| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 06/24/2004 | US20040118366 Valve actuation in combustion engines with artificial muscles |
| 06/24/2004 | DE10356202A1 Vorrichtung und Verfahren zur variablen Ventilsteuerung für einen Verbrennungsmotor Apparatus and method for variable valve timing for an internal combustion engine |
| 06/24/2004 | DE10311069B3 Stroke function setting device for IC engine valve with selective locking of intermediate lever with pivot lever or valve lever for altering valve stroke function |
| 06/24/2004 | DE10258901B4 Ventilsteuerung für ein Ventil einer Brennkraftmaschine Control valve for a valve of an internal combustion engine |
| 06/24/2004 | DE10258622A1 IC engine with device for adjusting revs of cam mounted on camshaft e.g. automobile engine, has adjustable eccentrics and intermediate element for transmitting rotation of camshaft to cam |
| 06/24/2004 | DE10258621A1 IC engine with device for adjusting revs of cam mounted on camshaft e.g. automobile engine, has adjustable eccentrics and intermediate element for transmitting rotation of camshaft to cam |
| 06/24/2004 | DE10257234A1 Tensioning device for chain drive of internal combustion engine has support member in form of deep-drawn sheet metal component including bearing journal |
| 06/24/2004 | DE10230108B4 Vorrichtung zum Verstellen des Hubs eines von einer Nockenwelle betätigten Ventils Device for adjusting the stroke of a valve actuated by a camshaft |
| 06/23/2004 | EP1431526A1 Method for controlling an intake phase of an internal combustion engine |
| 06/23/2004 | EP1325214B1 Method for simultaneously moving cam shafts of various cylinder banks pertaining to an internal combustion engine |
| 06/23/2004 | EP1058779A4 Free-piston internal-combustion engine |
| 06/23/2004 | CN2621223Y Structure for preventing and improving unusual sound produced by valve gear of internal-combustion engine |
| 06/23/2004 | CN1154788C Multiple cylinder internal combustion engine |
| 06/22/2004 | US6754577 Method and control apparatus for operating an internal combustion engine |
| 06/22/2004 | US6752119 Removable timing chain cover |
| 06/22/2004 | US6752108 Four-cycle engine for marine drive |
| 06/17/2004 | WO2004051058A1 Valve actuator for actuating a gas exchange valve of an internal combustion engine |
| 06/17/2004 | WO2004051057A1 A valve mechanism of engine, its cylinder head and its operation method |
| 06/17/2004 | WO2004044391A3 Rotary actuator system for controlling the stroke of gas exchange valves in the cylinder head of an internal combustion engine |
| 06/17/2004 | US20040116223 Integrated sprocket and housing and manufacturing method therefor |
| 06/17/2004 | US20040112445 Switchable fluid control valve system |
| 06/17/2004 | US20040112330 Method and arrangement for affecting engine braking |
| 06/17/2004 | US20040112327 Direct injection internal combustion engine |
| 06/17/2004 | US20040112326 Device for controlling cylinder disconnection in an internal combustion engine |
| 06/17/2004 | US20040112315 Deactivation roller hydraulic valve lifter |
| 06/17/2004 | US20040112314 Valve timing control device |
| 06/17/2004 | US20040112313 Valve driving device for an engine |
| 06/17/2004 | US20040112312 Valve actuating device, and method for controlling same |
| 06/17/2004 | US20040111883 Method for assembling a camshaft |
| 06/17/2004 | DE10355303A1 Two-cylinder air intake detection device for detecting amounts of air sucked in for an internal combustion engine has an air flow measuring device, pressure sensors and a learning unit |
| 06/17/2004 | DE10351940A1 Engine valve actuation system for internal combustion engine, has fluid check valve disposed between fluid source and directional control valve to allow fluid flow to travel from fluid source to directional control valve |
| 06/17/2004 | DE10349176A1 Ventiltaktungsregelungseinrichtung Valve timing control device |
| 06/17/2004 | DE10258724A1 Automotive timing camshaft has rotor wings with motion dampening elements operating in conjunction with the opposing motion dampening stator element |
| 06/17/2004 | DE10256592A1 Controlling combustion air feed to cylinder of internal combustion piston engine involves controlling inlet valve closing time point depending on current load acting on engine by varying inlet cam |
| 06/16/2004 | EP1429035A2 Switchable fluid control valve system |
| 06/16/2004 | EP1428991A1 Method for variable valve actuation with 3 different cams |
| 06/16/2004 | EP1428989A1 3-Step cam profile switching roller finger follower |
| 06/16/2004 | EP1427918A1 Valve mechanism for an internal combustion engine |
| 06/16/2004 | EP1136685B1 Apparatus for and method of controlling an internal combustion engine |
| 06/16/2004 | CN2620761Y CG125 pin-lift gasoline engine low noise distribution mechanism |
| 06/16/2004 | CN1505729A Desmodromic valve actuation system |
| 06/16/2004 | CN1504629A Electromagnetically driven valve control apparatus and electromagnetically driven valve control method for internal combustion engine |
| 06/15/2004 | US6748914 Refillable metering valve for hydraulic valve lifters |
| 06/15/2004 | US6748913 Rocker arm arrangement for engine |
| 06/15/2004 | US6748912 Method to vent air from a cam phaser with a center mounted spool valve |
| 06/15/2004 | US6748911 Valve timing control for marine engine |
| 06/10/2004 | US20040107930 Valve timing control device |
| 06/10/2004 | US20040107929 Variable valve control apparatus for internal combustion engine and method thereof |
| 06/10/2004 | US20040107928 Valve-driving system of internal combustion engine and valve-driving apparatus |
| 06/10/2004 | US20040107927 Method for 3-step variable valve actuation |
| 06/09/2004 | EP1426599A1 Trouble detector of vehicle having deceleration idling-cylinder engine |
| 06/09/2004 | EP1426590A1 MOTOR CONTROLLER OF DECELERATION IDLING−CYLINDER ENGINE VEHICLE |
| 06/09/2004 | EP1426583A1 Cam chain detachment preventive structure |
| 06/09/2004 | EP1426569A1 Engine with variable valve mechanism |
| 06/09/2004 | EP1426568A1 Electric valve-driving system and -apparatus of internal combustion engine |
| 06/09/2004 | EP1426567A1 Electric valve-driving system of internal combustion engine |
| 06/09/2004 | EP1426566A1 Electromagnetically driven valve control apparatus and electromagnetically driven valve control method for internal combustion engine |
| 06/09/2004 | DE10302663A1 Valve driving arrangement for combustion engine has support element receptacles of first and second swiveling lever arrangements that intersect mutual oil supply bore provided in cylinder head |
| 06/09/2004 | DE10302469A1 Kipphebelanordnung für Verbrennungsmotoren Rocker arm assembly for internal combustion engines |
| 06/09/2004 | DE10256242A1 Ventilsteller zur Betätigung eines Gaswechselventils einer Brennkraftmaschine Valve head for actuating a gas exchange valve of an internal combustion engine |
| 06/09/2004 | CN1502791A Method to vent air from cam phaser with a center mounted spool valve |
| 06/09/2004 | CN1502790A Method to ensure robust operation of a pin lock in a vane cam phaser |
| 06/08/2004 | US6746352 Method and apparatus for tensioning a chain of an internal combustion engine |
| 06/08/2004 | US6745738 Pneumatic valve return spring |
| 06/08/2004 | US6745737 Internal combustion engine with an anti-rotation guide for valve lifters |
| 06/08/2004 | US6745736 Valve control mechanism |
| 06/08/2004 | US6745735 Air venting mechanism for variable camshaft timing devices |
| 06/08/2004 | US6745734 Variable valve actuating mechanism having torsional lash control spring |
| 06/08/2004 | US6745733 Actuating system for mode-switching rocker arm device |
| 06/08/2004 | US6745732 VCT cam timing system utilizing calculation of intake phase for dual dependent cams |
| 06/08/2004 | CA2360521C Tensioner device |
| 06/08/2004 | CA2246674C Shaft phase control mechanism |
| 06/03/2004 | WO2004046512A1 Engine with variable lift valve mechanism |
| 06/03/2004 | US20040103887 Variable valve control apparatus for internal combustion engine and method thereof |
| 06/03/2004 | US20040103876 Internal combustion engine comprising direct injection and a method for operating the same |
| 06/03/2004 | US20040103871 Four-cycle engine |
| 06/03/2004 | US20040103869 Lock-pin cartridge for a valve deactivation rocker arm assembly |
| 06/03/2004 | US20040103867 Electromagnetically driven valve control apparatus and electromagnetically driven valve control method for internal combustion engine |
| 06/03/2004 | US20040103865 Fully variable mechanical valve gear for a piston-type internal combustion engine |
| 06/03/2004 | DE10352760A1 Variable Ventilsteuervorrichtung und Verfahren bei einem Motor mit Innenverbrennung Variable valve control device and method in a motor with an internal combustion |
| 06/03/2004 | DE10352065A1 Motor vehicle internal combustion engine uses cylinder cut out dependent on relative angles of crankshaft and camshaft |
| 06/03/2004 | DE10350696A1 Ventilzeitsteuerungseinstellvorrichtung Ventilzeitsteuerungseinstellvorrichtung |
| 06/03/2004 | DE10260986A1 Single cam valve control system for use in internal combustion engine and other applications has rocker with roller following cam and two arms simultaneously opening two valves |
| 06/02/2004 | EP1424474A1 Method of controlling internal combustion engine |
| 06/02/2004 | CN1500983A Four-cycle engine |
| 06/02/2004 | CN1500973A Method to reduce rotational oscillation of a vane style phaser with a center mounted spool valve |
| 06/01/2004 | US6745121 Cylinder indentification apparatus for WT controlled internal combustion engine |
| 06/01/2004 | US6743133 Chain drive, especially a camshaft/camshaft drive for a motor vehicle |
| 06/01/2004 | US6742486 Device for adjusting the rotation angle of the camshaft of an internal combustion engine in relation to a drive wheel |
| 06/01/2004 | US6742485 Cam phaser locking pin assembly guide |
| 06/01/2004 | US6742484 Device for relative rotational angle adjustment of a cam shaft of an internal combustion engine to a drive wheel |
| 06/01/2004 | US6742483 Assisting device and method for variable valve mechanism |
| 06/01/2004 | US6742254 Method of manufacturing a camshaft |
| 05/27/2004 | WO2004044393A1 Improved emissions control internal combustion engine |
| 05/27/2004 | WO2004044392A1 Pivoting actuator system for controlling the stroke of a gas exchange valve in the cylinder head of an internal combustion engine |
| 05/27/2004 | WO2004044391A2 Rotary actuator system for controlling the stroke of gas exchange valves in the cylinder head of an internal combustion engine |
| 05/27/2004 | WO2004044389A1 Single valve intake/exhaust device for a direct injection internal combustion engine |
| 05/27/2004 | US20040099244 Valve actuating apparatus for internal combustion engine |
| 05/27/2004 | US20040099237 Knocking avoidance control system of a four-stroke engine for an outboard motor |
| 05/27/2004 | US20040099232 Torsional assisted multi-position cam indexer having controls located in rotor |