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| Number | Title | Issue Date |
| 8166952 | Fuel injection control during start-up A method of operation of an internal combustion engine including an intake valve coupled to a combustion chamber, and a port fuel injector positioned upstream of the intake valve in an intake manifold including a throttle, the port fuel injector fluidly coupled to a... | 05/01/2012 |
| 8122870 | Blowby gas returning apparatus A blowby gas returning apparatus is mounted in an engine provided with a turbocharger in an intake passage and provided with a blowby gas returning passage for flowing blowby gas generated in the engine to return to the engine. This apparatus comprises an intake byp... | 02/28/2012 |
| 8087399 | Fuel injection valve for internal combustion engine An injection valve (62) has an injection body (38) with a first cavity (7), wherein a valve body (4) is at least partially disposed and wherein an armature collar (28) is axially movable. The valve body (4) has a second cavi... | 01/03/2012 |
| 8037869 | Fuel injector with balanced metering servovalve for an internal-combustion engine The injector comprises a balanced metering servovalve for controlling a rod for opening/closing a nebulizer. The servovalve has a valve body having a control chamber provided with an outlet passage that is opened/closed by an axially mobile open/close element. The o... | 10/18/2011 |
| 8020532 | Fuel injection control during start-up A method of operation of an internal combustion engine including an intake valve coupled to a combustion chamber, and a port fuel injector positioned upstream of the intake valve in an intake manifold including a throttle, the port fuel injector fluidly coupled to a... | 09/20/2011 |
| 7992545 | Piezoelectric fuel injector having a temperature compensating unit The present invention provides a fuel injector, comprising a housing having a sealable injector seat; a fuel injector pin disposed within the housing proximate) the injector seat such that the injector seat may be sealed and unsealed by displacing the fuel injector ... | 08/09/2011 |
| 7963270 | Fuel injector with high stability of operation for an internal-combustion engine The injector comprises a metering servo valve for controlling a rod for opening/closing a nebulizer. The servo valve has a valve body having a control chamber provided with an outlet passage that is opened/closed by an open/close element that is axially movable. The... | 06/21/2011 |
| 7926467 | Droplet generator for engine system An engine system includes an intake system, an internal combustion engine, and an exhaust system. The internal combustion engine includes a fuel droplet generator, and a fuel injector configured to inject fuel directly into a combustion chamber of the internal combu... | 04/19/2011 |
| 7886718 | Fuel injector having integral body guide and nozzle case for pressure containment A fuel injector includes a body piece that defines a nozzle supply passage and a chamber in fluid communication therewith and configured to contain a fluid pressure within the fuel injector. The body piece has a threaded segment and a second, unthreaded segment that... | 02/15/2011 |
| 7866301 | Self-guided armature in single pole solenoid actuator assembly and fuel injector using same A self-guided armature assembly for a single pole solenoid assembly includes an armature stem and an armature. The solenoid assembly includes a flux ring component and an actuator body. The armature is movable inside the flux ring. An axial air gap is defined betwee... | 01/11/2011 |
| 7861693 | Injection system for an internal combustion engine, and internal combustion engine An injection system for an internal combustion engine has at least one injector (18) which is coupled hydraulically to a fuel accumulator (16), a prefeed pump (12) for feeding fuel from a fuel tank (10), a high pressure pump (14) w... | 01/04/2011 |
| 7856963 | Method of operating a fuel injector A method of operating a fuel injector having a piezoelectric actuator operable by applying a drive pulse thereto, wherein the drive pulse has a frequency domain signature. The method includes i) determining at least one resonant frequency of an injector installation... | 12/28/2010 |
| 7814888 | Method for operating an internal combustion engine A method for operating an internal combustion engine having a fuel system which feeds fuel at a given pressure to a metering valve provides that a controller defines the opening time and the closing time of the metering valve and correspondingly actuates the meterin... | 10/19/2010 |
| 7784444 | Actuating drive for actuating a fuel injection valve A protective cover for an actuating drive, that can be used as universally as possible, for components (14, 16) of a contacting and/or sealing arrangement of the actuating drive. The sealing arrangement is embodied in a liquid-tight but gas-permeable manner a... | 08/31/2010 |
| 7779817 | Water/alcohol injection tuning system An injection system for injecting one or both of water and alcohol into an internal combustion engine comprising a system monitor, a control module and a mixture delivery system. The system monitor may have a parameter level display, the control module may be adapte... | 08/24/2010 |
| 7762236 | Piezoelectric fuel injector having a temperature compensating unit The present invention provides a fuel injector, comprising a housing having a sealable injector seat; a fuel injector pin disposed within the housing proximate to the injector seat such that the injector seat may be sealed and unsealed by displacing the fuel injecto... | 07/27/2010 |
| 7497203 | Avoidance of spark damage on valve members An apparatus is provided for suppressing spark damage to components of a solenoid operated valve assembly. The assembly may include a solenoid having a solenoid coil and an armature movable under the influence of the solenoid coil. A valve member may be operably con... | 03/03/2009 |
| 7441546 | Valve apparatus A pushrod is slidably received in a slidably holding guide, which is formed separately from a valve body of a valve apparatus. A clearance is provided between an inner peripheral surface of a small diameter tube portion of the valve body and an outer peripheral surf... | 10/28/2008 |
| 7438047 | Multi-cylinder engine The present invention concerns a multi-cylinder engine comprising a throttle body (5) in which a throttle intake-air passage (6) is provided. A throttle valve (7) is arranged in this throttle intake-air passage (6). Attached to the thrott... | 10/21/2008 |
| 7438050 | Fuel injection system for an internal combustion engine An internal combustion engine having a fuel injector which functions as a positive displacement pump and dispenses an amount of fuel which is fixed for each and every operation of the injector, and a controller which controls the operation of the fuel injector. In r... | 10/21/2008 |
| 7377267 | Injection strategy to maximize efficiency in gaseous engine A method is provided for an engine capable of burning gaseous fuel, the engine also including a combustion chamber, a fuel supply system with at least one fuel tank, at least one intake valve, and at least one exhaust valve, an injector to directly inject gaseous fu... | 05/27/2008 |
| 7373927 | Method for operating an internal combustion engine A method for operating an internal combustion engine in which a valve needle of a fuel injector is adjusted from a closing position via an intermediate position to an opening position and back again. The adjustment is carried out with the aid of a piezoelectric actu... | 05/20/2008 |
| 7370815 | Cone nozzle The invention relates to a cone nozzle with a nozzle body having a swirl chamber (18), an inlet hole (22) arranged in a side wall of the swirl chamber (18) and an outlet hole (20) arranged in a first end wall of the swirl chamber (18 | 05/13/2008 |
| 7370845 | Throttle body for two-wheeled vehicle To shorten a side mounting pitch of adjacent throttle bodies, in a multiple throttle body, thereby improving a mounting property to a two-wheeled vehicle, a discharge open hole (5) and a fuel spray escaping hole (7) are continuously provided toward a s... | 05/13/2008 |
| 7364167 | Injector The invention relates to an injector for a common rail injection system of an internal combustion engine, having an injector housing, a valve element disposed in the injector housing, a sealing ring acting as a seal between a high-pressure region and a low-pressure ... | 04/29/2008 |
| 7302934 | Saddle-straddling type motor vehicle An air-cooled engine is hung and fixed under a rear part of a backbone of a body frame. The engine is disposed so that the center axis of a cylinder in its cylinder block extends approximately horizontally and so that its cylinder head is directed toward the front. ... | 12/04/2007 |
| 7273037 | Wire harness mounting structure for fuel distributor pipe Wire harness mounting structure for fuel distributor pipe comprises at least one pair of first and second guide claws provided on an outer periphery of the fuel distributor pipe with having a space along the longitudinal axis thereof, the first guide claw has a firs... | 09/25/2007 |
| 7249596 | Fuel system for an internal combustion engine and method for controlling same A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a heat source arranged along th... | 07/31/2007 |
| 7249591 | Fuel injection apparatus for internal combustion engine A first fuel discharge path and a first return pipe that collectively discharge the amount of flow of fuel flowing out of the piston control chamber of a pressure intensifier built in an injector and the amount of flow of fuel flowing out of the nozzle back pressure... | 07/31/2007 |
| 7237522 | Intake system for combustion engine An intake system for a combustion engine includes an intake passage (12), a suction duct (22) protruding into the intake passage (12) to communicate therewith and having front and rear wall areas (22a and 22b), and a ... | 07/03/2007 |
| 7231716 | Method of making a thin wall nozzle A novel method of making a nozzle by forcing a malleable metallic disk into a series of cavities in progression using punches to draw down a formed section so metal can be pulled into the shape of the next cavity in the series. Each cavity differs in size and shape,... | 06/19/2007 |
| 7225777 | Internal combustion engine comprising a connecting means for connecting a first section of a wire harness on a cylinder head housing to a second section of the same The invention relates to an internal combustion engine comprising an injector (3) which is arranged in the cylinder head. According to the invention, said internal combustion engine is provided with a connecting means (7) for connecting a first section... | 06/05/2007 |
| 7216640 | Engine control to compensate for fueling dynamics A method for calculating transient fuel wall wetting characteristics of an operating engine is described. The method accounts for cylinder valve deactivation of cylinders in the engine in calculating the dynamic fueling compensation. In one example, fuel vaporizatio... | 05/15/2007 |
| 7198032 | Structure of fuel supply pipe in throttle body comprising two fuel injection valves An improved fuel supply pipe in a multiple throttle body comprising two fuel injection valves comprises a first fuel supply pipe 1 having a first one side inserting pipe 1c, a first another side inserting pipe 1d and a fuel flow-in... | 04/03/2007 |
| 7195000 | Fuel injector designed to optimize pattern of fuel spray A fuel injector for an internal combustion engine which has a spray hole designed geometrically to produce a spray of fuel so that substantially 70% or more of an amount of the spray hits a preselected area of a head of an intake valve of the engine when the intake ... | 03/27/2007 |
| 7188788 | Common rail injector with active needle closing device A fuel injector includes a needle valve having a metering land that corresponds with the metering edge to define a metering gap. The metering gap produces a pressure drop utilized to tailor needle valve opening and closing response times. ... | 03/13/2007 |
| 7190102 | Apparatus and method for charging and discharging a capacitor to a predetermined setpoint An apparatus using electrically-stimulated smart material requires a power source to stimulate the material. This power source has three main functions, (1) to apply a known voltage potential across the smart material, (2) to convert from the control voltage to a le... | 03/13/2007 |
| 7171960 | Control apparatus for an internal combustion engine A control apparatus for an internal combustion engine prevents variation of an air fuel ratio even upon introduction of purge air. A delay time occurring until the intake air detected, after having arrived at the combustion chamber through a surge tank, influences a... | 02/06/2007 |
| 7134425 | Structure of fuel supply pipe in throttle body comprising two fuel injection valves To simplify fuel piping for connecting a fuel distribution pipe and a fuel pump in a throttle body comprising two fuel injection valves, a fuel supply pipe F comprises a first fuel supply pipe 1 having a fuel flow-in passage 1b projected from a ... | 11/14/2006 |
| 7128056 | Throttle body in fuel injection apparatus To improve layout freedom, waterproof and dustproof, a lower cup opening upward side is integrally formed with a throttle body and an upper cup covers the lower cup to form a chamber, a fuel injection valve is fixed to throttle body by a fuel distribution pipe, the ... | 10/31/2006 |
