| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 04/16/1998 | WO1998015721A1 Method and system of converting thermal energy into a useful form |
| 04/16/1998 | DE19642482A1 Holding element for valve seat |
| 04/16/1998 | DE19640872A1 Cam for cam shaft of internal combustion engine |
| 04/16/1998 | CA2266988A1 Method and system of converting thermal energy into a useful form |
| 04/15/1998 | EP0835986A1 Drive cam for a valve-controlled internal combustion engine |
| 04/15/1998 | CN2278772Y Tappet for automotive engine |
| 04/15/1998 | CN1038047C Cast iron slide member |
| 04/14/1998 | US5738501 Internal gear pump |
| 04/14/1998 | US5738057 Low profile internal combustion engine |
| 04/14/1998 | US5738056 Variable valve timing mechanism for internal combustion engine |
| 04/14/1998 | US5738055 Adjustable camshaft timing device |
| 04/14/1998 | US5738053 Malfunction detection apparatus for valve timing control device for engine |
| 04/14/1998 | US5738052 Composite camshaft for internal combustion engine |
| 04/14/1998 | US5737975 Built-up camshaft having induction-hardened cams and method of inductively hardening the cams |
| 04/09/1998 | DE19744271A1 Rocker arm for driving fuel injector in IC engine |
| 04/09/1998 | DE19640919A1 Valve rocker used in internal combustion engine |
| 04/09/1998 | DE19637044A1 Hydraulic valve drive for internal combustion engine |
| 04/08/1998 | EP0834678A2 Hydraulic tensioner with a contoured disc check valve |
| 04/08/1998 | EP0834647A1 Engine valve actuating system |
| 04/08/1998 | EP0795698A4 Method of producing a composite camshaft and a tool for carrying out said method |
| 04/08/1998 | CN1178286A Variable valve timing apparatus for internal combustion engine |
| 04/07/1998 | US5735239 Dual overhead camshaft engine |
| 04/02/1998 | DE19741962A1 Oil supply device for IC engine |
| 04/02/1998 | DE19639779A1 Variable valve timing device for internal combustion engine |
| 04/01/1998 | EP0833041A1 An electromagnetic actuator for activating an engine latchable rocker arm |
| 03/31/1998 | US5733214 System for adjusting tension of endless transmitting belt in internal combustion engine |
| 03/31/1998 | US5732670 Geared rocker valve operation for internal combustion reciprocating piston engines |
| 03/31/1998 | CA2134164C Combination of adjusting shim and cam |
| 03/31/1998 | CA2113043C Scroll compressor unloader valve |
| 03/26/1998 | DE19741918A1 Oil lubrication supply for IC engine |
| 03/26/1998 | DE19702670A1 Variable timing valve drive for motor vehicle internal combustion engine |
| 03/26/1998 | DE19639170A1 Starting method for remote-ignition fuel-injection engine |
| 03/26/1998 | DE19637593A1 Twin camshaft valve drive for internal combustion engine |
| 03/25/1998 | EP0831218A2 Intake air control apparatus for engines |
| 03/25/1998 | EP0831207A2 Adjusting device in a drive connection between shafts for varying the angular relationship of the driven shaft in particular for the camshaft of an internal combustion engine |
| 03/25/1998 | EP0831206A1 Valve device for engine |
| 03/24/1998 | US5730673 Hydraulic tensioning arrangement for tensioning flexible drive means for a camshaft |
| 03/24/1998 | US5730093 Roller rocker arm |
| 03/24/1998 | US5729900 Method of manufacturing a tappet in an internal combustion engine |
| 03/24/1998 | US5729899 Camshaft assembly and method of making same |
| 03/19/1998 | WO1998011328A1 Method for the dimension checking of the timing system of an engine |
| 03/19/1998 | WO1998011327A1 Valve drive idler arm for a reciprocating internal combustion engine |
| 03/19/1998 | WO1998011262A1 Wear-resistant camshaft and method of producing the same |
| 03/19/1998 | DE19740215A1 Fluid-controlled unit adjusting mechanical phase angle of rotation, especially engine valve timing angle |
| 03/19/1998 | DE19637069A1 Rocker lever for valve drive in stroke piston internal combustion engine |
| 03/19/1998 | DE19637066A1 Valve operating device with stop function |
| 03/18/1998 | EP0829621A2 A variable valve timing mechanism (VVT) |
| 03/18/1998 | EP0829620A2 Adjustable camshaft for a piston machine controlled by valves, in particular for an internal combustion engine |
| 03/17/1998 | US5727524 Cylinder head for multi-valve engine |
| 03/17/1998 | US5727509 Cam follower in the form of a tappet or a lever having a hydraulic valve clearance compensation element |
| 03/17/1998 | US5727508 Pressure medium sealing in a camshaft adjusting device |
| 03/17/1998 | US5727507 In an internal combustion engine |
| 03/12/1998 | DE19739506A1 Valve timing for IC engine |
| 03/12/1998 | DE19614733C1 Control device for two=stroke engine outlet valve |
| 03/11/1998 | EP0828068A2 Apparatus and method for purifying exhaust gas in an internal combustion engine |
| 03/11/1998 | EP0828060A2 Method of forming a tappet in an internal combustion engine |
| 03/11/1998 | CN1175991A Rocker lever assembly for IC engine |
| 03/11/1998 | CN1175661A Variable valve timing mechanism for internal combustion engine |
| 03/11/1998 | CN1175658A Engine variable valve timing mechanism |
| 03/10/1998 | US5724930 Timing case cover for engine |
| 03/10/1998 | US5724929 Engine variable valve timing mechanism |
| 03/10/1998 | US5724928 Valve timing adjustment device for internal combustion engine |
| 03/10/1998 | US5724927 Direct cylinder injected engine and method of operating same |
| 03/10/1998 | US5724860 Cam fixing construction for cam shaft |
| 03/10/1998 | US5724734 Method of forming a tappet in an internal combustion engine |
| 03/10/1998 | US5724732 Method and apparatus for supporting push rods |
| 03/05/1998 | DE19737623A1 Valve timing control for vehicle IC engine |
| 03/04/1998 | EP0826870A2 Apparatus for controlling timings of exhaust valves and method thereof |
| 03/04/1998 | EP0826867A1 Valve operating system in an internal combustion engine |
| 03/04/1998 | EP0826866A2 Valve operating system in internal combustion engine |
| 03/04/1998 | EP0826648A1 Ceramic-metal jointed member |
| 03/04/1998 | EP0826476A1 Method of manufacturing a plastic camshaft with a tubular metal insert |
| 03/04/1998 | EP0723627B1 Valve gear mechanism for a multi-cylinder internal combustion engine |
| 03/03/1998 | US5722356 For an internal combustion engine |
| 02/26/1998 | WO1998007966A1 System for angular adjustment of a shaft relative to a driving gear |
| 02/26/1998 | WO1998007965A1 Control system and method for an engine valve |
| 02/26/1998 | DE19633949A1 V=block IC engine |
| 02/26/1998 | DE19633640A1 Vorrichtung zur Winkelverstellung einer Welle gegenüber einem Antriebsrad A device for angular adjustment of a shaft relative to a drive wheel |
| 02/25/1998 | EP0825334A1 Static sealing arrangement for cylindrical housing |
| 02/24/1998 | US5720255 Induction system for an internal combustion engine |
| 02/24/1998 | US5720246 Continuous fiber reinforced aluminum matrix composite pushrod |
| 02/24/1998 | US5720245 Finger follower arm |
| 02/18/1998 | EP0824181A1 Tappet for hydraulically deactivating or activating a valve in an internal combustion engine, in particular with cylinder cut-off |
| 02/18/1998 | EP0824180A1 Pneumatic return spring for engine valve |
| 02/17/1998 | US5718196 Lubrication and camshaft control system for engine |
| 02/12/1998 | WO1998005850A1 Rocker arm for an internal combustion engine |
| 02/12/1998 | DE19631653A1 Kipphebel für eine Brennkraftmaschine Rocker arm for an internal combustion engine |
| 02/11/1998 | EP0823543A1 Chain drive unit for an internal combustion engine |
| 02/11/1998 | CN1172895A Hydraulic clearance compensation element |
| 02/10/1998 | US5715780 Cam phaser position detection |
| 02/10/1998 | US5715779 Abnormality detecting apparatus for internal combustion engine |
| 02/05/1998 | WO1998004812A1 Angular adjustment device |
| 02/05/1998 | WO1998004811A1 Device for altering the opening and closing times of gas-exchange valves of an internal-combustion engine |
| 02/05/1998 | DE19647305C1 Electromagnetic operating device e.g. for IC engine gas-exchange valve |
| 02/05/1998 | DE19630776A1 Valve control device for IC engine |
| 02/05/1998 | DE19630775A1 Non-chipping lever for pulling or tilting |
| 02/05/1998 | DE19630662A1 Vorrichtung zum Verändern der Öffnungs- und Schließzeiten von Gaswechselventilen einer Brennkraftmaschine Means for varying the opening and closing times of gas exchange valves of an internal combustion engine |
| 02/04/1998 | CN1172518A Internal-combustion engine fitted with cam drive |
| 02/03/1998 | US5713330 Internal combustion engine with supercharger |
| 02/03/1998 | US5713319 Phase variator |