| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 11/29/2001 | US20010045196 Valve timing regulation device |
| 11/29/2001 | US20010045195 Rotary piston adjuster for hydraulic phase adjustment of a shaft relative to a drive pinion |
| 11/29/2001 | US20010045194 Internal combustion engine control system |
| 11/29/2001 | DE10025873A1 Piston engine with variable chamber volume provides opening in piston to seat traveling disk valve at chamber-facing passage edge plus piston sleeve interior for clear endstopped valve shaft travel. |
| 11/29/2001 | DE10025658A1 Internal combustion engine has camshaft at least driven by toothed belt in region of engine that is dry of oil and that is closed off from surroundings by cover in dust tight manner |
| 11/29/2001 | DE10021132A1 Verfahren und Vorrichtung zur elekronischen Steuerung von Aktuatoren einer Brennkraftmaschine mit variabler Gaswechselsteuerung Method and apparatus for elekronischen control of actuators of an internal combustion engine with variable gas exchange control |
| 11/28/2001 | EP1157193A1 Roller finger follower |
| 11/28/2001 | EP1157192A1 Cam and cam followers for engines |
| 11/28/2001 | EP1086300B1 Cylinder head for internal combustion engines and method for producing same |
| 11/28/2001 | EP0970293B1 Camshaft for the periodic actuation of movably stored elements and method for the production of such shaft |
| 11/28/2001 | CN2462075Y Hydraulic lifter able to automaltic regulate air valve of engine |
| 11/28/2001 | CN1324430A Cam operating system |
| 11/28/2001 | CN1323946A Shared air valve for internal combustion engine |
| 11/27/2001 | US6321706 Variable valve opening duration system |
| 11/27/2001 | US6321705 Roller finger follower for valve deactivation |
| 11/27/2001 | US6321704 Hydraulically actuated latching valve deactivation |
| 11/27/2001 | US6321693 Reciprocating rotary piston system and pressure pump and internal combustion engine using the same |
| 11/22/2001 | WO2001088345A1 Valve control mechanism |
| 11/22/2001 | WO2001088344A1 Adjusting device for adjusting the relative position of a shaft |
| 11/22/2001 | WO2001087524A1 Manufacturing of components for valve mechanisms for internal combustion engines |
| 11/22/2001 | US20010044352 Control tensioner device for an engine |
| 11/22/2001 | US20010044244 Four stroke engine with cooling system |
| 11/22/2001 | US20010042566 Valve position detector |
| 11/22/2001 | US20010042532 Four stroke engine having power take off assembly |
| 11/22/2001 | US20010042528 Control device for a variable valve timing mechanism of an engine |
| 11/22/2001 | US20010042527 Cam angle sensor mounting structure for engine |
| 11/22/2001 | DE10122775A1 Hybrid engine with homogenous charge compression ignition has two camshafts to actuate cylinder intake and outlet valves, and variable camshaft timing control |
| 11/21/2001 | EP1156193A1 Valve opening mechanism |
| 11/21/2001 | EP1156191A1 Internal combustion engine with a cam angle sensor means |
| 11/21/2001 | EP1155223A1 Multicylinder internal combustion engine with gas flow lift valves actuated by electromagnetic actuators |
| 11/20/2001 | US6318343 Fuel pump control system for an internal combustion engine |
| 11/20/2001 | US6318325 Hydraulic valve-play compensation element |
| 11/20/2001 | US6318324 Sealed hydraulic lifter for extreme angle operation |
| 11/20/2001 | US6318323 Tappet for a valve mechanism of an internal combustion engine |
| 11/20/2001 | US6318322 Valve drive of an internal combustion engine |
| 11/20/2001 | US6318321 Method of modifying motorcycle engine cam drive |
| 11/20/2001 | US6318320 Multi-cylinder engine for vehicle |
| 11/20/2001 | US6318319 Valve timing control device for an internal combustion engine |
| 11/20/2001 | US6318318 Rocker arm assembly |
| 11/20/2001 | US6318316 Multi-cylinder engine for motorcycle |
| 11/20/2001 | US6318315 Valve operating system for internal combustion engine |
| 11/20/2001 | US6318314 Device for setting the movement behavior of gas-exchange valves of an internal combustion engine |
| 11/20/2001 | US6318313 Variable performance valve train having three-dimensional cam |
| 11/15/2001 | US20010039934 Four stroke engine having flexible arrangement |
| 11/15/2001 | US20010039933 Valve timing adjusting device |
| 11/15/2001 | US20010039932 Vane type hydraulic actuator |
| 11/15/2001 | US20010039931 Variable valve timing system |
| 11/15/2001 | US20010039908 Four stroke engine with intake manifold |
| 11/15/2001 | DE10022799A1 Valve control method for combustion engine; involves using camshaft that has speed that varies with angle of rotation |
| 11/14/2001 | EP1154128A2 Variable valve timing system |
| 11/13/2001 | US6315843 Method of manufacturing a sliding component |
| 11/13/2001 | US6314929 Valve timing control device of internal combustion engine |
| 11/13/2001 | US6314928 Rocker arm assembly |
| 11/13/2001 | US6314927 Support element for a finger lever of a valve gear of an internal combustion engine |
| 11/13/2001 | US6314725 Control device for internal combustion engine |
| 11/08/2001 | WO2001083952A1 Control device for an intake valve or exhaust valve of an internal combustion engine |
| 11/08/2001 | US20010037778 Electromagnetic actuator for the actuation of the valves of an internal combustion engine with recovery of mechanical play |
| 11/08/2001 | DE10119632A1 Variable valve timing gear for internal combustion engine has first and second camshaft coupling mechanism with pushrod rotatably mounted on lever installed on bearing cover for first camshaft, and preferably premounted |
| 11/07/2001 | EP1152128A2 Method and apparatus for electronically controlling a variable valve drive device |
| 11/07/2001 | EP1152126A2 Valve operating system in internal combustion engine |
| 11/06/2001 | US6311668 Monovalve with integrated fuel injector and port control valve, and engine using same |
| 11/06/2001 | US6311667 Combustion control apparatus for internal combustion engine |
| 11/06/2001 | US6311660 Rolling-contact cylindrical element |
| 11/06/2001 | US6311659 Desmodromic cam driven variable valve timing mechanism |
| 11/06/2001 | US6311658 Valve timing control device |
| 11/06/2001 | US6311657 Lock mechanism for valve timing regulation device |
| 11/06/2001 | US6311656 Valve timing control apparatus for internal combustion engine |
| 11/06/2001 | US6311655 Multi-position variable cam timing system having a vane-mounted locking-piston device |
| 11/06/2001 | US6311654 Valve timing adjusting device |
| 11/01/2001 | WO2001081790A1 Chain drive, especially a camshaft/camshaft drive for a motor vehicle |
| 11/01/2001 | US20010035213 Position measuring device of electromagnetically operated engine valve drive system and method for attaching the same |
| 11/01/2001 | US20010035153 Direct injection variable valve timing engine control sytem and method |
| 11/01/2001 | US20010035147 Handheld type four-cycle engine |
| 11/01/2001 | US20010035144 Load biasing retainer clip and valve actuator subassembly |
| 11/01/2001 | US20010035143 Spur gear camshaft drive for an internal combustion engine |
| 11/01/2001 | US20010035142 Cylinder head structure |
| 11/01/2001 | US20010035140 Actuation mechanism for mode-switching roller finger follower |
| 11/01/2001 | US20010035008 Catalyst activation control system for engines |
| 10/31/2001 | EP1149989A1 Hydraulically actuated latching pin valve deactivation |
| 10/31/2001 | EP1149988A2 Method and apparatus for two-step cam profile switching |
| 10/31/2001 | DE10021220A1 Internal combustion engine with chain drive has injection jet device including injection jet running adjacent to chain and at least one guide liner |
| 10/31/2001 | DE10020884A1 Controller for internal combustion engine inlet or exhaust valve has arrangement in actuator base body for changing contact relationship of force input regions and control contours |
| 10/31/2001 | CN2457342Y Pressure leakage device for IC engine |
| 10/30/2001 | US6308681 Valve-arrangement for controlling gas in a piston-type internal-combustion engine |
| 10/30/2001 | US6308679 Separator structure of chain case |
| 10/30/2001 | US6308673 Enclosure chamber for a camshaft driving endless flexible member of an internal combustion engine |
| 10/30/2001 | US6308672 Front-mounting cam phaser module |
| 10/30/2001 | US6308671 Method of increasing torque and/or reducing emissions by varying the timing of intake and/or exhaust valves |
| 10/30/2001 | US6308669 Phase change coupling |
| 10/25/2001 | WO2001079662A1 Method for adjusting an actuator |
| 10/25/2001 | WO2001079661A1 Camshaft and a method and a device for producing the same |
| 10/25/2001 | WO2001021939A3 Hydraulic valve-operating mechanism |
| 10/25/2001 | US20010032959 Valve collect for desmodromic engine |
| 10/25/2001 | US20010032606 Actuator for variable valve mechanism |
| 10/25/2001 | US20010032605 Variable valve timing control apparatus of an internal combustion engine |
| 10/25/2001 | DE10119815A1 Device for controling variable valve timing for internal combustion engine has device for setting feedback controler gain depending on determined engine operating state |
| 10/25/2001 | DE10105763A1 Valve operating device for lift valve in internal combustion engine has holding device formed by first or second valve spring, with second spring in closed position or first spring in open position exerting stable holding force on valve |
| 10/25/2001 | DE10020120A1 Device for changing valve timings of internal combustion engine has pressure chambers in vaned rotor sealed by axial pendulum type sealing strips which can pivot in both rotational directions of rotor vanes |
| 10/25/2001 | DE10020119A1 Device for independent hydraulic adjustment of camshaft phase and axial positions has phase adjuster in form of rotation piston adjuster that also forms adjustment piston for camshaft |
| 10/25/2001 | DE10020117A1 Guide bush for housing bore in internal combustion engine for cam follower has porous surface construction as sieving filter in passage for hydraulic fluid |