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Class Information
Number: 123/494
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > Fuel injection system > Electrically actuated injector > Actuator circuit (e.g., engine condition responsive electronic circuit actuates injector valve) > Having specific transducer
Description: Subject matter in which the construction or other feature of a sensor or transducer used in the system is significantly claimed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7543566 |
Method and control unit for operating an internal combustion engine having an injection system |
Jun. 9, 2009 |
| 7526374 |
Ethanol compensated fuel density for fuel consumed calculation |
Apr. 28, 2009 |
| 7509945 |
Fuel pump speed control system |
Mar. 31, 2009 |
| 7438050 |
Fuel injection system for an internal combustion engine |
Oct. 21, 2008 |
| 7422001 |
Accumulator fuel injection apparatus for engines |
Sep. 9, 2008 |
| 7418951 |
Fuel feed apparatus having control unit for fuel pump |
Sep. 2, 2008 |
| 7383804 |
Procedure to recognize a depressurized fuel system |
Jun. 10, 2008 |
| 7363911 |
Humidity-based combustion control in a multiple combustion mode engine |
Apr. 29, 2008 |
| 7347183 |
Control apparatus and control method for engine |
Mar. 25, 2008 |
| 7347193 |
Method and device for determining the mass flow rate passing through the air-bleed valve of an internal combustion engine tank |
Mar. 25, 2008 |
| 7328690 |
Apparatus and method for accurate detection of locomotive fuel injection pump solenoid closure |
Feb. 12, 2008 |
| 7311084 |
Fuel injection system |
Dec. 25, 2007 |
| 7299788 |
Internal combustion engine and method of detecting abnormality of internal combustion engine |
Nov. 27, 2007 |
| 7287515 |
Engine fuel control system |
Oct. 30, 2007 |
| 7273046 |
Air-fuel ratio controller for internal combustion engine and diagnosis apparatus for intake sensors |
Sep. 25, 2007 |
| 7270115 |
Method for pressure regulation of an accumulator of a fuel injection system |
Sep. 18, 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 |
Sep. 11, 2007 |
| 7237536 |
Method for ascertaining the position of a mobile closing element of an injection valve |
Jul. 3, 2007 |
| 7234450 |
Gas density ratio detector, gas concentration detector, and fuel vapor treatment apparatus |
Jun. 26, 2007 |
| 7231909 |
Air intake apparatus and control apparatus for an internal combustion engine |
Jun. 19, 2007 |
| 7201148 |
Pressure accumulation fuel injection controller |
Apr. 10, 2007 |
| 7201154 |
Flow sensor for purge valve diagnostic |
Apr. 10, 2007 |
| 7191764 |
Control unit for an internal combustion engine |
Mar. 20, 2007 |
| 7188612 |
Control system for internal combustion engine |
Mar. 13, 2007 |
| 7188608 |
Rail pressure sampling before fuel injection events |
Mar. 13, 2007 |
| 7171950 |
Method and device for determining the pressure in the combustion chamber of an internal combustion engine, in particular a spontaneous ignition engine, for controlling fuel injection in the en |
Feb. 6, 2007 |
| 7163002 |
Fuel injection system and method |
Jan. 16, 2007 |
| 7152582 |
Gasoline type identifying system and method for identifying gasoline type |
Dec. 26, 2006 |
| 7146970 |
Integrated vapor control valve and sensor |
Dec. 12, 2006 |
| 7128057 |
Device for determining fuel quality and corresponding method |
Oct. 31, 2006 |
| 7121265 |
Method for operating a fuel supply system for an internal combustion engine in a motor vehicle |
Oct. 17, 2006 |
| 7110875 |
Method and device for determining the temperature of the fuel in a fuel reservoir injection system |
Sep. 19, 2006 |
| 7096855 |
Device for controlling and/or regulating the fuel quantity supplied to an internal combustion engine |
Aug. 29, 2006 |
| 7082929 |
Method for determining amount of fuel injection in engine system |
Aug. 1, 2006 |
| 7028667 |
Fuel supply apparatus for internal combustion engine |
Apr. 18, 2006 |
| 7024305 |
Airflow variation learning using electronic throttle control |
Apr. 4, 2006 |
| 7004150 |
Control valve for fuel injector and method of use |
Feb. 28, 2006 |
| 7004149 |
Internal combustion engine intake pressure detecting device |
Feb. 28, 2006 |
| 7004146 |
Fuel injection system for outboard motor |
Feb. 28, 2006 |
| 7000600 |
Fuel injection control apparatus for internal combustion engine |
Feb. 21, 2006 |
| 7000602 |
Engine system and fuel vapor purging system with cylinder deactivation |
Feb. 21, 2006 |
| 6997164 |
Virtual pressure sensor for a common rail injection system |
Feb. 14, 2006 |
| 6983738 |
Engine control system |
Jan. 10, 2006 |
| 6976475 |
Method for detecting a leakage in the intake port of a combustion engine, and a combustion engine equipped for implementing the method |
Dec. 20, 2005 |
| 6971375 |
Fuel vapor treatment system for internal combustion engine |
Dec. 6, 2005 |
| 6966304 |
Estimation of oil-diluting fuel quantity of engine |
Nov. 22, 2005 |
| 6959686 |
Fuel injection timing control method and system thereof |
Nov. 1, 2005 |
| 6959242 |
Engine fuel injection control device |
Oct. 25, 2005 |
| 6938611 |
Flow meter |
Sep. 6, 2005 |
| 6935311 |
Engine control with fuel quality sensor |
Aug. 30, 2005 |
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