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WO/2003/033900A1 |
The invention relates to a method and a device for pulverising liquids using gas flows. According to the invention, the liquid is guided through an outlet into a pulverisation chamber and is pulverised in fine droplets. The liquid jet le...
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WO/2003/031786A1 |
A low emission vehicle operates an internal combustion engine with lean air fuel ratios over at least a portion of its operating load range. The vehicle satisfies EURO IV emission requirements with just a three way catalyst and without a...
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WO/2003/029635A1 |
A direct−injection spark ignition internal combustion engine, wherein air−fuel mixture lump of appropriate density and size is formed in a combustion chamber having a piston bowl with fixed volume according to the operating condition...
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WO/2003/023219A1 |
Air assist fuel injectors having one or more inserts (90) that guide movement of a poppet (162), and an air assist fuel injector (100) having a solid poppet.
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WO/2002/097255A1 |
A compression ignition internal combustion engine, comprising a combustion chamber (16) allowing air and fuel supplied therein, an intake valve (19a) opening and closing a passage between an intake port (6) communicating with the combust...
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WO2001014738A9 |
Disclosed is a method of controlling the gas pressure in a dual fluid injection system wherein the gas is used to deliver a metered quantity of fuel to a combustion chamber (60) of an internal combustion engine (20). On detection of an a...
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WO/2002/066824A2 |
An air assist fuel injector system having an air assist fuel injector (100). The air assist fuel injector system includes a casing (130) having a recess (135) therein for receiving a fuel injector. The air assist fuel injector also inclu...
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WO2002016761B1 |
An air assist fuel injector having an armature (132) and a solenoid for actuating the armature. The armature (132) includes a conduit (150) having a conical portion for delivering liquid fuel and gas to a poppet (134) of the air assist f...
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WO/2002/044554A1 |
The invention relates to a method for the pneumatic ejection of fuel from a volume (22) in a fuel injection valve (1) for fuel injection units on internal combustion engines (10), said fuel injection valve (1), comprising a valve closing...
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WO/2002/002932A1 |
A system for assisting in the atomisation of liquid particles conveyed in a gas stream flowing along a flow path having a rigid boundary, said system involving the creation of one or more shock waves in the gas stream. In a preferred emb...
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WO/2001/094763A1 |
An internal combustion engine (100) having a combustion chamber (102) and a fuel delivery system (106) for delivering fuel into the combustion chamber (102). The fuel delivery system (106) includes a fuel entry (116) proximate the combus...
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WO/2001/083977A1 |
A fuel pump locatable within a fuel tank including: a fuel pump housing (1); a pumping mechanism (5) located within the housing (1) for pumping fuel; an electric motor (3) for driving the pumping mechanism (5), the motor (3) being accomm...
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WO/2001/065107A1 |
A device (10) providing a combined fuel injection and ignition means for a spark-ignition internal combustion engine. The device (10) comprises a insulator body (25) of ceramic material, a fuel flow path (24) having a section thereof enc...
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WO/2001/065105A1 |
An internal combustion engine comprising at least one combustion chamber (20) with a delivery injector (25) for injecting fuel directly into said combustion chamber, said engine further comprising at least one valved inlet air duct (46) ...
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WO/2001/061166A1 |
An internal combustion engine (10) having a combustion chamber (108) and a fuel delivery system (100) for delivering fuel into the combustion chamber (108). The fuel delivery system (100) includes a combustion compression wave reflection...
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WO/2001/050013A2 |
The invention relates to a device for controlling the injection of a fuel into a combustion chamber (2) of a cylinder of a spark ignition or diesel internal combustion engine, said combustion chamber (2) being equipped with at least one ...
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WO/2001/036105A1 |
A micro-bubble generating nozzle comprising an introduction unit (1) for pressurized liquid and gas, a cylindrical bubble generating space (2), a pressurizing liquid introducing hole (4) and a gas introducing hole (5) formed in the intro...
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WO/2001/029398A1 |
A fuel delivery injector for an internal combustion engine. The fuel injector forms part of a device (10) which provides a combined injection and ignition means for the engine. The fuel delivery injector comprises a first portion (31) an...
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WO/2001/029399A1 |
A fluid injection device for an internal combustion engine. The fluid injection device has been devised particularly for fuel injection. The fluid injection device forms part of a device (10) which provides a combined injection and ignit...
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WO/2001/029406A1 |
A fuel delivery injector for a spark-ignition internal combustion engine. The delivery injector forms part of a device (10) which provides a combined fuel injection and ignition means for the engine. The fuel delivery injector comprises ...
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WO/2001/020159A1 |
An internal combustion engine includes a compressor (23) to supply pressurised gas to effect injection of fuel for combustion in the engine. An intake system (17, 18, 19) includes a throttling assembly (19) to control the flow of air thr...
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WO/2001/018374A1 |
A method of treating NOx emissions in the exhaust gas of an internal combustion engine having catalyst means including at least a first catalyst converter capable of treating NOx, the method including operating the engine in a first mode...
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WO/2000/047889A1 |
A fuel injector (10) for direct injection into a combustion chamber (31) comprising a poppet valve (11) biased toward a closed position to seal off the outlet of the injector (10) from the combustion chamber (31). Fuel is fed from the in...
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WO/2000/042303A1 |
A fuel injector (10) for a spark-ignition, internal combustion engine includes a fuel injector body having inlet (12) and discharge ends (14). The discharge ends (14) includes a fuel swirl disk (24) for inwardly directing a plurality of ...
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WO/2000/011343A1 |
A method of regulating gas pressure, in particular excessive pressure, in a dual fluid injection system for an internal combustion engine having delivery injector(s). In this method, gas pressure is determined and if it is above a desire...
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WO/2000/011334A1 |
An internal combustion engine having a compressed air assisted fuel injection system (20). The injection system has a compressed air accumulator (34) with a first aperture (30) into the cylinder of the engine and a second aperture (38) i...
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WO/2000/011337A1 |
A method of controlling a dual fluid fuel injection system of an internal combustion engine having at least one cylinder, the fuel injection system having at least one delivery injector and a compressed gas supply means for supplying gas...
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WO/2000/003138A1 |
The invention relates to an internal combustion engine comprising a crankcase (2) and a compressed-air assisted fuel injection unit (21) whose reciprocating compressor (12) comprises a piston (15) which is guided in a cylinder (18) and h...
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WO/1999/058846A1 |
A fuel vapour handling system for a dual fluid fuel injection system, including: a fuel supply means (3, 7, 9) and a gas supply means (8, 10) for respectively supplying fuel and gas to at least one delivery injector of the dual fluid fue...
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WO/1999/058847A1 |
A fuel injector assembly for an internal combustion engine, including: a delivery chamber (5) located within the injector assembly (1); a mass flow rate control means (50) for controlling the mass flow rate of fuel and compressed gas sup...
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WO/1999/042711A1 |
A method and system of treating blow-by gases within an internal combustion engine, the engine (10) including at least one combustion chamber (28), a dual fluid fuel injection system (26) for delivering a metered quantity of fuel entrain...
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WO/1999/031019A1 |
Spherical particles having a size on the order of 0.1 to 100 microns in size are created by systems and devices of several types. The device includes a source of a stream of gas which is forced through a liquid held under pressure in a p...
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WO/1999/030834A1 |
A drug delivery device and method is disclosed which produces aerosolized particles of pharmaceutically active drug for delivery to a patient by inhalation. The device is comprised of a liquid feeding source such as a channel to which fo...
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WO/1999/030835A1 |
Atomized particles within a desired size range (e.g.., 1 micron to about 5 microns) are produced from two immiscible fluids, a first fluid source containing the formulation to be atomized, and a second fluid source which is contained in ...
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WO/1999/030833A1 |
Atomized particles within a desired size range (e.g., 1 micron to about 5 microns) are produced from two immiscible fluids, a first fluid source containing the formulation to be atomized, and a second fluid source which is contained in a...
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WO/1999/030812A1 |
The present invention provides aeration methods using spherical gas bubbles having a size on the order of 0.1 to 100 microns in size. A device of the invention for producing a monodispersion of bubbles includes a source of a stream of ga...
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WO/1999/030831A1 |
Atomized particles within a desired size range (e.g., 1 micron to about 5 microns) are produced from two immiscible fluids, the first a fuel source containing the formulation to be atomized, and a second fluid source which is contained i...
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WO/1999/030832A1 |
The invention is directed to a stable capillary microjet and a monodisperse aerosol formed when the microjet dissociates. A variety of devices and methods are disclosed which allow for the formation of a stream of a first fluid (e.g. a l...
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WO/1999/028621A1 |
A method of fuelling an internal combustion engine by injection of a fuel-gas mixture to a combustion chamber (32) of the engine comprises delivering a metered quantity of fuel from a fuel metering means to a delivery injector (34), the ...
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WO/1999/020895A1 |
An internal combustion engine and a method of operating said engine, the engine having a plurality of cylinders (3, 4, 5) each respectively supporting a piston (6) therein, a fuel injection system (2) including a plurality of selectively...
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WO/1998/042979A1 |
This invention concerns a fuel-injection valve (1) for direct injection of fuel into the combustion chamber (4) of an internal combustion engine with a nozzle body (2) which has a valve seat surface (8), at least one injection orifice (9...
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WO/1998/001667A1 |
Disclosed is a method of operating an internal combustion engine (20) with a fuel injection system (11; 12) including an injector (12) for delivery of a fuel-gas mixture to a combustion chamber (60) of the engine (20). The engine (20) in...
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WO/1997/043048A1 |
The object of the present invention is a liquid atomization process based on the formation of a capilar microjet upon sucking a liquid by means of a high speed gas flow through a small diameter orifice. According to a parametric determin...
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WO/1997/020140A1 |
The invention relates to a fuel injection system for an engine with an internal combustion process, comprising recording means for recording a pressure occurring in a combustion chamber of the engine, injection means for injecting fuel i...
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WO/1997/008455A1 |
An internal combustion engine is described having one or more combustion chambers (10) each having an intake port (16), a fuel injector assembly (30) for injecting fuel into the intake port (16) and means (20, 22, 24, 26) for supplying p...
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WO/1997/002425A1 |
A Solenoid operated actuator comprising a single solenoid coil (3); a first armature (9) movable when the solenoid coil (3) is selectively energised and deenergised; and a second armature (26) movable when the same solenoid coil (3) is s...
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WO/1996/041949A1 |
A fuel injector valve (22) controls both the metered flow of fuel and the metered flow of air into a mixing chamber (108), permitting intermittent, cyclic flow of both air and fuel into the chamber. The controlled cycling of both the air...
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WO/1996/029514A1 |
The invention relates to a valve nozzle for introducing a pourable agent into a mixing chamber having a feed channel to which at least one nozzle aperture in a nozzle head is allocated and has an axially movable closure fitted on the dis...
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WO/1996/013660A1 |
Arrangement (2) for fuel injection and ignition of a fuel/air mixture in the combustion chamber (6) in a cylinder (10) provided with a reciprocating piston (8) in a combustion engine. The arrangement includes a tubular retaining body (32...
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WO/1996/011333A1 |
Pneumatically-controlled fuel injection in a two-stroke engine comprising at least one cylinder (1) with a piston (2) delimiting a combustion chamber (14) and a pump housing (5) located in the extension of the combustion chamber and sepa...
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