| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 08/05/2008 | US7406942 Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine |
| 08/05/2008 | US7406937 Method for operating an internal combustion engine |
| 08/05/2008 | US7406935 Variable valve timing control apparatus of internal combustion engine |
| 08/05/2008 | US7406934 Valve timing controller with separating member |
| 08/05/2008 | US7406933 Variable valve timing apparatus with reduced power consumption and control method thereof |
| 08/05/2008 | US7406932 Lift-variable valve-operating system for internal combustion engine |
| 08/05/2008 | US7406931 Control apparatus for internal combustion engine |
| 07/31/2008 | WO2008091302A1 Engine braking device with rocker arm and engine using same |
| 07/31/2008 | WO2008089876A1 Device for the combined locking and rotation angle limitation of a camshaft adjuster |
| 07/31/2008 | WO2008089864A1 Adjusting device for axial adjustment of a camshaft by means of an adjusting actuator |
| 07/31/2008 | WO2008089863A1 Valve gear comprising three-dimensional cams with improved compensation of the valve stroke |
| 07/31/2008 | US20080178836 Method of operating an internal combustion engine |
| 07/31/2008 | US20080178829 Cylinder head for an overhead-cam internal combustion engine, engine incorporating same, and vehicle incorporating the engine |
| 07/31/2008 | US20080178462 Method for feeding hydroforming presses, and device for carrying out the method |
| 07/31/2008 | DE202008005292U1 Kunststoff Ventilbetätigungsvorrichtung eines angetriebenen Körpers mit Nocke mit Metalllauffläche Plastic valve actuator driven body with a cam with metal tread |
| 07/31/2008 | DE19628860B4 Elektromagnetische Betätigungsvorrichtung für ein Brennkraftmaschinen-Hubventil Electromagnetic actuator for an internal-combustion engine lift valve |
| 07/31/2008 | DE102008000083A1 Ventilzeitsteuergerät Valve timing control device |
| 07/31/2008 | DE102007004197A1 Relative angle position adjusting system for internal-combustion engine, has control slide locked at pressure chambers in end position of supply pipes and longitudinal channels, where end position correlates with released spring |
| 07/31/2008 | DE102007004196A1 Device for cam shaft adjustment of internal-combustion engine, has rotatable connected interior rotor with cam shaft, which is rotatable adjustable relative to drive connection fixed external rotor with crankshaft |
| 07/31/2008 | DE102007004184A1 Kombinierte Verriegelungs- und Drehwinkelbegrenzungseinrichtung eines Nockenwellenverstellers Combined locking and rotational angle limiting device of a camshaft adjuster |
| 07/31/2008 | DE102007003997A1 Verstellvorrichtung zur axialen Verstellung einer Nockenwelle mittels eines Verstellaktuators Adjusting device for axial adjustment of a camshaft by a Verstellaktuators |
| 07/31/2008 | DE102007003969A1 Cam valve drive, particularly for internal-combustion engine, has tap rollers arranged in roller recess, which allows separate tilting of tap rollers in support body arranged in another rocker axis |
| 07/31/2008 | DE102007003966A1 Raumnockentrieb mit einem verbesserten Ausgleich des Ventilhubes Room cam engine with an improved balance of the valve |
| 07/31/2008 | DE102007003858A1 Adjuster for adjusting cam shaft, has guideway including extension direction with inclination, which changes with change of axial position along axis, such that adjustment information of cam shaft is taken from geometrical formation |
| 07/30/2008 | EP1948911A1 Device for varying the relative angular position of a camshaft with respect to a crankshaft of an internal combustion engine |
| 07/30/2008 | EP1948910A1 Valve gear of an internal combustion engine |
| 07/30/2008 | EP1828555B1 Two-stroke large diesel engine |
| 07/30/2008 | CN201092029Y Engine air valve pad replacing apparatus |
| 07/30/2008 | CN100406699C Variable valve timing control device of internal combustion engine |
| 07/30/2008 | CN100406692C Cam mechanism attached with pressure relief unit |
| 07/30/2008 | CN100406688C Actuator having driving cam and valve lift controller employing the same |
| 07/30/2008 | CN100406686C Valve timing adjusting device |
| 07/29/2008 | US7404389 Direct injection internal combustion engine |
| 07/29/2008 | US7404386 Multi-step valve actuation system |
| 07/29/2008 | US7404385 Lift-variable valve-operating system for internal combustion engine |
| 07/29/2008 | US7404384 Variable valve device for internal combustion engine |
| 07/29/2008 | US7404383 Valve train with cam switching for the gas exchange valves of a four-cycle internal combustion engine |
| 07/29/2008 | US7404382 Variable engine valve control system with pressure difference |
| 07/29/2008 | CA2501817C Cylinder operation control apparatus for internal combustion engine |
| 07/24/2008 | WO2008087539A2 Hydraulic actuator control device and hydraulic actuator control method |
| 07/24/2008 | WO2008086913A1 Switchable support element for a valve drive of an internal combustion engine |
| 07/24/2008 | WO2008070066A3 Control structure for electro-mechanical camshaft phase shifting device |
| 07/24/2008 | US20080173269 Friction spring for leak detection poppet |
| 07/24/2008 | US20080173268 Hydraulic-pressure actuated locking mechanism and method |
| 07/24/2008 | US20080173267 Valve timing control apparatus |
| 07/24/2008 | US20080173266 Variable valve drive system for engine |
| 07/24/2008 | US20080173265 Increased HCCI Operation Window |
| 07/24/2008 | US20080173263 Valve train for internal combustion engine |
| 07/24/2008 | US20080173128 Shaft with Functional Bodies Such as Camshafts for Internal Combustion Engines, Method of Producing Them and Engines Equipped Therewith |
| 07/24/2008 | US20080173010 System and method for inhibiting uncontrolled regeneration of a particulate filter for an internal combustion engine |
| 07/24/2008 | DE202008005796U1 Vorrichtung zur Betätigung mehrerer Gaswechselventile A device for operating a plurality of gas exchange valves |
| 07/24/2008 | DE102007002802A1 Valve train changing method for internal combustion engine, involves shifting cam carrier between axial position, which is assigned to two stroke operation, and another axial position, which is assigned to four-stroke operation |
| 07/24/2008 | DE102007002788A1 Partially variable valve drive for lifting cylinder-type internal-combustion engine, has cams driving swing arm and changeable by cam shaft-axial shifting of cams, where swing arm stays in contact with one cam by sliding surface |
| 07/24/2008 | DE102007002787A1 Schaltbares Abstützelement für einen Ventiltrieb einer Brennkraftmaschine Switchable support for a valve train of an internal combustion engine |
| 07/23/2008 | EP1947301A2 Variable valve lift device for the lift adjustment of gas-exchange valves of an internal combustion engine |
| 07/23/2008 | EP1945918A1 Camshaft assembly |
| 07/23/2008 | EP1945917A1 Control valve for a device for variably adjusting the control times of gas exchange valves of an internal combustion engine |
| 07/23/2008 | EP1945916A1 Sealed lash adjuster and method for adjusting amount of liquid sealed in sealed lash adjuster |
| 07/23/2008 | EP1945915A1 Crowning profile |
| 07/23/2008 | EP1636466B1 Internal combustion engine |
| 07/23/2008 | EP1552129A4 Cross-flow cylinder head |
| 07/23/2008 | EP1187969B1 Rotary valve assembly and method |
| 07/23/2008 | CN201090261Y Bearing support of cam shaft |
| 07/23/2008 | CN201090258Y Motorcycle engine valve backlash adjustment structure |
| 07/23/2008 | CN201090257Y Double-rocker type valve lift-range non-stage regulating mechanism |
| 07/23/2008 | CN201090256Y Distribution transmission structure of four-spiracula air-blast-cooling small motorcycle engine |
| 07/23/2008 | CN201090255Y Modified engine rocker cover |
| 07/23/2008 | CN201090254Y Mechanical type engine |
| 07/23/2008 | CN201090253Y Distribution transmission mechanism of motorcycle engine |
| 07/23/2008 | CN101228380A Electromagnetic actuating unit |
| 07/23/2008 | CN101228338A Variable valve apparatus of internal combustion engine |
| 07/23/2008 | CN101228336A Electro-hydraulic engine valve actuation |
| 07/23/2008 | CN101225757A Active valve mechanism of internal combustion engine |
| 07/23/2008 | CN100404825C Variable valve operating control apparatus for internal combustion engine and control method thereof |
| 07/23/2008 | CN100404803C Collapsible and variable valve actuation mechanisms |
| 07/23/2008 | CN100404802C Device for the variable actuation of gas exchange valves of internal combustion engines and method for operating said device |
| 07/23/2008 | CN100404801C Variable valve timing controller |
| 07/22/2008 | US7401584 Adjustable engine |
| 07/22/2008 | US7401583 Adjustable valve timing system |
| 07/22/2008 | US7401582 Camshaft phaser having designated contact vane |
| 07/22/2008 | US7401581 Variable valve apparatus for internal combustion engine |
| 07/22/2008 | US7401579 Valve timing control device |
| 07/22/2008 | CA2508352C Active tensioner |
| 07/17/2008 | WO2008011619A3 Fully variable mechanical engine valve train |
| 07/17/2008 | WO2008010900A3 Variable valve actuation and engine braking |
| 07/17/2008 | US20080172165 Control system for internal combustion engine |
| 07/17/2008 | US20080172160 Method to measure VCT phase by tracking the absolute angular positions of the camshaft and the crankshaft |
| 07/17/2008 | US20080170816 Rolling Bearing, Cam Shaft Assembly and Cam Shaft Supporting Apparatus |
| 07/17/2008 | US20080168959 Engine starting control apparatus |
| 07/17/2008 | US20080168958 Internal Combustion Engine With Continuous Variable Valve Lift System |
| 07/17/2008 | DE102006058690A1 Adjustment device i.e. actuating pin, for cam switching system of internal-combustion engine, has holding device in effective connection with control element and including control spring, whose force is directed toward control element |
| 07/16/2008 | EP1943412A1 Camshaft adjuster with a locking system |
| 07/16/2008 | EP1943411A1 Engine with intake valves operated by camshaft |
| 07/16/2008 | CN101223346A Engine control apparatus and method |
| 07/16/2008 | CN101223339A Valve drive for an internal combustion engine |
| 07/16/2008 | CN101223338A Variable valve system for internal combustion engine |
| 07/16/2008 | CN101220774A Intake air amount control device of internal combustion engine and control device |
| 07/16/2008 | CN101220771A Semi-free piston linear generator set |
| 07/16/2008 | CN101220758A VVT gear transmission mechanism of vehicle engine |
| 07/15/2008 | US7398772 Control apparatus for multi-cylinder internal combustion engine and control method |