| Patents for F02B 41 - Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power (2,672) |
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| 03/20/2001 | US6202623 Internal combustion engines |
| 03/20/2001 | US6202605 Arrangement in a two cycle combustion engine with internal combustion |
| 03/20/2001 | US6202416 Dual-cylinder expander engine and combustion method with two expansion strokes per cycle |
| 03/08/2001 | WO2001016470A1 Internal combustion engine with regenerator and hot air ignition |
| 02/22/2001 | WO2000077367A3 Piston and connecting rod assembly |
| 02/20/2001 | CA2234150C Floating piston, piston-valve engine |
| 02/14/2001 | CN2419375Y Mixed flow blade rotation and cross section variable turbosupercharger |
| 02/07/2001 | CN2418260Y Driving apparatus for turbine booster of engine |
| 01/25/2001 | WO2001006108A1 High efficiency, air bottoming engine |
| 01/25/2001 | CA2376594A1 High efficiency, air bottoming engine |
| 01/17/2001 | CN2415164Y Air medium booster |
| 01/11/2001 | WO2001002752A1 'isometric combustion' crank mechanisms |
| 01/10/2001 | EP0895564A4 Low-temperature, near-adiabatic engine |
| 01/09/2001 | US6170441 Engine system employing an unsymmetrical cycle |
| 12/21/2000 | WO2000077367A2 Piston and connecting rod assembly |
| 12/20/2000 | EP1061265A1 Turbocharger for a slow speed diesel engine |
| 12/20/2000 | CN1277317A Supercharger set for large diesel engine |
| 12/13/2000 | CN1059486C Four-stroke IC engines having variable compression ratio enabling high supercharging pressure levels |
| 12/06/2000 | CN2409337Y Pressurizing air making-up device for air intake of diesel engine |
| 11/16/2000 | WO2000068565A1 Valve system having improved opening and breathing characteristics for internal combustion engines |
| 11/16/2000 | DE19921329A1 Lever piston two stroke or four stroke compact smooth running motor of single, double or multi-cylinder design for IC engines, piston motors |
| 11/15/2000 | CN1058550C Internal-combustion complete expansion engine |
| 11/02/2000 | EP0708274B1 Crank device and machine device |
| 11/01/2000 | CN1271809A Air medium booster |
| 10/26/2000 | DE19916853A1 Brennkraftmaschine Internal combustion engine |
| 10/19/2000 | WO2000061928A1 Internal combustion engine |
| 10/12/2000 | WO2000009879A9 Dual-cylinder expander engine and combustion method with two expansion strokes per cycle |
| 10/11/2000 | CN2400587Y Exhaust turbosupercharger transonic turbine for railway motor car |
| 10/11/2000 | CN1269867A Internal combustion engine |
| 10/05/2000 | WO2000058612A1 Coupling arrangement for reciprocating piston engine |
| 10/04/2000 | CN1268994A Coupling arrangement for reciprocating piston engine |
| 10/03/2000 | US6125819 Rotating piston engine with variable effective compression stroke |
| 09/21/2000 | DE19911740A1 Internal combustion motor crank drive has openings at the eccentric disks to take the crankpins in a sliding or rolling movement for improved energy conversion at the start of a working cycle |
| 09/20/2000 | EP1036270A1 Arrangement for a combustion engine |
| 09/19/2000 | US6119457 Heat exchanger apparatus using porous material, and ceramic engine provided with supercharger driven by thermal energy recorded from exhaust gas by the same apparatus |
| 09/01/2000 | CA2264476A1 Shock absorber piston |
| 08/29/2000 | CA2081598C Internal combustion engine |
| 08/23/2000 | CN1263983A Cylinder-paried two-stroke self-boosting engine |
| 08/16/2000 | EP1028248A1 Fourstroke engine using two fluids |
| 08/01/2000 | US6095100 Combination internal combustion and steam engine |
| 07/27/2000 | WO2000043653A1 Expansion-compression engine with angularly reciprocating piston |
| 07/27/2000 | WO2000043652A1 Integral multifunctional system for motor vehicle |
| 07/26/2000 | EP1022446A1 Superexpansive rotary engine |
| 07/25/2000 | CA2031592C Internal combustion engine |
| 07/20/2000 | WO2000042304A1 Method for operating an internal combustion engine according to the yarimov's cycle |
| 07/19/2000 | EP1019615A1 Coupling arrangement for reciprocating piston engine |
| 07/13/2000 | WO2000040840A1 A low cost new internal combustion engine with increased mechanical efficiency, fuel saver and pollution controlled |
| 07/11/2000 | US6085524 Device for regulating the engine braking power of an internal combustion engine |
| 06/28/2000 | EP1012461A1 Internal combustion engine with variable compression ratio |
| 06/28/2000 | EP1012459A1 Internal combustion engines |
| 06/27/2000 | US6079379 Pneumatically controlled compressed air assisted fuel injection system |
| 06/21/2000 | DE19858052A1 Piston-controlled internal combustion engine, has piston and crankshaft not being located simultaneously in their dead point, in uppermost position of piston crankshaft is its dead point, etc. |
| 06/21/2000 | CN2383983Y Combined composite engine |
| 06/14/2000 | CN1053491C Crank mechanism system for transformation of reciprocating rectilinear motion into rotary motion for reciprocating endothermic engines |
| 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 |
| 05/17/2000 | CN1253608A Arrangement in two cycle combustion engine with internal combustion |
| 05/09/2000 | US6058904 Internal combustion engine with limited temperature cycle |
| 04/26/2000 | EP0898644B1 Internal combustion engines |
| 04/26/2000 | EP0862685A4 Combination internal combustion and steam engine |
| 04/26/2000 | EP0826098A4 Tandem-differential-piston internal-combustion engine |
| 04/26/2000 | CN2375778Y Air turbulent generator |
| 04/26/2000 | CN2375768Y Electric booster of diesel engine for vehicle |
| 04/18/2000 | US6050094 Supercharged internal combustion engine |
| 04/12/2000 | EP0854975A4 Floating piston, piston-valve engine |
| 04/05/2000 | EP0990089A1 Engine |
| 04/04/2000 | US6044812 Diesel engine, modification, and method |
| 03/29/2000 | EP0541547B1 Novel hydrocarbon fuel, its preparation and use |
| 03/29/2000 | CN2371348Y Electric controlled turbocharger |
| 03/29/2000 | CN2371347Y Axial flow type energy-saving power booster for IC engine |
| 03/22/2000 | CN2370165Y Vortex shower type fuel saving device for automobile |
| 03/14/2000 | US6035814 Compound combustion expansion internal combustion engine |
| 03/09/2000 | DE19931673A1 Reciprocating piston engine with reduction gearing |
| 03/09/2000 | DE19821882A1 Compound IC engine with free piston compressor and air motor. has these working in closed pneumatic circuit whose high and low pressures are about 4:1, low pressure being 10-20 bars |
| 02/24/2000 | WO2000009879A1 Dual-cylinder expander engine and combustion method with two expansion strokes per cycle |
| 02/24/2000 | CA2340196A1 Dual-cylinder expander engine and combustion method with two expansion strokes per cycle |
| 02/22/2000 | US6026568 High efficiency low-pollution engine |
| 02/16/2000 | CN2364235Y Air turbulent flow generator (2) |
| 02/10/2000 | WO2000006876A1 Quasi-isothermal brayton cycle engine |
| 02/09/2000 | EP0977939A1 Arrangement in a two cycle combustion engine with internal combustion |
| 02/09/2000 | CN1244233A Improved internal combustion engine and working cycle |
| 02/02/2000 | CN2361845Y Pressure mechanism for two-stroke engine |
| 02/01/2000 | US6020652 Process for regulating the braking power of a supercharged internal combustion engine |
| 01/26/2000 | CN1242468A Volume type exhaust turbocharger used for vehicle engine |
| 01/20/2000 | WO2000003132A1 Superexpansive rotary engine |
| 01/19/2000 | EP0972924A1 Method for operating a piston engine |
| 01/19/2000 | EP0653018B1 Internal combustion engine with limited temperature cycle |
| 01/06/2000 | WO2000000725A1 Engine system employing an unsymmetrical cycle |
| 01/06/2000 | CA2335365A1 Engine system employing an unsymmetrical cycle |
| 01/04/2000 | US6009845 Internal combustion engines |
| 12/29/1999 | CN1047821C Variable valve lift mechanism for internal combustion engine |
| 12/22/1999 | EP0700482B1 Controlled variable compression ratio internal combustion engine |
| 12/21/1999 | US6003487 Internal combustion engine |
| 12/15/1999 | CN2353898Y Rotary-vane type variable-section turnbine booster |
| 12/08/1999 | CN2352685Y Pressure improving reequipment structure for common six cylinder diesel engine vehicle |
| 11/30/1999 | US5992390 Fuel efficient hybrid internal combustion engine |
| 11/18/1999 | WO1999058831A1 Compound engine having increased fuel efficiency and improved emissions |
| 11/17/1999 | EP0957250A2 Internal combustion engine |
| 11/11/1999 | WO1999057425A1 Four-stroke internal combustion engine |
| 11/03/1999 | EP0953789A1 Crank mechanism |
| 10/27/1999 | EP0952334A2 Pneumatically controlled compressed air assisted fuel injection system |