| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 03/13/2001 | US6199522 Camshaft phase controlling device |
| 03/13/2001 | US6199253 Valve spring removal and installation tool |
| 03/08/2001 | WO2001016469A1 Internal combustion engine |
| 03/07/2001 | EP1081413A2 Tensioning device for a transmission with endless flexible member, in particular belt transmission for auxiliaries of an internal combustion engine |
| 03/07/2001 | EP1081366A2 Intake port structure in four-stroke cycle internal combustion engine |
| 03/07/2001 | EP1081342A1 Construction for a cam rotation sensor attaching portion |
| 03/07/2001 | EP1081341A2 Engine with valve drive mechanism |
| 03/07/2001 | EP1081340A2 Oil passage system of valve moving apparatus for internal combustion engine |
| 03/07/2001 | EP1081339A2 An enclosure chamber for a camshaft driving endless flexible member of an internal combustion engine |
| 03/07/2001 | CN2422449Y Composite hollow camshaft |
| 03/07/2001 | CN1286740A Cam follower which is part of internal combustion engine valve gear, and which can engage at varying strokes for at least one gas shuttle valve |
| 03/06/2001 | US6196927 Arrangement for relative adjustment of rotation angle of a control shaft of an internal combustion engine |
| 03/06/2001 | US6196197 Engine control apparatus and method having cylinder-charged air quantity correction by intake/exhaust valve operation |
| 03/06/2001 | US6196185 Fuel direct injection spark ignition type internal combustion engine |
| 03/06/2001 | US6196182 Engine cover structure |
| 03/06/2001 | US6196181 Compact internal combustion engine |
| 03/06/2001 | US6196180 In-cylinder injection type spark ignition internal combustion engine |
| 03/06/2001 | US6196176 Switchable cam follower |
| 03/06/2001 | US6196175 Hydraulically actuated valve deactivating roller follower |
| 03/06/2001 | US6196174 Valve timing control system for internal combustion engine |
| 03/06/2001 | US6196173 Valve timing control system for internal combustion engine |
| 03/06/2001 | US6196171 Loop-scavenged two-stroke internal combustion engines |
| 03/01/2001 | WO2001014694A1 Engine valve characteristic controller |
| 03/01/2001 | WO2001014097A1 Tool for producing camshafts by expanding |
| 03/01/2001 | DE19940963A1 Spannvorrichtung für einen Hülltrieb, insbesondere Riementrieb für Nebenaggregate an Brennkraftmaschinen Tensioning device for a looping drive, in particular belt drive for auxiliary units of internal combustion engines |
| 03/01/2001 | DE19938791A1 Verfahren zur Herstellung einer gebauten Nockenwelle und Vorrichtung zur Durchführung dieses Verfahrens A process for producing an assembled camshaft and device for carrying out this method |
| 03/01/2001 | DE10041585A1 Self-tensioning and belt tension setting device has thrust rod movable axially to compensate for any change in belt tension, detector of limit position for outward thrust rod movement |
| 03/01/2001 | DE10039923A1 Valve controller for internal combustion engines has sealing element on outer end of rotor blade to form seal between outer end of blade and inner peripheral surface of housing |
| 03/01/2001 | DE10037942A1 Valve control system for internal combustion engine has rotation phase controller with coupling with hold and disengaged states, generator of holding torque in holding direction |
| 02/28/2001 | EP1079078A2 Variable valve apparatus of internal combustion engine and method of varying the open-close characteristic of an engine valve |
| 02/28/2001 | EP1078148A1 Device for adjusting the phase position of a shaft |
| 02/28/2001 | EP0843779B1 A compresssion release braking system for an internal combustion engine |
| 02/28/2001 | CN1285461A Flexible time section fluid controller |
| 02/27/2001 | US6192846 Housing for an engageable and disengageable bucket tappet |
| 02/27/2001 | US6192845 Hydraulic lash adjuster |
| 02/27/2001 | US6192844 Device for varying the control times of gas-exchange valves of an internal combustion engine in particular a camshaft adjusting device with an impeller |
| 02/27/2001 | US6192843 Angular adjustment device |
| 02/27/2001 | US6192842 Valve timing control apparatus of an internal combustion engine |
| 02/27/2001 | US6192841 Device to limit valve seating velocities in limited lost motion tappets |
| 02/27/2001 | US6192582 Assembled multi-layer shafts |
| 02/22/2001 | WO2001012959A1 Valve gear, in particular for combustion engines |
| 02/22/2001 | WO2001012958A1 A valve drive in particular for combustion engines of motor vehicles |
| 02/22/2001 | WO2001012957A1 Rocker arm and method of manufacturing rocker arm body |
| 02/22/2001 | WO2001012956A1 Method for the production of an assembled camshaft and device for implementing said method |
| 02/22/2001 | DE19939371A1 Valve drive for internal combustion engine, with adjustment device consisting of transverse lever and linear unit |
| 02/22/2001 | DE19938279A1 IC motor camshaft chain drive uses a double chain with one chain row engaging a cogwheel keyed to the powered assembly and the other chain row riding on a support surface next to the assembly |
| 02/21/2001 | EP1076762A1 Device for hydraulically adjusting the angle of rotation of a shaft in relation to a driving wheel |
| 02/20/2001 | US6189637 Horizontally opposed type engine for motorcycle |
| 02/20/2001 | US6189503 Porting arrangement for direct injected engine |
| 02/20/2001 | US6189498 Cam shaft drive for engine |
| 02/20/2001 | US6189497 Variable valve lift and timing camshaft support mechanism for internal combustion engines |
| 02/20/2001 | US6189194 Method for joining and inspecting |
| 02/15/2001 | WO2001011203A1 Device for altering the control times of gas exchange valves of an internal combustion engine |
| 02/15/2001 | WO2001011202A1 Device for varying the valve control times of an internal combustion engine, especially a camshaft adjusting device with a pivotal impeller wheel |
| 02/15/2001 | WO2001011201A1 Adjusting device for adjusting the phase position of a shaft |
| 02/15/2001 | WO2001011200A1 Hydraulic lash adjuster of rocker arm |
| 02/15/2001 | DE19938596A1 Vane cell adjuster for rotary angle between camshaft and crankshaft in IC engines has locking pin released by oil pressure in late adjusting chamber, and held unlocked by pressure in early and late adjusting chambers |
| 02/15/2001 | DE19936632A1 Vorrichtung zum Variieren der Ventilsteuerzeiten einer Brennkraftmaschine, insbesondere Nockenwellen-Verstelleinrichtung mit Schwenkflügelrad Device for varying the valve control times of an internal combustion engine, in particular camshaft adjusting device with Schwenkflügelrad |
| 02/15/2001 | DE10038072A1 Steuergerät für eine variable Ventilzeit für Motoren Control unit for a variable valve timing for engines |
| 02/15/2001 | DE10005247C1 Arrangement for actuating gas replacement valve for internal combustion engine has play compensation element set to minimal valve play during installation by mechanical control element |
| 02/14/2001 | EP1075589A1 Hydraulic valve-play compensation element |
| 02/14/2001 | CN2419372Y Cam spindle for multi-cylinder engine |
| 02/13/2001 | US6186131 Fuel injection amount control method and apparatus for internal combustion engine |
| 02/13/2001 | US6186124 System & method for controlling camshaft timing, air/fuel ratio, and throttle position in an automotive internal combustion engine |
| 02/13/2001 | US6186105 Variable valve timing arrangement for engine |
| 02/13/2001 | US6186104 Variable valve timing controlling apparatus for internal combustion engine |
| 02/13/2001 | US6186103 Device for varying timing of gas exchange valves of internal combustion engines, particularly a vane-type camshaft adjusting device |
| 02/13/2001 | US6186102 Valve operating system for internal combustion engine |
| 02/08/2001 | WO2000071858A3 Rotary valve systems |
| 02/08/2001 | DE19956825C1 Cylinder head for an IC motor has a head system with valves at the same angle for a variant with fuel intake and a variant for direct fuel injection as a common head for either type |
| 02/08/2001 | DE19937441A1 Valve operating device for internal combustion engine, with rotating device effective independently of plate valve |
| 02/08/2001 | DE19937407A1 Method for adjusting spring-tension of valve spring especially in internal combustion engines involves measuring existing pretensioning force of installed spring and deliberately breaking down inherent tensions |
| 02/08/2001 | DE19936921A1 Vorrichtung zum Verändern der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine, insbesondere hydraulische Nockenwellen-Verstelleinrichtung in Rotationskolbenbauart Means for varying the control times of gas exchange valves of an internal combustion engine, in particular a hydraulic camshaft adjustment in rotary piston type |
| 02/08/2001 | DE19934405A1 Hohlwelle mit Innenkanälen, insbesondere Ölkanälen Hollow shaft with internal channels, in particular oil channels |
| 02/07/2001 | EP1074722A1 Intake air volume detection device for internal combustion engine |
| 02/07/2001 | EP1073830A1 Camshaft adjuster for internal combustion engines |
| 02/07/2001 | EP1073829A1 Variable valve apparatus |
| 02/06/2001 | US6182631 Camshaft for engine |
| 02/06/2001 | US6182627 Segmented camshaft assembly for an internal combustion engine |
| 02/06/2001 | US6182626 Lever-type cam follower for a valve drive of an internal combustion engine |
| 02/06/2001 | US6182624 Hydraulic control valve mounting structure in an engine |
| 02/06/2001 | US6182623 Variable valve control device |
| 02/06/2001 | US6182622 Device for the relative rotation of a camshaft relative to a crankshaft that drives the camshaft in an internal combustion engine |
| 02/06/2001 | US6182362 Method of manufacturing a multi-component camshaft |
| 02/06/2001 | US6182361 Method for assembling a camshaft |
| 02/01/2001 | WO2001007762A1 Hollow shaft with inner channels, especially oil channels |
| 02/01/2001 | WO2001007761A1 Rocker arm shaft |
| 02/01/2001 | WO2001006829A2 Linkage of agents to tissue |
| 02/01/2001 | DE19781754C1 Internal seal for camshaft adjustment mechanism of internal combustion engine |
| 01/31/2001 | EP1071526A1 Method for making a tubular metal part and composite tubular shaft |
| 01/31/2001 | EP1025342A4 Combustion chamber system having an improved valve arrangement |
| 01/31/2001 | CN1281935A Engine diverter valve assembly |
| 01/31/2001 | CN1061411C Compact cylinder head device for internal combustion engine |
| 01/30/2001 | US6181239 Method and apparatus for timing belt drive |
| 01/30/2001 | US6178946 Compression engine braking system |
| 01/30/2001 | US6178937 Rocker arm fixture |
| 01/30/2001 | US6178936 Structure of overhead-valve internal combustion engine and manufacturing method for the same |
| 01/25/2001 | DE19934780A1 Ventilschaftführung mit Zwangsschmierung Valve stem guide with forced lubrication |
| 01/25/2001 | DE10015417A1 Valve turning device for IC engines, esp. Diesel engines has axial spring unit at a distance to balls, and needle bearing on spring unit side |
| 01/24/2001 | EP1070832A2 Valve guide with forced lubrication |