abstract: A showerhead providing an improved pause mode that restricts the amount of water emanating from the head. The showerhead includes a first and second outlet nozzle, a valve body operative to be in fluid communication with a shower pipe, the valve body having first and second flow channels in fluid communication with the shower pipe, each of which is also in fluid communication with one of the outlet nozzles. The first and second flow channels have different cross-sectional areas. In another embodiment, the valve body further includes a valve center in fluid communication between the first flow channel and the shower pipe, and is also in fluid communication between the second flow channel and the shower pipe. The valve body further defines a first hole in fluid communication with the first flow channel and the valve center, and a second hole in fluid communication with the second flow channel and the valve center, with the second hole having a smaller cross-sectional area than that of the first hole.

Abstract: Provided is a manual air-actuated spray paint apparatus and associated method for evenly disbursing paint in a controlled manner. Such an apparatus preferably includes a portable reservoir for holding the paint therein and a hand-actuated paint applicator removably coupled thereto. A mechanism for simultaneously discharging a single stream of paint and a volume of air may also be included. A discharge spout is removably mated to and in fluid communication with the paint applicator for mixing the single paint stream and the volume of air as they pass through the spout. A trigger is pivotally mated to the housing and is articulated between tensioned and released positions to activate the paint discharging mechanism. When the trigger is engaged, the paint is directed upwardly out of the reservoir and travels out the discharge spout to be applied to the surface intended to receive the paint.

Abstract: An improved atomization system for aerosolizing liquids including a vortexing nozzle and a flat or protruding face on the nozzle exit orifice. The system can also include a diverging mouthpiece insert. The present invention can produce a high fine particle fraction and modest throat deposition in conjunction with reduced aerosol plume velocity and impact force.

Abstract: A liquid dispensing apparatus includes a container having a compressible section and a tip section extending from the compressible section. The compressible section is compressible in response to actuation. The dispensing apparatus further includes a nozzle member coupled to the container that includes an orifice. Finally, the dispensing apparatus includes a fluidic channel providing fluid communication between the volume and the orifice that includes a spin chamber for imparting a spinning motion to the liquid to atomize the liquid prior to urging the liquid out of the orifice.

Abstract: An apparatus for producing swirling flow in a pipeline is provided. The apparatus comprises in flow series: an inlet pipe, a flow deflection section, and an outlet pipe. The inlet pipe is configured such that fluid arrives in the flow deflection section from the inlet pipe and the outlet pipe has one or more apertures formed in a radially outward side wall thereof for the entrance of fluid to the outlet pipe from the flow deflection section. The apertures are configured such that the entering fluid adopts a swirling flow in the outlet pipe. The flow deflection section is configured such that, in the flow deflection section, fluid arriving from the inlet pipe is deflected to a location radially adjacent the apertures while maintaining a substantial component of flow in said principal direction.

Abstract: A shower head for a hand-held shower attachment contains, in the center of its jet disc, an insert with three individual nozzle bodies. Each individual nozzle body is designed for discharging an individual jet. To this end, it has a continuous jet opening. Each of these in individual nozzle bodies is mounted in a manner that enables it to move relative to the shower head and to the jet disc, and is placed in rotation by a water-driven rotor. Said continuous jet opening extends at an angle to the rotation axis of the individual nozzle body. When the individual nozzle body rotates, the jet exiting there from moves on an envelope of a cone. Each individual nozzle body, contains an aerating device that aspirates the air immediately next to the outlet opening and, inside the individual nozzle body, mixes the air with the water entering this individual nozzle body. As a result, the individual nozzle body discharges an aerated jet.

Abstract: A spray head for a power sprayer configured to generate a continuous sheet-like water shield around a center stream of water is disclosed. A water delivery device for use with a sink is disclosed, the water delivery device may produce a stream of water surrounded by a continuous shield of water.

Abstract: A spray nozzle assembly for directing thin, straight line, high pressure liquid spray onto moving steel slabs for penetrating and removing scale buildup in steel processing operations. The spray nozzle assembly includes a high impact attachment tube for accelerating liquid flow, a tungsten carbide spray tip at a discharge end of the high impact attachment tube for directing a flat spray pattern, an inlet defined by a strainer at an upstream end of the high impact attachment tube, and a staged vane section intermediate the inlet and spray tip for reducing liquid turbulence in the flow passageway. The vane section comprises a pair of axially spaced vanes each having a plurality of radial vane elements that define a plurality of laminar flow passageways, with the laminar flow passageways of one vane being circumferentially offset to the laminar flow passageways of the other vane.

Abstract: A push-button for a pressurized product dispensing system, including a body having a mounting shaft on a pressurized product supply tube and a housing equipped with a passage for dispensing the product between the shaft and a swirl assembly including a swirl chamber provided with a dispensing aperture as well as at least one supply channel for the chamber, in which the push-button also includes a needle movably mounted in the housing between a position closing the supply of the dispensing aperture and a position opening the supply; the needle has an actuation bearing in communication with the dispensing passage so as to enable the movement of the needle into the opening position; the needle has a distal wall arranged opposite the dispensing aperture so as to form the base of the swirl chamber when the needle is in the opening position, and the distal wall has a recess.

Abstract: A spray nozzle assembly includes a body and a spray nozzle retainer cap, and further including a device for protecting wear components from damage. Preferably, housings are provided within the spray nozzle assembly for protecting wear components, such as a swirl chamber and an orifice disc from damage. A sealing device is included within the nozzle assembly, which is subject to only compressive forces.

Abstract: A spray nozzle mechanism capable of forming spray contents into fine particles. A channel setting core is fixedly placed in a space in a button body, between an output hole of a vertical path and a hole for discharging contents to the external space. Swirls in the same swirling direction are formed by upstream recessed paths continuous from the vertical path and downstream recessed paths continuous to the discharge hole. Also, the spray nozzle mechanism has ribs. The ribs move initial swirls created by the upstream recessed paths to the corresponding downstream recessed paths, where the initial swirls are moved in a state where they are separated as far as possible.

Abstract: The present invention provides a nozzle apparatus for dispersing droplets of flowable material. The apparatus has a body with a vortex chamber, an inlet for feeding the flowable material thereto, and a passageway for supplying pressurized gas to the vortex chamber such that the flow of the pressurized gas is tangential to the flow of the flowable material. An outlet for dispersing droplets of flowable material out of the apparatus is in communication with the vortex chamber. The inlet and the outlet have cross-sectional areas which are equal to within ±15%. The passageway directs the pressurized gas to move in a vortex within the vortex chamber and envelope the flowable material. The cross-sectional area of the flowable material is thereby reduced and caused to accelerate through the outlet. Upon exiting the outlet, the flowable material spirals outwards and breaks into droplets of material thereby.

Abstract: A swirl spraying nozzle for spraying liquid fuel is provided. The swirl spraying nozzle includes a nozzle body including a hollow cylinder with a base terminating the hollow cylinder on one side and with a head terminating the hollow cylinder on the other side such that a swirl chamber is formed in the nozzle body. An admission hole is provided in the hollow cylinder in the vicinity of the base and is arranged in a plane perpendicular to the longitudinal axis of the hollow cylinder. The admission hole is positioned at an angle in the circumferential direction of the hollow cylinder. An outlet hole is provided in the head on the longitudinal axis of the hollow cylinder such that a liquid can flow tangentially through the admission hole with a swirling action into the swirl chamber and can flow out axially from the swirl chamber through the outlet opening.

Abstract: Embodiments of the invention provide a spray head including a housing having a facetted front face with a plurality of intersecting surfaces. The spray head can include a nozzle in each one of the plurality of intersecting surfaces. The nozzle can be positioned within a first recess of the housing so that an outer end of the nozzle does not extend past an outer surface of the housing. The nozzle can generate and dispense a fog-like mist. The spray head can include a cover that substantially prevents an orifice of the nozzle from becoming blocked with debris. The cover can be installed within a second recess of the nozzle so that the cover is substantially flush with the outer surface of the housing.