| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 07/20/2004 | US6763788 Variable timing mechanism for a rotary valve |
| 07/20/2004 | US6763707 Failure determination system and method for internal combustion engine and engine control unit |
| 07/15/2004 | WO2004059133A1 Valve actuation device for variable valve control of gas-exchange valves of an internal combustion engine |
| 07/15/2004 | WO2004059131A2 Engine braking methods and apparatus |
| 07/15/2004 | US20040135658 Solenoid arrangement |
| 07/15/2004 | US20040134467 Apparatus for controlling fuel injection of engine and method thereof |
| 07/15/2004 | US20040134454 Valve driving apparatus and internal combustion engine including the same |
| 07/15/2004 | US20040134453 Camshaft adjusting unit |
| 07/15/2004 | US20040134065 Metal plate rocker arm and method of manufacturing the metal plate rocker arm |
| 07/15/2004 | US20040134063 Method for producing a built shaft |
| 07/15/2004 | DE10361509A1 Variable valve timing control device for internal combustion engine has spiral torsion spring compressed for pre-set part of its free length |
| 07/15/2004 | DE10361199A1 Ventilantriebsvorrichtung und diese aufweisende Brennkraftmaschine Valve drive device and this internal combustion engine having |
| 07/15/2004 | DE10361188A1 Ventilantriebsvorrichtung und diese aufweisende Brennkraftmaschine Valve drive device and this internal combustion engine having |
| 07/15/2004 | DE10360033A1 Variables Ventilsystem für einen Verbrennungsmotor Variable valve system for an internal combustion engine |
| 07/15/2004 | DE10358351A1 Valve tappet for combustion engine and production process, has micro pits formed by radiation in the smooth gas carbon nitride steel upper surface of the tappet |
| 07/15/2004 | DE10335051A1 Variable valve control system for internal combustion engine has segment surface of stator housing and rotor with slight conical rise |
| 07/15/2004 | DE10320324A1 Valve actuating system for internal combustion engine has intermediate component supported and pivotably guided on variable position component to engage cam of camshaft and stroke-transmitting arrangement |
| 07/15/2004 | DE10261862A1 Drive for an IC motor fuel injection valve, of the pump/jet type, has rocker arms fitted to an axis with locking rings in grooves flanking each rocker arm in a tight fit to prevent axial sliding |
| 07/15/2004 | DE10261304A1 Ventilhubvorrichtung zur variablen Ventilsteuerung der Gaswechselventile einer Verbrennungskraftmaschine Valve lift variable valve control of gas exchange valves of an internal combustion engine |
| 07/15/2004 | DE10260115A1 Verfahren zur Herstellung einer Welle sowie nach diesem Herstellverfahren erzeugte Welle A process for producing a shaft and wave produced by this production method |
| 07/15/2004 | DE10259134A1 Vorrichtung zum Verstellen der Phasenlage zwischen Nockenwelle und Kurbelwelle Device for adjusting the phase position between the camshaft and crankshaft |
| 07/15/2004 | DE10258249A1 Verfahren zum Verändern der Ventilsteuerzeiten einer Brennkraftmaschine A method for varying the valve control times of an internal combustion engine |
| 07/15/2004 | DE10248959B4 Ventiltrieb einer Brennkraftmaschine mit variablen Ventilhub Valve train of an internal combustion engine with variable valve |
| 07/15/2004 | DE10161457B4 Variabel gesteuerte Nockenwellenanordnung mit doppelter Ölzufuhr Variable-driven camshaft arrangement with double oil supply |
| 07/15/2004 | DE10044604B4 Verfahren zum Erzeugen eines an harmonischen Frequenzen reichen, sportlich klingenden Ansaug- und/oder Auspuffgeräusches bei Viertaktmotoren A method for generating a rich harmonic frequencies, sporty sounding intake and / or exhaust noise for four-stroke engines |
| 07/14/2004 | EP1309774A4 Modular camshaft assembly |
| 07/14/2004 | EP1285158A4 Variable timing mechanism for a rotary valve |
| 07/14/2004 | EP1101025B1 Chain adjuster for internal combustion piston engine with variable combustion chamber |
| 07/14/2004 | CN2625585Y Engine |
| 07/14/2004 | CN2625584Y Tappet type three valve distribution device for motorcycle engine |
| 07/14/2004 | CN1513094A Cam block and method for manufacturing the same |
| 07/14/2004 | CN1513081A Internal combustion engine comprising direct nijection and method for operating the same |
| 07/14/2004 | CN1513080A 直喷式内燃机 Direct-injection internal combustion engine |
| 07/14/2004 | CN1512041A Air valve driving system of internet combustion engine |
| 07/14/2004 | CN1157529C Device for making hydraulic regulation to the relative turning angle between one axle and one driving wheel |
| 07/13/2004 | US6761147 Control apparatus and method for internal combustion engine |
| 07/13/2004 | US6761139 Valve timing control apparatus for an internal combustion engine |
| 07/13/2004 | US6761138 Valve timing control apparatus for internal combustion engine |
| 07/08/2004 | WO2004057163A1 Internal combustion engine comprising a device for hydraulically adjusting the angle of rotation of the camshaft thereof relative to the crankshaft thereof, and a vacuum pump for a servo consumer, especially a brake booster |
| 07/08/2004 | WO2004057162A1 Device for adjusting the phase position between the camshaft and the crankshaft |
| 07/08/2004 | WO2004057161A1 Arrangement for adjusting the relative angle of rotation between a camshaft and a crankshaft |
| 07/08/2004 | WO2004056553A1 Method for producing a shaft and a shaft produced according to this production method |
| 07/08/2004 | US20040132598 Roller member and method of producing the same |
| 07/08/2004 | US20040129254 Internal combustion engine with multiple intake valves and variable valve actuation and timing |
| 07/08/2004 | US20040129250 Control apparatus and control method of internal combustion engine |
| 07/08/2004 | US20040129245 Spark-ignition engine controller |
| 07/08/2004 | US20040129240 Cylinder head having an integrally cast rocker shaft pedestal |
| 07/08/2004 | US20040129239 Variable valve system for internal combustion engine |
| 07/08/2004 | DE10358925A1 Valve system for driving combustion engine inlet, outlet valves that open, close has inlet, outlet tilt lever shafts with one of the tilt lever shafts that has to be stiffer having a larger diameter |
| 07/08/2004 | DE10358924A1 Ventilsystem für einen Verbrennungsmotor A valve system for an internal combustion engine |
| 07/08/2004 | DE10356477A1 Ventilsteuereinrichtung für Brennkraftmaschinen und zugehöriges Verfahren Valve control means for internal combustion engines and associated method |
| 07/08/2004 | DE10356160A1 Motorventilbetätigungsvorrichtung Engine valve actuation device |
| 07/08/2004 | DE10304139A1 Control of inlet and exhaust valves of a combustion engine, using a valve control unit to which a predetermined signal is transmitted in the event of failure of the engine position sensor and or signaler |
| 07/08/2004 | DE10261163A1 Variable valve gear for internal combustion engine has intermediate component supported on support element which is displaceable in housing by means of adjusting shaft |
| 07/08/2004 | DE10260687A1 Automatic mechanical valve play adjustment is achieved by eccentric arrangement of journal on disk and by arranging elongated hole of element with elongated hole perpendicular to valve axis |
| 07/08/2004 | DE10223431B4 Brennkraftmaschine mit zumindest zwei nebeneinander angeordneten, jeweils mit einer Vorrichtung zur Drehwinkelverstellung gegenüber einer Kurbelwelle ausgebildeten Nockenwellen Internal combustion engine with at least two adjacently arranged, in each case with a device for angular adjustment relative to a crankshaft formed camshafts |
| 07/07/2004 | EP1434955A1 Method for linking elements to hollow shafts, preferably for producing camshafts, and resulting camshaft |
| 07/07/2004 | EP1434932A1 Internal combustion engine with spark ignition and direct fuel injection comprising a very high-pressure direct injection system |
| 07/07/2004 | EP1434661A1 Method for loading internal high pressure forming presses and device therefor |
| 07/07/2004 | CN2623880Y Rolling lower rock arm of motorcycle |
| 07/07/2004 | CN2623879Y Post rod capable of eliminating thermal expansion clearance of motorcycle engine valve |
| 07/06/2004 | US6758187 Method and apparatus to estimate oil aeration in an engine |
| 07/06/2004 | US6758180 Pinless roller finger follower |
| 07/06/2004 | US6758179 Method and apparatus for controlling a variable valve system for an internal combustion engine |
| 07/06/2004 | US6758178 Valve timing control device |
| 07/06/2004 | US6758177 Method and apparatus to control a variable valve system |
| 07/06/2004 | US6758176 Valve timing control apparatus for internal combustion engine |
| 07/06/2004 | US6758175 Apparatus for purging and excluding air from a hydraulic manifold assembly for variable deactivation of engine valves |
| 07/01/2004 | WO2004055336A1 Method for varying valve timing of an internal combustion engine |
| 07/01/2004 | WO2004055335A1 Rail used as a torsional stop for the valve train of an internal combustion engine, and roller tappet arrangement |
| 07/01/2004 | WO2003087544A3 Compact lost motion system for variable valve actuation |
| 07/01/2004 | US20040123849 Cold air super-charged internal combustion engine, working cycle & method |
| 07/01/2004 | US20040123825 Valve system for internal combustion engine |
| 07/01/2004 | US20040123824 Engine valve actuation system |
| 07/01/2004 | DE10260546A1 Brennkraftmaschine mit einer Vorrichtung zur hydraulischen Drehwinkelverstellung ihrer Nockenwelle gegenüber ihrer Kurbelwelle sowie mit einer Vakuumpumpe für einen Servoverbraucher, insbesondere für einen Bremskraftverstärker Internal combustion engine with a hydraulic device for angular adjustment of their camshaft relative to its crankshaft and a vacuum pump for a servo consumers, especially for a brake booster |
| 07/01/2004 | DE10259133A1 Anordnung zum Verstellen der Drehwinkelrelation zwischen Nockenwelle und Kurbelwelle Arrangement for adjusting the rotational angular relationship between the camshaft and crankshaft |
| 07/01/2004 | DE10259129A1 Automotive piston engine roller tappet locking arrangement has roller tappet locking surface formed by a bent spring presented to roller tappet rear face |
| 07/01/2004 | DE10259128A1 Valve tappet and holder for automotive piston engine has locking strip with sidewalls and a projection engaging in a matching tappet groove |
| 06/30/2004 | EP1432890A1 Camshaft and method for making same |
| 06/30/2004 | CN2622395Y High-efficient valve spring free distribution mechanism for engine |
| 06/30/2004 | CN1509372A Top-set single-cam axial-cam engine |
| 06/30/2004 | CN1509216A Metal plate rocker arm and method of manufacturing same |
| 06/30/2004 | CN1508415A Air-valve driving system and apparatus thereof for IC engine |
| 06/30/2004 | CN1508400A Oil-path-carried leaf-valve type variable cam-shaft timing phase meter |
| 06/30/2004 | CN1508399A Air-valve device of IC engine |
| 06/30/2004 | CN1508398A Valve system for IC engine |
| 06/29/2004 | US6755172 Thrust stopper device for camshaft |
| 06/29/2004 | US6755167 Two-step roller finger cam follower having spool-shaped low-lift roller |
| 06/29/2004 | US6755166 Electromechanical valve drive incorporating a nonlinear mechanical transformer |
| 06/29/2004 | US6755165 Valve control apparatus and method for internal combustion engine |
| 06/29/2004 | US6755164 Variable valve timing apparatus for vehicle engine |
| 06/29/2004 | US6755163 Control device for four cycle engine of outboard motor |
| 06/29/2004 | US6755161 Gas exchange valve drive for a valve-controlled combustion engine |
| 06/29/2004 | US6755022 Turbo-charged internal combustion engine with in-cylinder EGR and injection rate shaping |
| 06/29/2004 | CA2279485C Valve operating system for internal combustion engine |
| 06/24/2004 | WO2004053358A1 Tensioning device for an internal combustion engine |
| 06/24/2004 | WO2004053302A1 Device for coupling a rotary member to a camshaft |
| 06/24/2004 | US20040118369 Variable valve-stroke controls |
| 06/24/2004 | US20040118368 Engine having a variable valve actuation system |
| 06/24/2004 | US20040118367 Valve-driving system of internal combustion engine |