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| Number | Title | Issue Date |
| 7823566 | Vibration reducing system using a pump A vibration reducing system for an engine is disclosed. The vibration reducing system includes at least one pumping member movable through a plurality of pumping strokes during an engine cycle. The vibration reducing system also includes a controller in communicatio... | 11/02/2010 |
| 7509947 | Fuel injection pump A fuel pump for use in an internal combustion engine comprises a pump housing provided with a plunger bore, a pumping plunger which is movable within the plunger bore by means of a cam drive arrangement to perform a pumping stroke to pressurise fuel within a pumping... | 03/31/2009 |
| 7412971 | Selectively detachable helix ring for a fuel injector Disclosed is a fuel injection mechanism for regulating the volume of fuel injected into a cylinder comprising a selectively detachable helix ring configured to be removably affixed to an outside diameter of a plunger. The selectively detachable helix ring includes a... | 08/19/2008 |
| 7360528 | Electroinjector for controlling fuel injection in an internal-combustion engine An electroinjector is provided for controlling fuel injection in an internal-combustion engine. The electroinjector includes an electroactuator, an injection nozzle, and a pin, which is movable along an opening stroke and a closing stroke for opening/closing the noz... | 04/22/2008 |
| 7350503 | Fuel injection pump A fuel injection pump 100 comprises a thermoelement CSD 47 for advancing injection timing in a cold temperature condition. The CSD 47 uses a piston 46 for opening and closing a sub port 42 formed in a plunger barrel 8. An el... | 04/01/2008 |
| 7350508 | Advance arrangements An advance arrangement for use in controlling timing of fuel delivery by a fuel pump for use in an engine comprises an advance piston (12) which is slidable within a first bore (14) and which cooperates, in use, with a cam arrangement of a fuel pump to... | 04/01/2008 |
| 7331333 | Direct fuel injection/spark ignition engine control device A direct fuel injection/spark ignition engine control device is configured to enable compression stroke injection when the fuel pressure is low at startup and immediately after startup, and to reduce the wall flow and amount of HC exhaust. When the catalyst requires... | 02/19/2008 |
| 7322341 | Control system for internal combustion engine A control system for an internal combustion engine having a fuel injection valve. A fuel injection timing is determined according to the detected engine operating condition. A target ignition timing of the fuel is calculated using a plurality of maps that store the ... | 01/29/2008 |
| 7322344 | Fuel injection control apparatus for internal combustion engine An internal combustion engine includes a direct injector for injecting fuel directly into a combustion chamber of the engine, an intake passage injector for injecting fuel into an intake passage of the engine, and a vaporized fuel processing unit for purging purge g... | 01/29/2008 |
| 7318421 | Startup controller for in-cylinder injection internal combustion engine A startup controller calculates a fuel pressure difference across a discharge stroke of a high-pressure pump at an end of an initial discharge after cranking is started. At the injection setting, the startup controller estimates a fuel pressure increment from an inj... | 01/15/2008 |
| 7311086 | Low emission fuel efficient diesel locomotive engine including a piston having a toroidal surface A diesel locomotive engine having a piston with a unique bowl geometry. The bowl is defined in part by a center portion having a partial spherical shape. A cone portion (22) is located adjacent the central portion. An annular toroidal surface (24) is c... | 12/25/2007 |
| 7310574 | Electronic architecture of an automatic system for driving an internal combustion engine An architecture of an ignition and/or injection managing system for an internal combustion engine, of the type structured to cooperate with an electronic engine control unit. Also included is an electronic device architecture for determining the operating phase of a... | 12/18/2007 |
| 7308887 | Controller for direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine After initial combustion at the time of engine startup under very low temperature conditions, a fuel-injection start time point and a fuel-injection end time point are restricted to a period of time during which smoldering of an ignition plug is less prone to occur,... | 12/18/2007 |
| 7287516 | Pump control system A pump for a fuel system is disclosed. The pump has a housing defining at least one pumping chamber, and a plunger. The plunger is movable to draw a fluid into and displace the fluid from the at least one pumping chamber. The pump also has a metering valve and a con... | 10/30/2007 |
| 7267106 | Fuel pressure detector for common rail type fuel injection apparatus, and common rail type fuel injection apparatus equipped with the fuel pressure detector In collecting fuel pressure data in a common rail 2 during engine operation, the common rail fuel pressure is detected each time a crank shaft rotates 6°, and the common rail fuel pressure is stored in storage means 12 by associating the common rail f... | 09/11/2007 |
| 7263979 | High-pressure pump with a device for regulating the flow rate for a fuel-injection system The high-pressure pump (7) comprises a number of pumping elements (18) actuated in reciprocating motion through corresponding suction and delivery strokes. Each pumping element (18) is provided with a corresponding intake valve (25) in co... | 09/04/2007 |
| 7252073 | Engine timer for cold-start advance Each of paired centrifugal weights are interlockingly connected to an advancing spring, which is interlockingly connected to a temperature-sensing operation device. When cold-starting the engine, the advancing spring is maintained extensible based on a state of the ... | 08/07/2007 |
| 7237537 | Compression-ignition engine configuration for reducing pollutants and method and system thereof In accordance with one aspect of the present technique, a method of reducing pollutant emissions from a compression-ignition engine is provided. The method includes adjusting timing of fuel injection into a combustion chamber of a piston-cylinder assembly of the com... | 07/03/2007 |
| 7219656 | Servo valve for controlling an internal combustion engine fuel injector A control servo valve (8) is housed inside the casing of an internal combustion engine fuel injector (1), and has an actuator (9), a control chamber (13) communicating with a fuel inlet (5) and with a fuel outlet passage (22... | 05/22/2007 |
| 7201148 | Pressure accumulation fuel injection controller A pressure pattern estimation device of a fuel injection controller of an engine estimates a pressure transition of fuel in a common rail. A surplus pressure range calculation device of the fuel injection controller calculates a surplus pressure range in which press... | 04/10/2007 |
| 7201150 | Energy-saving high-pressure fuel supply control device for internal combustion engine In an energy-saving high-pressure fuel supply control device for sucking a low-pressure fuel via a flow rate control valve and supplying high-pressure fuel acquired by pressurizing the sucked fuel to a fuel rail, at a time point that is logically decided from a bott... | 04/10/2007 |
| 7198203 | Fuel injector with and without pressure ampification with a controllable needle speed and method for the controlling thereof A fuel injector in injection systems for internal combustion engines having a valve body containing a control chamber that can be pressure-relieved and can be acted on with fuel via an inlet throttle and can be pressure-relieved via an outlet throttle. A first actua... | 04/03/2007 |
| 7191766 | Methods of retarding injection timing of mechanical unit injectors using a modified pump follower A modified pump follower device (2) and method of retarding injection timing of EMD-type unit injectors by a desired amount of crank degrees includes the steps of providing a modified pump follower (2) whose plunger engagement location, also known as t... | 03/20/2007 |
| 7152585 | Fuel injection pump with cold start device A fuel injection pump comprises: a barrel formed with a main port 39 and a sub port 36a; a plunger 32; and a CSD 30 including an injection-advancing actuator 38 which operates a piston 35 for opening or closing sub po... | 12/26/2006 |
| 7124746 | Method and apparatus for controlling a fuel injector Controlling fuel injectors to create varying injection rates and injection rate shapes typically involves using multiple control valves to control fuel pressure and check valve opening pressure independently. The fuel injector of this application uses a single contr... | 10/24/2006 |
| 7100579 | Fuel injection device Fuel injection equipment is provided which realizes characteristics of fuel injection proper for all over the operation range of an engine, can further reduce nitrogen oxide(NOx) emission, and is high in mechanical durability. The fuel injection equipment for an int... | 09/05/2006 |
| 7077108 | Fuel injection apparatus A fuel injection apparatus for use in an internal combustion engine includes a fuel injector having a valve member which is operable to control injection of fuel through an injector outlet, a first supply path having a first path length for delivering fuel to an inj... | 07/18/2006 |
| 7077101 | Hybrid fuel injection system A hybrid fuel injection system which allows electronic control over the injection processes, wherein selective rate shaping and multiplicity of injections is possible. The hybrid fuel injection system consists of an add-on common rail system (CRS) which provides sup... | 07/18/2006 |
| 7063073 | Method for the direct injection of fuel into an internal combustion engine A method for the direct injection of fuel into an internal combustion engine, wherein a high-pressure pump with a variable flow rate supplies the fuel to a common rail, which in turn supplies the fuel to a series of injectors; the flow rate of the high-pressure pump... | 06/20/2006 |
| 7051715 | Apparatus and method for suppressing diesel engine emissions A method of controlling fuel injection timing in a compression ignition engine including at least one cylinder. The method includes monitoring a parameter indicative of a commanded operating speed of the engine corresponding to an engine throttle notch and monitorin... | 05/30/2006 |
| 7047946 | Method for operating an internal combustion engine In a method for forming a fuel/air mixture in a direct-injection internal combustion engine with a fuel injection nozzle arranged in each cylinder, a closing member of the fuel injection nozzle is moved from a closed position to an operating position by means of a c... | 05/23/2006 |
| 7044919 | Test methods, devices and test kits A method for determining the time of maximum fertility in the mammalian ovulation cycle, for the purpose of assisting conception, wherein testing is conducted over a period of days in the current ovulation cycle on samples of body fluid obtained from an individual h... | 05/16/2006 |
| 7044109 | Internal combustion engine fuel injector An internal combustion engine fuel injector has a casing defining a nozzle; and a shutter pin having an axis, and housed in axially sliding manner inside the casing to close the nozzle by virtue of a control rod. The pin and the control rod are connected by a connec... | 05/16/2006 |
| 7021293 | Method for the automatic control of an internal combustion engine-generator unit An automatic control method for a load application for an internal combustion engine-generator unit. The method includes computing a first injection start at a steady-state speed by an injection start input-output map and setting this first injection start as the co... | 04/04/2006 |
| 7017553 | Fuel injection device for an internal combustion engine A fuel injection apparatus having a high-pressure fuel pump and a fuel injection valve for each cylinder of an internal combustion engine, in which fuel pump has two pump pistons driven by the engine and delimiting a pump working chamber supplied with fuel from a ta... | 03/28/2006 |
| 7004150 | Control valve for fuel injector and method of use A control a control for an injector includes an energizing device actuated by a fluid pressure during an injection event to provide a monitoring voltage. The control unit is used with an injector and is capable of monitoring the variables of the injector such as ope... | 02/28/2006 |
| 6975061 | Apparatus for moving a pair of opposing surfaces in response to an electrical activation An apparatus for moving a pair of opposing surfaces in response to an electrical activation having a support including a rigid non-flexing portion, at least one pivotable arm portion extending from the rigid non-flexing portion, a pair of opposing surfaces with one ... | 12/13/2005 |
| 6968830 | Apparatus and method for suppressing internal combustion ignition engine emissions A method of reducing emissions from a large, medium speed fuel injected diesel engine of the type used on locomotives subject to transient modes of engine operation in which the engine is accelerated or increased loads are applied. The method comprises: monitor at l... | 11/29/2005 |
| 6953025 | Fuel supply control apparatus for internal combustion engine By controlling a high pressure pump with the use of a cam angle signal so as to open it and then close it after the lapse of a prescribed period corresponding to an amount of discharge, a fuel supply control apparatus for an internal combustion engine is capable of ... | 10/11/2005 |
| 6953022 | Fuel injection pump A fuel injection pump, comprising three sub-mechanism parts; a lower mechanism part (A), a head mechanism part (B), and a governor mechanism part (C), wherein, when the governor mechanism part (C) is assembled into the combination of the lower mechanism part (A) and... | 10/11/2005 |
