| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 05/06/2004 | DE10344816A1 Control system of valve open/close timing control apparatus of engine, ejects hydraulic fluid into spark-advance and slow-turn chambers, after setting into intermediate phase using relative rotation phase control mechanism |
| 05/06/2004 | DE10341885A1 Ventilkipphebel Rocker |
| 05/06/2004 | DE10249561A1 Schlepphebel eines Ventiltriebs einer Brennkraftmaschine Drag lever of a valve train of an internal combustion engine |
| 05/06/2004 | DE10249560A1 Schlepphebel eines Ventiltriebs einer Brennkraftmaschine Drag lever of a valve train of an internal combustion engine |
| 05/06/2004 | DE10222757B4 Zylinderkurbelgehäuse einer Brennkraftmaschine Cylinder crankcase of an internal combustion engine |
| 05/05/2004 | CN1493775A 四冲程发动机 Four-stroke engine |
| 05/05/2004 | CN1493772A Roller element and its mfg. method |
| 05/04/2004 | US6729304 Fuel injection control system, fuel injection control method, and engine control unit, for internal combustion engine |
| 05/04/2004 | US6729288 Lash adjuster for use in valve gear |
| 05/04/2004 | US6729285 Lever-type cam follower made of sheet metal |
| 05/04/2004 | US6729284 Internal combustion engine with variable cam timing oil filter with restrictor arrangement |
| 05/04/2004 | US6729283 Externally mounted vacuum controlled actuator with position sensor control means to reduce functional and magnetic hysteresis |
| 05/04/2004 | US6729282 Variable valve lift device |
| 05/04/2004 | US6729280 Reference position learning apparatus and method of a variable valve-timing controlling system |
| 04/29/2004 | WO2004035998A1 Electrically driven camshaft adjuster |
| 04/29/2004 | WO2004035997A1 Electrically driven camshaft adjuster |
| 04/29/2004 | WO2004035996A1 Displacing device |
| 04/29/2004 | WO2004035995A1 Adjusting device |
| 04/29/2004 | US20040079310 Full-type rolling bearing and roller cam follower for engine |
| 04/29/2004 | US20040079309 Valve timing adjusting apparatus |
| 04/29/2004 | US20040079307 Apparatus for purging and excluding air from a hydraulic manifold assembly for variable deactivation of engine valves |
| 04/29/2004 | US20040079187 Lubricated camshaft |
| 04/29/2004 | DE29924612U1 Method for temporary locking of crankshaft in IC engines with detachable connection of part segment of timing sprocket to end face of engine |
| 04/29/2004 | DE20220138U1 Ventiltrieb mit Nocken zur variablen Betätigung von Ventilen für Verbrennungsmotoren Valve train with cams for variable actuation of valves for internal combustion engines |
| 04/29/2004 | DE19858722B4 Untersuchen der Phasenwinkelabweichung einer Nockenwelle Examining the phase angle deviation of a camshaft |
| 04/29/2004 | DE10248355A1 Nockenwellenversteller mit elektrischem Antrieb Camshaft adjuster with electric drive |
| 04/29/2004 | DE10248351A1 Elektrisch angetriebener Nockenwellenversteller Electrically driven camshaft adjuster |
| 04/29/2004 | DE10247949A1 Schaltbares Abstützelement für einen Ventiltrieb einer Brennkraftmaschine Switchable support for a valve train of an internal combustion engine |
| 04/29/2004 | DE10246838A1 Verriegelungseinrichtung für einen Nockenwellenversteller Locking device for a camshaft adjuster |
| 04/28/2004 | EP1413716A2 Control apparatus and method for valve actuating system of internal combustion engine |
| 04/28/2004 | EP1412621A1 Variable valve-stroke controller |
| 04/28/2004 | EP1412619A1 Desmodromic valve gear |
| 04/28/2004 | CN1492138A Four stroke direct jet engine |
| 04/27/2004 | US6725958 Snowmobile |
| 04/27/2004 | US6725821 Apparatus and method for starting an engine |
| 04/27/2004 | US6725820 Valve-operating mechanism in engine |
| 04/27/2004 | US6725819 Rocker lever ball socket retainer |
| 04/27/2004 | US6725818 Variable camshaft assembly |
| 04/27/2004 | US6725817 Variable phase drive mechanism |
| 04/22/2004 | WO2004033942A2 Maintaining controlled orientation of a roller lifter follower used in conjunction with a variable phased valve lifter |
| 04/22/2004 | WO2004033883A1 Narrow-angle v-type engine |
| 04/22/2004 | WO2004033868A2 Electromagnetic valve system |
| 04/22/2004 | WO2004033862A1 Cylinder operation control apparatus for internal combustion engine |
| 04/22/2004 | WO2004033860A1 Locking device for a camshaft adjuster |
| 04/22/2004 | WO2004015246A9 Improvements in or relating to internal combustion engines |
| 04/22/2004 | US20040074469 Method and apparatus to estimate oil aeration in an engine |
| 04/22/2004 | US20040074467 Sliding structure for automotive engine |
| 04/22/2004 | US20040074463 Metering socket |
| 04/22/2004 | US20040074462 Lash adjuster body |
| 04/22/2004 | US20040074461 Leakdown plunger |
| 04/22/2004 | US20040074460 Valve lifter body |
| 04/22/2004 | US20040074459 Compact two-step rocker arm assembly |
| 04/22/2004 | US20040074458 Valve timing control device |
| 04/22/2004 | DE19841484B4 Variable Ventilhubvorrichtung Variable valve |
| 04/22/2004 | DE10339669A1 Control apparatus for regulating opening and closing timing of intake/exhaust valve of engine, has torsion spring twisted to predetermined angle and arranged such that friction contact with housing and rotor is not caused |
| 04/22/2004 | DE10296363T5 Kombination eines Verbrennungskraftmotors mit einer direkt von der Nockenwelle getriebenen Kühlmittelpumpe Combination of an internal combustion engine having a directly driven by the camshaft coolant pump |
| 04/22/2004 | DE10259152A1 Radial double crankshaft or camshaft bearing for engine has both contact surfaces made to special shape |
| 04/22/2004 | DE10247516A1 Device for controlling combustion engine cylinder shut-down has memory recording gas exchange valve movement time variation, data processing unit combining valves into groups for common activation |
| 04/22/2004 | DE10247419A1 Chain wrap transmission, e.g. for engine camshaft, has tensioning device also service as guide of guidance device |
| 04/22/2004 | DE10247327A1 Engine oil circuit for internal combustion engine with variable camshaft control, has first oil branch to variable camshaft controller before at least one further oil branch viewed in pumping direction |
| 04/22/2004 | DE10247204A1 Adjusting system for car seat and back comprises drive shaft, on which two disks are mounted eccentrically, first flange having internal toothing which rests on disks and cooperates with teeth second flange |
| 04/22/2004 | DE10247121A1 Valve rocker for transferring movement in the cinematic chain between a valve drive and a valve in a combustion engine housing has a heat expansion coefficient corresponding to that of the combustion engine housing in which it is located |
| 04/21/2004 | EP1411214A2 Disconnectable supporting element for valve drive in an internal combustion engine |
| 04/21/2004 | EP1411213A1 Internal combustion engine valve control apparatus |
| 04/21/2004 | EP1411211A1 Valve system for a motor vehicle |
| 04/21/2004 | EP1411145A1 Sliding structure for automotive engine |
| 04/21/2004 | EP1411142A1 Full-type rolling bearing and roller cam follower for engine |
| 04/21/2004 | EP1409891A1 Cams with receiving openings for a shaft and method for producing a camshaft with said cams |
| 04/21/2004 | EP1409852A1 Valve control apparatus |
| 04/21/2004 | EP1409851A1 Variable lost motion valve actuator and method |
| 04/21/2004 | EP1336031B1 Device for adjusting the rotation angle of the camshaft of an internal combustion engine in relation to a drive wheel |
| 04/21/2004 | CN1490498A Machine oil outlet structure for engine |
| 04/20/2004 | US6725175 Apparatus and method for diagnosing sliding mode control system |
| 04/20/2004 | US6722331 Valve clearance adjustment mechanism |
| 04/20/2004 | US6722330 Retention bolt for a cam phaser |
| 04/20/2004 | US6722329 Locking pin mechanism for a camshaft phaser |
| 04/20/2004 | US6722328 Control method for dual dependent variable CAM timing system |
| 04/20/2004 | US6722327 Device and method for changing the relative rotational angle of a camshaft |
| 04/20/2004 | US6722326 Variable lift cylinder valve system for internal combustion engine |
| 04/20/2004 | US6722325 Variable valve control apparatus for engine and method thereof |
| 04/20/2004 | US6722323 V-type engine for vehicle |
| 04/20/2004 | US6722221 Adjustable cam shaft sprocket |
| 04/15/2004 | WO2004031540A1 Switching element for a valve gear of an internal combustion engine |
| 04/15/2004 | WO2004031429A1 High-precision sintered cam lobe material |
| 04/15/2004 | US20040069260 Oil passage structure for engine |
| 04/15/2004 | US20040069259 Variable lift cylinder valve system for internal combustion engine |
| 04/15/2004 | US20040069258 Cam cover gasket |
| 04/15/2004 | US20040069256 Variable timing device for reciprocating engines, engines comprising same and distribution and turbocharging method |
| 04/15/2004 | US20040069250 Watercraft having a four stroke engine with a supercharger |
| 04/15/2004 | US20040069054 Valve gear control device of internal combustion engine |
| 04/15/2004 | DE10342457A1 Motorventilbetätiger Motorventilbetätiger |
| 04/15/2004 | DE10341719A1 Inertia-controlled piston valve for four-stroke engine has valve forming working surface of piston, allowing fresh air from crankcase to go towards working cavity |
| 04/15/2004 | DE10339668A1 Valve-timing control apparatus for controlling opening/closing time of intake/exhaust valve of internal combustion engine, has vane inserted from bottom portion of vane groove, and abutted with vane groove |
| 04/15/2004 | CA2497149A1 Switching element for a valve gear of an internal combustion engine |
| 04/14/2004 | EP1408222A1 Spark-ignition engine controller |
| 04/14/2004 | EP1408203A2 A cam cover gasket |
| 04/14/2004 | EP1407122A1 Connectable bucket tappet |
| 04/14/2004 | EP1407121A1 Variable valve gear |
| 04/14/2004 | CN1489668A Controller of internal combustion engine |
| 04/14/2004 | CN1488846A Narrow-angle v-shape engine |