Abstract: In one aspect, an aspiration system for a work vehicle includes an exhaust tube extending along a flow direction from an upstream end to a downstream end. The exhaust tube defines an exhaust passage extending from the upstream end of the exhaust tube to the downstream end of the exhaust tube. The exhaust tube includes a venturi portion. The aspiration system also includes an aspiration tube in flow communication with the venturi portion and configured to receive an aspirated airflow. The system further includes a flow adjustment mechanism provided in operative association with venturi portion such that the flow adjustment mechanism is configured to adjust a cross-sectional flow area of the venturi portion of the exhaust tube.

Abstract: The specification discloses a hydroponic nutrient aeration and flow control (NAFC) device and system, which both aerates and controls the flow of the hydroponic nutrient solution. The NAFC device has no moving parts. Each NAFC device mixes and aerates the nutrient from the nutrient reservoir with air and/or nutrient from one of the grow tanks. Each NAFC device additionally controls the flow of the aerated nutrient solution to the grow tank and the nutrient reservoir. The vertical position of the end of the nutrient return line in each grow tank may be adjusted to adjust the level of the nutrient solution within the grow tank.

Abstract: A desuperheater spraying valve assembly includes an actuator coupled to a plug with a valve seat in the proximity of the plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to the valve seat and at least one spray nozzle is affixed to the spray tube. The plug and the valve seat are conical in shape and when the plug is inserted into the valve, they form a seal.

Abstract: An air inlet arrangement for an ice cream machine or yogurt machine includes an air-solution tube supported in a solution container which is adapted for storing a predetermined volume of solution at a predetermined fluid elevation, and an air nozzle. The air-solution tube has an elongated structure defining a top end, a bottom end, and a process channel between the top end and the bottom end, wherein the air-solution tube has a height greater than the fluid elevation of the solution container, wherein a volume of the air-solution tube is such that the air-solution tube is arranged to contain 80 g or less of the solution.

Abstract: A control method for boiler outlet temperatures includes predictive control of SH and RH desuperheater systems. The control method also includes control and optimization of steam generation conditions, for a boiler system, such as burner tilt and intensity, flue-gas recirculation, boiler fouling, and other conditions for the boiler. The control method assures a proportional-valve control action in the desuperheater system, that affects the boiler system.

Abstract: A first object of the present invention is to provide a micro-bubble generator of carbon dioxide which is arranged so as to enhance health promoting effects such as improvement of blood circulation due to carbon dioxide gas generated by dissolving a tablet, thereby exhibiting effects of taking a shower of bicarbonate with appropriate concentrations for a prolonged period of time.

Abstract: The invention relates to a method for carrying out a mass-transfer process in a column (1) comprising at least two separating trays (5), wherein each separating tray (5) comprises an upper tray (7) and a lower tray (9), and between the trays (7, 9) a lock (13) is formed, and valves (11) are provided which are designed in such a manner that a gas can flow through the separating tray (5), on interruption of the gas flow liquid flows from the upper tray (7) into the lock (13), and when gas supply is restarted, the liquid drains out of the lock (13), comprising the following steps: (a) flow of a gas exiting through valves (11) in the separating tray (5) through a liquid standing on the upper tray (7), wherein the amount of gas is high enough that no liquid flows back through the valve (11), (b) interruption of the gas supply in such a manner that the liquid runs through the valves (11) into the lock (13), (c) restart of the gas supply, wherein valves (11) in the lower tray (9) open, in such a manner that the liq

Abstract: The invention relates to a valve for carrying out a mass-transfer process in which a gas (13) flows through a liquid (31) standing on an upper tray (21), when the gas supply is interrupted the liquid (31) flows into a lock (17) beneath the tray (21) and, when the gas supply is restarted, the liquid (31) flows out of the lock (17) through a lower tray (19) bordering the lock (17) downward, wherein the valve (1) comprises a closing element (5) which comprises a piston rod (5), an upper valve disk (9) and a lower valve disk (7), and which is conducted in a sleeve (3), wherein the lower valve disk (7), in a first valve position, closes an opening (43) at the lower end of the sleeve (3). The upper valve disk (9) and the lower valve disk (7) are each movably connected to the piston rod (11).

Abstract: A method of cleaning a reverse osmosis or nanofiltration membrane includes supplying pulses of bubbles to the membrane. A venturi device for supplying bubbles to improve the cleaning of reverse osmosis or nanofiltration membranes includes a venturi having a liquid inlet and an air inlet provided at a choke point of the venturi, as well as an outlet. The air inlet is provided with a plurality of tubes. A reverse osmosis plant includes a membrane pressure vessel having a fluid inlet, a permeate outlet, a concentrate outlet and an in place cleaning tank connected in line with the fluid inlet. A venturi valve is connected in-line between the cleaning tank and the fluid inlet.

Abstract: The invention provides a foam-forming assembly, comprising: a housing having an air passage and a liquid passage, each ending in a mouth and being in communication with a dispensing passage having a dispensing opening, and a valve body which, in a rest position, covers the mouth of the liquid passage and the mouth of the air passage in a sealing manner in order to prevent a flow from the liquid passage and the air passage to the dispensing passage, and which, during dispensing, opens the mouth of the liquid passage and the mouth of the air passage in order to allow mixing of air and liquid to take place in the dispensing passage, wherein the mouth of the air passage is substantially annular, and wherein the air passage comprises a pressure balance chamber to divide the air pressure substantially equally over the substantially annular mouth.

Abstract: A gaseous fuel mixer for an internal combustion engine includes a mixer body and a mixer element supported in a mixer passage formed in the mixer body. The gaseous fuel mixer attaches to an intake manifold at a first end and receives intake air at a second end. A distal end of the mixer element accepts gaseous fuel from a manifold passage extending from a port positioned in the intake manifold. The gaseous fuel flows through the mixer element and then through a plurality of openings formed in an exposed proximate end of the mixer element. The gaseous fuel mixes with the intake air, and the mixture of intake air and gaseous fuel flows from the second end of the mixer body to the first end of the mixer body and then to the intake manifold.

Abstract: The present invention is related to a single serve carbonation apparatus comprising a carcass that supports components including a removable pressurized gas canister, a canister receiver that regulates the flow of gas, an operative spigot to receive the bottled beverage and provide the gas inlet, a tap handle mechanism, and internal tubing to provide the channeling of gas and pressurized liquid throughout the process. With gas canister inserted and the selected beverage attached to the operative spigot, the circuit is then switched on allowing the gas into the bottle creating a pressurized flow of draught-like beverage, dispensed via the tap handle, into the glass. The present apparatus allows users to enjoy any bottled beverage at any time. The installation and removal of said canister is easy, keeping the unit small, portable and affordable. There is no need to power the unit since the bottles are already chilled.

Abstract: The carbonation device includes a cap system selectively mounted to the mouth of a liquid container. The cap system includes a cap, a syringe piston reciprocable within the cap, an actuating mechanism for reciprocating the syringe piston, and a reaction vessel selectively attached to the bottom of the cap. The syringe piston includes a storage area to be filled with water by repeated activation of the actuating mechanism. The water from the charged syringe piston discharges into the reaction vessel that has been filled with a preselected amount of reactants to initiate the carbonation reaction. In an alternative embodiment, the carbonation device includes a rotatable control ring to selectively puncture a CO2 cartridge inside the reaction vessel or introduce water into the reaction vessel to initiate carbonation reaction. In both embodiments, the CO2 flows from the reaction vessel into the container to carbonate the beverage contained therein.

Abstract: Devices, systems, and methods employed in wet cleaning semiconductor devices are provided. In particular, systems that can deliver deionized water with the desired concentration of CO2 and methods of generating deionized water with a desired concentration of CO2 for use in wet cleaning of semiconductor devices are provided.

Abstract: An air humidifier comprises a base. An opening water tank is integrated into the humidifier base. A water inlet is opening on the upper surface of the casing. The inside of the base is combined with the water tank and an atomizing chamber. The atomizing chamber is composed of a water sub-tank, a water level control board and the bottom of the water tank form a first chamber, A water opening is provided at the bottom of the water tank. A water level control board is provided with a water exit valve corresponding to the water opening. The water exit valve is provided for controlling the flow rate and on/off of the water flow downwardly from the water tank through the water sub-tank. On the water sub-tank is provided with the atomization device and an automatic breaker. The atomization device can be an ultrasonic device or a heater or filter for transforming water into vapor. A fan is installed on the base. A first vapor opening is disposed on the upper surface of the casing.

Abstract: A system for gasification of liquid fuel includes an absorber to receive liquid fuel and as through separate ports, a vortex reactor to create a vortex of the gas and fuel droplets to enhance absorption of gas into the fuel, and a recirculation loop to remove and recirculate unabsorbed gas and fuel vapors from the absorber back to its tangential inlet port. Gasified fuel collects at the bottom of the absorber for delivery to an engine.

Abstract: The present invention relates to an apparatus and method of deploying a desuperheater with a Seat-Ring designed to provide coolant injection at high temperature differential. The present invention's robust design provides for a high level of flexibility that allows operating at high temperature differentials between the coolant and the superheated fluid. The desuperheater Seat-Ring is made as a split hollow ring with a perpendicular slit traversing the ring's circumference. The opened slit design provides a high level of flexibility, which allows the seat ring to sustain severe temperature extremes by reducing thermal stress. The coolant is supplied to the seat ring through a specially designed coolant nipple liner connected to the seat-ring.

Abstract: An inline carbonation apparatus includes a fluid tube having an inner diameter. A water flow control module is connected to a water source. At least one water orifice is linked to the water flow control module and is attached at one end of the fluid tube. The water orifice includes a plurality of holes atomizing water passing therethrough. A carbon dioxide source is connected to a carbon dioxide valve. The carbon dioxide solenoid valve is connected to a carbon dioxide regulator that is coupled to a carbon dioxide orifice and attached to the fluid tube in a spaced relationship from the water orifice. The atomized water has a pressure less than the carbon dioxide such that carbon dioxide is absorbed into the water forming carbonated water having a specified volume of carbonation. The water control module regulates a water flow rate into the inline carbonation apparatus.

Abstract: This invention relates to an aerating device for a fuel system, and in particular, to an aerating device for a fuel system supplying fuel to an engine from a fuel tank. The invention includes, for example, a solenoid valve accessing a flow path to the fuel tank, and a control unit opening a closing the solenoid valve, such that opening of the solenoid valve permits fuel and air to flow back through the flow path to the fuel tank and naturally separate.

Abstract: An improved configuration for an in-line direct contact diffuser-type steam injection heater provides for a diffuser whereby steam flow is controlled using an angled sonic diffuser and plug arrangement. The steam flow is controlled by means of a steam plug which selectively exposes holes through which the steam passes. In the preferred embodiment, the configuration provides for a diffuser that had been angled approximately 30° from vertical to facilitate better mixing of the steam with the fluid. The precise angle may be altered depending on the fluid characteristics. A more durable end seal is also used. The end seal is a piston ring which prevents problems associated with the use of elastomeric rings of existing art. A more uniform diameter plug with linear travel is also an improvement over the prior art.

Abstract: The present utility model relates to a joystick that allows manual control of its basic functions for safe and correct operation (to the operator and the environment) of motorized backpack sprayers—equipment used for spraying/atomizing liquids for pest and disease control in agriculture, as well as for vectors of endemic diseases in public health. The joystick basically consists of a body (1), which has a lower end adapted to couple an air discharge pipe (9) of the motorized backpack sprayer, a spike of fluid inlet (3) to couple a hose connected to the reservoir of chemicals, and a spike of fluid outlet (2) with the purpose of coupling a hose connected to the atomizer nozzle.

Abstract: A gas supply passage 13 for supplying a gas is connected to a decontamination liquid supply passage 5 at a tail end portion 5a side from delivery means 4, and an on-off valve 14 which opens and closes the gas supply passage is provided. Control means 3 stores a housed weight R of the decontamination liquid which is housed in the decontamination liquid supply passage between a connection point A at which the above described gas supply passage is connected to the decontamination liquid supply passage and the above described tail end portion 5a.

Abstract: The present invention relates to an apparatus and method of deploying a desuperheater with a Seat-Ring designed to provide coolant injection at high temperature differential. The present invention's robust design provides for a high level of flexibility that allows operating at high temperature differentials between the coolant and the superheated fluid. The desuperheater Seat-Ring is made as a split hollow ring with a perpendicular slit traversing the ring's circumference. The opened slit design provides a high level of flexibility, which allows the seat ring to sustain severe temperature extremes by reducing thermal stress. The coolant is supplied to the seat ring through a specially designed coolant nipple liner connected to the seat-ring.

Abstract: A humidifier includes a main body having a hollow interior, the main body including a fluid reservoir for receiving a fluid therein, wherein the fluid reservoir is formed from a material which at least one of minimizes impurities in the fluid and militates against an emergence of impurities in the fluid, and a discharge vent coupled to the main body, wherein the discharge vent includes a removable tray for receiving a fragrance therein and a compartment for receiving a heat source therein for heating the fragrance, wherein the discharge vent emits a mist to humidify the surrounding air and an aroma of the fragrance.

Abstract: A diffuser for an aeration system includes a base, a valve member, and a diaphragm. The diaphragm has a central portion, a peripheral portion, and a surrounding segment. The surrounding segment is interposed between the central portion and the peripheral portion, and includes a base web layer and a porous foam layer. The base web layer includes a plurality of fibrous filaments arranged to form a textured structure with a plurality of pores. The porous foam layer is disposed on the base web layer.

Abstract: A scent diffusion device including an air flow generator; an outlet, the generator and outlet defining a path for the flow of air therebetween; a plurality of scent diffusion modules comprising: a slide moveable by sliding inside a housing between at least one diffusion position and a non-fragrant position; at least one first window in the slide intended to receive a source of fragrant molecules; a second window in the slide, wherein, in the diffusion position, the first window faces a window in the housing and in the non-fragrant position, the second window faces the window in the housing, and wherein the modules are positioned such that window axes of the housings of different modules are aligned on the path; and a device permitting the slides to be brought individually onto one of the positions; the flow of air successively traversing the windows of the housings, the first window and the second window of the slides according to positions of the latter.

Abstract: A method and apparatus for mixing and/or blending fluids in a pressurized container, where fluids flow through an elongated blunt ended stinger and/or an inwardly chamfered ended stinger within the container, where under controlled pressure the fluids are substantially mixed or blended within the container. An optional diffuser plate adjacent the stinger end may be used.

Abstract: A control method for boiler outlet temperatures includes predictive control of SH and RH desuperheater systems. The control method also includes control and optimization of steam generation conditions, for a boiler system, such as burner tilt and intensity, flue-gas recirculation, boiler fouling, and other conditions for the boiler. The control method assures a proportional-valve control action in the desuperheater system, that affects the boiler system.

Abstract: A carburetor of a remote control model has a main body axially bored with an axial hole that is installed with a throttle and a second needle in its one side and provided with a female-threaded section formed at a certain portion of its other side for engaging with a male-threaded section of an adjustment valve. The adjustment valve possesses a fuel entering passage formed axially with a dead end, and an injection nozzle formed at the end corresponding to and for a needle valve of the second needle to move to and fro therein. And, the adjustment valve is directly installed in the axial hole without being accompanied with other components, effective to lower progressive tolerance between the injection nozzle and the needle valve to provide uniform fuel injection.

Abstract: A carburetor has a carburetor housing in which an air passage and a mixture passage are disposed. A barrel valve controls the air passage and the mixture passage. The barrel valve has a mixture passage section and an air passage section formed therein. The air passage in at least one position of the barrel valve is closed off at least partially by the barrel valve. The air passage in the at least one position of the barrel valve in which the air passage is at least partially closed off by the barrel valve is connected by a connection within the barrel valve with the mixture passage. An internal combustion engine equipped with such a carburetor exhibits excellent running behavior.

Abstract: The present invention is directed to a desuperheater spraying valve assembly. More particularly, the invention provides a new and improved valve assembly, whereby cooling liquid may be controllably injected into a gas or a liquid stream, typically steam, to selectively maintain the gas or liquid at a predetermined temperature level. In a possible embodiment of the present invention, a class V valve assembly is disclosed. It comprises an actuator coupled to a plug with a valve seat in the proximity of said plug. The plug is affixed to an actuator rod which transverses the body of the valve assembly. A spray tube may be affixed to said valve seat and at least one spray nozzle is affixed to a to the spray tube. The plug and said valve seat are conical in shape as to when said plug is inserted into said valve, they form a seal.

Abstract: Disclosed is a nozzle assembly which includes a nozzle housing and a valve element axially slidable therewithin between a closed and an open position. The nozzle housing has a housing inlet and a housing outlet fluidly interconnected by a plurality of housing passages. The valve element has a truncated conical valve body including a conical outer surface and a concave inner surface with a plurality of valve apertures extending through the valve body. The outer surface is sealingly engagable to a valve seat formed in the housing outlet such that the flow of cooling water through the valve apertures is prevented when the valve element is in the closed position. The outer surface and valve seat collectively define an annular gap when the valve element is axially displaced to the open position such that a portion of the cooling water flowing through the annular gap may pass through the valve apertures.

Abstract: A method of operating an engine is disclosed, which includes determining a peak power condition for the engine, measuring a temperature associated with the engine at said peak power condition, comparing the temperature measured with a previously determined temperature associated with a known peak power condition of the engine, determining an offset value based on the comparison made in step, controlling at least one of an air-fuel mixture delivered to the engine or ignition spark timing based on said offset value. Various engine fuel delivery systems, carburetors, fuel injection and control systems also are disclosed.

Abstract: A system for forming mini microbubbles has a motor, a shaft attached to the motor, a displacer attached to the shaft for mixing a media with a liquid, a discharge plate positioned adjacent the displacer, a housing adjustably attached to the discharge plate, and a media chamber fluidly connected with the discharge plate. The motor rotates the shaft. The discharge plate has a discharge hole formed therein. The media chamber is fluidly connected to the discharge hole of the discharge plate. The discharge plate is positioned between the motor and the displacer. The displacer is positioned within the housing. The media chamber can be positioned between the motor and the discharge plate.

Abstract: A carbon dioxide manifold contains an internal passage providing communication between a pump supply, a liquid container, a gas container, and a beverage dispenser. A valve is located inside the internal passage. The valve has an open position in which communication exists between the liquid container, the gas container, and the beverage dispenser, but not with the pump supply. The valve has a closed position in which communication exists between the pump supply and the liquid container, and between the gas container and beverage dispenser, but the only communication between the pump supply/liquid container and the gas container/beverage dispenser is through an orifice that allows a restricted flow of carbon dioxide through the valve.

Abstract: In order to provide an actuating device for a choke valve of a carburettor for motorized equipment, in particular a cut-off grinder, wherein the choke valve is movable between at least a closed position and an open position by an operating element via a mechanical coupling from the operating element to the choke valve, which overcomes the disadvantages of the prior art, it is proposed that the mechanical coupling has a separating arrangement which is in operative connection with the motorized equipment such that the mechanical coupling between the operating element and the choke valve can be interrupted or respectively closed as a function of different operating states of the motorized equipment.

Abstract: A foreign object in a discharge path defined and formed in a valve case is effectively removed.

Abstract: This invention relates to a diffuser for an aeration system, including a base, a diaphragm and a valve member attached to the diaphragm. The base is provided with a valve seat for engaging with the valve member to close the inlet of the aerating gas. Furthermore, the diaphragm includes a central portion, a peripheral portion attached to the periphery of the base, and a surrounding web segment interposed therebetween. The surrounding web segment includes a plurality of fibrous filaments which are arranged to form a textured structure with a plurality of pores of a dimension such that the aerating gas, when introduced, is permitted to be bubbled through the plurality of pores, so as to form fine and small bubbles in the water.

Abstract: An improved valve element for a spray nozzle assembly of a steam desuperheating device that is configured to spray cooling water into a flow of superheated steam in a generally uniformly distributed spray pattern. The valve element includes a valve body and an elongate valve stem that is integrally attached to the valve body and extends axially therefrom. The valve body itself includes a nozzle cone which is integrally connected to the valve stem, and defines an outer surface. Integrally formed on a bottom surface of the nozzle cone is a hub having multiple ribs protruding therefrom. Integrally connected to each of the ribs is a generally circular fracture ring. The fracture ring is disposed in spaced relation to the lower edge of the nozzle cone which circumvents the bottom surface thereof.

Abstract: An improved valve element for a spray nozzle assembly of a steam desuperheating device that is configured to spray cooling water into a flow of superheated steam in a generally uniformly distributed spray pattern. The valve element comprises a valve body and an elongate valve stem that is integrally attached to the valve body and extends axially therefrom. The valve body itself comprises a nozzle cone which is integrally connected to the valve stem, and defines an outer surface. Integrally formed on a bottom surface of the nozzle cone is a hub having multiple ribs protruding therefrom. Integrally connected to each of the ribs is a generally circular fracture ring. The fracture ring is disposed in spaced relation to the lower edge of the nozzle cone which circumvents the bottom surface thereof.

Abstract: A fuel conditioning system has a housing defining a chamber and provided with an inlet upstream of the chamber and an outlet downstream of the chamber. A hemispherical seat has a first end in communication with the inlet, and a second end in communication with the chamber. A valve body is moveable between a closed position and an open position where the valve body is spaced from the inlet to allow air to flow into the chamber. A biasing device biases the valve body toward the closed position.

Abstract: An oxygen generator including: a humidifier tank moves up and down according to a horizontal movement of an adjustment knob so that the humidifier tank can be readily detachable, and thus a user can securely and conveniently use the oxygen generator without any water leakage from the humidifier tank during an operation of the oxygen generator. Also, it is possible to reduce noise according to driving of a compressor, noise according to the nitrogen exhaustion, and noise according to driving of a fan portion when the oxygen generator operates, to display purity information about the discharged oxygen, sensed by an oxygen sensor, as a digitalized numerical value on a display portion so that a user may readily recognize a current oxygen purity, and to drive the compressor at a low power consumption based on a discharge flow rate of oxygen and thereby reduce the power consumption.

Abstract: The present invention relates to a method for deodorising organic fluids or inorganic fluids, which comprises creating a continuous flow or semi continuous flow of the fluids throw a column having one or more trays, creating a plug flow of the fluids through a labyrinth of passages on each tray by regulating the flow through the passages by use of a regulating valve at an exit in the tray, introducing sparging gas on the bottom level of each tray, contacting the fluids with the sparging gas in the plug flow, removing volatiles from the fluids, and transferring the sparging gas and the volatiles in ducts inside the column or outside the column. The present invention relates also to a plug flow tray, a column, a deodorising plant, and use thereof.

Abstract: The invention relates to a method for creating transient cavitation comprising the steps of creating gas bubbles having a range of bubble sizes in a liquid, creating an acoustic field and subjecting the liquid to the acoustic field, characterized in that the range of bubble sizes and/or the characteristics of the acoustic field are selected to tune them to each other, thereby controlling transient cavitation in the selected range of bubble sizes. It also relates to an apparatus suitable for performing the method according to the invention.

Abstract: A control method for boiler outlet temperatures includes predictive control of SH and RH desuperheater systems. The control method also includes control and optimization of steam generation conditions, for a boiler system, such as burner tilt and intensity, flue-gas recirculation, boiler fouling, and other conditions for the boiler. The control method assures a proportional-valve control action in the desuperheater system, that affects the boiler system.

Abstract: A variable fuel admission carburetor is provided including a piston and cylinder that are mated concentrically, and coexist in a carburetor chamber. The cylinder includes a longitudinal slot which allows varying amount of fuel into the carburetor. Through the relative longitudinal movement of the piston in the cylinder, the exposed length of the slot is varied, thereby varying the amount and rate that the fuel enters the chamber.

Abstract: A variable fuel admission carburetor is provided comprising a piston and cylinder that are mated concentrically, and coexist in a carburetor chamber. The cylinder comprises a longitudinal slot which allows varying amount of fuel into the carburetor. Through the relative longitudinal movement of the piston in the cylinder, the exposed length of the slot is varied, thereby varying the amount and rate that the fuel enters the chamber.

Abstract: A vaporizer can efficiently vaporize a liquid material under a depressurized atmosphere. The liquid material is temporarily stored in a liquid storing chamber, and is supplied to a vaporizing chamber set in the depressurized atmosphere via a small aperture. An inlet of the liquid storing chamber is opened or closed by a valve body, which is moved by an actuator controlling a degree of opening of the valve body.

Abstract: A fuel conditioning system (10) comprises a housing (12) defining a chamber (14) and provided with an inlet (16) upstream of the chamber (14) and an outlet (18) downstream of the chamber (14). A hemispherical seat (20) is formed in the housing (10) with a first end (22) in communication with the inlet (16), and a second end (24) in communication with the chamber (14). A valve body (26) is received within the seat (20) and is moveable between a closed position and an open position where the valve body is spaced from the inlet (16) to allow air to flow into the chamber (14). A spring (32) biases a valve body at a pressure of approximately one atmosphere toward the closed position. Fuel is sprayed from a plurality of jets (72) formed in the seat and laterally relative to the flow of air past the valve body.

Abstract: A fuel metering apparatus provides a carburetor; a fuel float control, a fuel metering assembly and a rocker arm assembly. The rocker arm is mechanically linked to and is operated by an accelerator pedal. Its position determines the size of a gap between a fuel metering tube and the metering piston, of the fuel metering assembly, to adjust a gap between the metering piston and a metering tube, which determines the precise rate of fuel flowing into the carburetor's air stream.