| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 04/18/2001 | EP1092852A2 Overhead camshaft V-2 engine |
| 04/18/2001 | EP1092843A1 Variable valve apparatus of internal combustion engine |
| 04/18/2001 | EP1092103A1 Method and apparatus for tensioning a chain of an internal combustion engine |
| 04/18/2001 | CN1291680A Air door valve rock arm installation of top-set valve type engine |
| 04/17/2001 | US6219611 Control method for engine having multiple control devices |
| 04/17/2001 | US6216655 Valve operating control system for internal combustion engine |
| 04/17/2001 | US6216654 Phase changing device |
| 04/17/2001 | US6216557 Push rod, and process for producing the same |
| 04/12/2001 | DE10044486A1 Axial valve position control for a hydraulic valve in a combustion engine, comprises using an electromagnet to control the valve piston between end positions. |
| 04/12/2001 | DE10044423A1 Device for controlling internal combustion engine valve timing includes a chain wheel driven by a timing chain synchronized to engine revolutions and a camshaft to operate inlet and outlet valves. |
| 04/11/2001 | EP1091096A1 System for detecting the rotation speed of an internal combustion engine camshaft |
| 04/11/2001 | EP0946834B1 Toothed belt drive or chain drive |
| 04/11/2001 | CN1291257A IC engine |
| 04/10/2001 | US6213091 Engine compression brake system |
| 04/10/2001 | US6213076 Cylinder head assembly of an internal combustion engine |
| 04/10/2001 | US6213071 Variable phase coupling |
| 04/10/2001 | US6213070 Control apparatus for internal combustion engine |
| 04/10/2001 | US6213069 Valve timing control device for use in an internal combustion engine |
| 04/10/2001 | US6213068 Method of checking the operability of the variable valve control in an internal combustion engine |
| 04/10/2001 | US6213067 Control device for internal combustion engine |
| 04/10/2001 | CA2213748C Assembled multi-layer shafts |
| 04/05/2001 | WO2001023713A1 Phase change mechanism |
| 04/05/2001 | DE10045418A1 Device to control valve timing of internal combustion engine has housing connected either to rotating element or to camshaft, and vane rotor is connected to camshaft or rotating element providing one or other is not connected to housing |
| 04/05/2001 | DE10045054A1 Piezoelektrische Differenznockenphaseneinstelleinrichtung Piezoelectric Differenznockenphaseneinstelleinrichtung |
| 04/05/2001 | DE10039921A1 Variables Ventileinstell-Regelsystem für eine Brennkraftmaschine Variable valve timing control system for an internal combustion engine |
| 04/04/2001 | EP1088154A1 Device for adjusting the relative angle of a cam shaft |
| 04/03/2001 | US6210503 Providing pin mounting a cam-contacting cam follower roller from a wear and corrosion resistant, low friction leaded manganese silicon bronze alloy |
| 04/03/2001 | US6209516 Control system and control method for diesel engine |
| 04/03/2001 | US6209509 Bearing insert for supporting rotatable shafts, method of repair, and related broach tool |
| 04/03/2001 | US6209507 Valve mechanism for internal combustion engine |
| 04/03/2001 | US6209505 Four-cycle engine for vehicle |
| 04/03/2001 | US6209499 Retainer groove and variable resistance assembly |
| 04/03/2001 | US6209498 Roller valve lifter with oiling channel |
| 04/03/2001 | US6209497 Device for changing the relative rotational position of a shaft to the drive wheel |
| 04/03/2001 | US6209197 Method of manufacturing tappet in an internal combustion engine |
| 03/29/2001 | WO2001021939A2 Hydraulic valve-operating mechanism |
| 03/29/2001 | WO2001021938A1 Camshaft adjuster for internal combustion engines |
| 03/29/2001 | WO2000063447A3 Method and device for hardening surfaces of a crankshaft or camshaft |
| 03/29/2001 | DE19945525A1 Valve control for reciprocating internal combustion engine; has more than one outlet valve opened by common bridge, where one valve is opened earlier than the other and may be smaller in diameter |
| 03/29/2001 | DE19944698A1 Valve position sensor for overhead valve engine has non contacting sensor on actuator lever is accurate can be used with shaft driven valves |
| 03/29/2001 | DE19937938A1 Worked camshaft; has cam made of steel material with ledeburite joint in edge zone of its running surface |
| 03/29/2001 | DE10047141A1 Vorrichtung für einen Zweitaktkompressionsmotorbremsbetrieb bei einem Viertaktmotor und Verfahren zur Durchführung eines solchen Betriebes The apparatus for a two-stroke compression engine braking mode in a four stroke engine and method for performing such operation |
| 03/29/2001 | DE10043411A1 Kipphebel für Brennkraftmaschinen mit oben liegender Nockenwelle Rocker arms for internal combustion engines with overhead camshaft |
| 03/29/2001 | DE10038082A1 Valve timing adjusting device for internal combustion engines, has oil-pressure chambers which apply oil pressure to stopper piston for slow-turn or spark advance |
| 03/29/2001 | DE10018976A1 Control device for internal combustion engine controls valve timing mechanism so that advance becomes target value |
| 03/28/2001 | EP1087111A2 Three-dimensional cam and production method thereof |
| 03/28/2001 | EP1087107A1 Valve timing controller |
| 03/28/2001 | EP1087106A2 Camshaft phase changing method in an internal combustion engine |
| 03/28/2001 | EP1086300A1 Cylinder head for internal combustion engines and method for producing same |
| 03/27/2001 | US6205966 Multicylinder internal combustion engine with two inlet valves and two outlet valves |
| 03/27/2001 | US6205965 Device for adjusting the relative rotational background of camshafts |
| 03/27/2001 | US6205963 High power density, low emission internal combustion engine |
| 03/27/2001 | US6205850 Method for setting tappet clearance |
| 03/22/2001 | WO2001020151A1 Integrated lost motion rocker brake with control valve for lost motion clip/reset |
| 03/22/2001 | WO2001020139A1 Method and apparatus for valve seating velocity control |
| 03/22/2001 | WO2001020137A1 A valve, and a marine propulsion unit incorporating a valve |
| 03/22/2001 | WO2001020136A1 Internal combustion engine |
| 03/22/2001 | WO2001020135A1 Internal combustion engine with hydraulic camshaft adjuster for adjusting the camshaft |
| 03/22/2001 | WO2001020134A1 Compound movement elliptical valve overhead |
| 03/22/2001 | DE10027080A1 Solenoid valve for hydraulic valve actuator for IC engine, has filters filled into ports formed in valve accommodation hole |
| 03/22/2001 | DE10016589A1 Valve setting controller for internal combustion engine has control limiter for limiting control carried out by timing controller if estimated actuating force less than or equal to threshold |
| 03/22/2001 | DE10001066A1 Camshaft drive device for vee engine, with induction camshaft in one cylinder head and exhaust camshaft in other one driven by crankshaft |
| 03/22/2001 | DE10000236C1 Maximum valve stroke detection method for IC engine inlet valves |
| 03/22/2001 | CA2317625A1 Two-cycle compression braking on a four stroke engine using hydraulic lash adjustment |
| 03/21/2001 | EP1085194A1 Method for monitoring the wear of a toothed belt equipping a camshaft drive |
| 03/21/2001 | EP1085174A2 Valve drive for an internal combustion engine |
| 03/21/2001 | EP1085173A2 Valve drive for an internal combustion engine |
| 03/21/2001 | EP1084330A1 Valve timing system for an internal combustion engine |
| 03/21/2001 | CN1063519C Multiple cams |
| 03/20/2001 | US6202984 Shut-off device for pipes |
| 03/20/2001 | US6202634 Process for recognizing the ignition cycle of a certain cylinder during the start of an internal-combustion engine |
| 03/20/2001 | US6202617 Cylinder head of a DOHC type engine |
| 03/20/2001 | US6202612 Seal for a servo medium of a torque transmission device |
| 03/20/2001 | US6202611 Camshaft drive device for an internal combustion engine |
| 03/20/2001 | US6202610 Valve operating control system for internal combustion engine |
| 03/20/2001 | US6202609 Electromagnetic control device |
| 03/20/2001 | CA2130735C Reduced component internal combustion engine |
| 03/15/2001 | WO2001018373A1 Lost motion rocker arm system with integrated compression brake |
| 03/15/2001 | DE19960130A1 Steuertrieb für eine Brennkraftmaschine Timing for an internal combustion engine |
| 03/15/2001 | DE19953822A1 Steuertrieb für eine Brennkraftmaschine Timing for an internal combustion engine |
| 03/15/2001 | DE19943917A1 Verfahren zur Überwachung des Verschleißes eines mit einem Zahnriemen ausgestatteten Nockenwellenantriebes A method of monitoring the wear of a vehicle equipped with a toothed belt camshaft drive |
| 03/15/2001 | DE19943833A1 Brennkraftmaschine mit hydraulischem Nockenwellenversteller zur Nockenwellenverstellung Internal combustion engine with hydraulic camshaft adjuster to the camshaft adjustment |
| 03/15/2001 | DE19943305A1 Cylinder head with valve system for IC engines with one opening into combustion chamber for each cylinder, sealed by plate valve with associated regulator element |
| 03/15/2001 | DE19942983A1 Hydraulic tappet clearance compensation device for IC engines has pressure piston with separate head with smooth end face extending outside housing bore |
| 03/15/2001 | DE19942934A1 Maximum valve-lift measurement method e.g. for a petrol powered combustion engine gas-exchange valve |
| 03/15/2001 | DE10042036A1 IC engine has first group of like gas exchange valves with valve axis in V-formation, and second valve group with parallel valve axis |
| 03/15/2001 | DE10041975A1 IC motor cylinder head structure has support surfaces for the valve drive housing in a modular assembly for a unified structure to be fitted with a variety of valve drive housings for a flexible configuration |
| 03/14/2001 | EP1082531A1 Method for controlling a valve lift device |
| 03/14/2001 | EP1082186A1 Bushing with flange and method for producing same |
| 03/14/2001 | EP0805910B1 Rocker lever assembly for internal combustion engine |
| 03/14/2001 | CN1287220A Structure of cam rotating sensor fixed part |
| 03/14/2001 | CN1287212A Oil pass system of valve moving device for internal combustion engine |
| 03/14/2001 | CN1287211A Rolling Rocker arm |
| 03/14/2001 | CN1287210A Embracing chamber of camshaft driving ring elastic parts for internal combustion engine |
| 03/13/2001 | US6199544 Combustion chamber system having an improved configuration with squish areas |
| 03/13/2001 | US6199527 Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
| 03/13/2001 | US6199526 Retainer for rocker arm coupling in an internal combustion engine |
| 03/13/2001 | US6199525 Camshaft drive for engine |
| 03/13/2001 | US6199524 Control apparatus for varying a rotational or angular phase between two rotational shafts |
| 03/13/2001 | US6199523 Method for regulating the operation of an adjusting device |