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Class Information
Number: 123/511
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Fuel flow regulation between the pump and the charge-forming device > Regulator means adjusts fuel pressure
Description: Subject matter wherein means in the fuel path regulates the pressure of the fuel delivered to the charge former.

Sub-classes under this class:

Class Number Class Name Patents
123/512 Engine parameter responsive 43
123/513 Environmental condition responsive 4

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8701634 Zero-governor fitting configuration in gas engine Apr. 22, 2014
8706382 Control device of spark-ignition gasoline engine Apr. 22, 2014
8635989 Method and device for operating an injection system for an internal combustion engine Jan. 28, 2014
8534316 Elevated first fill valve in suction diesel units and pump modules Sep. 17, 2013
8517050 Pressure regulating device Aug. 27, 2013
8511284 Fuel supply apparatus of internal combustion engine and control device of fuel supply apparatus Aug. 20, 2013
8490604 Fuel feeding device for gas engine Jul. 23, 2013
8485159 High-pressure pump Jul. 16, 2013
8479712 Pulsation reducing apparatus Jul. 9, 2013
8464692 Device for supplying an internal combustion engine with fuel Jun. 18, 2013
8439016 Liquefied petroleum gas engine assembly with flow control May. 14, 2013
8442745 Fuel supply apparatus for internal combustion engine and control method thereof May. 14, 2013
8418677 High pressure fuel pump control system for internal combustion engine Apr. 16, 2013
8413639 Fuel supplying apparatus for internal combustion engine Apr. 9, 2013
8402952 Method for controlling a solenoid valve of a quantity controller in an internal combustion engine Mar. 26, 2013
8347863 Method for controlling a fuel delivery device on an internal combustion engine Jan. 8, 2013
8333175 Fuel supply systems Dec. 18, 2012
8316885 Fluid supply system, especially for delivering liquid hydrocarbon to a fuel-operated vehicle heater or to a reformer Nov. 27, 2012
8312862 Injection system for an internal combustion engine Nov. 20, 2012
8291889 Pressure control in low static leak fuel system Oct. 23, 2012
8286802 In-tank fuel delivery module having an accessible fuel filter Oct. 16, 2012
8281767 Pressure booster with integrated pressure reservoir Oct. 9, 2012
8276566 Method for operating a fuel injection system of a motor vehicle in particular Oct. 2, 2012
8276568 Fuel supply apparatuses Oct. 2, 2012
8267065 Method for controlling low temperature combustion Sep. 18, 2012
8256398 Fuel supply apparatus and fuel supply method of an internal combustion engine Sep. 4, 2012
8245694 Fuel injection system with pressure boosting Aug. 21, 2012
8245698 Valve for fuel devices Aug. 21, 2012
8230841 Two step pressure control of fuel pump module Jul. 31, 2012
8191534 High viscosity fuel injection pressure reduction system and method Jun. 5, 2012
8161947 Pressure boosting system for at least one fuel injector Apr. 24, 2012
8141544 Carburetor system with a return line to the fuel tank Mar. 27, 2012
8126636 Method of operating an internal combustion engine arrangement Feb. 28, 2012
8113175 Fuel injection system Feb. 14, 2012
8104452 Method for carrying out a high-pressure start of an internal combustion engine, control facility and internal combustion engine Jan. 31, 2012
8079479 In-tank fuel delivery module having an accessible fuel filter Dec. 20, 2011
8066030 Fuel conveying device Nov. 29, 2011
8051829 Method for controlling low temperature combustion Nov. 8, 2011
8042519 Common rail fuel system with integrated diverter Oct. 25, 2011
8033268 Asynchronous control of high-pressure pump for direct injection engines Oct. 11, 2011
7966995 Dual level pressurization control based on fuel flow to one or more gas turbine engine secondary fuel loads Jun. 28, 2011
7954479 Fuel supply device for gas engine Jun. 7, 2011
7950372 By-pass regulator assembly for dual ERFS/MRFS fuel pump module May. 31, 2011
7950373 Check valve with separate spherical spring guide May. 31, 2011
7942131 Injection system having a device for metering fuel into an exhaust system of an internal combustion engine and a method for this purpose May. 17, 2011
7926469 Fuel injector assembly and internal combustion engine comprising such an assembly Apr. 19, 2011
7909023 Fuel supply systems Mar. 22, 2011
7909020 Controller for internal combustion engine Mar. 22, 2011
7900602 Direct injection assembly of the common-rail type provided with a shut-off valve for controlling the delivery of a high-pressure fuel pump Mar. 8, 2011
7891341 Control device for internal combustion engine Feb. 22, 2011

1 2 3 4

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