| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 10/10/2002 | DE10116143A1 Brake for internal combustion engine has second camshaft with brake cam for each cylinder |
| 10/10/2002 | DE10105253C1 Hydraulic coupling element, used in internal combustion engine, comprises a piston having one surface larger than a further surface |
| 10/09/2002 | EP1247971A2 Control system and method for an internal combustion engine |
| 10/09/2002 | EP1247956A2 Direct injected internal combustion engine and method of operating |
| 10/09/2002 | EP1247951A2 Multi-cylinder engine |
| 10/09/2002 | EP1247946A2 Valve drive |
| 10/09/2002 | EP1247945A2 Internal combustion engine |
| 10/09/2002 | EP1247005A1 Shaft provided as a machine part with integrated conduits |
| 10/09/2002 | CN2515425Y Strengthened swinging bean and servo element assembly |
| 10/09/2002 | CN1092281C Valve operating system in IC engine |
| 10/08/2002 | US6460499 Hydraulic lifter assembly |
| 10/08/2002 | US6460498 Rocker arm |
| 10/08/2002 | US6460497 Hodgson piston type engine |
| 10/08/2002 | US6460496 Valve timing control device |
| 10/08/2002 | US6460495 Switchable support element |
| 10/08/2002 | US6460337 Combustion engine |
| 10/03/2002 | US20020141846 Reduced shank external flow passage bolt with integral pilot |
| 10/03/2002 | US20020139349 Internal combustion engine having multiple intake valves, one valve adapted for higher speed |
| 10/03/2002 | US20020139346 Control system and method for an internal combustion engine |
| 10/03/2002 | US20020139343 Cam shaft positioning structure of engine |
| 10/03/2002 | US20020139337 Rocker arm assembly |
| 10/03/2002 | US20020139336 Overhead camshaft type valve train for internal combustion engine |
| 10/03/2002 | US20020139335 Springless poppet valve system |
| 10/03/2002 | US20020139334 Valve timing regulation device |
| 10/03/2002 | US20020139333 Apparatus for controlling valve timing of engine |
| 10/03/2002 | US20020139332 Variable valve timing apparatus |
| 10/03/2002 | US20020139331 Variable valve-timing engine |
| 10/03/2002 | US20020139330 Valve timing control device |
| 10/03/2002 | US20020139329 Apparatus and method for controlling variable valve operating mechanism |
| 10/03/2002 | US20020139328 High-low speed range switching type valve mechanism for internal combustion engine |
| 10/02/2002 | EP1245808A2 A torque based cam timing control method and system |
| 10/02/2002 | EP1245799A2 Internal-combustion engine with variable-operation valves and auxiliary hydraulic tappet |
| 10/02/2002 | EP1245797A2 Desmodromic valve drive |
| 10/02/2002 | EP1068034B1 Method of and apparatus for producing an assembled rotatable shaft arrangement |
| 10/02/2002 | DE10214097A1 Vorrichtung zum Steuern der Ventilzeitabstimmung eines Verbrennungsmotors An apparatus for controlling valve timing of an internal combustion engine |
| 10/02/2002 | DE10213554A1 Solenoidventil Solenoid valve |
| 10/02/2002 | DE10116300A1 Einrichtung zum Betätigen der Gaswechselventile eines Verbrennungsmotors und Verfahren zur Handhabung dieser Einrichtung Means for actuating the gas exchange valves of an internal combustion engine and method for handling this apparatus |
| 10/02/2002 | CN1091670C Process for manufacturing phased sprocket assemblies by capacitor discharge welding |
| 10/01/2002 | US6457448 Device for varying the control times of gas exchange valves of an internal combustion engine |
| 10/01/2002 | US6457447 Valve timing adjusting device |
| 10/01/2002 | US6457446 Phase control mechanism |
| 10/01/2002 | US6457445 Valve lift control device |
| 09/26/2002 | WO2002075121A1 Desmodromic valve actuation system |
| 09/26/2002 | WO2002061240A3 Hydraulic control device |
| 09/26/2002 | US20020137583 Chain drive, especially a camshaft/camshaft drive for a motor vehicle |
| 09/26/2002 | US20020134603 Snowmobile |
| 09/26/2002 | US20020134444 Solenoid valve |
| 09/26/2002 | US20020134338 Switchable tappet for the direct transmission of a cam lift to a tappet push rod |
| 09/26/2002 | US20020134337 Camshaft supporting structure for four-stroke cycle engine |
| 09/26/2002 | US20020134336 Chain drive for driving two parallel shafts located close to each other |
| 09/26/2002 | US20020134335 Control of an electromagnetic steering valve of a camshaft phaser |
| 09/26/2002 | US20020134334 Apparatus and method for controlling valve timing of engine |
| 09/26/2002 | US20020134333 Variable valve timing engine |
| 09/26/2002 | US20020134330 Internal-combustion engine with variable-operation valves and auxiliary hydraulic tappet |
| 09/26/2002 | US20020134329 Variable fulcrum rocker arm |
| 09/26/2002 | US20020134081 Direct-injection engine with turbocharger and method of controlling the same |
| 09/26/2002 | US20020134076 Two stroke engine with spring driven plunger |
| 09/26/2002 | DE10212160A1 Control system for internal combustion engine derives operating parameter for engine control object from fresh air ratio correction value based on detected, reference inlet pipe pressures |
| 09/26/2002 | DE10156055A1 Ventileinstellsteuervorrichtung Ventileinstellsteuervorrichtung |
| 09/26/2002 | DE10114073A1 Valve tappet for IC engines ha base with aperture in outside for lubricant, for permanent lubricant film between control cam and tappet base |
| 09/26/2002 | DE10113814A1 Rocker arm for valve gear mechanism of IC engine has U-shaped metal sheet guide on end nearest valve stem |
| 09/26/2002 | DE10113095A1 Valve timing adjusting device for IC engines in motor vehicles has pivoted cams on camshaft and associated valves with pneumatic valve springs |
| 09/26/2002 | DE10112206A1 Vorrichtung zur relativen Drehwinkelverstellung einer Nockenwelle einer Brennkraftmaschine zu einem Antriebsrad Device for the relative rotational angle adjustment of a camshaft of an internal combustion engine to a drive wheel |
| 09/26/2002 | CA2479292A1 Desmodromic valve actuation system |
| 09/25/2002 | EP1243779A2 Direct-injection engine with turbocharger and method of controlling the same |
| 09/25/2002 | EP1243765A1 Internal combustion engine with variable valve lift |
| 09/25/2002 | EP1243764A2 Internal combustion engine with an hydraulic system for the variable driving of valves and a double-piston tappet |
| 09/25/2002 | EP1243760A2 Internal combustion engine |
| 09/25/2002 | EP1242735A1 Method and apparatus for hydraulic clip and reset of engine brake systems utilizing lost motion |
| 09/25/2002 | EP1242726A1 Internal combustion engines |
| 09/25/2002 | EP1242721A1 Internal combustion engine with valve control |
| 09/25/2002 | EP1242720A1 Four-stroke internal combustion engine with variable cam timing |
| 09/25/2002 | EP1073830B1 Camshaft adjuster for internal combustion engines |
| 09/25/2002 | CN2512912Y Multiple air valve air charging mechanism |
| 09/24/2002 | US6453892 Constrained layer damped steel baffle |
| 09/24/2002 | US6453871 Apparatus for and method of controlling internal combustion engine |
| 09/24/2002 | US6453861 Valve gear of internal combustion engine |
| 09/24/2002 | US6453860 Valve timing control device |
| 09/24/2002 | US6453859 Multi-mode control system for variable camshaft timing devices |
| 09/24/2002 | US6453858 Device for varying valve timing of gas exchange valves of internal combustion engines, particularly a hydraulic camshaft adjusting device of a rotary piston type |
| 09/24/2002 | US6453857 Control device for controlling an internal combustion engine with a variably controlled valve stroke |
| 09/24/2002 | CA2301298C Drive train for overhead cam engine |
| 09/19/2002 | WO2002073008A1 Device for adjusting the angle of rotation of a camshaft of an internal combustion engine with regard to a drive gear |
| 09/19/2002 | WO2002072306A1 Method for assembling a camshaft |
| 09/19/2002 | US20020129796 Fuel injection control apparatus of engine |
| 09/19/2002 | US20020129782 Over-head cam type V-type engine |
| 09/19/2002 | US20020129781 Valve timing control device |
| 09/19/2002 | US20020129780 Intake system of internal combustion engine |
| 09/19/2002 | US20020129779 Variable valve drive system for an internal combustion engine |
| 09/19/2002 | DE10203634A1 Ventilzeiteneinstellsystem eines Verbrennungsmotors Ventilzeiteneinstellsystem an internal combustion engine |
| 09/19/2002 | DE10150123A1 Ventilsteuerungskontrollvorrichtung Valve timing control device |
| 09/19/2002 | DE10150119A1 Ventilsteuerungsvorrichtung Valve control device |
| 09/19/2002 | DE10147670A1 Ventileinstellungs-Steuersystem für einen Verbrennungsmotor A valve timing control system for an internal combustion engine |
| 09/19/2002 | DE10112980A1 Valve gear for internal combustion engine has support element as rod extending by end furthest from cam directly into recess in engine, and outside engine is encompassed by compression spring acting on stop in contact with cam follower |
| 09/18/2002 | EP1241345A2 Intake system of internal combustion engine |
| 09/18/2002 | EP1240419A1 Volumetric efficiency compensation for dual independent continuously variable cam phasing |
| 09/18/2002 | EP0995015B1 Device for operating a gas shuttle valve by means of an electromagnetic actuator |
| 09/17/2002 | US6450144 Method and apparatus for hydraulic clip and reset of engine brake systems utilizing lost motion |
| 09/17/2002 | US6450143 Heavy-duty valve stem seal assembly |
| 09/17/2002 | US6450139 Valve timing control system for internal combustion engine |