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Class Information
Number: 123/447
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Fuel injection system > Fuel pump flow regulation > With accumulator
Description: Subject matter wherein the means used to regulate the flow includes some type of fuel accumulator used to store some quantity of fuel generally under system pressure.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8672653 Fuel pump with an improved damping device for a direct injection system Mar. 18, 2014
8651089 Injection system for an internal combustion engine Feb. 18, 2014
8635989 Method and device for operating an injection system for an internal combustion engine Jan. 28, 2014
8628031 Method and apparatus for controlling needle seat load in very high pressure diesel injectors Jan. 14, 2014
8622046 Fuel system having accumulators and flow limiters Jan. 7, 2014
8588999 Method and system for engine emission control Nov. 19, 2013
8579207 Multiple intensifier injectors with positive needle control and methods of injection Nov. 12, 2013
8567444 Accumulator assembly Oct. 29, 2013
8566005 Fuel injection detecting device Oct. 22, 2013
8554448 Fuel injection detecting device Oct. 8, 2013
8539934 Injection abnormality detection method and common rail fuel injection control system Sep. 24, 2013
8527181 Method for automatically controlling an internal combustion engine Sep. 3, 2013
8504277 Method and device for determining a control parameter for a fuel injector of an internal combustion engine Aug. 6, 2013
8495985 Fuel delivery pipe with damper function Jul. 30, 2013
8496192 Outward opening fuel injector Jul. 30, 2013
8485160 Fuel pressure regulation system Jul. 16, 2013
8459231 Method for regulating an injection system of an internal combustion engine Jun. 11, 2013
8459577 Decoupled valve assembly and fuel injector using same Jun. 11, 2013
8433498 Method and system for controlling fuel pressure Apr. 30, 2013
8419391 High pressure pump Apr. 16, 2013
8418677 High pressure fuel pump control system for internal combustion engine Apr. 16, 2013
8423263 Fuel injection detecting device Apr. 16, 2013
8406982 Fuel injection detecting device Mar. 26, 2013
8397696 Comprehensive fuel pressure damper Mar. 19, 2013
8348176 Fuel injector with an integrated pressure booster Jan. 8, 2013
8312862 Injection system for an internal combustion engine Nov. 20, 2012
8291886 Actuator flow compensated direct metering fuel control system and method Oct. 23, 2012
8285471 Data storage device Oct. 9, 2012
8281767 Pressure booster with integrated pressure reservoir Oct. 9, 2012
8245694 Fuel injection system with pressure boosting Aug. 21, 2012
8245695 Method of manufacturing and installation of high pressure liquid LPG fuel supply and dual or mixed fuel supply systems Aug. 21, 2012
8215288 Control system and method for controlling an engine in response to detecting an out of range pressure signal Jul. 10, 2012
8210155 Method of and device for controlling pressure in accumulation chamber of accumulation fuel injection apparatus Jul. 3, 2012
8196564 Method for determining a controlled variable for pressure control of a high-pressure accumulator in an injection system Jun. 12, 2012
8195376 Fuel injection control device for diesel engine Jun. 5, 2012
8161947 Pressure boosting system for at least one fuel injector Apr. 24, 2012
8113175 Fuel injection system Feb. 14, 2012
8100110 Fuel injector with selectable intensification Jan. 24, 2012
8100111 Fuel injection system for an internal combustion engine Jan. 24, 2012
8100349 Fuel injection device Jan. 24, 2012
8082902 Piezo intensifier fuel injector and engine using same Dec. 27, 2011
8061329 Lift pump control for a two pump direct injection fuel system Nov. 22, 2011
8052405 High pressure pump having plunger Nov. 8, 2011
8052404 High pressure pump having plunger Nov. 8, 2011
8050845 Fuel pressure controller and fuel pressure control system Nov. 1, 2011
8011349 Fuel injection system Sep. 6, 2011
8011350 High pressure fuel pump control apparatus for an internal combustion engine Sep. 6, 2011
7991488 Apparatus and method for use in computational fluid dynamics Aug. 2, 2011
7980224 Two wire intensified common rail fuel system Jul. 19, 2011
7980225 Fuel supply device for internal combustion engine Jul. 19, 2011

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