| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 10/06/2004 | CN1534170A Variator valve operating system for IC engine |
| 10/06/2004 | CN1534169A Air valve operator for IC engine |
| 10/06/2004 | CN1170055C Hand held four stroke engine |
| 10/05/2004 | US6800002 Valve timing control for marine engine |
| 10/05/2004 | US6799553 Variable valve timing controller |
| 10/05/2004 | US6799544 Method and apparatus for actuating a cam phaser |
| 10/05/2004 | US6799543 Valve deactivation system with free motion spring |
| 09/30/2004 | WO2004083626A1 Unitary engine block having an intermittent contact intake and exhaust lifter system |
| 09/30/2004 | WO2004083611A1 Valve drive of an internal combustion engine comprising a cylinder head |
| 09/30/2004 | WO2004083609A1 Rotation prevention device for rocker arm |
| 09/30/2004 | WO2004083608A1 Switchable rocker actuator for the timing gear of a combustion engine |
| 09/30/2004 | WO2004083607A2 Engine valve actuator assembly |
| 09/30/2004 | WO2004082863A1 Method for producing a camshaft assembly |
| 09/30/2004 | WO2004074644A3 Valve train and cam lobe |
| 09/30/2004 | US20040190808 Rolling bearings |
| 09/30/2004 | US20040190807 Bearing structure for camshaft |
| 09/30/2004 | US20040187842 Engine braking methods and apparatus |
| 09/30/2004 | US20040187823 Internal combustion engine with switchable cam follower |
| 09/30/2004 | US20040187822 Valve operating apparatus of internal combustion engines |
| 09/30/2004 | US20040187820 Duty ratio control device |
| 09/30/2004 | US20040187819 Variable valve timing controller |
| 09/30/2004 | US20040187818 Device for changing the angle of rotation of a camshaft relative to a drive wheel of an internal combustion engine |
| 09/30/2004 | US20040187817 Actuating Device for Securing a Camshaft of an Engine of a Motor Vehicle in a Start Position |
| 09/30/2004 | US20040187816 Actuating Device for Securing a Camshaft of an Engine of a Motor Vehicle in a Start Position |
| 09/30/2004 | DE10313812B3 Verfahren und Vorrichtung zur Herstellung einer gebauten Nockenwelle Method and apparatus for producing an assembled camshaft |
| 09/30/2004 | DE10312840A1 Adaptive regulator, especially a camshaft controller, has an adaptive control method in which regulator operating parameters are determined based on its operating behavior over a given time period |
| 09/30/2004 | DE10311358A1 Piston driven combustion engine having piston chambers formed such that they are connected together at least during part of the cyclic movement of the pistons |
| 09/30/2004 | DE10311275A1 Ventiltrieb für einen Verbrennungsmotor A valve drive for an internal combustion engine |
| 09/30/2004 | DE10311229A1 Variable compression ratio combustion engine has valve disk in contact with valve seat for smallest compression ratio, end of disk approximately in plane with combustion chamber wall for highest ratio |
| 09/30/2004 | DE10226300B4 Einrichtung zur variablen Betätigung von Ventilen mittels Nocken für Verbrennungsmotoren Device for variable actuation of valves by means of cams for internal combustion engines |
| 09/30/2004 | DE102004007766A1 Schlepphebel eines Ventiltriebs einer Brennkraftmaschine Drag lever of a valve train of an internal combustion engine |
| 09/29/2004 | EP1462669A2 Rolling bearings |
| 09/29/2004 | EP1462623A1 Valve control system permitting dual valve lift and valve deactivation |
| 09/29/2004 | EP1462622A1 Multi-cylinder engine |
| 09/29/2004 | EP1462620A1 Method and apparatus for determining operational mode in a cam profile switching (cps) engine |
| 09/29/2004 | EP1462619A1 Rocker arm |
| 09/29/2004 | EP1462618A2 Bearing structure for camshaft |
| 09/29/2004 | CN2644679Y Air inlet and exhaust device of internal combustion engine |
| 09/29/2004 | CN1533469A Valve control apparatus for IC engine |
| 09/29/2004 | CN1533468A Variable valve-stroke controller |
| 09/29/2004 | CN1533467A Drive for valve operation control systems in motor vehicles, preferably camshaft adjuster |
| 09/29/2004 | CN1532392A Cam shaft angle sensor mounting structure of IC engine |
| 09/29/2004 | CN1532379A Bearing structure of cam shaft |
| 09/29/2004 | CN1532378A Ohv型发动机 Ohv engine |
| 09/29/2004 | CN1532377A Internal combustion engine and its integrated cam rack |
| 09/29/2004 | CN1532269A Method for lubricating diamond-like carbon coated surfaces |
| 09/28/2004 | US6796281 Internal combustion engine with valve train |
| 09/28/2004 | US6796277 Valve mechanism, in particular for internal combustion engines of motor vehicles |
| 09/28/2004 | US6796276 Line control arrangement for continuously variable valve timing system |
| 09/23/2004 | WO2004081352A1 Modal variable valve actuation system for internal combustion engine and method for operating the same |
| 09/23/2004 | WO2004081351A1 Variable valve mechanism for internal combustion engine |
| 09/23/2004 | WO2004081349A2 Adjustable valve train with hydraulic lifters |
| 09/23/2004 | WO2004081252A1 Nitrided valve lifter and method for manufacture thereof |
| 09/23/2004 | US20040184205 Protection method for an engine having a variable valve timing controller and protection apparatus for the same |
| 09/23/2004 | US20040182981 Parts retaining panel and method of mounting and securing parts |
| 09/23/2004 | US20040182362 Internal combustion engine |
| 09/23/2004 | US20040182354 Internal combustion engine, and integrated cam bracket of internal combustion engine |
| 09/23/2004 | US20040182347 Rocker arm having tubular stud mount |
| 09/23/2004 | US20040182346 Intake quantity control apparatus of internal combustion engine |
| 09/23/2004 | US20040182345 Valve timing adjusting device |
| 09/23/2004 | US20040182344 Phaser with a single recirculation check valve and inlet valve |
| 09/23/2004 | US20040182343 Valve timing control device for internal combustion engine |
| 09/23/2004 | US20040182342 Variable valve timing control device |
| 09/23/2004 | US20040182340 Dual valve lift and valve deactivation |
| 09/23/2004 | DE10311443A1 Camshaft drive for automobile IC engine with variable camshaft control coupled to at least one further driven unit |
| 09/23/2004 | DE10310968A1 Pulling lever for a combustion engine gas exchange valve has inner and outer levers and coupling to two outer pistons |
| 09/23/2004 | DE102004009350A1 Ventilzeitsteuerungs-Einstellvorrichtung Valve timing adjustment device |
| 09/23/2004 | CA2518949A1 Variable valve mechanism for internal combustion engine |
| 09/22/2004 | EP1460308A1 Parts retaining panel and method of mounting and securing parts |
| 09/22/2004 | EP1460256A1 Internal combustion engine, and integrated cam bracket of internal combustion engine |
| 09/22/2004 | EP1460254A1 Method for diagnosing an induction system for an internal combustion engine |
| 09/22/2004 | EP1460238A2 Overhead cam engine |
| 09/22/2004 | CN2642997Y Coaxial valve actuating mechanism for internal-combustion engine |
| 09/22/2004 | CN1530566A IC engine structure for preventing cam chain drop |
| 09/22/2004 | CN1530522A Rocker arm positioning structure |
| 09/22/2004 | CN1530521A Topping cam engine |
| 09/21/2004 | US6792924 Engine control system of internal combustion engine with variable compression ratio mechanism and exhaust-gas recirculation control system |
| 09/21/2004 | US6792904 Method and arrangement for affecting engine braking |
| 09/21/2004 | US6792902 Externally mounted DPCS (differential pressure control system) with position sensor control to reduce frictional and magnetic hysteresis |
| 09/21/2004 | US6792901 Control system of internal combustion engine |
| 09/21/2004 | US6792668 Method for producing an electromagnetic actuator |
| 09/16/2004 | WO2004079164A1 Valve lever of a valve gear of an internal combustion engine |
| 09/16/2004 | WO2004079163A1 Camshaft with pressed cams |
| 09/16/2004 | US20040177822 Tappet in a valve train of an internal combustion engine |
| 09/16/2004 | US20040177821 Desmodromic valve drive |
| 09/16/2004 | US20040177820 Valve-actuating devices for internal combustion engines having changeable stroke functions |
| 09/16/2004 | US20040177819 Device for changing the angle of rotation of a camshaft relative to a drive wheel of an internal combustion engine |
| 09/16/2004 | US20040177751 Oscillating Motor for a Camshaft Adjusting Device |
| 09/16/2004 | DE19834188B4 Ventilzeitsteuergerät für eine Brennkraftmaschine Valve timing control apparatus for an internal combustion engine |
| 09/16/2004 | DE10310226A1 Schlepphebel eines Ventiltriebs einer Brennkraftmaschine Drag lever of a valve train of an internal combustion engine |
| 09/16/2004 | DE10310220A1 Equipment coupling or de-coupling operating levers of engine valve, includes blocking component inserted between first and second operating levers |
| 09/16/2004 | DE10310219A1 Mechanism coupling or de-coupling components operating engine valve, includes electromagnet fastened to cylinder head of engine |
| 09/16/2004 | DE10309717A1 Verfahren zum Betreiben einer Nockenwellenverstelleinrichtung Method for operating a camshaft adjustment device |
| 09/16/2004 | DE10309439A1 Motor vehicle internal combustion engine electromagnetic poppet valve drive has connecting shaft between rocker and valve stem to reduce lateral forces |
| 09/16/2004 | DE10309408A1 Internal combustion engine, includes channel to introduce hydraulic fluid into the groove formed along the periphery of the follower, the channel linked with a switching element at another peripheral portion of the follower |
| 09/16/2004 | DE10308760A1 Drive control unit for internal combustion engine used in motor vehicle, has looping portions in active connection to cylinders of internal combustion engine, and fixed between crankshaft, input shaft and exhaust cam shaft of engine |
| 09/16/2004 | DE10159100B4 Hubkolbenmaschine Reciprocating engine |
| 09/15/2004 | EP1457657A2 Cylinder head structure of a direct-injection diesel engine and a direct injection diesel engine |
| 09/15/2004 | EP1457645A1 Valve gear for an internal-combustion engine |
| 09/15/2004 | EP1457644A1 Method and apparatus for monitoring the position of a variable valve control |