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Internal-combustion Engines > Charge Forming Device (e.g., Pollution Control) > Fuel Injection System

Fuel Injection System

Fuel Injection System patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

08/21/14 - 20140230790 - Electrodes for multi-point ignition using single or multiple transient plasma discharges
A device for providing ignition of a fuel-air mixture using a transient plasma discharge is provided. The device includes an anode coupled to receive a voltage; and a cathode disposed in proximity to the anode and coupled to a ground, wherein at least one of the anode and the cathode...

08/14/14 - 20140224213 - Device for the injection of recirculated exhaust gases, distribution box and supply module comprising said device
The invention relates to a device for the injection of recirculated exhaust gases from a vehicle engine, in particular a diesel engine, the injection device comprising a plurality of injection ports (26.1, 26.2, 26.3, 26.4), provided in a portion of the material of the injection device, each injection port (26.1,...

08/14/14 - 20140224214 - Injection valve for internal combustion engines
An injection valve is indicated for internal combustion engines, having a sealing seat formed by a valve seat and a closing head of a valve needle, and having a plurality of spray holes situated downstream from the sealing seat. The spray holes, which are stepped in cross-section, each have at...

08/07/14 - 20140216403 - Gas fuel system
A gas fuel system for an engine is disclosed. The gas fuel system includes a fuel tank configured to supply cryogenic fuel. A cryogenic pump is configured to pressurize the cryogenic fuel received from the fuel tank. A heat exchanger is configured to receive the pressurized cryogenic fuel and an...

08/07/14 - 20140216404 - Vehicle fuel delivery system
A vehicle fuel delivery system, includes: a first line configured to deliver fuel from a fuel tank to an internal combustion engine (ICE); a second line configured to return fuel from the ICE to the tank or the first line; a heat exchanger in thermal communication with the second line;...

08/07/14 - 20140216405 - Fuel injection nozzle
A fuel injection nozzle includes: a nozzle body having a plurality of injection holes; and a needle accommodated in the nozzle body to inject a DME fuel containing dimethyl ether as a main component. The nozzle body has a seat part to which the needle seated or from which the...

08/07/14 - 20140216406 - Combustion method for piston combustion engines
A combustion method for reciprocating internal combustion engines, in particular diesel engines, whose fuel injection system operates with pre-injection involves two pre-injections during a cold start phase, which are carried out prior to reaching top dead center of a piston. A first pre-injection is performed at approximately 25° CA before...

07/31/14 - 20140209063 - Valve assembly for fuel system and method
A valve assembly in an internal combustion engine fuel system includes a valve member movable within a valve body to contact a valve seat and block fluid communication between first and second passages. The valve seat and valve member each include a multi-layered coating having a harder metal nitride base...

07/31/14 - 20140209064 - Control device for internal combustion engine
The required fuel supply amount of an internal combustion engine is reduced by limiting the throttle opening when a high-pressure fuel pump is required to discharge fuel that exceeds the fuel delivery capacity thereof. Further, when the throttle opening is limited, the operation of a return valve, through which fuel...

07/24/14 - 20140202429 - Compressed natural gas fuel mass control system
A system, related method and computer program product are disclosed for controlling fuel mass of CNG received by an engine. The system may comprise a heat exchanger configured to receive CLNG and supply coolant and to output CNG and return coolant, an injector configured to inject CNG into the engine,...

07/24/14 - 20140202430 - Dual fuel system for an internal combustion engine
A dual fuel system for a vehicle utilizing gasoline and propane fuel sources. The dual fuel system includes a micro-controlled switch box that switches back and forth between fuels. A fuel injector rail and fuel injectors are also included that can function to inject either gasoline or propane. A display...

07/10/14 - 20140190451 - Fuel injector for internal combustion engines
A fuel injector for internal combustion engines is provided, which has a valve seat member, bordering a valve chamber, having a valve seat and spray orifices and a central blind-end bore as well as a valve member that is able to be driven to cause a lift motion having a...

07/03/14 - 20140182550 - Quill with integrated flow limiter
A high-pressure quill for a fuel injection system of an engine includes a pair of elongated components linked together in fluid communication. The upstream component includes a plenum chamber with a seat at its upstream end. The pair of elongated components is linked together by a linking component in a...

06/12/14 - 20140158090 - Fluid injection valve and spray generator
Provided is a fuel injection valve which achieves both atomization of a fluid spray and improvement of the degree of freedom in design of a spray shape, a spray direction, etc. According to a fuel injection valve (1) of the present invention, at least one of injection holes is a...

05/22/14 - 20140137840 - Method and apparatus for providing adaptive swirl injection and ignition
A fuel injector-igniter incorporating adaptive swirl injection and ignition. The fuel injector-igniter comprises a housing, an actuator, and a valve. The valve includes a valve head operative to open and close against a valve seat in response to activation of the actuator. The valve seat includes an electrode portion extending...

05/15/14 - 20140130776 - Multi-fuel delivery system
A method for fuelling an internal combustion engine, and a fuel system for delivering a variety of fuel types to the engine, configured to accommodate liquid fuels such as gasoline, ethanol or a blend thereof, and gaseous fuels such as CNG, LNG or LPG. The engine is configured to operate...

05/15/14 - 20140130777 - Detection method of airtight failure in working-gas circulating type gas engine, and working-gas circulating type gas engine using the method
[Means for Solution] In a working-gas circulating type gas engine, an extra predetermined quantity 1 of at least one of fuel gas, oxidizer gas, and working gas is supplied as surplus gas into a circulation passage. Based on the difference between this predetermined quantity 1 and increment of this predetermined...

05/08/14 - 20140123944 - Hybrid carburetor and fuel injection assembly for an internal combustion engine
A hybrid fuel injection and carburetor assembly for delivering a fuel and air mixture into an intake manifold of an engine is provided. The assembly includes a housing and a plurality of inserts with Venturi-shaped bores to establish low pressure regions in the flow of air. The housing and inserts...

05/08/14 - 20140123945 - Fuel distributor
A fuel distributor which is used particularly for fuel injection systems of mixture-compressing, spark ignition internal combustion engines, includes a first half shell and a second half shell. A fuel chamber is embodied between the half shells. A plurality of cups is embodied on the first half shell and/or on...

05/08/14 - 20140123946 - Injector for injecting fluid
An injector for injecting fluid includes a valve needle axially moveable with respect to a valve body and operable to prevent a fluid injection in a closing position and to permit the fluid injection in an open position, an armature for moving the valve needle in a first direction from...

05/01/14 - 20140116386 - Fuel system having multiple gaseous fuel injectors
A fuel system for an engine is disclosed. The fuel system may have a first fuel injector configured to inject a first stream of gaseous fuel radially into a combustion chamber of a cylinder of the engine through a first air intake port. The fuel system may also have a...

04/10/14 - 20140096745 - Fuel supply device for engine
A fuel supply device for an engine is provided in which a throttle body is provided with an electrically operated fuel pump, wherein a base member integrally having a base portion that extends in the vertical direction on one side of the throttle body and a housing tube portion that...

03/13/14 - 20140069384 - Control apparatus and method for an internal combustion engine
The present invention resides in a control apparatus for an internal combustion engine in which selective use is made of a case where a first fuel, being easy to be ignited, is caused to combust by itself, and a case where a second fuel, being hard to be ignited, is...

02/20/14 - 20140048041 - In-cylinder pressure detecting device of direct injection type internal combustion engine
An in-cylinder pressure detecting device of a direct injection type internal combustion engine is provided in which a ring-shaped pressure detection element (34) surrounding a fuel injection hole (33b) is provided in the vicinity of an extremity of an injector (20) that injects fuel into a combustion chamber. Since the...

02/13/14 - 20140041631 - Injector-igniters with variable gap electrode
Fuel injector-igniters with variable gap electrodes. A fuel injector-igniter comprises a housing, an actuator disposed in the housing, and a valve including a valve head operative to open and close against a valve seat in response to activation of the actuator. An electrode cage surrounds the valve head and includes...

02/06/14 - 20140034015 - Injection device for two fuels containing ethanol, an internal combustion engine, and a method for operating an injection device
An injection device for an internal combustion engine having a first injection system for injecting fuel having a first fuel composition, and a second injection system for the injection of fuel having a second fuel composition that has a lower ethanol component than the first fuel composition, the first injection...

01/30/14 - 20140026855 - Split-cycle, reactivity controlled compression ignition engine and method
An internal combustion engine includes a first cylinder having an intake valve in fluid communication with an intake manifold, and a second cylinder having an exhaust valve in fluid communication with an exhaust manifold. A transfer passage fluidly connects the first cylinder with the second cylinder. A first fuel injector...

01/30/14 - 20140026856 - Method for optimizing combustion engines
treatment and magnetization of the air fed to the internal combustion engine with at least one pair of magnets (16), placed on a suction duct (17) in proximity to the engine, adapted to provide the air fed to the engine with an opposite charge from that provided to the fuel...

01/16/14 - 20140014067 - Fuel injector
Various embodiments relating to controlling a fuel injection quantity of a fuel injector are provided. In one embodiment, a fuel injector for an internal combustion engine includes a fuel supply channel, a nozzle valve including a valve stem, and an actuator to actuate the nozzle valve. The nozzle valve and...

01/09/14 - 20140007841 - Control apparatus for internal combustion engine
A direct-injection injector (16) is included, which is capable of injecting a fuel by dividing the fuel in any desired number of times of division by using at least one of the intake stroke and the compression stroke during one cycle of an internal combustion engine (10). When an occurrence...

01/09/14 - 20140007842 - Fuel supply apparatus
A fuel supply apparatus includes a material fuel tank, a separator, a condenser, a first fuel tank, and a first storage device. The material fuel tank is to store a material fuel. The separator is to separate the material fuel supplied from the material fuel tank into a first fuel...

01/09/14 - 20140007843 - Fuel injection control device for internal combustion engine
The purpose of the present invention is to suppress, in an internal combustion engine in which two injectors are disposed in a line upstream and downstream in an intake pipe, adhesion of deposits to the downstream-side injector. In order to suppress such adhesion, a fuel injection control device according to...

01/02/14 - 20140000558 - Fuel injection control device for internal combustion engine
An object of the present invention is to obtain a merit by intake stroke injection in a wider operation range while efficiently exploiting a merit of compression stroke injection in an internal combustion engine having a cylinder fuel injection device. For this purpose, a fuel injection control device provided by...

01/02/14 - 20140000559 - Injection device, an internal combustion engine, and a method for operating an injection device for gasoline and cng
An injection device for an internal combustion engine having a first injection system for injecting fuel having a first fuel composition, and a second injection system for the injection of fuel having a second fuel composition that has a lower ethanol component than the first fuel composition, the first injection...

01/02/14 - 20140000560 - Fuel gas supply device for gas engine
There is provided a gas engine fuel gas supply device in which a fuel gas flows along the axial direction on the outer circumferential side of an inlet valve rod, and is supplied into the inlet path in a cylinder head. In the device, in the inner circumferential surface of...

01/02/14 - 20140000561 - Hydraulic seal with a dynamic clearance for a fuel injector
A hydraulically intensified fuel injection system comprises a hydraulic fluid accumulator, an adapter, and an injector connecting tube. The hydraulic fluid accumulator has a fluid outlet and is adapted to contain a volume of pressurized hydraulic fluid. The adapter is disposed partially within the fluid outlet of the hydraulic fluid...

12/26/13 - 20130340710 - Injection apparatus
An injection apparatus (6) includes a container (62), a liquid ammonia supply part (69) for supplying a predetermined amount of liquid ammonia into the container (62), a compression part (65) connected to the container (62) and for compressing a gas filled in a space for compression to introduce the compressed...

12/19/13 - 20130333666 - Internal combustion engine
In an internal combustion engine, in particular for a motor car, having a fuel supply for liquid fuel, in particular gasoline, and a fuel supply for gaseous fuel, in particular natural gas, at least one heat exchanger is provided between the two fuel supplies, by means of which a heat...

12/19/13 - 20130333667 - Fuel gas supply device for gas engine
There is provided a fuel gas supply device for a gas engine in which a fuel gas flows along the axial direction on the outer circumferential side of an inlet valve rod, and is supplied to an inlet path in a cylinder head. The device is characterized in that fuel...

12/12/13 - 20130327295 - Gas engine system with detection function of abnormality occurrence of gas pressure detection mechanism
A gas engine system has a control unit including: a first determination section for determining, as a first determination, whether the gas pressure is a low pressure less than a predetermined pressure, while the control device recognizes the gas valve is closed; a second determination section for determining, as a...

11/28/13 - 20130312705 - Method of producing fuel distribution pipe
A method of producing a fuel distribution pipe includes providing a forged bar made of metal, forming a main bore in the forged bar so as to extend along an axial direction of the forged bar, forming an injector bore having an injector opening in the forged bar, forming a...

11/21/13 - 20130306029 - Direct injection gas engine and method
An engine includes an engine having at least one cylinder and a cooling system that circulates coolant. A gaseous fuel system includes a heater and a gaseous fuel injector. Liquefied gaseous fuel is heated by extracting engine heat from the engine coolant and providing it to a stream of liquefied...

11/14/13 - 20130298871 - Throttle body fuel injection system with improved fuel distribution
A throttle body fuel injection system and method that is arranged to easily replace four-barrel carburetors includes a throttle body assembly with four main bores, each with a throttle plate and an associated fuel injector. Each injector feeds fuel into a circular fuel distribution ring via a fuel injection conduit,...

11/07/13 - 20130291835 - Control device for internal combustion engine
When a start-up failure occurs wherein an internal combustion engine equipped with a variable valve device does not transition to complete combustion before a first prescribed period α elapses from the start of cranking in conjunction with fuel injection, a control unit for the internal combustion engine executes a start-up...

10/31/13 - 20130284149 - Injection element
Embodiments of the invention relates to an injection element having an inner element with a first outlet opening and an outer element. The outer element includes at least one second outlet opening structured and arranged for receiving and injecting fuel in a combustion space, and arranged coaxially to the first...

10/24/13 - 20130276756 - Reducing intake manifold pressure during cranking
Embodiments for starting an engine are provided. In one embodiment, an engine control method comprises, during engine cranking, commencing fuel injection when intake manifold pressure drops below a threshold, the threshold based on fuel volatility. In this way, the stability of engine starts using low volatility fuels may be increased....

10/17/13 - 20130269656 - High-pressure pump
Disclosed is a high-pressure pump which can easily be installed in an internal-combustion engine. Specifically disclosed is a high-pressure pump 1 provided with a mounting member 100. The mounting member 100 is fixed to a pivot 70 so as to keep such an attitude of a rocker arm 60 that...

10/10/13 - 20130263824 - Abnormality detection device for internal combustion engine
An object of the present invention is to provide an abnormality detection device that is used for an internal combustion engine whose operation is controlled in accordance with the properties of employed fuel, and capable of accurately detecting an abnormality in a fuel property sensor used to determine the fuel...

10/03/13 - 20130255630 - Control apparatus for internal combustion engine
A control apparatus for an internal combustion engine that can suppress the emission of unburned HC accompanying start-up of an internal combustion engine. The control apparatus including a fuel supply control unit that initially supplies fuel to only some cylinders, and delays the start of fuel supply to delayed cylinders...

10/03/13 - 20130255631 - Operation of an internal combustion engine
A method for an engine may comprise during a first condition comprising decreased scavenging, adjusting fuel injection based on a more-upstream air-fuel ratio, and during a second condition comprising increased scavenging, adjusting fuel injection based on one or more more-downstream air-fuel ratios and not based on the more-upstream air-fuel ratio....

10/03/13 - 20130255632 - Engine fuel injection device
A fuel injection device injects fuel per each cylinder in an engine having a plurality of cylinders #1 and #2. At a time of engine actuation, start timings of fuel injections are shifted per each cylinder and times within one rotation of a crankshaft is set as the injection start...

10/03/13 - 20130255633 - Internal combustion engine having compression-induced auto-ignition and method for igniting fuel in such an internal combustion engine
An internal combustion engine with compression-induced auto-ignition is disclosed. A reciprocating-piston engine includes at least one cylinder (1) in which a piston (2) is connected via a connecting rod to a crankshaft and movable in a reciprocating fashion in the cylinder. A cylinder head (3) is positioned over and encloses...

10/03/13 - 20130255634 - Barrier system for removing water and solid contaminents from fuel
A barrier system is disclosed which is fitted to the filler opening (12) of a fuel tank (10). The system comprises an outer sleeve (34) in the form of a coil spring (36) and lining (38) which is of a material that permits fuel to flow through it but which...

10/03/13 - 20130255635 - Method for dimensioning a filter group for internal combustion engines and a relative filter group
A method is provided for dimensioning a filter group for internal combustion engines, provided with a first filter wall and a second filter wall, located downstream of the first filter wall with reference to a direction of a fuel, configured such as to be crossed in series by the fuel....