| Patents for F02B 23 - Other enginescharacterised byspecial shape or construction of combustion chambers to improve operation (6,474) |
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| 05/20/1999 | DE19749295A1 Internal combustion motor fuel injection |
| 05/19/1999 | EP0916830A2 Pilot injection control apparatus for an internal combustion engine |
| 05/19/1999 | EP0916824A1 Spark ignited combustion engine with direct injection and shifted sparkplug |
| 05/19/1999 | EP0916821A2 Direct fuel injection ignition engine |
| 05/19/1999 | EP0916019A1 Piston for cylinder direct injection spark ignition internal combustion engine |
| 05/19/1999 | CN1217043A Spark plug function incorporated engine valve and valve mechanism |
| 05/19/1999 | CN1216800A Direct Fuel injection engine |
| 05/18/1999 | US5904127 Method of controlling an adjustable operating parameter of an internal combustion engine with direct fuel injection |
| 05/14/1999 | WO1999023376A1 Gdi engine with mms system |
| 05/12/1999 | EP0914558A1 Two cycle engine having a decompression slot |
| 05/12/1999 | EP0914549A1 Small-dimension two or four stroke vehicle engine with stratified feed |
| 05/06/1999 | WO1999022125A1 Direct injection engine and controlled ignition |
| 04/28/1999 | EP0911500A2 Direct injection diesel engine |
| 04/28/1999 | EP0834006A4 Two-stroke engine piston bowl configurations |
| 04/28/1999 | CN1215129A Method of operating internal combustion engine |
| 04/22/1999 | DE19847851A1 Valve control for fuel injected IC engine |
| 04/21/1999 | EP0909893A2 Direct injection diesel engine |
| 04/21/1999 | EP0909889A1 Spark ignition internal combustion engine with direct injection |
| 04/21/1999 | EP0909885A2 Combustion engine with spark ignition |
| 04/21/1999 | CN2315304Y Diesel engine with directly spray combustion chamber |
| 04/20/1999 | US5894826 Combustion chamber for direct injection of fuel into exhaust recirculation rich mixture |
| 04/20/1999 | CA2190748C In-cylinder injection internal combustion engine |
| 04/15/1999 | WO1999018337A1 Combustion chamber for direct injected reciprocating piston internal combustion engine |
| 04/15/1999 | DE19801171C1 fuel injector for multiple cylinder internal combustion engine |
| 04/15/1999 | DE19754736C1 Intake duct for motor vehicle internal combustion engine |
| 04/15/1999 | CA2302606A1 Combustion chamber for direct injected reciprocating piston internal combustion engine |
| 04/14/1999 | EP0908610A1 Apparatus and method of fuel injection and ignition of internal combustion engine |
| 04/14/1999 | EP0907825A1 Mixture-compressing two-stroke spark ignition engine with fuel injection |
| 04/13/1999 | US5893348 Combustion chamber system having an improved valve arrangement |
| 04/08/1999 | DE19743118A1 Combustion chamber modification for spark-iginition piston engines |
| 04/07/1999 | EP0906498A1 Method of operating a fuel injected engine |
| 04/07/1999 | EP0906497A2 Improved time delay ignition circuit for an internal combustion engine |
| 04/06/1999 | US5890472 Engine fuel supply system |
| 04/06/1999 | US5890466 Device for injecting fuel at the exhaust port of an engine cylinder |
| 03/31/1999 | EP0905360A2 Direct fuel injection engine |
| 03/31/1999 | EP0904486A1 A piston for an internal combustion engine |
| 03/18/1999 | WO1999013206A1 Internal combustion engine with variable compression ratio |
| 03/17/1999 | EP0902175A1 Energy conservation cycle engine |
| 03/17/1999 | EP0715684B1 Gas combustion engine, |
| 03/16/1999 | US5881559 Hybrid electric vehicle |
| 03/10/1999 | EP0900925A1 Two-cycle engine |
| 03/10/1999 | EP0900324A1 Injection device and combustion process for an internal combustion engine |
| 03/10/1999 | CN1042453C IC engine |
| 03/09/1999 | US5878714 Turbulence generation with intra-cycle cooling for spark ignition engines |
| 03/09/1999 | US5878712 System for the direct injection of fuel in internal-combustion engines |
| 03/09/1999 | US5878711 Control apparatus for a cylinder-injection spark-ignition internal combustion engine |
| 03/03/1999 | EP0899433A1 Spark ignited direct injection internal combustion engine |
| 03/03/1999 | EP0899432A2 Spark ignition internal combustion engine |
| 03/03/1999 | EP0898642A1 A movable wall member in the form of an exhaust valve spindle or a piston in an internal combustion engine |
| 03/02/1999 | US5875761 Apparatus for and method of controlling internal combustion engine |
| 02/25/1999 | DE19735863A1 Internal combustion engine with three adjacently arranged inlet valves |
| 02/24/1999 | EP0898058A1 Spark plug function incorporated engine valve and valve mechanism |
| 02/23/1999 | US5873344 Direct fuel injection ignition engine |
| 02/23/1999 | US5873341 High performance head assembly for an internal combustion engine |
| 02/18/1999 | DE19824915C1 Method of controlling fuel injection for motor vehicle internal combustion engine |
| 02/17/1999 | EP0897052A2 Spark ignition internal combustion engine |
| 02/16/1999 | US5870993 Method and apparatus for operating a spark-ignited reciprocating-piston internal combustion engine |
| 02/16/1999 | US5870992 Combustion control device for internal combustion engine |
| 02/11/1999 | DE19838868A1 Combustion chamber arrangement for spark ignition IC engine |
| 02/11/1999 | DE19734053A1 Piston or cylinder head coating for IC engine |
| 02/10/1999 | CN1207456A Piston for IC engine |
| 02/09/1999 | US5868112 Deep angle injection nozzle and piston having complementary combustion bowl |
| 02/04/1999 | DE19832844A1 Replaceable cylinder liner for internal combustion engine with cylinder head and engine block |
| 02/04/1999 | DE19733137A1 Excitation control method for valve on piston engine |
| 02/03/1999 | EP0894967A2 Piston for internal combustion engine |
| 02/03/1999 | EP0894957A2 Cylinder direct injection spark-ignition engine |
| 02/03/1999 | EP0894956A2 Spark-ignition internal combustion engine having a combustion chamber provided with three valves and a central spark-plug |
| 02/03/1999 | CN1206781A Cylinder internal spark injection igniting type internal combustion engine |
| 02/02/1999 | US5865153 Engine control system and method |
| 01/28/1999 | DE19819197A1 Means for regulation of the air-fuel ratio in a fuel-injected engine |
| 01/27/1999 | EP0893584A2 In-cylinder injection type spark ignition internal combustion engine |
| 01/27/1999 | EP0779954B1 Light-metal piston for highly stressed internal combustion engines |
| 01/26/1999 | US5862789 Applied ignition internal combustion engine whose pistons have elliptical recesses |
| 01/26/1999 | US5862788 Combustion chamber for direct injected reciprocating piston internal combustion engine |
| 01/21/1999 | DE19730842A1 IC engine |
| 01/20/1999 | EP0892172A2 Method of operation for direct injection internal combustion engine |
| 01/20/1999 | EP0891475A1 Stratified combustion chamber for a cross-scavenged, two-stroke, internal combustion engine |
| 01/14/1999 | DE19728946A1 Internal combustion engine direct injection cylinder head |
| 01/13/1999 | EP0890725A2 Apparatus for and method of controlling internal combustion engine |
| 01/07/1999 | EP0889225A1 Direct injection and spark ignited engine |
| 01/07/1999 | DE19726683A1 Combustion engine with direct fuel injection |
| 01/06/1999 | CN2303088Y Toroidal swirl chamber of diesel engine |
| 01/05/1999 | US5855192 Charge conditioning system for enabling cold starting and running of spark-ignited, diesel fueled piston engines |
| 12/30/1998 | EP0886723A1 Internal combustion engine with compressed air ignition equipped with rotating distributors |
| 12/24/1998 | DE19823004A1 Piston for a fuel-injected diesel engine |
| 12/23/1998 | WO1998058166A1 Direct injection spark ignition engine |
| 12/22/1998 | US5850816 Method for stratifying air-fuel mixture in direct fuel injection internal combustion engine and electronic system engine control apparatus using above method |
| 12/16/1998 | EP0884461A2 Intake control system for engine |
| 12/10/1998 | WO1998055753A1 Internal combustion engines |
| 12/10/1998 | WO1998055743A1 Piston for cylinder direct injection spark ignition internal combustion engine |
| 12/10/1998 | DE19723182A1 Internal combustion engine with direct fuel injection and external ignition |
| 12/03/1998 | DE19824235A1 Control method for IC engine of motor vehicle with ABS |
| 12/02/1998 | EP0881372A2 Four-stroke engine with controlled ignition and direct injection |
| 12/02/1998 | EP0881371A1 Direct injected and spark ignited internal combustion engine with three valves per cylinder |
| 12/02/1998 | EP0881370A1 New arrangement for a four stroke, spark ignited and direct injected internal combustion engine |
| 12/02/1998 | EP0881369A2 Internal combustion engine |
| 12/02/1998 | EP0881368A1 Direct injection type engine with controlled ignition |
| 12/02/1998 | EP0701654B1 Fuel injected internal combustion engine |
| 12/02/1998 | CN1200438A Fuel injection internal combustion engine with sub-combustion chamber |
| 12/02/1998 | CN1200433A Two stroke internal combustion engine |