Abstract: A large orifice ESFR sprinkler arrangement has a sprinkler body with a frame supporting a deflector in spaced relation to an orifice in the sprinkler body. The orifice is selected to provide a K factor of at least 16, preferably 19 to 25, and desirably 22. The deflector has a planar surface facing the sprinkler body and is formed with twelve equally spaced radially extending slots each of which has sides which diverge outwardly at an angle of about 7.5° with respect to the center line of the slot. A projecting member mounted on the deflector and facing the outlet orifice in the sprinkler body has a convexly curved outer surface extending from a tip disposed on the sprinkler axis downwardly and outwardly to a cylindrical portion having an outer diameter which is about 98% of the diameter of the base circle at the inner ends of the slots.

Abstract: In the typical embodiments described in the specification, a sprinkler arrangement for protecting stored documents has a sprinkler body with an orifice providing a K factor in the range from about 1.1 to about 2.7, a pair of frame arms terminating in a boss from which a glass bulb supports a cap in position to seal the orifice in the passage, and a pair of closely spaced substantially planar deflector members having a peripheral edge spacing in a range from about 0.01 inch to about 0.60 inch. The deflector member closer to the axial passage has a plurality of slots permitting some water to pass into the space between the deflector members where it generates a very fine droplet mist and some water to be distributed outwardly in the form of fine droplets to carry the mist away from the sprinkler. A recess formed in the surface of the second deflector member facing the first deflector member provides a cavity which promotes atomization and generates turbulence.

Abstract: A fuel injector for use with an internal combustion engine. The fuel injector comprises a valve group subassembly and a coil group subassembly. The valve group subassembly includes a tube assembly having a longitudinal axis that extends between a first end and a second end; a seat that is secured at the second end of the tube assembly and that defines an opening; an armature assembly that is disposed within the tube assembly; a member that biases the armature assembly toward the seat; an adjusting tube that is disposed in the tube assembly and that engages the member for adjusting a biasing force of the member; a filter that is located at least within the tube assembly and may include an integral retaining portion; an O-ring that circumscribes the first end of the tube assembly and that is maintained by the retaining portion of the filter; and a first attachment portion.

Abstract: A nebulizing attachment having a body with an open conical chamber formed therein. The body includes a nozzle with a sharp edge behind which a perforation is formed for supplying air under pressure. Another nozzle is provided in communication with the open conical chamber for supplying liquid therein. The liquid is sucked into the chamber by the effect of vacuum brought about by the passage of the air flow from the nozzle to an outlet therefor. The liquid is fractionated and mixed by the effect of turbulence in this chamber.

Abstract: A sprinkler apparatus has a nozzle of a cross-sectional configuration to provide a liquid jet of similar cross-sectional configuration which impacts a reflector surface to reflect a spray of a cross-sectional configuration similar to that of an area to be sprayed. The nozzle passage and reflector surface may preferably be defined on a unitary nozzle device mounted on a base.

Abstract: A water diffuser for an automatic fire sprinkler system to be used when the sprinkler system is drained or tested. The water diffuser has a plurality of diffuser plates with decreasing diameter holes in their centers for dispersing water over a greater area, thereby reducing erosion and damage to the landscaping and/or grass.

Abstract: A method and an apparatus for heating or cooling material having poor thermal conductivity, especially medium-consistency fiber suspensions. The material is directed, substantially as a plug flow, at a velocity below 5 m/s (e.g. 0.1-1 m/s) through an apparatus formed by a flow channel provided with heat exchange surfaces. The flow of the material is throttled at a throttling point by a more than 30% reduction in the cross-sectional area of the channel. After throttling, the material is discharged from the throttling point in such a manner that another portion of the material contacts the heat exchange surfaces.

Abstract: Disclosed is a showerhead and a liquid raw material supply apparatus using the same. The liquid raw material supply apparatus comprises a carrier gas supply tube for supplying a carrier gas, a precursor supply tube connected to a given portion of the carrier gas supply tube, for supplying a precursor of a liquid state, a liquid mass flow controller installed at a given portion of the precursor supply tube, for controlling the supply amount of the precursor, and a showerhead including a first baffle connected to an end portion of the carrier gas supply tube facing the end portion of the carrier gas supply tube, the first baffle has a plurality of holes for spraying a misted precursor at the bottom of the showerhead. A second baffle is installed below the first baffle.

Abstract: An ejection nozzle for transport of fiber thread pieces by means of compressed air, e.g. reinforcement material for manufacturing fibre reinforced plastic products, from a cutter to a moulding cavity. The nozzle is provided with a common flow duct for the compressed air and the fibre thread pieces. The flow duct runs past at least one reflector surface (15) for the air flow, and at least one opening (16) for evacuation of air to the surroundings is located along the flow duct.

Abstract: A gas flow device including a compact supersonic diffuser for converting high-velocity low-pressure gaseous flow to low-velocity high-pressure gaseous flow. The compact supersonic diffuser includes a plurality of wedges disposed in the diffuser duct that, by selectively initiating a series of interacting shocks on the gaseous flow, convert the flow to lower velocities and higher pressures in a shorter path.

Abstract: A nozzle assembly for a gas burner includes a nozzle body having a tip end and an open end in which three netted members and a stop ring are received. An aperture is defined through a periphery of the nozzle body and the aperture communicates with an interior of the nozzle body and the open end. A space is defined between two adjacent netted members so as to provide a space for mixing gas and air.

Abstract: A nozzle, and hydrocarbon conversion process using the nozzle for atomizing heavy feed to conversion zone, are disclosed. A liquid feed stream is atomized by radial out-to-in impingement of atomizing vapor, discharged onto an imperforate central region of a perforated plate in one end of a nozzle barrel, then sprayed through an outlet in the other end of the nozzle barrel. Preferably two perforate plates are used, a first at one end of the nozzle barrel and a second between the first plate and the outlet, which is preferably an elliptical orifice.

Abstract: A flowable particulate distributor is provided having at least one wall and a multiplicity of posts. Each of the posts have a first end and a second end. The posts are attached at the first ends to the at least one wall forming a geometric array such that the second ends of the posts extend away from the at least one wall. An inlet port is also provided. The inlet port is connected to the at least one wall and is positioned above the geometric array. The flowable particulate distributor can be attached to a vibratory feeder assembly. The vibratory feeder assembly includes an elongated feed tray and a vibrator. The feed tray contains the flowable solids and has an open end thereon. The vibrator is mounted on the feed tray opposite the open end and the open end is aligned with the inlet port. This invention can also be described as a method for dispensing flowable solids. This method includes the step of introducing a high density of flowable solids into a flowable particulate distributor.

Abstract: A hollow-core nozzle structure which can provide solid core beam typically generated by a solid-core nozzle. The hollow-core nozzle structure contains (1) a hollow passage which is in communication with a water inlet connected sideways to the hollow passage; (2) a water outlet at an end of the hollow passage; (3) a bell-shaped stream-guide plate furnished on an outer rim of the water outlet. The stream-guide plate is provided with, in the order away from the outer rim, a plurality of first, second, and third water baffles respectively arranged in a circular manner. The first water baffles are rectangular in shape, the second water baffles are also rectangular shape but with a bevel on one thereof facing inward, and the third water baffles are triangular in shape, so as to cause a portion of sprayed water to be broken into tiny drops which exit the stream-guide plate along a central line and an outer rim of a water beam to form a solid water beam.

Abstract: A stationary coal nozzle for a burner on a pulverized coal fired furnace having an elongated tubular nozzle with an inlet for receiving a flowing stream of coal/air mixture and an outlet for discharging the flowing stream into a combustion zone of a furnace for burning. A multiple of transversely extending rib segments protrude into the nozzle from its inside wall and are circumferentially arranged for distributing and diffusing a flowing stream of pulverized coal in the coal/air mixture upon exiting the nozzle outlet. A deflector plate may also be provided which closes off an upper portion of the nozzle inlet to prevent pulverized fuel roping.

Abstract: An atomizer for atomizing a liquid has a gas chamber adapted to be connected to a supply of gas and a liquid chamber adapted to be connected to a source of liquid. A mixing tube extends from the gas chamber in a downstream direction, and atomizing gas flows through the tube at subsonic speed. A liquid conduit fluidly connects the liquid chamber with the mixing tube so that liquid from the conduit can be entrained in the gas flow for discharging a mixture of gas and partially atomized liquid from the tube. The mixture then flows through an exit gap to the exterior of the housing. The exit gap has several successive shear steps which contact the mixture as it flows through the gap to thereby substantially fully atomize the liquid as it is being discharged from the atomizer.

Abstract: A fire extinguishing sprinkler nozzle includes a body defining a central channel or bore through which water flows during a fire. The sprinkler nozzle includes a fluid flow thrust reverser disposed over the orifice of the central channel such that water exiting out of the channel impinges the thrust reverser. The direction of water flow is reversed by the thrust reverser. After exiting the thrust reverser, the water impinges the impact surface of deflector disposed around the periphery of the sprinkler body. An upright sprinkler nozzle is thereby provided in which the water has a downward momentum prior to its impinging the impact surface of the deflector that is comparable to a pendent sprinkler head. The sprinkler nozzle is activated by conventional fire detecting or heat sensitive structures.

Abstract: The invention provides a hot water safety discharge nozzle and a water heater pressure/temperature relief discharge system having such a nozzle. The nozzle results in the decrease of both the pressure and temperature of the discharged water by spraying the water as small droplets. Generally, the nozzle includes a cap with a weep hole, wherein the cap substantially blocks the stream of discharge water, and a series of metered radial orifices which break the discharge stream up into small particles, and distribute those particles radially. The ambient air surrounding the nozzle cools the small droplets as they travel from the nozzle. Additionally, the perforate nozzle structure prevents insects and rodents from entering and nesting within the pipe, and also eliminates the danger of small objects, including human fingers, from blocking the discharge pipe.

Abstract: In a storage rack system comprising a storage rack and a fire extinguishing device, a horizontally extending beam of the storage rack is located in a fixed position, at a predetermined elevation above a support surface. An outer wall of the beam defines a generally flat, inclined surface facing outwardly and downwardly at an angle in a range from about 10.degree. to about 80.degree. relative to a vertical plane. A vane is mounted to the beam so as to extend horizontally, below the beam, and so as to be parallel to the beam. The vane has a surface facing toward the beam and a surface facing away from the beam.

Abstract: A tubular reactor uses a plurality of improved mixing devices to reduce the overall length of the tubular reactor while maintaining a low pressure drop operation. The mixing devices in the tubular reactor provide stages of mixing with increased severity. In a preferred form, the mixing device inwardly blends gas and liquid and outwardly discharges the blended gas and liquid in a manner that provides a high shear impact on the liquid and gas.

Abstract: A foamer nozzle for use with a trigger operated pump sprayer of the type utilized with a foamable liquid. The foaming action is optimized by maximizing the amount of mixing of the spray particles in the plume emitted from the discharge orifice of the sprayer with aspirated air. Such optimization is achieved through use of opposing pairs of individual separate and spaced apart looped ribs lying in a common plane substantially parallel to and downstream from the wall containing the discharge orifice, with each of the ribs having a tip and a pair of spaced legs which define an opening therebetween. The ribs are preferably teardrop shaped in cross-section, with the rear edges thereof being substantially V-shaped for impingement by the spray plume.

Abstract: A discriminating humidification system for humidifying a controlled space which, in its most preferred embodiment, includes a control device connected to a water source for supplying water at a constant pressure, a tubing network for transferring water from the control device, a mist nozzle located within the controlled space and connected to the tubing network to receive water transferred from the control device, and a droplet discrimination device positioned around the mist nozzle and located within the controlled space for removing and draining larger water droplets from the mist sprayed from the mist nozzle for releasing a very fine water mist into the controlled space outside the droplet discrimination device.

Abstract: A fuel nozzle comprises a body (1) with a cylindrical sleeve (2) accommodating a tubular element (3) having an axially extending channel (16). At the end of the element (3) there is arranged an acoustic head (5) having a conically shaped surface (6) adapted to generate acoustic vibrations. An annular recess (12) is formed on the surface (6). The nozzle body (1) carries a reflecting surface (9) formed as a plurality of pyramids. The fuel nozzle is provided with a device (18) adapted to swirl the gas flow and a regulating element (17) accommodated in the axial channel (16).

Abstract: A frost clip is provided for a rotary sprinkler of the type which includes a sprinkler body, a nozzle for emitting a stream and a rotatable distributor plate adapted to receive and redirect the stream. The frost clip is attachable to the sprinkler body so as to be intermittently engaged by the stream as the distributor plate rotates about its axis of rotation. The frost clip is formed with a channel facing radially towards and extending substantially parallel to an axis of rotation of the rotor plate. The channel is constructed and arranged to intermittently deflect the stream back toward the rotor plate and at least a portion of the sprinkler body as the stream rotates past the clip, to thereby inhibit ice buildup on the rotor plate and adjacent sprinkler body portions.

Abstract: A spray nozzle for spreading soluble and non-soluble substances contained within a canister. An inputted fluid flow is divided into a first partial flow to create a slurry within the canister, and a second partial flow which enters a mixing chamber to, in turn, create a venturi effect drawing into the mixing chamber portions of the slurry. An outlet channel deflector reflects the second partial fluid flow against the bottom surface of a flared nose at an exhaust end of the spray nozzle. A combination of two removable discs provides for conversion between use with soluble and non-soluble particles including grass seed, fertilizer, or the like.

Abstract: A fluid distributing apparatus provides a fountain-type distributor which effects substantially uniform radial distribution of fluid across a spray pattern. An irregular spaced annular nozzle opening is provided for deflecting the spray pattern into a non-circular pattern, and in a preferred case into a square pattern. Also, an automatic adjustment varies the spacing around the entire nozzle opening to accommodate varying supply pressures. The distributor is particularly suited for use in industrial cooling towers to increase the efficiency of the cooling towers by increasing the uniformity of water distribution across the fill material of the cooling tower.

Abstract: A fluid distributing apparatus provides a fountain-type distributor which effects substantially uniform radial distribution of fluid across a spray pattern. A fixed deflector is provided for deflecting the spray pattern into a non-circular pattern, and in a preferred case into a rectangular pattern. The distributor is particularly suited for use in industrial cooling towers to increase the efficiency of the cooling towers by increasing the uniformity of water distribution across the fill material of the cooling tower.

Abstract: A method and apparatus is disclosed for creating artificial rain. The apparatus includes a substantially planar collection sheet having a plurality of pointed teeth along its lower edge. A water tank supplies water under pressure to an overhead manifold which feeds water to a plurality of spray nozzles adapted to spray a horizontal fan of water onto the collection sheet. As the water collects on the pointed teeth, it eventually falls off in droplet form when the volume and weight of the water overcomes its surface tension. An overspray sheet also having a plurality of pointed teeth may be positioned in spaced, parallel relation to the collection sheet to collect any overspray and convert it to drops of artificial rain. A control system regulates water pressure in the apparatus during use conditions. When the apparatus is deactivated, water is recycled in the tank while maintaining a balanced head pressure in the apparatus so that activation and deactivation takes only a few seconds.

Abstract: A damper device for dampening a grain stream flowing from a discharge end of a spout has an adjustable band for mounting on the spout, a bucket for surrounding the grain stream and composed of a pair of main deflector members located at a first pair of opposite sides of the grain stream, a pair of supplementary and auxiliary deflector members located at each of a second pair of opposite sides of the grain stream in orthogonal relation to the first pair of stream sides, and a support arrangement suspending the main, supplementary and auxiliary deflector members from the mounting band. The support arrangement pivotally mounts the main deflector members to extend below the spout and across the grain stream for impact with grain flowing from the spout and biases the main deflector members for movement toward and away from one another between contracted and expanded relations in response to absence and presence of the grain stream flowing from the spout.

Abstract: A dispensing tool for use with dry chemical fire extinguishers utilizes an elongated wand bent near the discharge end through which the chemical is delivered. A dispersion baffle is affixed at the outlet of the wand to deflect the chemical radially. A horn surrounds the baffle and redirects the chemical in a dispersed stream onto a fire at a much lowered velocity such that the impact of the chemical on the burning material does not dislodge sparks or embers which lead to secondary fires.

Abstract: An air diffuser constructed from single piece of material, wherein the mounting member and diffuser sections are formed in a series of stamping operations and are interconnected by a plurality of integral links.

Abstract: A rotary sprinkler comprises a nozzle formed with a bore extending through a face thereof defining an outlet orifice through which the water is to exit as an axially-flowing jet; a jet-impinging member supported close to and in alignment with the orifice so as to be impinged by the axially-flowing jet and to reflect same back towards that nozzle face; and a rotor rotatably mounted between the jet-impinging member and the face of the nozzle. The rotor is formed with a bore for accommodating the axially-flowing jet, and is further formed on its surface facing the jet-impinging member with at least one channel extending generally in the radial direction, effective to constrain the water reflected back towards the nozzle face to form at least one laterally-flowing jet, and to rotate the rotor so as to rotate the laterally-flowing jet.

Abstract: The present invention is directed to the combination of a vibrating element and an ultrasonic nozzle having an ultrasonic vibrator. The combination includes a body having a liquid supply passage therethrough and a chamber having a first and second end. The liquid supply passage is in communication with the chamber via its first end. The second end of the chamber defines an opening. An inner peripheral wall forms a portion of the chamber intermediate the first and second end. A multistepped edged portion is formed on the inner peripheral wall and each step defines an edge which severs and atomizes the liquid which cascades thereover from the liquid passage.

Abstract: A feedstock pipe for a FCC unit is provided with a plurality of turbulence generating members mounted on its interior surface. Each of the turbulence generating members has a pointed tip pointing toward the discharge end of the pipe and a ramp inclined toward the center of the pipe leading to the pointed tip.

Abstract: A device and method for aerosolizing a liquid in a gas using a pressurized gas by creating the fog or "steam" at atmospheric pressure and room temperature. The liquid is drawn into the gas stream using a venturi pipe. The amount of entrained liquid is enhanced by directing the flow of liquid and gas against a deflector. Liquid entrainment is further enhanced by directing the flow past projections causing turbulence in the stream. The device may be operated in either a horizontal postion or vertical position by providing a liquid passage to the perimeter of the liquid reservoir by means of an angled liquid conduit formed between a pair of cone members.

Abstract: A pneumatic spreader and distributor nozzles for the distribution of solid materials is disclosed. The nozzles include a flow chamber having an inlet opening, an outlet opening, and a discharge structure positioned adjacent to the outlet opening. Both the flow chamber and the discharge structure are shaped and dimensioned so as to discharge the materials in a uniform pattern.

Abstract: This invention consists of a vibration element for use on an ultrasonic injection nozzle, the vibrating element being formed around its outer periphery with a multi-stepped edged portion having one or more projecting steps each defining an edge, the edges having the same diameter and the edged portion being adapted to be supplied with liquid.

Abstract: The present invention consists of an ultrasonic atomizing vibratory element having a multi-stepped edged portion formed around the outer periphery thereof. The edged portion has at least two steps each defining an edge and being adapted to be supplied with liquid to be atomized. The vibratory element is provided with a liquid supply groove extending generally longitudinally to supply the liquid to the edge portion in a consistent and stable manner.

Abstract: The present invention consists of a vibrating element for ultrasonic atomization formed around its inner or outer periphery with a multi-stepped edged portion having at least two steps, each edged portion defining an edge, the edged portions being supplied with liquid for atomization, wherein the multi-stepped edged portion includes successively connected continuous curved surfaces where the steps are partially formed with a curved surface.

Abstract: An ultrasonic injection nozzle includes an ultrasonic generator, an elongated vibrating element, a liquid feeder and a solenoid valve. The vibrating element has a first and second end. The generator is connected to the first end. A multi-stepped edge portion is connected to the second end. Each step of the edged portion defines an edge. The liquid feeder is located adjacent the second end. The solenoid valve is in communication with the liquid feeder.

Abstract: A liquid spraying device comprises a nozzle formed with an outlet orifice through which the water exits as a jet flowing parallel to the axis of the nozzle, a laterally-displaceable cup member supported close to and overlying the outlet orifice so as to be impinged by the jet and to reflect it back towards the nozzle, and a deflector surface in the path of the reflected-back liquid, which deflector surface is formed with a plurality of channels extending generally radially of the nozzle and effective to deflect the reflected-back liquid and to concentrate the spray produced by the cup member along the channels. Described are a static-type device in which the deflector surface is formed in the face of the nozzle having the outlet orifice, and rotary-type devices in which the deflector surface is formed in a rotor mounted between the cup member and the face of the nozzle having the outlet orifice.

Abstract: A multiple-purpose, non-clogging target-type water distribution nozzle assembly for use in counterflow or crossflow water cooling towers is provided which is sized to safely clear large debris found in some cooling water while giving relatively full coverage water dispersal for enhanced water cooling. The preferred nozzle assembly includes a water metering upper section having a tubular flow conduit for substantially axial, downward water flow. A target is situated below the conduit and includes a central, essentially conical ramp-like element, and a plurality of elongated, outwardly extending, transversely arcuate water-dispersing fingers oriented in a circular array around the base of the ramp-like element. Hot water is initially passed downwardly through the conduit for impingement on the target structure, which serves to create a relatively even dispersal of water over a large area beneath the target, thus enhancing cooling of the water.

Abstract: An assembly as used with a drop tube of a moving irrigation system which allows the operator to convert from conventional spray mode operation to furrow bubbler operation. The assembly includes a pressure regulator for regulating the pressure of water to a relatively low value and having an upper end adapted to be connected in water communicating relation to the drop tube and a spray head connected at its upper end in water communicating relation to the lower end of the pressure regulator. The spray head includes a nozzle for directing a water stream downwardly in a direction to be normally interrupted by a removable splash plate into a spray pattern. A tubular structure is connected at its upper end portion with the spray head in a position to receive all of the water stream directed from the nozzle so as to transmit the same downwardly to the lower end thereof.

Abstract: A nozzle that consists of a pipe (4) with the end that extends into the treatment space surrounded by a hood (6) is employed to inject solids into a reaction space, a fluidized-bed combustion chamber for example, pneumatically. There are outlet bores (12) in the wall of the pipe (4) and below the lower edge of the hood (6). Inside the pipe (4) is an inner pipe (13) that is connected tight to pipe (14) above the outlet bores (12) and that creates in conjunction with the pipe (4) a space (14) for air to flow through. The air flowing through this intermediate space (14) and emerging from the outlet bores (12) ensures transverse intermixture of the solids inside the reaction space.

Abstract: The present invention provides an apparatus for the dyeing of shaped articles. The apparatus transports the shaped article in a treating chamber within the apparatus during the dyeing process; surrounds the shaped article with a non-reactive environment in the treating chamber; preheats the shaped article; flows a thin continuous film of a dye composition over the surfaces of the shaped article in a non-reactive environment at an elevated temperature; and cools the dyed shaped article. The apparatus can also rinse and dry the dyed shaped article. The apparatus further includes an applicator head for applying the thin continuous film of the dye composition over the shaped article and a carrier for positioning the shaped article in vertical alignment with the applicator head.

Abstract: A manifold device for the dispersal of a liquid from one end of a supply line. The device includes a series of deflector walls spaced progressively from the end of the supply line. Each deflector wall has a hole in line with the end of the supply line. The holes of the respective deflector walls are of decreasing cross-sections in a direction away from the supply line for passing progressively decreasing portions of the liquid therethrough. The remainder of the liquid is deflected by the deflector walls seriatum radially outwardly of the axis of the supply line. At least one of the deflector walls includes a collar thereabout and spaced radially outwardly from the axis of the supply line for diverting the liquid from the respective deflector wall. Teeth are formed integrally with and alternately bent radially inwardly and outwardly from the lower edge of the collar to disperse the liquid over the bottom of the manifold device.

Abstract: A water supply unit for an ice-making machine provided with a pair of freezing plates each presenting number of vertically extending partitions on their front sides, the freezing plates being mounted in an upright position with their rear sides facing to each other, and with a cooling coil mounted between the rear sides of the freezing plates. The water supply unit is placed on the top of the freezing plates and has an ice-making water conduit section connecting to the front surfaces of the freezing plates via water supply plates and a flushing water conduit section connecting to the rear sides of the freezing plates. The flushing water conduit section of the supply unit is received into and fitted between the upper ends of the freezing plates for securely positioning the water supply unit with respect to the freezing plates.

Abstract: The water spray unit is used in conjunction with an ice product making machine having an upright freezing plate or freezing plates, on the surface or surfaces of which a plurality of guide ribs or projections are vertically formed at a preset transverse distance from one another. The spray unit has a main body provided above the freezing plate or freezing plates and presenting a large number of spray apertures, and a plurality of water spray guide plates disposed between the guide ribs or projections and presenting a pair of upright side flanges. The spray water is discharged from the spray apertures and caused to descend along the freezing plate or freezing plates by way of the water spray guide plates, the upright side flanges and the guide ribs or projections as a turbulence-free uniform stream.

Abstract: The repair pad comprises a generally flat flange having a central opening for receiving a spray nozzle and a generally cylindrical mounting element which is attached to the flange of the central opening and depends from the central opening for attachment to the body of the spray nozzle. The pad is used with a spray nozzle having a generally cylindrical body which is received in the cylindrical mounting element, a mounting flange connected to one end of the body and disposed in contact with the flat flange, and a dispersion plate connected to the opposite end of the cylindrical body for dispersing liquid contacting the dispersion plate.

Abstract: A device and method for aerosolizing a liquid in a gas using a pressurized gas by creating the fog or "steam" at atmospheric pressure and room temperature. The liquid is drawn into the gas stream using a venturi pipe. The amount of entrained liquid is enhanced by directing the flow of liquid and gas against a deflector. Liquid entrainment is further enhanced by directing the flow past projections causing turbulence in the stream. The device may be operated in either a horizontal position or vertical position by providing a liquid passage to the perimeter of the liquid reservoir by means of an angled liquid conduit formed between a pair of cone members.