| Patents for F02B 33 - Enginescharacterised by provision ofpumps for charging or scavenging (7,548) |
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| 01/12/1995 | DE4416497C1 Geared multi-shaft turbo-compressor and geared multi-shaft radial expander |
| 01/10/1995 | CA1333869C Reciprocating internal combustion engine including a separate gas chamber |
| 01/03/1995 | US5377634 Compressor system for reciprocating machine |
| 12/28/1994 | EP0631040A1 Four-stroke internal combustion engine |
| 12/27/1994 | US5375581 Internal combustion engine with supercharger of positive displacement design |
| 12/20/1994 | US5373820 Cylinder fuel injection type two-cycle engine |
| 12/15/1994 | DE4319318A1 Housing for a turbo-machine working as an energy exchanger with isochoric combustion |
| 12/08/1994 | DE4318066A1 Two-stroke diesel engine with secondary expansion |
| 12/06/1994 | US5370089 Lubrication system for two-stroke engine |
| 12/06/1994 | US5370088 Two cycle engine |
| 12/06/1994 | EP0680555A4 Boost pressure control. |
| 11/29/1994 | US5368004 Automobile supercharger utilizing flywheel |
| 11/22/1994 | US5365908 Burning control system for engine |
| 11/22/1994 | US5365899 Valve arrangement for an internal combustion engine |
| 11/17/1994 | DE4315572A1 New engine, two-stroke, with wider piston extension and wider cylinder extension, engine driven by pure petrol and diesel |
| 11/09/1994 | CN1094789A Internal combustion engine with supercharger |
| 11/08/1994 | US5361732 Two cycle internal combustion engine |
| 11/08/1994 | US5361731 Scavenging port delivery for two stroke engine |
| 11/01/1994 | US5359855 V-block two-stroke internal combustion engine |
| 10/27/1994 | WO1994024426A1 Supercharged internal combustion engine |
| 10/26/1994 | EP0621403A1 A three cylinder internal combustion engine with an intermediate feed and exhaust cylinder |
| 10/25/1994 | US5357936 Engine of a spark ignition type |
| 10/18/1994 | US5355677 Method of operating a supercharged methanol fueled diesel cycle internal combustion engine |
| 10/13/1994 | WO1994023191A1 Two-cycle engine with reduced hydrocarbon emissions |
| 10/13/1994 | DE4409565A1 Gas-turbine unit (set) having a pressure (compressional, expansion)-wave (dynamic pressure) machine |
| 10/13/1994 | DE4311620A1 Two-stroke engine |
| 10/11/1994 | US5353763 Method of supplying a combustible gas into the combustion chamber of an internal combustion engine in two phases |
| 10/06/1994 | DE4410934A1 Crankcase compression two-stroke engine |
| 10/06/1994 | DE4409624A1 Supercharging device for an internal combustion engine |
| 10/05/1994 | EP0618357A1 Two-stage fuel delivery system for an internal combustion engine |
| 10/04/1994 | US5351660 Electrically activated dynamic valve for spark ignition engines |
| 09/30/1994 | CA2120058A1 Two-stage fuel delivery system for an internal combustion engine |
| 09/29/1994 | WO1994021905A1 Improvements to compression or spark ignition four-stroke internal combustion engines having a variable compression ratio enabling high supercharging pressure levels |
| 09/22/1994 | DE4408765A1 Engine control system |
| 09/22/1994 | DE4408646A1 Supercharged reciprocating piston internal combustion engine in the nature of a slider crank engine |
| 09/21/1994 | EP0616117A1 Internal combustion engine with supercharger of the positive displacement type |
| 09/20/1994 | US5348499 Outboard motor |
| 09/20/1994 | US5347972 Supercharge pressure control system in internal combustion engine |
| 09/20/1994 | US5347967 Four-stroke internal combustion engine |
| 09/15/1994 | DE4307311A1 Air feed device for motor vehicle engines |
| 09/13/1994 | US5346374 Rotating spiral pump with cooling between radial steps |
| 09/13/1994 | US5345920 Supercharging pressure control system for supercharged internal combustion engines |
| 09/13/1994 | US5345897 Gas-exchanging process for two-stroke, internal combustion engines |
| 09/07/1994 | EP0614001A1 Engines featuring modified dwell |
| 08/30/1994 | US5341644 Power plant for generation of electrical power and pneumatic pressure |
| 08/18/1994 | WO1994018456A1 Control system for screw type supercharging apparatus |
| 08/16/1994 | US5338158 Pressure exchanger having axially inclined rotor ducts |
| 08/16/1994 | US5337724 Intake system for an internal combustion engine with a supercharger |
| 08/10/1994 | EP0609866A1 Two-stroke engine and method of directly lubricating a piston of same |
| 08/10/1994 | EP0609837A1 Internal combustion engine with supercharger |
| 08/02/1994 | CA1331149C Fuel residual handling system |
| 07/28/1994 | DE4320045A1 Supercharged internal combustion engine |
| 07/26/1994 | US5332376 Screw compressor for internal combustion engines |
| 07/26/1994 | US5331927 Exhaust port insert |
| 07/21/1994 | WO1994016254A1 Improved multiple stage reed valves for use in internal combustion engines |
| 07/19/1994 | US5329902 Cylinder fuel injection type two-cycle internal combustion engine |
| 07/14/1994 | CA2087207A1 Two stroke engine with modified transfer passage configuration |
| 07/12/1994 | US5327872 Fuel pressure control method for high pressure direct fuel injection engine |
| 07/07/1994 | WO1994015081A1 Intake air promotion apparatus installed at a generator in an automobile |
| 07/07/1994 | WO1994015080A1 An alternative engine with internal combustion, and with rotating distribution and/or exploitation of the air reserve in the carter |
| 07/06/1994 | EP0604524A1 Methanol fueled diesel cycle internal combustion engine |
| 07/04/1994 | EP0680546A4 Internal combustion rotary piston engine. |
| 06/30/1994 | DE4241429A1 Opto-electronic control for 2-stroke combustion engine outlet valve |
| 06/22/1994 | EP0602348A1 Method for controlling the temperature of the charging air and device to perform this method |
| 06/09/1994 | DE4240239A1 Turbo-charged combustion engine with bypass valve serving intake air-cooler - allows cooling of recirculated combustion prods. or of fresh air for combustion purposes according to engine load. |
| 05/31/1994 | US5315968 Two-stage fuel delivery system for an internal combustion engine |
| 05/26/1994 | WO1994011624A1 Engine |
| 05/25/1994 | EP0460030B1 Engine supercharger and inlet manifold arrangement |
| 05/18/1994 | EP0597139A1 Jet-pump assisted scavenging and intake system for two-stroke cycle engine |
| 05/17/1994 | US5311854 Two-cycle internal combustion engine with reduced unburned hydrocarbons in the exhaust gas |
| 05/11/1994 | EP0506816B1 Screw compressor for internal combustion engines |
| 05/10/1994 | CA2102715A1 Jet-pump assisted scavenging and intake system for two-stroke cycle engine |
| 05/05/1994 | DE4236899A1 Multi-cylinder two-stroke engine - has intake slots in cylinder liners, and discharge valves in cylinder heads |
| 05/04/1994 | EP0595384A1 Polymer composite reed valve |
| 05/04/1994 | CN1086291A Two-stroke engine with sealed crankcase piston and air valve distribution system |
| 05/03/1994 | US5307783 Boost pressure control system for an engine |
| 04/27/1994 | EP0593622A1 Device for supplying extra air in exhaust gases from car engines upstream from a catalytic cleaner. |
| 04/27/1994 | EP0498825B1 A pressure exchanger |
| 04/20/1994 | EP0593064A1 Internal combustion engine |
| 04/13/1994 | EP0591173A1 A turbo-charging arrangement in combustion engines |
| 04/12/1994 | CA1328383C Fuel supply system with pneumatic amplifier |
| 04/05/1994 | US5299547 Intake air flow increasing device for combustion engine |
| 04/05/1994 | US5299537 Metered induction two cycle engine |
| 04/05/1994 | US5299423 Air supply system for supercharged internal combustion engine |
| 03/31/1994 | WO1994007012A1 An internal combustion engine |
| 03/31/1994 | DE4332616A1 Charging device for IC engine - comprises inlet air channel connected to engine via inlet valve and mechanical charger in it, with variable valve timing mechanism varying closure time point of inlet valve |
| 03/31/1994 | DE4332604A1 IC engine inlet device - comprises mechanical charger, number of cylinders to each of which are connected inlet valve and channel and exhaust valve and channel together with variable valve timing mechanism |
| 03/29/1994 | US5297532 Supercharging pressure control system for supercharged internal combustion engines |
| 03/23/1994 | EP0420863B1 Internal combustion engine with at least one charger of positive displacement design |
| 03/16/1994 | EP0587151A1 Supercharged internal combustion engine |
| 03/15/1994 | US5293846 Two-cycle engine for an outboard motor |
| 03/08/1994 | US5291871 Supercharged diesel engine |
| 03/08/1994 | US5291866 For an internal combustion engine |
| 03/01/1994 | US5289813 Two speed mechanical supercharger |
| 02/22/1994 | US5287701 Autoignition two-stroke internal combustion engine |
| 02/17/1994 | DE4226925A1 Four-stroke IC engine with gas-tight crankcase - has feed line for each cylinder head fitted with second throttle element |
| 02/15/1994 | US5285752 Internal combustion engine |
| 02/08/1994 | US5284123 Pressure wave supercharger having a stationary cellular member |
| 02/08/1994 | CA2016381C Two cycle engine catalytic emission control |
| 02/03/1994 | WO1994002723A1 Piston internal-combustion engine |