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Class Information
Number: 123/299
Name: Internal-combustion engines > Combustion chamber means having fuel injection only > Using multiple injectors or injections
Description: Subject matter wherein, a plurality of injectors or a plurality of distinct spray patterns from the same injector are employed in each engine cylinder.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620488 |
Engine control apparatus |
Nov. 17, 2009 |
| 7614383 |
Method of operating a spark-ignition internal combustion engine during warm-up |
Nov. 10, 2009 |
| 7617039 |
Method of fuel injection |
Nov. 10, 2009 |
| 7610895 |
Method of operating an internal combustion engine in an engine warm-up phase |
Nov. 3, 2009 |
| 7610899 |
Control apparatus for internal combustion engine |
Nov. 3, 2009 |
| 7610900 |
Method and apparatus for operating a spark-ignited direct fuel injection engine |
Nov. 3, 2009 |
| 7594493 |
Method for controlling fuel injection in a compression ignition engine |
Sep. 29, 2009 |
| 7594390 |
Combustion control apparatus and method for internal combustion engine |
Sep. 29, 2009 |
| 7591243 |
Fuel injection control apparatus and method for direct injection internal combustion engine |
Sep. 22, 2009 |
| 7578280 |
Fuel injection system designed to enhance uniformity of size of atomized particles of fuel |
Aug. 25, 2009 |
| 7574992 |
Fuel injector with multiple injector nozzles for an internal combustion engine |
Aug. 18, 2009 |
| 7565892 |
Method and apparatus for controlling mode transition in a spark-ignition direct-injection internal combustion engine |
Jul. 28, 2009 |
| 7565898 |
Controller for direct injection engine and controlling method |
Jul. 28, 2009 |
| 7556017 |
Twin needle valve dual mode injector |
Jul. 7, 2009 |
| 7552709 |
Accumulator fuel injection apparatus compensating for injector individual variability |
Jun. 30, 2009 |
| 7532971 |
Engine control apparatus |
May. 12, 2009 |
| 7530342 |
Approach for facilitating fuel evaporation in cylinder of an internal combustion engine |
May. 12, 2009 |
| 7520260 |
Multistage fuel-injection internal combustion engine |
Apr. 21, 2009 |
| 7520259 |
Power management system for fuel injected engine |
Apr. 21, 2009 |
| 7513239 |
Compression ignition internal combustion engine |
Apr. 7, 2009 |
| 7513238 |
Directly injecting internal combustion engine |
Apr. 7, 2009 |
| 7513106 |
Method for hydrocarbon injection into an exhaust system, upstream of a turbocharger, while minimizing exposure of the exhaust gas recirculation system to the same hydrocarbons |
Apr. 7, 2009 |
| 7509938 |
Internal combustion engine control apparatus |
Mar. 31, 2009 |
| 7500465 |
Method for operating an internal combustion engine |
Mar. 10, 2009 |
| 7497198 |
System and method for controlling vehicle operation in response to fuel vapor purging |
Mar. 3, 2009 |
| 7497199 |
Closed-loop electronic control system for controlling combustion in a diesel engine operating with highly premixed combustion |
Mar. 3, 2009 |
| 7487756 |
Direct fuel injection-type spark ignition internal combustion engine |
Feb. 10, 2009 |
| 7480557 |
Control system for internal combustion engine |
Jan. 20, 2009 |
| 7472678 |
Combustion chamber shape of direct injection type diesel engine |
Jan. 6, 2009 |
| 7474952 |
Fuel injection controller |
Jan. 6, 2009 |
| 7467615 |
Method and apparatus to control fuel injection |
Dec. 23, 2008 |
| 7464690 |
Adaptive engine injection for emissions reduction |
Dec. 16, 2008 |
| 7464689 |
Method and apparatus for controlling fuel injection into an engine |
Dec. 16, 2008 |
| 7464688 |
Active radical initiator for internal combustion engines |
Dec. 16, 2008 |
| 7444980 |
Fuel injector nozzle for an internal combustion engine |
Nov. 4, 2008 |
| 7441535 |
Shape of combustion chamber for direct-injection diesel engine |
Oct. 28, 2008 |
| 7441537 |
Method and apparatus to control combustion in a spray-guided direct injection spark-ignited engine |
Oct. 28, 2008 |
| 7438045 |
Method of operating an internal combustion engine |
Oct. 21, 2008 |
| 7440841 |
Method of efficiently determining pressure-based combustion parameters for an IC engine |
Oct. 21, 2008 |
| 7431011 |
Method and device for diagnosing and controlling combustion instabilities in internal combustion engines operating in or transitioning to homogeneous charge combustion ignition mode |
Oct. 7, 2008 |
| 7431009 |
Method for operating an internal combustion engine |
Oct. 7, 2008 |
| 7431012 |
Diesel combustion system with re-entrant piston bowl |
Oct. 7, 2008 |
| 7431010 |
Self-igniting internal combustion engine |
Oct. 7, 2008 |
| 7426916 |
Multi-stroke internal combustion engine for facilitation of auto-ignition operation |
Sep. 23, 2008 |
| 7426917 |
System and method for controlling locomotive smoke emissions and noise during a transient operation |
Sep. 23, 2008 |
| 7426908 |
Direct injection alcohol engine with variable injection timing |
Sep. 23, 2008 |
| 7422000 |
Method of transitioning between operating modes in an internal combustion engine |
Sep. 9, 2008 |
| 7418941 |
Fuel injection apparatus |
Sep. 2, 2008 |
| 7415964 |
Fuel injection control apparatus designed to minimize combustion noise of engine |
Aug. 26, 2008 |
| 7418336 |
Method for internal combustion engine control using pressure ratios |
Aug. 26, 2008 |
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