| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 05/23/2002 | DE10153923A1 Four-stroke combustion engine with direct and indirect injection |
| 05/23/2002 | DE10055770A1 Method for operation of a valve for a hydraulic adjustment unit |
| 05/23/2002 | DE10055334A1 Device for relative angle adjustment of cam-shaft of combustion machine to a drive wheel |
| 05/22/2002 | EP1207276A2 Valve system for engine |
| 05/22/2002 | EP1207275A2 Four-cycle engine |
| 05/22/2002 | EP1207274A2 Valve system for OHV-type four-cylinder internal combustion engine |
| 05/22/2002 | EP1206629A1 A valve drive in particular for combustion engines of motor vehicles |
| 05/22/2002 | EP1206628A1 Valve gear, in particular for combustion engines |
| 05/22/2002 | CN1350613A Valve device of engine |
| 05/22/2002 | CN1085289C Air distribution mechanism with distribution valve for IC engine |
| 05/21/2002 | US6390869 Four stroke engine with valve train arrangement |
| 05/21/2002 | US6390046 Valve train with a single camshaft |
| 05/21/2002 | US6390045 Variable valve timing apparatus |
| 05/21/2002 | US6390044 Apparatus and method for fail-safe control of sliding mode control system |
| 05/21/2002 | US6390043 Device for hydraulically adjusting the angle of rotation of a shaft in relation to a driving wheel |
| 05/21/2002 | US6390042 Self-sealing releasable and reusable plug |
| 05/16/2002 | WO2002038928A2 Camless engine with crankshaft position feedback |
| 05/16/2002 | US20020056442 Control apparatus for engine |
| 05/16/2002 | US20020056438 Camless engine with crankshaft position feedback |
| 05/16/2002 | US20020056430 Valve system for OHV-type four-cylinder internal combustion engine |
| 05/16/2002 | US20020056429 Valve system for engine |
| 05/16/2002 | US20020056428 Engine valve operation mechanism |
| 05/16/2002 | US20020056427 Cam timing system |
| 05/16/2002 | US20020056426 Valve operating control system for engine |
| 05/16/2002 | US20020056425 Valve operating control system in engine |
| 05/16/2002 | US20020056424 Reference position learning apparatus and method of a variable valve-timing controlling system |
| 05/16/2002 | US20020056421 Electromagnetic driving valve of internal combustion engine |
| 05/16/2002 | US20020056195 System for manufacturing built-up camshafts |
| 05/16/2002 | DE10055460A1 Charge exchange valve for piston engines has inner and outer tubular bodies with radial passages which coincide during relative coaxial rotation of same |
| 05/16/2002 | DE10054506A1 Inlet valve drive for motor vehicle four-stroke internal combustion engine has sliding connection for rocker formed by roller slide mounting for cam follower |
| 05/16/2002 | CA2360399A1 Valve system for ohv-type four-cylinder internal combustion engine |
| 05/15/2002 | EP1205643A1 Valve drive in an internal combustion engine |
| 05/15/2002 | EP1204812A1 Method for the production of an assembled camshaft and device for implementing said method |
| 05/15/2002 | CN1084834C Variable valve timing mechanism for internal combustion engine |
| 05/14/2002 | US6386184 Internal combustion engine comprising at least one cylinder and individual intake passages |
| 05/14/2002 | US6386167 Cam phaser cover assembly |
| 05/14/2002 | US6386166 Phase control piston for a cam phaser |
| 05/14/2002 | US6386165 Device for adjusting the phase position of a shaft |
| 05/14/2002 | US6386164 Valve timing control apparatus for internal combustion engine |
| 05/14/2002 | US6386163 Valve system for an engine |
| 05/14/2002 | US6386159 Valve timing system |
| 05/14/2002 | US6386158 Valve timing control apparatus for internal combustion engines |
| 05/14/2002 | US6386156 Transitions among operating modes in an engine with a hybrid valvetrain |
| 05/14/2002 | US6386155 Internal combustion engine variable valve characteristic control apparatus and three-dimensional cam |
| 05/10/2002 | WO2002037006A1 Stop valve drive device operated by electromagnetic actuator |
| 05/09/2002 | US20020053966 Electromagnetic actuator and valve-open-close mechanism |
| 05/09/2002 | US20020053336 Engine control system for constrolling in-cylinder fuel injection engine |
| 05/09/2002 | US20020053329 Valve operating system for internal combustion engines |
| 05/09/2002 | US20020053327 Electrically driven device for angular adjustment of a shaft relative to its drive |
| 05/09/2002 | US20020053326 Switchable support element |
| 05/09/2002 | US20020053255 Camshaft for the periodic actuation of movably stored elements and method for the production of such shaft |
| 05/08/2002 | DE10105807C1 Pivot lever for operation of internal combustion engine valve has mechanical valve play setting element using rotatable hollow cylinder with planar surfaces for operation of valve shaft |
| 05/08/2002 | DE10055014A1 Switchable support element for rocker arm of valve gear of IC engines has two anti-turning locks formed as single component fitted between housing and inner part |
| 05/08/2002 | DE10054798A1 Elektrisch angetriebene Vorrichtung zur Drehwinkelverstellung einer Welle gegenüber ihrem Antrieb Electrically driven device for angular adjustment of a shaft relative to its drive |
| 05/08/2002 | DE10054797A1 Procedure for rotational angle adjustment of camshaft relative to crankshaft utilizes planet gear which reacts to torque moments of crankshaft or camshaft with self-locking providing no rotational angle adjustment takes place |
| 05/08/2002 | DE10054623A1 Device for changeover of cam pack on camshaft to operate gas exchange valves has actuating element in form of pin movable radially outwards and in extended state interacting with slide tracks in guide section |
| 05/08/2002 | DE10054622A1 Valve operating element for reciprocating piston internal combustion engine has roller interacting with cam on camshaft and with inner bush which has slight tilting movement capability on bearing pin |
| 05/08/2002 | DE10052809A1 Device for altering valve gear timings of internal combustion engine driving and driven couplers each consisting of one plate pivot-mounted on first or second camshaft, and intermediate coupler formed by two parallel disposed plates |
| 05/08/2002 | DE10052801A1 Device for altering valve gear timings of internal combustion engine has driving, driven and interconnecting couplers each as two identically constructed and parallel disposed plates interconnected only by ends of camshafts |
| 05/08/2002 | CN2490320Y Cam follow-up apparatus for motorcycle engine |
| 05/08/2002 | CN1348053A Valve for internal combustion engine |
| 05/08/2002 | CN1084426C Operating lever for valve mechanism of internal combustion engine |
| 05/07/2002 | US6383103 Hydraulic tensioner |
| 05/07/2002 | US6382246 Valve position detector |
| 05/07/2002 | US6382178 In-cylinder injection type spark ignition internal combustion engine |
| 05/07/2002 | US6382175 Method for monitoring the operation of a piston-type internal-combustion engine with fully variable cylinder valves |
| 05/07/2002 | US6382173 Split body deactivation valve lifter |
| 05/07/2002 | US6382168 Component fitting structure |
| 05/07/2002 | US6382157 Valve timing control device |
| 05/07/2002 | US6382156 Valve timing control device |
| 05/07/2002 | US6382155 Variable valve timing with actuator locking for internal combustion engine |
| 05/07/2002 | US6382154 Device for changing the timing of intake and exhaust valves in an internal combustion engine |
| 05/07/2002 | US6382153 Partial internal guide for curved helical compression spring |
| 05/07/2002 | US6382149 Valve timing system for an internal combustion engine |
| 05/07/2002 | US6382148 Oil pressure control apparatus for an internal combustion engine |
| 05/02/2002 | WO2002035066A1 Variable duration valve timing camshaft |
| 05/02/2002 | WO2002035065A1 Variable duration camshaft |
| 05/02/2002 | US20020050272 Cylinder identifying system for internal combustion engine |
| 05/02/2002 | US20020050262 Valve spring set load changing device in a valve moving apparatus of an internal combustion engine |
| 05/02/2002 | US20020050258 Valve timing adjusting device |
| 05/02/2002 | US20020050257 Valve timing control system for internal combustion engine |
| 05/02/2002 | US20020050256 Valve timing controller for internal combustion engine |
| 05/02/2002 | US20020050255 Two cycle internal combustion engine |
| 05/02/2002 | EP1201887A1 Engine head cover structure |
| 05/02/2002 | EP1201886A1 A reference position learning apparatus and method of a variable valve-timing controlling system |
| 05/02/2002 | EP1201885A1 Valve operating control system in engine |
| 05/02/2002 | EP1201884A2 Valve operating control system for engine |
| 05/02/2002 | EP1201883A2 Mid cam engine |
| 05/02/2002 | EP1201882A1 Engine valve operation mechanism |
| 05/02/2002 | DE10147336A1 Variables Ventilzeitabstimmungssystem Variable valve timing system |
| 05/02/2002 | DE10052073A1 Procedure for adjusting commencement of delivery of injection pump element entails use of hydraulic tappet, and adjustment is effected without external control in dependence upon running condition parameter of engine |
| 05/02/2002 | DE10051977A1 Drive device for high pressure pump of fuel injection valve has transmission formed between toothed wheels on pump input shaft and on camshaft |
| 05/02/2002 | DE10051076A1 Verfahren zur Herstellung eines elektromagnetischen Aktuators A process for producing an electromagnetic actuator |
| 05/02/2002 | DE10050820A1 Lever-like cam follower esp. for valve drive of IC engines has separate U-shaped securing part with central web engaging on cam follower cross bar |
| 05/01/2002 | CN1083929C Cylinder internal spark injection igniting type internal combustion engine |
| 04/30/2002 | US6380832 Electromagnetic actuator |
| 04/30/2002 | US6378495 Engine with valve resting function |
| 04/30/2002 | US6378484 Coordinated control of valve timing during mode transitions of direct injection stratified charge engines |
| 04/30/2002 | US6378478 Control device for camshaft systems |
| 04/30/2002 | US6378477 Valve timing control device |