| Patents for F02B 25 - Engines characterised by using fresh charge for scavenging cylinders (3,434) |
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| 10/08/2013 | US8549854 EGR constructions for opposed-piston engines |
| 10/03/2013 | WO2013143970A1 Internal combustion engine, particularly a 2-stroke internal combustion engine |
| 10/02/2013 | EP2644862A1 Internal combustion engine, in particular a 2-stroke internal combustion engine |
| 10/02/2013 | CN103339355A Stratified scavenging two-stroke engine |
| 09/26/2013 | WO2013140111A1 Piston engine for generating combined heat and power |
| 09/25/2013 | EP2640934A1 Two stroke opposed-piston engines with compression release for engine braking |
| 09/25/2013 | CN103328782A Positive displacement radical injection system |
| 09/24/2013 | US8539937 Fuel supplying apparatus for internal combustion engine |
| 09/18/2013 | EP2638266A1 Spark ignited radical injection system |
| 09/18/2013 | EP2638265A1 Positive displacement radical injection system |
| 09/18/2013 | CN103314184A Two stroke opposed-piston engines with compression release for engine braking |
| 09/11/2013 | CN103299042A Spark ignited radical injection system |
| 09/11/2013 | CN103291448A Gas port parameter design method of loop scavenge system of free piston internal combustion engine generator |
| 09/05/2013 | US20130228158 Two stroke engine porting arrangement |
| 09/05/2013 | DE102012004322A1 Zweitaktmotor mit einer Ansaugvorrichtung Two-stroke engine with a suction |
| 08/29/2013 | US20130220281 Method, engine cylinder, and engine with opposed semi-loop scavenging |
| 08/29/2013 | US20130220245 Engine system having dedicated cylinder-to-cylinder connection |
| 08/22/2013 | DE10123646B4 Zweitakt-Verbrennungsmotor Two stroke internal combustion engine |
| 08/21/2013 | CN103261590A Improved sealing of sleeve valves |
| 08/21/2013 | CN103256112A Two-stroke engine overhead air valve scavenging structure |
| 08/20/2013 | US8511291 Positive crankcase ventilation system, cylinder head used for positive crankcase ventilation system, internal combustion engine including positive crankcase ventilation system, and positive crankcase ventilation method |
| 08/15/2013 | US20130206102 Hybrid Cycle Combustion Engine and Methods |
| 08/14/2013 | EP2625414A1 Air supply apparatus for two-stroke combustion engine |
| 08/14/2013 | EP2625394A1 Single piston sleeve valve with optional variable compression ratio capability |
| 08/14/2013 | EP2625393A1 Positive control (desmodromic) valve systems for internal combustion engines |
| 08/14/2013 | DE102012002915A1 Two stroke internal combustion engine has inlet valve which is incorporated in piston |
| 08/14/2013 | CN103249937A Cylinder jacket |
| 08/14/2013 | CN103249920A Single piston sleeve valve with optional variable compression ratio capability |
| 08/13/2013 | US8505504 Two-stroke engine and related methods |
| 08/13/2013 | US8505503 Internal combustion engine and method of producing the same |
| 08/13/2013 | US8505502 Full expansion internal combustion engine |
| 08/08/2013 | DE102012104209B3 Combustion engine, particularly opposed piston opposed cylinder engine for truck, has crankshaft with central eccentric pin, and two identical inner pistons and two identical outer pistons inserted into primary and secondary cylinders |
| 08/08/2013 | DE102012002566A1 Heat engine, particularly four-stroke petrol and diesel engine for use with combustion air injection, has compressed air storage for cylinder filling, where variable compaction takes place based on filling degree at constant cylinder volume |
| 08/06/2013 | US8499750 Oil mist separator for internal combustion engine |
| 08/06/2013 | US8499749 Aerosol separator; components; and, methods |
| 08/06/2013 | US8499730 Two cycle engine and two cycle engine tool |
| 08/06/2013 | US8499726 Internal combustion engines |
| 07/31/2013 | CN103228877A Internal combustion engine valve actuation and adjustable lift and timing |
| 07/31/2013 | CN103225524A Large two-stroke engine, inlet valve and cylinder liner |
| 07/30/2013 | US8495994 Separator for crank housing ventilation of an internal combustion engine |
| 07/30/2013 | US8495975 Air intake porting for a two stroke engine |
| 07/25/2013 | WO2013007863A3 A two-stroke internal combustion engine, method operating a two-stroke internal combustion engine and method of converting a two-stroke engine |
| 07/24/2013 | CN203081566U Two-stroke-cycle engine |
| 07/24/2013 | CN102140978B Large two-stroke diesel engine with exhaust gas recirculation system |
| 07/24/2013 | CN101666259B Method for operating a longitudinally scavenged two-stroke large diesel engine |
| 07/23/2013 | US8490608 Heavy particle oil separator splash shield |
| 07/16/2013 | US8485164 Oil mist separator |
| 07/16/2013 | US8485147 Impingement cooling of cylinders in opposed-piston engines |
| 07/16/2013 | US8485145 Breather air—oil seperator |
| 07/10/2013 | CN103195554A Combustion chamber air interchanger without disturbance to three-way catalyst and oxygen sensor |
| 07/01/2013 | DE202012101134U1 Brennkraftmaschine, insbesondere 2-Takt-Brennkraftmaschine Internal combustion engine, in particular 2-stroke internal combustion engine |
| 06/27/2013 | DE112011103116T5 Drehabscheider mit Zahnantrieb Rotary separator with gear drive |
| 06/27/2013 | DE10220555B4 Verfahren zum Betrieb eines Zweitaktmotors und Zweitaktmotor Method for operating a two-stroke engine and two-stroke engine |
| 06/26/2013 | EP2606212A2 Piston constructions for opposed-piston engines |
| 06/26/2013 | CN203022871U Two-stroke stratified scavenging engine |
| 06/26/2013 | CN103174505A 二冲程发动机 Two stroke engine |
| 06/19/2013 | CN203009033U High-pressurization two-stroke in-cylinder direct injection engine |
| 06/19/2013 | CN101526052B Method for two-stroke engines to run |
| 06/18/2013 | US8464698 Air intake assembly with integrated crankcase ventilation system |
| 06/18/2013 | US8464670 Guided bridge for a piston in an internal combustion engine |
| 06/12/2013 | CN202991218U Internal combustion engine system |
| 06/12/2013 | CN103147840A Petrol engine for turbulence reversing emission reducing of logarithmic differentiation isogonal line skirt edge of piston skirt |
| 06/11/2013 | US8459217 Scavenging cover and two-cycle engine |
| 06/05/2013 | EP2598728A1 Discharge valve assembly for two-stroke engine, provided with cooling, non-contacting seal and self-cleaning |
| 06/05/2013 | CN103133135A Engine |
| 06/05/2013 | CN102278191B Stratified scavenging system for internal combustion engine |
| 05/29/2013 | CN103122787A Two-stroke gasoline engine with two auxiliary air ports for narrowing left box seat and right box seat and capable of reducing emission |
| 05/22/2013 | CN202946234U Constant pressure air source type scavenging system of free piston internal combustion generator |
| 05/22/2013 | CN102155285B Novel four-stroke four-cylinder layered dual-vortex combustion energy-saving internal combustion engine with new gas distribution mechanism |
| 05/21/2013 | US8443769 Internal combustion engines |
| 05/16/2013 | US20130118460 Plate Assembly for Positive Crankcase Ventilation System |
| 05/16/2013 | US20130118459 Plate Assembly for Positive Crankcase Ventilation System |
| 05/16/2013 | DE10218200B4 Zweitaktmotor Two-stroke engine |
| 05/16/2013 | DE102011052502B4 Verbrennungsmotor Combustion engine |
| 05/14/2013 | US8439022 Ventilation device for a forced induction internal combustion engine |
| 05/14/2013 | US8439013 Wound hydrocarbon trap |
| 05/14/2013 | US8439005 Two cycle engine and tool |
| 05/09/2013 | US20130112179 Positive crankcase ventilation system |
| 05/08/2013 | CN103097686A Piston constructions for opposed-piston engines |
| 05/08/2013 | CN103089395A Novel supercharged internal combustion engine |
| 05/07/2013 | US8434462 Direct gas injection system for four stroke internal combustion engine |
| 05/01/2013 | EP2585698A1 Air supply device for 2 stroke engine |
| 05/01/2013 | CN202914172U Two-stroke stratified scavenging gasoline engine |
| 04/24/2013 | CN103069144A Air supply apparatus for two-stroke combustion engine |
| 04/24/2013 | CN103061946A Handheld work apparatus |
| 04/24/2013 | CN103061864A Multilayer scavenging engine |
| 04/24/2013 | CN103061863A Balancing an opposed-piston, opposed-cylinder engine |
| 04/24/2013 | CN103061862A Two-stroke gasoline engine with scavenging passage ports for emission reduction of logarithmic differentiation equation turbulent flow channeling pieces |
| 04/24/2013 | CN101240745B Combustion cylinder for internal combustion engine |
| 04/23/2013 | US8424504 Rotary piston internal combustion engine |
| 04/17/2013 | EP2581581A2 Fastening device for two-cycle motor |
| 04/11/2013 | US20130087128 Integrated positive crankcase ventilation vent |
| 04/11/2013 | DE10210892B4 Zweitaktomotor mit im Überströmkanal integriertem Membranventil Zweitaktomotor with built-in overflow valve membrane |
| 04/10/2013 | CN103032151A Air-replenishing scavenging engine |
| 04/09/2013 | US8413619 Variable compression ratio systems for opposed-piston and other internal combustion engines, and related methods of manufacture and use |
| 04/03/2013 | CN103026024A Egr construction for opposed-piston engines |
| 04/03/2013 | CN103016150A Balance type range extender engine |
| 04/03/2013 | CN103016136A High-supercharged two-stroke direct injection engine and ventilation method thereof |
| 03/28/2013 | WO2012161800A3 Rotary synchronous charge trapping |
| 03/28/2013 | DE102011083483A1 Internal combustion engine for motor vehicle, has exhaust valves which are connected with outlet channel of exhaust device via separate connecting channel |