Abstract: An agricultural vehicle having a chassis and an application boom coupled to the chassis. The agricultural vehicle is configured to deliver agricultural product to an agricultural field. The application boom has a boom arm. The boom arm includes a longitudinal truss member, and a longitudinal chase supported by the longitudinal truss member. The longitudinal chase includes a channel. The agricultural vehicle further includes an application system. The application system has a product tank supported by the chassis and storing a volume of the agricultural product for delivery onto an agricultural field, a plurality of nozzle bodies, a piping system delivering the agricultural product to the plurality of nozzle bodies, and one or more control lines coupled to the plurality of nozzle bodies and for controlling the plurality of nozzle bodies. The one or more control lines are supported by the channel.

Abstract: The invention is a portable sprayer for liquids and particulate-containing liquids, including a fluid storage module having at least one fluid tank, a fluid transport module in fluid connection with the fluid storage module, a distribution block, and a dispersion module in fluid connection with the fluid transport module, having a turbine, an adjustable nozzle connected to the turbine in fluid connection with the fluid transport module and air flow connection with the turbine. Fluid exits the dispersion module under a pressure of approximately 100 psi and the sprayer emits droplets containing particulates about 130 microns in diameter to a height of 100 feet vertically.

Abstract: A system for spraying plants comprises a location-determining receiver for estimating a position of a sprayer with respect to one or more rows of plants. A distance sensor is arranged to measure a distance between a nozzle assembly and a plant row segment. A guidance module is adapted to align the nozzle assembly with a target path between the rows of plants, such as a centered path between the rows, or offset between the rows of the plants. A first nozzle is targeted toward a first zone with respect to the plant row segment based on a first spray pattern of the first nozzle. A second nozzle is targeted toward a second zone with respect to the plant row segment based on a second spray pattern of the second nozzle. A nozzle selection module for selecting automatically a first nozzle or a second nozzle based on maximum coverage of a target zone around the plant segment based on the first zone, the second zone, and the measured distance.

Abstract: Environmental sanitizing device including a frame housing a disinfectant liquid reservoir and supporting a nozzle, the nozzle associated with a generation system of an air flow within which a plurality of disinfectant liquid particles are suspended to sanitize a closed environment in which the device can be positioned; the nozzle is movable with respect to the frame, and associated with positioning system controlled by a control unit for orientation of the nozzle with respect to at least two mutually perpendicular axes, preferably around a first vertical axis and around a second horizontal axis to automatically orient the nozzle in desired direction with respect to the frame during a sanitization step, the nozzle coupled with at least one distance detector able to determine distance between the nozzle and an obstacle facing the nozzle.

Abstract: An apparatus for dispensing a treatment liquid to a respective agricultural crop, including means for diffusing the treatment liquid, which comprise means for emitting a flow of air for diffusion of the treatment liquid, in particular fan-style diffusion, and means for dispensing the treatment liquid inside the flow of air for diffusing the treatment liquid, connected with means, in particular a respective tank for containing the treatment liquid; the dispensing means including a dispensing body having an inner chamber for conveying the liquid, respective inlet opening means of the treatment liquid, and nozzle means for escape of the liquid in the flow of air for diffusion of the treatment liquid, in communication with or opening into the inner conveying chamber; the inlet into the conveying chamber being defined by a plurality of openings leading into the inner chamber for conveying the liquid.

Abstract: Methods, devices, and systems may be utilized for detecting one or more properties of a plant area and generating a map of the plant area indicating at least one property of the plant area. The system comprises an inspection system associated with a transport device, the inspection system including one or more sensors configured to generate data for a plant area including to: capture at least 3D image data and 2D image data; and generate geolocational data. The datacenter is configured to: receive the 3D image data, 2D image data, and geolocational data from the inspection system; correlate the 3D image data, 2D image data, and geolocational data; and analyze the data for the plant area. A dashboard is configured to display a map with icons corresponding to the proper geolocation and image data with the analysis.

Abstract: The invention relates to a sprayer of the type comprising a turbine generating an air flow that is conveyed through a main duct to a distributor from where the air flow is conveyed through ports to a plurality of secondary ducts which direct the air flow to the exterior, bringing same into contact with the product mixture metered by nozzles located in the area through which the outgoing air stream flows, where the invention is characterised in that the air flow from the secondary ducts can be regulated by means of opening and closure elements that operate in a coordinated manner with at least one overflow channel, such as to help maintain a constant pressure inside the air ducts, preventing air from flowing back to the turbine, which could alter the operating conditions selected for the equipment.

Abstract: Disclosed is a spraying unit intended for spraying a liquid onto vegetation and including: a nozzle formed by a tube, a rotatable atomizer, and a fan generating a carrying air flow around the atomizer, a drive system, and a transport unit for transporting the liquid to the atomizer, which is capable of breaking the liquid up into droplets. The nozzle encloses a body surrounded by the carrying air flow and including a rotatable portion formed by the rotatable atomizer, the rotation of which causes droplets in the carrying air flow to be propelled, preferably in a direction substantially perpendicular to the longitudinal axis. Also disclosed is a compact spraying module including such a unit and to a spraying and control system including a plurality of such modules.

Abstract: Various technologies presented herein relate to enhancing mixing inside a combustion chamber to form one or more locally premixed mixtures comprising fuel and charge-gas to enable minimal, or no, generation of soot and/or other undesired emissions during ignition and subsequent combustion of the locally premixed mixtures. To enable sufficient mixing of the fuel and charge-gas, a jet of fuel can be directed to pass through a bore of a duct causing charge-gas to be drawn into the bore creating turbulence to mix the fuel and the drawn charge-gas. The duct can be located proximate to an opening in a tip of a fuel injector. An ignition assist component can be located downstream of the duct to facilitate ignition of the fuel/charge-gas mixture.

Abstract: Various embodiments of a system for automatically sensing and spraying plants and/or plant precursors as they are planted or otherwise distributed on and/or within the ground is disclosed.

Abstract: A mister fan includes a base, a motor supported by the base, a blade assembly supported by the base and driven by the motor, a first conduit extending from the base and configured to receive liquid from a first fluid source, and a second conduit extending from the base and configured to receive liquid from a second fluid source that is different than the first fluid source. The mister fan also includes a spray nozzle unit supported by the base adjacent the blade assembly. The spray nozzle unit is in fluid communication with the first conduit and the second conduit to selectively receive liquid from the first and second conduits.

Abstract: A method and system for the atomized dispersion of a liquid composition using one or more electrically or hydraulically driven fans with atomizers. In one example, air flow from a plurality of fans, each in proximity to an atomizer driven by an overdrive unit at 2-10 times the fan speed, provides an efficient dispersion 30-50 micron droplets of a scavenger in order to effectively suppress hydrogen sulfide in an area such as an oil well. The system provides a rapid response when H2S exceeds a threshold concentration. The fans deliver atomized scavenger over a relatively large area, so that the scavenger can tie-up or neutralize large amounts of H2S very quickly.

Abstract: The application sets forth a knapsack or backpack spraying device having a blower unit and a spraying medium container fixed to a carrying frame. The blower unit conveys an air stream through a blower pipe. Spraying medium is fed from the spraying medium container to the air stream. The spraying medium container has a filling opening which is closed by a cover. The cover has a lower edge facing the spraying medium container. The spraying device has a standing position in which it stands on a flat, horizontal standing face and in which the cover is arranged on an upper side of the spraying medium container facing away from the standing face. To reliably avoid contact of the operator with spraying medium, the height of the carrying frame, measured at right angles to the standing face, is at least 80% of the overall height of the spraying device.

Abstract: A mist generating system includes an input pipeline, an iced water tank, a heat exchanger, a nebulizing pump, an output pipeline, a pressure regulating set and a pressure releasing set communicating with each other via a plurality of pipes. The iced water tank is connected between the input pipeline and the nebulizing pump. The iced water tank is connected to the heat exchanger. One end of the output pipeline is connected to the nebulizing pump. Another end of the output pipeline is connected to the pressure regulating set. The pressure regulating set is connected to the iced water tank. One end of the pressure releasing set connected between the nebulizing pump and the output pipeline. Another end of the pressure releasing set connected to the iced water tank. When the mist generating system is turned on, a volume of water is ejected toward the outside in a mist form.

Abstract: A dust suppression apparatus comprising: (a) a turntable; (b) an engine; (c) a water mist blower comprising an air conduit, a plurality of water nozzles positioned so as to supply a spray of water to the air conduit, and a fan positioned so as to supply a stream of air through the air conduit, the water mist blower and the engine mounted on the turntable, the turntable adapted to permit the air conduit to be rotated horizontally, and the air conduit mounted so as to permit the air conduit to tilt vertically; (d) a water conduit adapted to supply pressurized water to the plurality of water nozzles; (e) a belt drive connected to the engine and adapted to supply power to the fan, and (f) a constant velocity joint connecting the belt drive to the fan.

Abstract: An apparatus for dispersing a spray mist over a large area that cools or provides other benefits to the area or to people and animals in the area. The dispersing apparatus comprises a ducted fan having a shroud with a plurality of fan blades disposed inside the shroud near its intake end and a rotary atomizer positioned inside the shroud towards its discharge end and in the air stream created by the fan blades. The fan blades are powered by a motor inside the shroud. A tilting mechanism tilts the discharge end of the shroud up or down to aim the spray mist and an oscillating mechanism pivots the ducted fan to discharge the spray mist generally across the area. The rotary atomizer discharges an atomized substance, which may be water, pesticide, deodorant, liquid fuel, fire retardant or a wide variety of other materials, into the air stream.

Abstract: A dust suppression apparatus comprising: (a) a turntable; (b) an engine; (c) a water mist blower comprising an air conduit, a plurality of water nozzles positioned so as to supply a spray of water to the air conduit, and a fan positioned so as to supply a stream of air through the air conduit, the water mist blower and the engine mounted on the turntable, the turntable adapted to permit the air conduit to be rotated horizontally, and the air conduit mounted so as to permit the air conduit to tilt vertically; (d) a water conduit adapted to supply pressurized water to the plurality of water nozzles; (e) a belt drive connected to the engine and adapted to supply power to the fan, and (f) a constant velocity joint connecting the belt drive to the fan.

Abstract: A rock dusting apparatus comprising: a housing; a tank mounted within the housing which comprises a removable top wall member, a sidewall member and a bottom wall member configured to form an internal tank compartment for holding and mixing a rock dust composition; a mixer positioned on the bottom wall member for mixing the rock dust composition; a tank discharge port positioned on the bottom wall member or a lower portion of the sidewall member through which the rock dust composition can be discharged from the tank; a conduit extending from the tank discharge port to a housing discharge port; the conduit comprising a pump for transporting the rock dust composition through the conduit and through a discharge line operatively connected to the housing discharge port; and one or more motors mounted within the housing for powering the mixer and the pump.

Abstract: A fluid display includes a fluid source, a gas source, and a light source. The fluid source coherently emits fluid along a first trajectory. The gas source emits gas along a second trajectory that intersects the first trajectory. The light source is directed toward the intersection of the first trajectory and the second trajectory. The second trajectory may intersect the first trajectory at an oblique angle. The fluid source and/or the gas source may emit intermittently. The fluid source may emit a laminar jet or spherical fluid globules. The gas source may intermittently emit a gas vortex. The gas may be a flammable gas. The fluid may be water and the gas may be air. The fluid display may provide a “water sparkler” effect.

Abstract: A harvester has an operator cab, a motor, a carriage driven by the motor, a crop cutter and collector, a processing body, and an ultra-low flow agricultural forage preservative applicator system for applying a biological solution to forage during harvesting. The forage preservative applicator has a biological solution reservoir, a flush reservoir, a peristaltic pump, a valve operative to either couple the pump with the biological solution or the flush solution, and a dispensing tube, where the biological fluid containing pathways are of functionally like cross-section in the region between the biological solution reservoir outlet and the dispensing tube outlet. A flow detector which does not obstruct the fluid pathway is provided to monitor biological solution flow rate, and a moisture detector and harvest rate detector may be used for automatic control.

Abstract: A spray unit and process for controlled droplet atomization for use particularly in an orchard, wherein air is urged under pressure in substantially opposite directions in response to the actuation of dual, counter-rotating fans. The fans are, in one embodiment, driven by a motor that is coupled to the fans by a serpentine belt. The flowing air receives droplets of material to be substantially atomized from one or more motor-powered atomizers. The spray unit is easily retrofitted to be installed on a convention sprayer cart or tractor-pulled trailer.

Abstract: The present invention provides a drive system for a mobile blower or a mobile sprayer. The drive system includes at least one flexible cable drive which connects a fan unit of the mobile blower or the mobile sprayer to a rotary power source to drive the fan. The present invention also provides mobile blowers and mobile sprayers including the drive system.

Abstract: A fan assembly includes a centrifugal fan mounted at one end of an arm that is arranged to pivot with at least two degrees of rotational freedom. A rotary driver is coupled to the arm with a ball and socket joint so that the centrifugal fan oscillates in use. The fan assembly may be configured as an orchard sprayer to disburse pesticide into foliage and be mounted to, or towed by, an agricultural vehicle. In use the motion of the fan assists in opening up foliage for improved penetration of the pesticide therein.

Abstract: An apparatus, system, and method for providing a fluid stream into an environment for cooling purposes are disclosed. Such an apparatus includes a body portion and a nozzle, the nozzle being adapted to direct water into the environment. Such an apparatus may include a body portion having a flow channel defined therein for gas flow therethrough; and, a nozzle operatively disposed within the flow channel; said nozzle adapted to direct a liquid therefrom; wherein the channel and the nozzle are operatively disposed relative to each other so that a gas flowing through the channel and the liquid are combined into a fluid stream directed from the apparatus into the surrounding environment.

Abstract: A suspension arrangement mounted in support of a boom lift assembly and boom supported thereon on a chassis of an agricultural sprayer is provided. The boom lift assembly is configured to move the boom between a raised, inoperative position and a lowered, operative position. The suspension arrangement includes a pivot linkage pivotally coupling the boom lift assembly and the chassis, and a dampener located between the boom lift assembly and the chassis. During operation of the sprayer, the dampener of the suspension arrangement reduces transfer of an impact force or stress force from transferring between the chassis and the boom lift assembly so as to isolate suspension of the boom lift assembly from the chassis of the sprayer.

Abstract: A nozzle spray assembly for insecticide made in two halves that are connected together and define an internal reservoir. The lower half has an arcuate shaped exterior surface and includes an inlet tube in communication with the reservoir. The lower half also has nozzle openings adjacent the arcuate surface so that when air is directed over the arcuate surface past the nozzle openings fluid is sucked into the inlet tube and reservoir and out the nozzle openings to spray insecticide onto the surrounding area.

Abstract: A portable, battery-powered sprayer for dispensing two liquid products at the same time. A reservoir cartridge having two liquid chambers is removably installable in a reciprocating bay in the housing. First and second mating pairs of fluid connectors each have a component mounted on the cartridge and a component mounted in the housing. A cam on a pivotable lever causes the bay to move the fluid connector components into and out of engagement. The fluid connector components permit fluid flow when they are joined and prevent it when they are separated. A support beam locks the housing components of the fluid connectors in fixed relation to one another. A guide strip locks the cartridge components in the same fixed relation to one another. A docking station in the bay locates the guide strip.

Abstract: Tunnel sprayer for rows of plants, is of the type having opposing shields (S, S?) which substantially cover the whole heights of the opposing sides of at least one row, and which comprise fans (14) to create a flow of air which in delivery travels parallel to the flow of treatment liquid sprayed on to each side of the row by at least one corresponding bar (22) with nozzles (122) and which in intake sucks in the air and treatment liquid delivered by the shield operating on the other side of the row, so as to avoid the dispersion due to wind drift and limit losses in the air and drips of excess liquid on to the ground.

Abstract: An atomization chamber apparatus used for aircraft pesticide delivery, which has an open ended walled chamber, divided into left and right sections, each having outer and inner segments, each segment having a top and a bottom wall, the outer segments having a same radius concave upper wall and a convex lower wall, while the inner segments have a same radius convex radius upper wall and a concave lower wall. A nozzle injector connectable to a fluid pesticide source is laterally disposed in an inner segment. The nozzle is chosen such that exiting pesticide will not impact the chamber walls, and the radii of the segments are chosen such that the speed of pesticide atomization by the incoming air is slowed down to reduce fines upon pesticide impact, and the speed of the pesticide air mixture on exiting the chamber is increased to substantially match the airspeed of the aircraft.

Abstract: A portable unit for pneumatically blowing landscaping and/or building materials, such as bark, mulch, fertilizer, compost, wood chips, grass clippings, leaves, gravel/stone, straw, hay, sawdust and combinations thereof is provided. The unit is transportable by: a car trailer, truck trailer, garden tractor trailer; on stakes of a stake bed truck; by a three point hitch; by a forklift and any combination thereof. The unit includes a hopper having an integral airlock feeder in one preferred embodiment. The unit either includes an on-board power supply device, such as an engine, or provides connections for receiving power remotely.

Abstract: The invention includes a spraying device (10) for producing a precise degree of liquid droplet generation on a repeatable basis by combining a specified rate of regulated flow of liquid material with a regulated flow of high-pressure air. The spraying device (10) includes an electric or engine driven direct drive compressor (12). Coupled to the compressor (12) is an air storage tank (14) providing air pulsation reduction to the regulated air and serves as a reservoir for excess airflow generation. A Venturi nozzle (18) is connected to the compressor (12). A liquid supply tube (24) uses a fixed or variable restriction to regulate the liquid flow to the nozzle (18). The vacuum in the liquid supply line (24) draws this liquid flow and mixes the liquid externally with the regulated air in exacting proportions forming specified liquid droplet sizes. The device (10) uses air and liquid regulation combined with a Venturi nozzle (18) and is able to generate extremely consistent liquid droplet sizes.

Abstract: The present invention is an area fogger that uses the exhaust gases and the exhaust heat produced by a 2- or 4-stroke internal combustion engine to convert a liquid chemical into a fog. More particularly, the fogger includes a unique heat distributor that is at least partially placed in the exhaust manifold, e.g., a muffler, and which distributes heat from the exhaust to the liquid chemical to form a fog. The heat distributor contains particulate material that conducts and distributes the heat to the liquid, thereby improving fog formation and effectiveness over existing systems.

Abstract: The invention includes a spraying device (10) for producing a precise degree of liquid droplet generation on a repeatable basis by combining a specified rate of regulated flow of liquid material with a regulated flow of high-pressure air. The spraying device (10) includes an electric or engine driven direct drive compressor (12.) Coupled to the compressor (12) is an air storage tank (14) providing air pulsation reduction to the regulated air and serves as a reservoir for excess airflow generation. A Venturi nozzle (18) is connected to the compressor (12.) A liquid supply tube (24) uses a fixed or variable restriction to regulate the liquid flow to the nozzle (18.) The vacuum in the liquid supply line (24) draws this liquid flow and mixes the liquid externally with the regulated air in exacting proportions forming specified liquid droplet sizes. The device (10) uses air and liquid regulation combined with a Venturi nozzle (18) and is able to generate extremely consistent liquid droplet sizes.

Abstract: A high pressure misting fan (10) configured for injecting a fluid (F) into a generated stream of air to produce a cooling vapor impregnated airstream (V) is disclosed. The fan (10) broadly includes a rotatable propeller (12), a motor (14), a pump (16), and a nozzle assembly (18). The propeller (12) is drivingly connected to the motor (14) and generates the airstream when rotated by the motor (14). The motor (14) is drivingly connected to both the propeller (12) and to the pump (16) so that the motor (14) rotates the propeller (12) and operates the pump (16). In a preferred embodiment, the propeller (12) and the pump (16) are drivingly connected to opposite ends (32,34) of a common drive shaft (30). The pump (16) is fluidly disposed upstream from the nozzle assembly (18) and is operable to pressurize the fluid (F) flowing from the fluid source to the nozzle assembly (18).

Abstract: In a trailer-mounted atomizer, preset to be towed with a tractor (2) and including a spreading apparatus (1) fed from a tank (3) and a trailer (4) with a towing drawbar (5), the tank (3) is fixed directly onto the trailer (4), and the towing drawbar (5) of the trailer (4) is articulated to the tractor (2) by way of the spreading apparatus (1), this latter being removably fixed to the tractor (2).

Abstract: A control and monitoring system for controlling the rotary atomizer of a sprayer to covert a liquid into atomized droplets which is pumped from a supply. The control and monitoring system includes component control microprocessors connected to a master control microprocessor for monitoring operating parameters of various sprayer components and controlling their operation. A remote controller is connected to the master control microprocessor for alternative manual control over the sprayer by a user or automatic control by the control and monitoring system. The master control microprocessor provides for comparison of monitored operating parameters against acceptable values stored in memory for diagnosis of anomalous operating parameters. A data collector is connected to a data port to access and store operating information processed by the master control microprocessor.

Abstract: Disclosed is a crop spraying system. The system includes an articulated spraying assembly that is secured to a tractor and/or a pull behind crop sprayer. The articulated assembly permits a fluid, such as an insecticide, to be effectively delivered to a commercial crop, such a citrus tree. Specifically, the fluid can be delivered upwardly from a pivotal boom that is preferably horizontally positioned at a location adjacent the ground. In this manner, the fluid is released upwardly from a position beneath crop canopies. The result is a more effective penetration of the crop by the dispensed fluid.

Abstract: Land surface treating equipment in the form of firebreak-forming equipment includes a linearly extending combustion chamber defining shell formed to define a burning chamber in conjunction with land along which it is intended to be used once operatively positioned, fitted with a burner providing arrangement used for creating a combustion reaction within the chamber. The equipment further includes a fire extinguishing layout in the form of tubes extending along the sides of the shell, that are fitted with spaced nozzles aimed to discharge fire extinguishing agent alongside the shell during operative use. The equipment is towable along land via ski formations. The dispensing of combusted gases and other products take place via chimneys. The burner providing arrangement is fitted to the upstream side of the shell resulting in the ignition of growth on entering the chamber during progress of the equipment along land.

Abstract: A feedstock injector for connection to a source of heated gas comprises a converging channel extending from the upstream end to the downstream end of the injector. A splitting arm extends diagonally within the converging channel, the splitting arm comprising two symmetrically opposed surfaces extending from the inlet to the outlet ends of the converging channel. A feedstock injection passage opens axially at the downstream end of the splitting arm. The gas stream discharged by the injector contacts and entrains the feedstock with improved uniformity.

Abstract: The invention relates to an assembly for a spaying apparatus (10) which includes a ducting assembly (11) mountable about a fan (24), said ducting assembly (11) includes a plurality of ducts (28) formed by a plurality of vanes (29), each of said vanes (29) has a substantially constant width from a duct inlet (32) to a duct outlet (17, 18); a guide member locatable adjacent the ducting assembly (11) and on which the fan (24) is mountable, said guide member (33a) is shaped to direct fan forced air from the guide member (33a) to the duct inlet (32); and spray supply means (19) for providing ducted air with liquid to form spray.

Abstract: A control and monitoring system for controlling the rotary atomizer of a sprayer to covert a liquid into atomized droplets which is pumped from a supply. The control and monitoring system includes component control microprocessors connected to a master control microprocessor for monitoring operating parameters of various sprayer components and controlling their operation. A remote controller is connected to the master control microprocessor for alternative manual control over the sprayer by a user or automatic control by the control and monitoring system. The master control microprocessor provides for comparison of monitored operating parameters against acceptable values stored in memory for diagnosis of anomalous operating parameters. A data collector is connected to a data port to access and store operating information processed by the master control microprocessor.

Abstract: An atomizer foil is provided in an atomizer to mix liquid into an air flow passing through the flow duct of the atomizer. In order to achieve an even distribution of liquid drops in the air cone discharged from the atomizer, the liquid is conveyed out on the atomizer foil via outlets disposed symmetrically on the edge of the leading side. Each outlet is connected with an inlet chamber in the atomizer foil via an outlet duct.

Abstract: A spray head for a spraying apparatus comprising a body formed as a conduit leading from an inlet end to a discharge end at which it forms a discharge pattern. A high velocity stream of air is injected into the head at its inlet end and flows through the conduit to its discharge end. Adjacent to the discharge end, a rank of injection nozzles injects liquid into the air stream, and adjacent to the nozzles, a rank of electrodes is formed as ports in the wall of the conduit.

Abstract: A heating system for a tower mounted wind machine is provided. The heating system includes a burner that is rotatably mounted on the tower, in the air stream of the wind machine. The burner receives a combustible fuel conducted through a rotatable manifold on the central tower. The wind machine is a conventional type, generating the air stream by the rotation of a propeller. The wind machine is received on the top of a central tower. The manifold also mounts to the central tower, proximate the wind machine. The manifold has an inner ring and an outer ring. The inner ring mounts in a fixed position to the central tower, and the outer ring circumferentially mounts on the inner ring. The outer ring is rotatable relative to the inner ring. The inner ring includes a fuel inlet, and the outer ring includes a fuel outlet. The burner combusts the fuel that is conducted through the manifold to heat the air stream.

Abstract: Disclosed is a large scale mobile positive pressure blower designed to provide positive pressure ventilation for fighting fires in large spaces such as tunnels, mines, halls, warehouses large Box stores, high-rise buildings, shopping malls and the like. In accordance with the invention, a hydraulically or electrically operated ventilation blower is provided on an adjustable elevation device that may be mounted either on a movable vehicle or trailer, or in stationary locations in the vicinity of a structure opening or portal. The blower delivers a large volume of air having a conical shape into an opening at one end of the structure (e.g. a transportation tunnel) to force the smoke and hazardous gasses out through a different opening. One or more blowers may be used, depending upon the size of the entrance and the structure.

Abstract: A spray hood assembly for containing the spray mist of pesticides or other liquid agricultural chemicals in an application area as the pesticide or other liquid is applied to soil or vegetation. In a preferred embodiment, the spray hood assembly includes an elongated hood characterized by a selected number of arcuate hood segments attached to each other in end-to-end relationship and mounted on a trailer hitched to a tractor or other towing vehicle. As the suspended hood migrates over soil or vegetation, the pesticide or other liquid is sprayed into the hood. Air intake openings in the front of the hood segments permit entry of turbulent air which promotes mixing of the air and sprayed mist inside the hood and substantially uniform application of the mist to the soil or vegetation within the confines of the hood. In a preferred embodiment, a mist curtain extends downwardly from the curved front and rear panels of the adjacent hood segments for enhancing confinement of the mist in the hood during application.

Abstract: An apparatus (A, A″) for spraying treatment product on plants, trees, bushes, etc., and for recovering excess treatment product comprises a fan (30) which conveys pressurized air through a duct (37) located over the plant (9) and vertically distally thereof at a manifold section (38) of the duct (37). The treatment product is supplied with a pump (21) from a reservoir (40) to nozzles (43) of a wet boom (42) extending within or along the manifold duct section (38) and is atomized and incorporated into the air stream exiting from the outlets (39) of the manifold duct section (38) which are oriented towards the plant (9) and an air-liquid separator panel (50) supported proximally of the plant (9) on the frame (13) of the apparatus (A, A″). The manifold duct section (38) can be rotated by a device (15) to compensate air stream deviations due to travel velocity.

Abstract: A spraying apparatus for crops having unusually high trees, the spraying apparatus comprising means for producing a vertical flow of air with an agrochemical product, an air conduit having an inlet connected to a discharge of the flow producing means and also having an outlet, spraying means for producing a mist from the air flow with the agricultural product and spraying the mist to a tree, the air conduit being flexible and bellows-shaped, and means for extending and retracting the air conduit so that the air conduit can be extended and retracted according to a height of the tree and to position the spraying means at a corresponding height for spraying the mist to a desired target.

Abstract: An economical and compact air handler specially configured for use in agricultural applications is provided. The agricultural air handler includes a shroud formed to surround a rotating shaft having a propeller attached to each end of the shaft. The propellers draw air through an air inlet located proximate the top of the shroud. Each propeller blows the air out of an end of the shroud. A shaft drive rotates the shaft. The shaft drive can be powered by a source outside the shroud, or a source contained within the shroud. The power source can include a hydraulic pump driven by the power take-off of a tractor. An air stream is blown from the shroud. The air stream is directed in an approximately vertically planar flow pattern to remove water ponded within the stem cup of a agricultural crop, such as cherries. The air handler can be used as a freeze protecting heat exchanger or for the application of liquid or dust formulations of agri-chemicals.

Abstract: A system for injecting a fluid spray into a wind machine-generated airstream is provided. The system includes a wind machine that is rotatably mounted upon a central tower. The wind machine is a conventional type, generating the air stream by the rotation of a propeller. The air stream can be directed toward a target, such as an orchard, vineyard or crop for cooling, humidifying, heating or the dispersal of agricultural chemicals. The present invention can be utilized for dust control. A nozzle array is mounted proximate to and preferably onto the wind machine, downstream of the air flow. The nozzle array includes at least a nozzle wand with a base end and a nozzle end. The base end attaches to the wind machine and each nozzle end has a nozzle. The nozzle injects the fluid into the air stream, behind and away from the rear of the wind machine. A rotatable manifold distributes the fluid to the nozzle array through the fluid outlet. The manifold is ring shaped and circumferentially mounted on the central tower.