| Patents for F02B 25 - Engines characterised by using fresh charge for scavenging cylinders (3,434) |
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| 03/28/2013 | DE102011054445B3 Befestigungseinrichtung für Zweitaktmotor Mounting means for two-stroke engine |
| 03/27/2013 | EP2572089A1 Egr construction for opposed-piston engines |
| 03/27/2013 | EP2572088A1 Double-cylinder two-stroke engine with uniflow scavenging |
| 03/27/2013 | CN202832772U Selective catalytic reduction (SCR) denitration system for large engine |
| 03/27/2013 | CN103003547A Crankcase ventilation inside-out flow rotating coalescer |
| 03/27/2013 | CN102996239A Two-stroke engine and a method for the operation thereof |
| 03/27/2013 | CN102996227A Split exhaust two-stroke engine |
| 03/27/2013 | CN101956599B Method for operating two-stroke engine and equipment for implementing same |
| 03/21/2013 | WO2012120037A3 Two-stroke engine comprising a muffler |
| 03/20/2013 | CN102979612A 风机二冲程发动机 Fans of two-stroke engines |
| 03/14/2013 | DE10162138B4 Zweitaktmotor Two-stroke engine |
| 03/13/2013 | EP2568153A1 Air cleaner of two-cycle engine |
| 03/13/2013 | CN202789087U Engine double-sweep cylinder of gasoline chain saw |
| 03/13/2013 | CN102971504A Air supply device for 2 stroke engine |
| 03/13/2013 | CN102966429A 燃气二冲程发动机 Gas two-stroke engine |
| 02/28/2013 | WO2012129131A3 Device and method configured to control valve operation in piston engine |
| 02/28/2013 | DE10208051B4 Membranvergaser für einen mit Spülvorlage arbeitenden Verbrennungsmotor Diaphragm carburettor for working with scavenging combustion engine |
| 02/26/2013 | US8381706 Head cover of an internal combustion engine |
| 02/21/2013 | WO2013003501A3 Enhanced efficiency and pollutant control by multi-variable engine operation control |
| 02/14/2013 | WO2013022389A1 Adjusting of air-fuel ratio of a two-stroke internal combustion engine |
| 02/14/2013 | DE102011052502A1 Verbrennungsmotor Combustion engine |
| 02/13/2013 | EP2557294A1 Combustion Engine |
| 02/13/2013 | EP2557293A2 Two-stroke internal combustion engine |
| 02/13/2013 | CN202732109U Linear engine started by eccentric wheel slide block |
| 02/13/2013 | CN102926883A Two-stroke internal combustion engine |
| 02/12/2013 | US8371279 Crankcase pressure regulator for an internal combustion engine |
| 02/12/2013 | US8371262 Method and apparatus to remove a fluidic contaminant from lubricating oil |
| 02/12/2013 | US8371256 Internal combustion engine utilizing dual compression and dual expansion processes |
| 02/12/2013 | US8371255 Two stroke engine with regular lubrication system |
| 02/12/2013 | CA2693521C Split-cycle engine with early crossover compression valve opening |
| 02/05/2013 | US8365698 Hybrid cycle combustion engine and methods |
| 02/05/2013 | US8365520 System and method for auxilary power unit emissions management |
| 01/30/2013 | CN202707224U Novel two-stoke gasoline engine |
| 01/30/2013 | CN202707223U Two-stroke diesel engine |
| 01/29/2013 | US8360038 Pollution control system |
| 01/23/2013 | EP2547879A1 Split-cycle air-hybrid engine with compressor deactivation |
| 01/23/2013 | CN202690213U Scavenging air box with air distribution pipe |
| 01/23/2013 | CN102892993A Two-stroke engine with low consumption and low emissions |
| 01/23/2013 | CN101548082B 双活塞循环发动机 Dual piston cycle engine |
| 01/22/2013 | US8356587 PCV valve guide |
| 01/17/2013 | WO2013007863A2 A two-stroke internal combustion engine, method operating a two-stroke internal combustion engine and method of converting a two-stroke engine |
| 01/17/2013 | DE10128195B4 Zweitaktmotor mit Speicherkanal Two-stroke engine with memory channel |
| 01/16/2013 | CN102884304A Air cleaner of two-cycle engine |
| 01/16/2013 | CN102877930A Direct-current ventilation four-stroke engine |
| 01/16/2013 | CN102877929A Scavenging system of constant-pressure air source type free piston internal combustion generator |
| 01/15/2013 | US8353262 Two-stroke internal combustion engine |
| 01/15/2013 | US8353159 Combustion engine with heat recovery system |
| 01/10/2013 | US20130013171 Automotive fuel system |
| 01/10/2013 | US20130008681 Two-cycle engine and engine tool comprising the same |
| 01/09/2013 | CN202659337U Two-stroke engine |
| 01/09/2013 | CN202659336U Two-stroke engine |
| 01/08/2013 | US8347865 System and method for returning oil separated from engine crankcase gases |
| 01/08/2013 | US8347833 Diesel type cross-cycle internal combustion engine |
| 01/03/2013 | DE102011119520A1 Fuel distributor block for motor system of internal combustion engine, particularly two-stroke internal combustion engine, has belt arrangement with belt, where belt is operatively connected with belt pulley to drive motor unit |
| 01/03/2013 | DE102011119519A1 Fuel pump for high pressure compaction of fuel for direct injection two-stroke internal combustion engine, has eccentric cam chamber partially filled with lubricant, and eccentric cam received in chamber for driving compaction pistons |
| 01/03/2013 | DE102011078466A1 Motorensystem Motor system |
| 01/03/2013 | DE10139700B4 Verbrennungsmotor als Antriebsmotor in einem tragbaren, handgeführten Arbeitsgerät Internal combustion engine as a drive motor in a portable, hand-held device |
| 12/26/2012 | EP2536932A1 Two-stroke engine with low consumption and low emissions |
| 12/25/2012 | US8336529 Vapor-liquid separating structure |
| 12/13/2012 | DE102011050990A1 Reciprocating type lifting cylinder internal combustion piston engine has intake valve and exhaust gas valve that are closed under switch-off condition, such that operation timing of exhaust valve is delayed |
| 12/12/2012 | EP2531707A1 Two-stroke, fuel injected internal combustion engines for unmanned aircraft and associated systems and methods |
| 12/06/2012 | DE112011100225T5 Abflussrohr für Gas-Flüssigkeits-Abscheidesysteme Drain pipe for gas-liquid separation systems |
| 12/06/2012 | DE102011103180A1 Zweitaktmotor Two-stroke engine |
| 12/05/2012 | CN102808685A Two-stroke engine |
| 12/04/2012 | US8322138 Compressor |
| 11/29/2012 | WO2012161800A2 Rotary synchronous charge trapping |
| 11/29/2012 | WO2012159134A1 Two-stroke engine |
| 11/29/2012 | US20120298083 Two-stroke heavy fuel engine |
| 11/28/2012 | EP2527611A1 Device and method for treating waste gas |
| 11/28/2012 | CN102797550A 二冲程发动机 Two stroke engine |
| 11/28/2012 | CN102797549A Two-stroke engine |
| 11/27/2012 | US8316831 Control device for internal combustion engine and control method for internal combustion engine |
| 11/22/2012 | WO2012158756A1 Combustion chamber construction for opposed-piston engines |
| 11/22/2012 | DE112011100349T5 Geschlossene Kurbelgehäuse-Entlüftungsanlage Closed crankcase ventilation system |
| 11/22/2012 | DE102011050087A1 Reciprocating internal combustion engine for vehicle, has fuel injection valve that is formed axially between top dead center and bottom dead center of piston |
| 11/14/2012 | CN202531276U Overhead air valve scavenging structure of two-stroke engine |
| 11/14/2012 | CN102782280A Two-cycle engine and engine tool comprising the same |
| 11/14/2012 | CN102777248A 二冲程柴油机 Two-stroke diesel engine |
| 11/13/2012 | US8307815 Crankcase ventilation filter assembly |
| 11/08/2012 | WO2012150393A1 Air supply circuit, turbocharged engine, and method for controlling the combustion of a turbocharged engine |
| 11/08/2012 | DE102010004516B4 Verfahren zum Betrieb einer Brennkraftmaschine Method for operating an internal combustion engine |
| 10/25/2012 | US20120266851 Intake System for a Two-Stroke Internal Combustion Engine |
| 10/25/2012 | DE102012103389A1 Einlasssystem für einen Zweitakt-Verbrennungsmotor An intake system for a two-stroke internal combustion engine |
| 10/18/2012 | US20120260900 Stratified scavenging two-cycle engine |
| 10/17/2012 | CN102741520A Drain tube for gas-liquid separation systems |
| 10/11/2012 | WO2012137873A1 Cylinder jacket |
| 10/11/2012 | WO2012082682A3 Full expansion internal combustion engine |
| 10/10/2012 | CN202483707U Low-emission two-stroke gasoline engine cylinder |
| 10/10/2012 | CN1863993B Method for optimizing the operation of a charged reciprocating internal combustion engine in the lower engine speed range |
| 10/04/2012 | WO2012132658A1 Two-stroke engine |
| 10/04/2012 | WO2012132628A1 Two-stroke engine |
| 10/04/2012 | DE102004009310B4 Ansaugvorrichtung Suction |
| 10/03/2012 | CN102705076A Return flow scavenging type hydraulic free piston diesel engine |
| 10/03/2012 | CN101353979B Two-stroke diesel combustion engine |
| 09/27/2012 | WO2012129131A2 Device and method configured to control valve operation in piston engine |
| 09/26/2012 | EP2503116A1 Cylinder assembly and piston for a longitudinally flushed stroke piston combustion engine |
| 09/26/2012 | EP2501911A1 Apparatus and method for controlling swirl in a ported, two-stroke, internal combustion engine |
| 09/26/2012 | CN102691565A Cylinder assembly and piston for a longitudinally flushed stroke piston combustion engine |
| 09/25/2012 | US8272372 Apparatus for treating crankcase gases from engines |
| 09/20/2012 | WO2012048312A8 Improved sealing of sleeve valves |