| Patents for F02B 23 - Other enginescharacterised byspecial shape or construction of combustion chambers to improve operation (6,474) |
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| 07/19/2000 | EP0648312B1 Method for motor-braking by means of a multi-cylinder internal combustion engine |
| 07/19/2000 | CN2388360Y Piston combustion chamber for YC4110 Q diesel engine |
| 07/19/2000 | CN2388359Y Piston combustion chamber for YC 6108 Q diesel engine |
| 07/19/2000 | CN2388358Y Piston ocmbustion chamber for YC 61122LQ diesel engine |
| 07/12/2000 | EP0906498A4 Method of operating a fuel injected engine |
| 07/11/2000 | US6085733 Ignition control system for engine |
| 07/05/2000 | EP1016780A2 Piston unit for an internal combustion engine |
| 07/04/2000 | US6082327 Direct-injection spark-ignition internal-combustion engine |
| 07/04/2000 | US6082318 Spark-ignition internal combustion engine having a combustion chamber provided with three valves and a central spark-plug |
| 07/04/2000 | CA2232106C Method of operating an internal combustion engine |
| 06/29/2000 | DE19902864A1 Piston for IC engines with direct fuel injection has piston head cavity with collar partially formed by spray coating with a metal alloy for increased strength and temperature resistance |
| 06/28/2000 | EP1012461A1 Internal combustion engine with variable compression ratio |
| 06/21/2000 | DE19855791A1 Brennkammer für ein Kraftfahrzeug Combustion chamber for a motor vehicle |
| 06/20/2000 | US6076505 Fuel injection arrangement for a multicylinder internal combustion engine |
| 06/20/2000 | US6076498 Direct-injection spark-ignition four-stroke internal-combustion engine |
| 06/15/2000 | WO2000034633A1 Direct injection internal combustion engine |
| 06/15/2000 | DE19857071A1 IC engine, e.g. Diesel or Otto engine with combustion chambers containing temperature-resistant shake-proof ceramic/metal material to reduce NO production |
| 06/15/2000 | DE19852551C1 Cylinder head for combustion engine has inlet, exhaust channels on opposite side of plane through axis of inlet or exhaust valve, engine's longitudinal axis from injection valve, ignition plug |
| 06/14/2000 | EP1008734A1 Direct injection spark ignition engine |
| 06/14/2000 | EP1007828A1 Internal combustion engine and ignition and combustion method in an internal combustion engine |
| 06/13/2000 | US6073596 Method for controlling electromagnetic actuators for operating cylinder valves in piston-type internal combustion engines |
| 06/08/2000 | DE19856016A1 Direkteinspritzende Brennkraftmaschine Direct-injection internal combustion engine |
| 06/08/2000 | DE19855932A1 Arrangement for controlling gas replacement valves in an internal combustion engine has inlet valve discs with different diameters from each other |
| 06/07/2000 | EP1006630A2 Combustion chamber for vehicle |
| 06/07/2000 | EP1006266A2 Direct fuel injection-type spark ignition internal combustion engine |
| 06/07/2000 | EP1006265A1 Cylinder-injection type internal combustion engine, method of controlling the engine, and fuel injection nozzle |
| 06/06/2000 | US6070566 Piston for direct injection combustion chamber used in internal combustion engine |
| 06/02/2000 | WO2000031399A1 Bolted articulated piston |
| 06/02/2000 | WO2000031390A1 Internal combustion engine |
| 06/02/2000 | CA2348911A1 Internal combustion engine |
| 05/31/2000 | EP1004757A1 Direct injection spark ignition engine |
| 05/31/2000 | DE19854322A1 Combustion chamber for internal combustion engine has compression surfaces aligned transversely to central longitudinal cylinder plane so mutually augmenting sub-flows are produced |
| 05/30/2000 | US6067966 Engine fuel supply system |
| 05/30/2000 | US6067954 Direct fuel injection engine |
| 05/30/2000 | CA2099446C Internal combustion engine |
| 05/25/2000 | WO2000029731A1 Stratified charge engine |
| 05/25/2000 | DE19853357A1 Cylinder head for internal combustion engine, has piston trough on curved wall part of which fuel stream arrives tangentially |
| 05/24/2000 | EP1002941A1 Spark ignited and direct injected internal combustion engine |
| 05/23/2000 | US6065444 Direct-injection spark-ignition engine |
| 05/18/2000 | WO2000028200A1 METHOD FOR DETERMINING THE NOx CRUDE EMISSION OF AN INTERNAL COMBUSTION ENGINE OPERATED WITH AN EXCESS OF AIR |
| 05/18/2000 | WO2000028198A1 Method of controlling the process of combustion in an internal combustion engine, and engine with means for varying the effective compression ratio of the cylinders |
| 05/16/2000 | US6062195 Combustion chamber for direct injected engine |
| 05/16/2000 | US6062192 Internal combustion engine with spark ignition |
| 05/16/2000 | US6062189 Spark ignition type in-cylinder injection internal combustion engine |
| 05/11/2000 | DE19851319A1 Verfahren zum Bestimmen der NOx-Rohemission einer mit Luftüberschuß betreibbaren Brennkraftmaschine A method for determining the untreated NOx emissions can be operated with an excess air combustion engine |
| 05/11/2000 | DE19849913A1 IC engines especially 4-stroke IC engine with external fixture formation with at least 1 piston in cylinder bore with piston head provided with at least one trough or recess and each |
| 05/10/2000 | EP0891475A4 Stratified combustion chamber for a cross-scavenged, two-stroke, internal combustion engine |
| 05/10/2000 | CN1252489A Annular combustion chamber |
| 05/10/2000 | CN1052294C Two-cycle utility internal combustion engine |
| 05/09/2000 | US6058907 Control for direct injected two cycle engine |
| 05/04/2000 | DE19849113A1 Fuel delivery system for externally ignited internal combustion engine has channel formed in cylinder head in which gaseous medium can flow to injection valves |
| 05/03/2000 | EP0997622A1 Spark ignited direct injection combustion engine with improved piston |
| 05/03/2000 | EP0997611A2 Direct injection internal combustion engine |
| 05/02/2000 | US6058348 Control apparatus for drive system composed of engine and transmission |
| 05/02/2000 | US6055955 Internal combustion engine |
| 05/02/2000 | US6055954 Spark ignition type internal combustion engine with sub-combustion chamber |
| 05/02/2000 | US6055948 Internal combustion engine control system |
| 05/02/2000 | US6055726 Method of forming a piston |
| 04/19/2000 | CN2374648Y Energy saving directly spraying diesel engine |
| 04/18/2000 | US6050245 Canister vent valve having at least one sensor and single electric actuator operatively connected to a single electrical connector |
| 04/13/2000 | WO2000020747A1 Piston with a piston base body comprised of forged steel and of a cooling channel |
| 04/13/2000 | WO2000020735A1 Combustion system for direct injection diesel engines |
| 04/13/2000 | DE19846152A1 Kolben mit Kolbengrundkörper aus geschmiedetem Stahl und einem Kühlkanal Piston with piston main body made of forged steel and a cooling channel |
| 04/12/2000 | EP0992679A2 Improved time delay ignition circuit for an internal combustion engine |
| 04/12/2000 | EP0992671A2 Method and apparatus for making a two piece unitary piston |
| 04/12/2000 | EP0992670A2 Method and apparatus for making a two piece unitary piston |
| 04/12/2000 | EP0854977A4 Combined cycle engine |
| 04/12/2000 | EP0854973A4 Multi-stage combustion engine |
| 04/11/2000 | US6047592 Four-stroke internal combustion engine with spark ignition |
| 04/06/2000 | WO2000019080A1 Piston for a piston internal combustion engine |
| 04/06/2000 | DE19947342A1 Fuel injection and combustion process for internal combustion engine, involving moving piston to alter combustion chamber volume, creating air drum motion flow and injecting fuel |
| 04/05/2000 | EP0990779A1 Direct injection gasoline engines |
| 04/05/2000 | EP0990091A1 Direct injection spark ignition engine |
| 04/04/2000 | US6045063 Fuel injector |
| 04/04/2000 | US6044642 Direct fuel injection engine |
| 03/30/2000 | WO2000017505A1 Spark ignition internal combustion engine |
| 03/30/2000 | WO1999065286A3 Spark-ignition piston combustion engine with direct fuel injection |
| 03/30/2000 | DE19909112A1 Kolben für eine Kolbenbrennkraftmaschine Piston for an internal combustion piston engine |
| 03/29/2000 | EP0898642B1 A movable wall member in the form of an exhaust valve spindle or a piston in an internal combustion engine |
| 03/23/2000 | WO2000015953A1 Engine conversions |
| 03/22/2000 | EP0986705A1 Internal combustion engines |
| 03/22/2000 | EP0823018B1 Fuel injection device for internal combustion engines |
| 03/21/2000 | US6039026 Method of controlling internal combustion engine |
| 03/16/2000 | WO2000014396A1 Adiabatic internal combustion engine |
| 03/16/2000 | CA2352047A1 Adiabatic internal combustion engine |
| 03/15/2000 | EP0985816A2 In-cylinder injection type of engine |
| 03/14/2000 | US6035830 Fuel injection system for outboard motor |
| 03/14/2000 | US6035824 Internal combustion engine having a direct injection combustion chamber |
| 03/14/2000 | US6035823 Spark-ignition type engine |
| 03/14/2000 | US6035822 Combustion chamber for direct injected engine |
| 03/09/2000 | WO2000012882A1 Fuel injection engine having fuel spray deflector |
| 03/09/2000 | WO2000012881A1 Reciprocating machine with two sub-chambers |
| 03/08/2000 | EP0983433A1 Premixed charge compression ignition engine with optimal combustion control |
| 03/08/2000 | EP0983427A1 Two-stroke internal combustion engine |
| 03/08/2000 | EP0983426A1 Internal combustion engine with controlled ignition |
| 03/08/2000 | CN1050171C Two-cycle engine of spark ignition type |
| 03/07/2000 | US6032638 Fuel injection system |
| 03/02/2000 | WO2000011334A1 Compressed air assisted fuel injection system |
| 03/02/2000 | WO2000011331A1 Reciprocating engine combustion chamber |
| 03/02/2000 | WO1999042718A9 Premixed charge compression ignition engine with optimal combustion control |