| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 03/04/1999 | WO1999010629A2 Engine valve actuator with valve seating control |
| 03/04/1999 | DE19839801A1 Variable valve actuator for internal combustion engine |
| 03/04/1999 | DE19801396C1 Valve drive for four-stroke internal combustion engine |
| 03/04/1999 | DE19737597A1 Electromagnetic actuator for controlled actuation of a gas changeover valve for an engine or processing machine |
| 03/04/1999 | DE19736132A1 Clamp device for axially movable thrust rod of road vehicle braking force amplifier |
| 03/03/1999 | EP0899429A1 Hydraulic lash compensator |
| 03/02/1999 | US5875761 Apparatus for and method of controlling internal combustion engine |
| 03/02/1999 | US5875754 Internal combustion engine cylinder head arrangement |
| 03/02/1999 | US5875751 Device for varying valve timing in an internal combustion engine |
| 03/02/1999 | US5875750 Rotational phase adjusting apparatus resin seal |
| 03/02/1999 | US5875748 Device and method for operating a valve drive of an internal combustion engine |
| 02/25/1999 | WO1999009302A2 Method for chain meshing phasing on a v-engine camshaft drive to reduce noise |
| 02/25/1999 | DE19837693A1 Timing control for IC engine |
| 02/25/1999 | DE19837388A1 Valve lifter |
| 02/25/1999 | CA2299738A1 Method for chain meshing phasing on a v-engine camshaft drive to reduce noise |
| 02/24/1999 | EP0898070A2 Method for identifying the combustion stroke of a selected cylinder during the starting phase of a combustion engine |
| 02/24/1999 | CN1209087A Shaft phase control mechanism |
| 02/23/1999 | US5873341 High performance head assembly for an internal combustion engine |
| 02/23/1999 | US5873336 Cam drive system for engine |
| 02/23/1999 | US5873335 Of internal combustion engines |
| 02/18/1999 | DE19746832C1 Electromagnetic control device for gas changeover valve in internal combustion engine |
| 02/17/1999 | EP0897059A2 Hot gas engine with cam operated stem guided inlet valve |
| 02/16/1999 | US5870994 Intake air control apparatus for engines |
| 02/16/1999 | US5870993 Method and apparatus for operating a spark-ignited reciprocating-piston internal combustion engine |
| 02/16/1999 | US5870985 For activation of a gas exchange valve of an internal combustion engine |
| 02/16/1999 | US5870984 Variable engine valve driver |
| 02/16/1999 | US5870983 For an internal combustion engine |
| 02/11/1999 | WO1999006676A1 Valve seat insert gaging system |
| 02/11/1999 | WO1999006675A1 Variable phase coupling |
| 02/11/1999 | DE19737206A1 Fuel consumption regulation method for motor vehicle Otto engines |
| 02/10/1999 | EP0896129A1 Valve timing controlling apparatus for internal combustion engine |
| 02/09/1999 | US5868113 Engine combustion chamber and air intake device |
| 02/09/1999 | US5868109 For an internal combustion engine |
| 02/09/1999 | US5868042 Multiple cams |
| 02/04/1999 | DE19834188A1 Detection apparatus for valve timing control apparatus in IC engine |
| 02/04/1999 | DE19733027A1 Hydraulic valve play compensation system for internal combustion motor |
| 02/03/1999 | EP0894956A2 Spark-ignition internal combustion engine having a combustion chamber provided with three valves and a central spark-plug |
| 02/03/1999 | EP0894185A1 Valve timing system |
| 02/03/1999 | CN1206784A Spark ignition type four-stroke internal combustion engine with booster pump |
| 02/03/1999 | CN1206781A Cylinder internal spark injection igniting type internal combustion engine |
| 02/02/1999 | US5865159 Rocker arm for fuel injector operation |
| 02/02/1999 | US5865151 Valve timing control apparatus for internal combustion engine |
| 02/02/1999 | US5865150 Device for varying the valve timing of gas exchange valves of an internal combustion engine |
| 02/02/1999 | US5864948 Method for increasing available space for an intake/exhaust port in an internal combustion engine |
| 01/28/1999 | WO1999004144A1 Applied lost motion for optimization of fixed timed engine brake systems |
| 01/28/1999 | WO1999004143A1 Housing for an engageable and disengageable bucket tappet |
| 01/28/1999 | DE19831772A1 Cylinder head with camshaft |
| 01/28/1999 | DE19731808A1 Chain drive unit for internal combustion engine |
| 01/27/1999 | EP0893596A2 In-cylinder injection spark-ignition internal combustion engine |
| 01/27/1999 | EP0893588A2 Chain drive module for an internal combustion engine |
| 01/27/1999 | EP0893584A2 In-cylinder injection type spark ignition internal combustion engine |
| 01/27/1999 | EP0893181A1 Method and mould for investment casting of engine rocker arms |
| 01/26/1999 | US5862785 Hydraulic lash adjuster and improved oil flow path therefor |
| 01/26/1999 | US5862784 Hydraulic lash adjuster and check valve opening arrangement therefor |
| 01/26/1999 | US5862783 Variable angle camshaft |
| 01/21/1999 | WO1999002823A1 Device for operating a gas shuttle valve by means of an electromagnetic actuator |
| 01/21/1999 | WO1998047648A3 Low-alloy cast iron tappet, apparatus, and process for its manufacturing |
| 01/21/1999 | DE19730814A1 Periodically actuated valve gear for gas or fluid exchange |
| 01/21/1999 | DE19730567A1 Operating lever, and preferably rocker lever, for valve gear of internal combustion engine |
| 01/21/1999 | DE19730427A1 Hydraulic clearance compensator element for valve gear of internal combustion engine |
| 01/21/1999 | DE19730201A1 Operating lever for valve gear of internal combustion engine |
| 01/21/1999 | DE19730200A1 Gehäuse für einen schaltbaren Tassenstößel Housing for a switchable tappets |
| 01/20/1999 | EP0892156A1 Three-dimensional camshaft and its manufacturing method |
| 01/20/1999 | EP0892155A1 Hydraulic valve timing adjusting apparatus |
| 01/20/1999 | EP0892154A1 Device for valve rotation |
| 01/19/1999 | US5860882 Process for manufacturing phased sprocket assemblies by capacitor discharge welding |
| 01/19/1999 | US5860399 Hydraulic clearance compensation element |
| 01/19/1999 | US5860398 Engine tappet |
| 01/19/1999 | US5860397 Device for varying valve timing of gas exchange valves of internal combustion engine |
| 01/19/1999 | US5860328 Shaft phase control mechanism with an axially shiftable splined member |
| 01/14/1999 | WO1999001651A1 Free piston internal combustion engine |
| 01/14/1999 | DE19729946A1 Valve-gear for internal combustion engine |
| 01/13/1999 | EP0890725A2 Apparatus for and method of controlling internal combustion engine |
| 01/13/1999 | EP0890713A2 Camshaft bearing frame |
| 01/13/1999 | EP0890712A1 Molded plastic camshaft with metal seal ring |
| 01/13/1999 | EP0890019A1 Internal combustion engine |
| 01/13/1999 | CN2303930Y Balancing-type four-stroke engine axial-cam |
| 01/12/1999 | US5857437 Method of and apparatus for continuously and variably controlling valve timing of internal engine |
| 01/07/1999 | EP0889206A1 Variable valve actuation apparatus |
| 01/07/1999 | EP0889205A1 Rocker arrangement for valve drive in an internal combustion engine |
| 01/07/1999 | DE19829049A1 Valve controller for internal combustion engines |
| 01/07/1999 | DE19827930A1 Valve control device for internal combustion engines |
| 01/07/1999 | DE19728479A1 Vorrichtung zur Betätigung eines Gaswechselventils mit einem elektromagnetischen Aktuator A device for actuating a gas exchange valve with an electromagnetic actuator |
| 01/07/1999 | DE19728100A1 Pushrod for IC engine valve drive |
| 01/07/1999 | DE19727667A1 Control time adjustment device for engine valves |
| 01/06/1999 | CN2303084Y Variable gas intaking valve linkage operation device |
| 01/06/1999 | CN1204004A Structure of overhead-valve internal combustion engine and manufacturing method for the same |
| 01/06/1999 | CN1204002A Air-cooled engine for general use |
| 01/05/1999 | US5855191 Hydraulic lash adjuster for an internal combustion engine |
| 12/30/1998 | EP0887529A2 Air-cooled engine for general use |
| 12/30/1998 | EP0887519A1 Valve operating system in internal combustion engine |
| 12/30/1998 | EP0887518A1 Improved metering valve for ball plunger or pushrod socket |
| 12/30/1998 | EP0887517A2 Structure of overhead-valve internal combustion engine and manufacturing method for the same |
| 12/30/1998 | CN1203650A Diesel V-engine |
| 12/30/1998 | CN1203309A Valve operating system in internal combustion engine |
| 12/30/1998 | CN1203133A Engine tappet of high abrasion resistance and method for manufacturing same |
| 12/24/1998 | DE19756580A1 Highly wear resistant coated engine tappet |
| 12/24/1998 | DE19747032C1 Variable valve drive for internal combustion engine |
| 12/24/1998 | DE19726365A1 Safety clip for transport and storage of variable valve timing control unit |
| 12/22/1998 | US5850812 Engine having variable valve timing mechanism |