| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 06/04/2008 | CN101191430A Internal combustion engine provided with a valve opening variation system and vehicle equipped with such engine |
| 06/04/2008 | CN101191429A Decompression braking device in endothermic engines |
| 06/04/2008 | CN101191428A Fluid pressure operated piston engine apparatus and method |
| 06/04/2008 | CN100392211C Rocker arm assembly for valve control system in internal-combustion engine |
| 06/03/2008 | US7383117 Method for optimizing a valve-lift changeover on spark-ignition engines |
| 06/03/2008 | US7380535 Method and device for operating an internal combustion engine having multiple cylinders |
| 06/03/2008 | US7380531 Variable valve drive for changing the control timing of cam-actuated gas-exchange valves |
| 06/03/2008 | US7380530 Camshaft adjuster with a superposition drive |
| 06/03/2008 | US7380529 Method for adjusting an angle of rotation, and phase displacement device for carrying out said method |
| 06/01/2008 | CA2569781A1 Valve lifting arrangement |
| 05/29/2008 | WO2008061382A1 Cam shaft assembly |
| 05/29/2008 | US20080121477 Decompression braking device in endothermic engines |
| 05/29/2008 | US20080121198 Stepless variable valve timing system |
| 05/29/2008 | US20080121197 Variable mechanical valve control for an internal combustion engine |
| 05/29/2008 | DE112006001678T5 Variables Ventilgerät Variable valve device |
| 05/29/2008 | DE102007053984A1 Hydraulic cam follower, for operating internal combustion motor valves, has guides in the housing for axial pistons with fluid high pressure and supply zones |
| 05/29/2008 | DE102007053933A1 Hydraulic cam follower for impinging gas exchange valves of a valve drive of a combustion engine comprises an outer part with a base not in direct contact with a cam running surface and a head with hollow cylindrical guides |
| 05/29/2008 | DE102006055821A1 Cam shaft for use in internal-combustion engine, has shaft section whose axial angular impulse increases towards ends of shaft section in one partial section and decreases in other partial section that is attached to former partial section |
| 05/29/2008 | DE102006055645A1 Traction mechanism drive for e.g. driving cam shaft, has traction mechanism in contact with drive wheels and guiding units which are not connected with shafts, where wheels are arranged to be axially displaced with respect to each other |
| 05/28/2008 | EP1925787A2 Electric valve-driving system and -apparatus of internal combustion engine |
| 05/28/2008 | EP1924759A1 Control valve for a device for changing the control times of an internal combustion engine |
| 05/28/2008 | EP1725744B1 Switching finger follower assembly |
| 05/28/2008 | EP1421262B1 Valve mechanism comprising a variable cross-section of a valve opening |
| 05/28/2008 | CN201065793Y Body and cylinder lid integrated novel engine |
| 05/28/2008 | CN201065775Y Four-stroke single cylinder chain jogger optimized combination motorcycle gasoline engine |
| 05/28/2008 | CN201065774Y Motor engine gas distribution and noise-reduction device |
| 05/28/2008 | CN101189413A Variable valve apparatus |
| 05/28/2008 | CN101187318A Hydraulic valve lash adjuster with idle stroke function for a valve train of an internal combustion engine |
| 05/28/2008 | CN100390390C Controlling device of car |
| 05/28/2008 | CN100390379C Cylinder operation control apparatus for internal combustion engine |
| 05/27/2008 | US7377988 positioning bearings shaft in bores of housings, to achieve force locking and engagement; induction hardening surfaces comprising dispersed carbides in a matrix of martensite or austenitic steels |
| 05/27/2008 | US7377273 Air-fuel ratio control apparatus for internal combustion engine |
| 05/27/2008 | US7377249 Outward-opening gas-exchange valve system for an internal combustion engine |
| 05/27/2008 | US7377247 Adjustable valve rocker lever of a valve timing gear of an internal combustion engine |
| 05/27/2008 | US7377245 Valve timing controller |
| 05/27/2008 | US7377244 Camshaft adjuster for an internal combustion engine and a method for operating a camshaft adjuster |
| 05/27/2008 | US7377243 Adjusting mechanism for a camshaft arrangement |
| 05/27/2008 | US7377242 Valve timing adjusting apparatus |
| 05/27/2008 | US7377241 Valve operating system for internal combustion engine |
| 05/27/2008 | US7377240 Method for operating an internal combustion engine |
| 05/27/2008 | US7377239 Method for operating an internal combustion engine, computer program product, computer program, and control and/or regulating device for an internal combustion engine |
| 05/22/2008 | WO2008058836A1 Stroke transmission component and method for producing it |
| 05/22/2008 | WO2008029242A3 Variable valve timing system and method for controlling the same |
| 05/22/2008 | WO2008026055A3 Cylinder head |
| 05/22/2008 | US20080115769 Reciprocating Machines |
| 05/22/2008 | US20080115762 Apparatus And Method For Controlling Idle Speed Of Internal Combustion Engine |
| 05/22/2008 | US20080115752 Engine valve lifter mechanism of internal combustion engine |
| 05/22/2008 | US20080115751 Camshaft Adjusting Device |
| 05/22/2008 | US20080115750 Combustion Engine Comprising A Control Cam |
| 05/21/2008 | EP1923554A1 Engine |
| 05/21/2008 | EP1923546A1 Valve drive device for engine |
| 05/21/2008 | EP1922473A1 Valve drive having a mechanical valve play position and method for the mounting thereof |
| 05/21/2008 | DE19962164B4 Öldurchtritt für einen Verbrennungsmotor Oil passage for an internal combustion engine |
| 05/21/2008 | DE102006062080A1 Vorrichtung zur kontinuierlich-variablen Ventilhub-Einstellung Apparatus for continuously-variable valve setting |
| 05/21/2008 | DE102006054406A1 Hubübertragungsbauteil und Verfahren zu dessen Herstellung Stroke-transmission component and process for its preparation |
| 05/21/2008 | CN201062540Y Air-cooled diesel engine |
| 05/21/2008 | CN101184908A Device for coupling vacuum pump and camshaft containing lubrication fluid supply device |
| 05/21/2008 | CN101182807A Continuous variable valve lift apparatus |
| 05/21/2008 | CN101182789A Car engine timing system |
| 05/21/2008 | CN101182788A Adaptive nox emissions control for engines with variable cam phasers |
| 05/20/2008 | US7373923 Variable event valvetrain operation during an engine start |
| 05/20/2008 | US7373907 Valve lifter guide |
| 05/15/2008 | WO2008056181A1 Valve mechanism for an engine |
| 05/15/2008 | WO2008055785A1 Cam follower for actuating a gas exchange valve of an internal combustion engine |
| 05/15/2008 | WO2008055784A1 Cam follower or rocker arm for actuating a gas exchange valve of an internal combustion engine |
| 05/15/2008 | WO2008037663A3 Switchable cam follower lever for the valve train of an internal combustion engine |
| 05/15/2008 | WO2008029241A3 Variable valve timing system and method for controlling the same |
| 05/15/2008 | WO2007121086A3 An internal combustion engine |
| 05/15/2008 | US20080113837 Tension or Guide Rail with an Installation Channel |
| 05/15/2008 | US20080110425 Cam mechanism having forced-valve-opening/closing cams and cam-profile setting method |
| 05/15/2008 | US20080110424 Variable valve lift apparatus |
| 05/15/2008 | DE102007049405A1 Assembly module for lifter control in engine, has oil inlet section of control valve inserted into opening, and oil passages connecting oil path of control valve and oil path of cylinder head with each other for fluid connection |
| 05/15/2008 | DE102006052821A1 Schlepphebel zur Betätigung eines Gaswechselventils einer Brennkraftmaschine Finger lever for actuating a gas exchange valve of an internal combustion engine |
| 05/15/2008 | DE102006052820A1 Schlepp- oder Kipphebel zur Betätigung eines Gaswechselventils einer Brennkraftmaschine Towing or rocker arms for actuating a gas exchange valve of an internal combustion engine |
| 05/14/2008 | CN201059208Y Novel timing gear chamber cover of single-cylinder diesel engine |
| 05/14/2008 | CN201059207Y Rocker shaft stand |
| 05/14/2008 | CN201059206Y Diesel engine rocker shaft |
| 05/14/2008 | CN101180459A Engine braking methods and apparatus |
| 05/14/2008 | CN101180454A Drag lever of a valve timing mechanism of an internal combustion engine |
| 05/14/2008 | CN101178033A Variable valve timing control device of internal combustion engine |
| 05/14/2008 | CN101178032A Variable valve timing control device of internal combustion engine |
| 05/14/2008 | CN101178031A Variable valve timing control device of internal combustion engine |
| 05/14/2008 | CN101178023A 三冲程发动机 Three-stroke engines |
| 05/14/2008 | CN100387817C Diagnostic system for internal combustion engine |
| 05/14/2008 | CN100387807C Valve timing adjusting device |
| 05/13/2008 | US7370618 Internal combustion engine with five valves per cylinder |
| 05/13/2008 | US7370617 Variable valve operating mechanism of four-stroke internal combustion engine |
| 05/13/2008 | US7370616 Method for transition between controlled auto-ignition and spark ignition modes in direct fuel injection engines |
| 05/08/2008 | WO2008055064A1 Tappet for an internal combustion engine |
| 05/08/2008 | WO2008052874A1 Valve train lever for a combustion engine |
| 05/08/2008 | WO2008052402A1 Four stroke overhead cam engine |
| 05/08/2008 | US20080105229 Tappet for an internal combustion engine |
| 05/08/2008 | US20080105228 Guide systems for variable valve controller |
| 05/08/2008 | US20080105227 Engine front structure |
| 05/08/2008 | US20080105079 Camshaft adjusting device |
| 05/08/2008 | US20080105078 Camshaft adjusting device |
| 05/08/2008 | DE4438618B4 Zylinderkopf für Hochleistungs-Verbrennungsmotor mit innerer Verbrennung A cylinder head for high-performance internal combustion engine with internal combustion |
| 05/08/2008 | DE19903492B4 Schaltbarer Tassenstößel, insbesondere für Gaswechselventile von Verbrennungskraftmaschinen Switchable bucket tappet, in particular for gas change valves of internal combustion engines |
| 05/08/2008 | DE102007050706A1 Kipphebelbaugruppe für radiale und axiale Lasten Rocker arm for radial and axial loads |
| 05/08/2008 | DE102006052484A1 Nockenwellentrieb mit einer geometrischen Laufrollenstabilisierung Camshaft drive with a geometric roller stabilization |