| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 11/25/2004 | US20040231624 Variable valve control system and method for an internal combustion engine |
| 11/25/2004 | US20040231622 Valve train for internal combustion engine |
| 11/25/2004 | US20040231621 Arm type valve gear |
| 11/25/2004 | DE102004020566A1 Nockenwellenstruktur Camshaft structure |
| 11/25/2004 | DE10105763B4 Ventilbetätigungseinrichtung für ein Hubventil Valve actuator for a globe valve |
| 11/24/2004 | EP1479878A2 Valve arrangement in an internal combustion engine |
| 11/24/2004 | EP1479877A2 Vane,camshaft timing control device, and sliding member |
| 11/24/2004 | EP1479876A1 Rocker arm with mechanical lash adjuster |
| 11/24/2004 | CN1549888A Whirl-stop device for rocker arm shaft in valve mechanism of internal combustion engine |
| 11/23/2004 | US6821223 Combination starter-generator |
| 11/23/2004 | US6820591 Control apparatus and method for internal combustion engine |
| 11/23/2004 | US6820583 Internal combustion engine |
| 11/23/2004 | US6820581 Valve lifter |
| 11/23/2004 | US6820580 Valve driving device for engine |
| 11/23/2004 | US6820579 Variable valve operating system of engine enabling variation of working angle and phase |
| 11/23/2004 | US6820578 Valve timing control device |
| 11/18/2004 | US20040226528 Lubricating structure of OHC internal combustion engine |
| 11/18/2004 | US20040226527 Fast-acting lock pin assembly for a vane-type cam phaser |
| 11/18/2004 | US20040226526 Camshaft adjuster for internal combustion engines of motor vehicles |
| 11/18/2004 | US20040226525 Valve-stroke controls |
| 11/18/2004 | US20040226523 Internal combustion engines having double cylinder units |
| 11/18/2004 | DE19918910B4 Ventilzeit-Steuerungsvorrichtung Valve timing control apparatus |
| 11/18/2004 | DE10319831A1 Buchse für ein Hydraulikventil Socket for a hydraulic valve |
| 11/18/2004 | DE10318008A1 Mechanism for timing control of inlet and exhaust valves and injection pump of internal combustion engine has eccentric shaft of adjusting device constructed from several axial sections in with eccentric and connecting shaft pieces |
| 11/17/2004 | EP1477638A1 Variable valve drive |
| 11/17/2004 | EP1477636A2 Camshaft phasing device for internal combustion engine |
| 11/17/2004 | EP1477635A1 Engine valve moving device |
| 11/17/2004 | EP1476642A1 Device for adjusting the angle of rotation of a camshaft of an internal combustion engine relative to a drive gear |
| 11/17/2004 | EP1409852A4 Valve control apparatus |
| 11/17/2004 | CN1546846A Ranging arm for automobile engine inlet valve and process for manufacturing the same |
| 11/17/2004 | CN1546845A Method for machining integral valve push rod |
| 11/16/2004 | US6817592 Electromagnetic valve actuator with soft-seating |
| 11/16/2004 | US6817326 Valve system for internal combustion engines |
| 11/16/2004 | US6817324 Control unit of electromagnetically driven valve and control method thereof |
| 11/16/2004 | US6817095 Method for assembling a vane-type cam phaser |
| 11/11/2004 | WO2004097186A1 Valve gear of engine |
| 11/11/2004 | WO2004097185A1 Valve-moving device for engine |
| 11/11/2004 | WO2004097184A1 Electromagnetic valve actuator |
| 11/11/2004 | US20040221827 Adjustable valve train with hydraulic lifters |
| 11/11/2004 | US20040221826 Camshaft Adjusting Device for Internal Combustion Engines of Motor Vehicles |
| 11/11/2004 | US20040221825 Valve timing control device |
| 11/11/2004 | US20040221824 Rotary actuator device to control the stroke of a charge exchange poppet valve in the cylinder head of an internal combustion engine |
| 11/11/2004 | DE10320639A1 Nockerwellenversteller für Fahrzeuge, vorzugsweise für Kraftfahrzeuge Nockerwellenversteller for vehicles, preferably for motor vehicles |
| 11/11/2004 | DE10318295A1 Schlepphebel eines Ventiltriebs einer Brennkraftmaschine Drag lever of a valve train of an internal combustion engine |
| 11/11/2004 | DE10314683A1 Variable Ventilhubsteuerung für einen Verbrennungsmotor mit untenliegender Nockenwelle Variable valve lift control for an internal combustion engine with lower camshaft |
| 11/11/2004 | DE10297129T5 Verfahren zum Steuern des Ladedrucks eines turbogeladenen Verbrennungsmotors und zugehöriger Verbrennungsmotor A method for controlling the boost pressure of a turbocharged internal combustion engine and associated internal combustion engine |
| 11/11/2004 | DE102004011659A1 Variabler Antrieb für Nockenwelle Variable drive for camshaft |
| 11/11/2004 | DE10101934B4 Verfahren zur Herstellung von scheibenförmigen Steuernocken oder dergleichen sowie Räumbügel zur Durchführung eines solchen Verfahrens A process for the production of disc-shaped control cam or the like, as well as for carrying out such a method Räumbügel |
| 11/11/2004 | CA2536772A1 Valve-moving device for engine |
| 11/11/2004 | CA2536767A1 Valve gear of engine |
| 11/10/2004 | EP1475518A2 Bushing for a hydraulic valve |
| 11/10/2004 | EP1474600A1 An apparatus for an internal combustion engine |
| 11/10/2004 | EP1157193B1 Roller finger follower |
| 11/10/2004 | CN2654867Y Device for determining gas distributing phase of IC engine |
| 11/10/2004 | CN1544800A Pressure differential style air valve variation control system |
| 11/10/2004 | CN1544799A Inlay member for automobile engine exhaust valve rocker arm and its manufacturing process |
| 11/10/2004 | CN1175168C 汽缸盖装置 Cylinder head means |
| 11/09/2004 | US6814783 Comprises fluidized beds; heat treatment, solvent extraction, detergent washing, and centrifugal separation |
| 11/09/2004 | US6814040 Deactivation roller hydraulic valve lifter |
| 11/09/2004 | US6814039 Valve-actuating devices for internal combustion engines having changeable stroke functions |
| 11/09/2004 | US6814038 Spool valve controlled VCT locking pin release mechanism |
| 11/09/2004 | US6814037 Variable camshaft timing for internal combustion engine with actuator locking |
| 11/09/2004 | US6814036 Valve control for adjusting the stroke of valves of motor vehicle engines |
| 11/09/2004 | US6814035 Intake quantity control apparatus of internal combustion engine |
| 11/04/2004 | WO2004094873A1 Pulley, detection device comprising one such pulley, and internal combustion engine provided with one such device |
| 11/04/2004 | WO2004094791A1 Rocker arm of a valve gear of a combustion engine |
| 11/04/2004 | WO2003018964A3 Device for the variable control of gas exchange valves in an internal combustion engine |
| 11/04/2004 | US20040217671 Rolled electroactive polymers |
| 11/04/2004 | US20040216726 Exhaust gas purifying device for engines |
| 11/04/2004 | US20040216711 Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
| 11/04/2004 | US20040216710 Internal combustion engine |
| 11/04/2004 | US20040216709 Camshaft control device and control valve with leakage compensation |
| 11/04/2004 | US20040216708 Apparatus and method for controlling variable valve operating mechanism |
| 11/04/2004 | US20040216707 Intake valve control system and method for internal combustion engine |
| 11/04/2004 | DE4206166B4 Variabler Ventiltrieb für ein Hubventil einer Maschine Variable valve train for a lift valve of an engine |
| 11/04/2004 | DE10317652A1 Verfahren zur Steuerung einer Nockenwellenverstelleinrichtung Method for controlling a camshaft adjustment device |
| 11/04/2004 | DE10317508A1 Device for adjusting rotation angle of camshaft against rotation angle of crankshaft of internal combustion engine, has phase controller whose rotation axis is not coaxial to rotation axis of camshaft |
| 11/04/2004 | DE10316900A1 Functional efficiency testing method of a device for adjusting stroke of gas-exchange valves of externally-ignited combustion engine, involves adjusting stroke of gas-exchange valves and evaluating changing of crankshaft acceleration |
| 11/04/2004 | DE10316607A1 Chain drive for an internal combustion engine (ICE) between the ICE's crankshaft and camshaft, has driving and driven chain wheels with torque-proof links to assigned shafts and a continuous chain |
| 11/04/2004 | DE10316588A1 Variable positive valve control for an internal combustion engine, has continuous adjustment for a valve's open period and partial compensation for resulting loss in valve lift |
| 11/04/2004 | DE10316353A1 Operation method of an internal combustion engine with hydraulic valve play compensation, involves stripping precipitations of gas exchange valves of the engine |
| 11/03/2004 | EP1473443A2 Internal Combustion Engine |
| 11/03/2004 | EP1472448A1 Internal combustion engine comprising deactivatable cylinders |
| 11/03/2004 | EP1472438A1 Switch element for valve actuation in an internal combustion engine |
| 11/03/2004 | EP1208292B1 Internal combustion engine |
| 11/03/2004 | EP0963508B1 Adjustment mechanism for valves |
| 11/03/2004 | CN2653133Y Bimetal swing arm shaft rack of engine |
| 11/03/2004 | CN1543533A Rotary actuator device for controlling the stroke of a gas-shuttle poppet valve in the cylinder head of an internal combustion engine |
| 11/03/2004 | CN1542262A 改进型内燃发动机 Improved internal combustion engine |
| 11/03/2004 | CN1542261A 凸轮轴结构 Camshaft structure |
| 11/03/2004 | CN1174162C Valve operating gear with ventilating system in engine |
| 11/02/2004 | US6811143 Valve spring assembly and installation method |
| 11/02/2004 | US6810846 Flow path structure of hollow tube |
| 11/02/2004 | US6810845 Lubrication system using valves to meet various engine oil pressure requirements |
| 11/02/2004 | US6810844 Method for 3-step variable valve actuation |
| 11/02/2004 | US6810843 Control method for achieving expected VCT actuation rate using set point rate limiter |
| 11/02/2004 | US6810842 Oil control valve and installing method thereof |
| 11/02/2004 | US6810840 Internal combustion engine and method for the operation thereof |
| 10/28/2004 | WO2004092551A1 Combustion engine |
| 10/28/2004 | WO2004092550A1 Valve gear and method for opening and closing a passage |