| Patents for F01L 3 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof (4,573) |
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| 11/02/2000 | WO2000065203A1 Adjustable device for valve control and method for adjusting same |
| 11/02/2000 | EP1048825A1 Method for applying a wear resistant coating in/on parts of a combustion engine, especially a valve seat |
| 11/02/2000 | EP0901564B1 An exhaust valve for an internal combustion engine |
| 11/01/2000 | CN1271810A System and method for detecting malfunction related to valve of internal combustion engine |
| 10/31/2000 | US6139660 High corrosion resisting alloy for diesel engine valve and method for producing the valve |
| 10/31/2000 | US6139599 Abrasion resistant iron base sintered alloy material for valve seat and valve seat made of iron base sintered alloy |
| 10/31/2000 | US6139598 Powdered metal valve seat insert |
| 10/31/2000 | US6138643 Fuel injection device with oil seal |
| 10/31/2000 | US6138639 In-cylinder direct-injection spark-ignition engine |
| 10/31/2000 | US6138616 Device and method in combustion engines |
| 10/31/2000 | US6138351 Method of making a valve seat |
| 10/26/2000 | DE19918260A1 Connection between valve of combustion motor and actuator shaft; has one ore more springs, which apply axial restoring force to space valve and actuator shaft from each other |
| 10/24/2000 | US6135080 Valve guide system and method |
| 10/24/2000 | CA2018636C Precipitation hardening ferritic-pearlitic steel |
| 10/18/2000 | EP1044754A1 Metal welding method and metal bonding structure |
| 10/17/2000 | US6131603 Ti alloy poppet valve and surface treatment thereof |
| 10/11/2000 | EP1042600A1 Cylinder head for internal combustion engine |
| 10/04/2000 | EP1041252A2 Valve with electromagnetic actuator |
| 10/03/2000 | USH1869 Grit blasting a face of the engine valve train component, depositing an oxidation and corrosion resistacne chromium-aluminum-ytterium and group 8 metal alloy coating onto the face of valve train component, cooling and grinding |
| 10/03/2000 | US6125810 Ceramic valve guide with two internal diameters |
| 10/03/2000 | US6125809 Valve redesign for improved life |
| 09/30/2000 | CA2267882A1 'arvs' or attain's rotoport valve systems |
| 09/28/2000 | DE19912889A1 Production of a valve seat for a cylinder head of an I.C. engine comprises using an additional material made of an an alloy of aluminum, silicon and nickel |
| 09/26/2000 | US6123054 Sealing ring for reciprocating machine parts |
| 09/21/2000 | WO2000055479A1 Valve device for two-stroke engine |
| 09/21/2000 | DE19911020A1 Appliance for operating gas shuttle valve for IC engines |
| 09/19/2000 | US6119646 Guide for a movable member |
| 09/19/2000 | US6119645 Valve stem seal with non-rotatable retainer |
| 09/14/2000 | DE10009320A1 Control system for internal combustion engine starts engine after initial heating of all valves driven by electromagnetic arrangement is completed in non-overlapping sequential procedure |
| 09/05/2000 | US6114053 Method of overlaying by laser beam and overlaying structure |
| 09/05/2000 | US6112803 By pouring liquid aluminum into a cylinder head mold containing a mold core having stepped sections in the region of the valve seat ring and valve guides which are based on sintered and pressed iron or copper of given open pore volume |
| 08/31/2000 | DE19937147A1 Fixing device for connecting valve spring plate to valve shaft, in which valve shaft has through cylindrical jacket surface and clamping shell is of shape memory alloy |
| 08/24/2000 | WO2000049277A1 Valve seal assembly for an internal combustion engine |
| 08/22/2000 | CA2020190C Floating valve stem seal |
| 08/17/2000 | WO2000047876A1 Hollow poppet valve and its manufacturing method |
| 08/17/2000 | DE19904002A1 Two-stroke internal combustion engine, with closed crankcase and hollow pistons forming air charge precompression chamber |
| 08/17/2000 | DE19902420A1 Verfahren und Vorrichtung zur Überlastprüfung von Ventilen Method and apparatus for overload test of valves |
| 08/16/2000 | CA2298222A1 Valve stem seal with non-rotatable retainer |
| 08/09/2000 | EP1026494A1 Method and device for testing the strength of ceramic engine-valves |
| 08/09/2000 | EP1026272A1 Fe-based sintered valve seat having high strength and method for producing the same |
| 08/09/2000 | EP1025344A1 Electromagnetic control device |
| 08/08/2000 | US6101442 System and method for detecting a valve-related fault condition for an internal combustion engine |
| 08/08/2000 | US6099668 Heat resisting alloy for exhaust valve and method for producing the exhaust valve |
| 08/08/2000 | US6098590 Cylinder head for internal combustion engines |
| 08/03/2000 | DE19618477C2 Herstellungsverfahren für ein nitriertes Bimetallventil Manufacturing method for a nitrided bimetal valve |
| 08/02/2000 | EP1023527A1 Exhaust valve for internal combustion engines |
| 08/02/2000 | CN1261564A Forging method for titanium series metal, method for producing engine valve and engine valve |
| 07/27/2000 | WO2000043747A1 Method and device for proof testing valves |
| 07/19/2000 | CN1260405A Powdered metallurgy valve-seat insert piece |
| 07/11/2000 | US6085714 Carbon--carbon composite valve for high performance internal combustion engines |
| 07/11/2000 | US6085709 Engine rocker arm cover having reduced noise transmission |
| 07/04/2000 | US6083140 Pneumatic valve spring system having a single air compressor to also supply air actuated accessories |
| 07/04/2000 | US6082317 Valve seat for internal combustion engine |
| 06/27/2000 | US6079381 Valve-timing controller for an internal combustion engine |
| 06/15/2000 | WO2000034629A2 Carbon-carbon composite valve for high performance internal combustion engines |
| 06/15/2000 | DE19857183A1 Diagnose einer variablen Ventilsteuerung bei Verbrennungsmotoren Diagnosis of a variable valve control for internal combustion engines |
| 06/14/2000 | EP1008743A2 Engine rocker arm cover having reduced noise transmission |
| 06/14/2000 | EP1007824A1 Method of fitting a valve seating ring and an apparatus therefor |
| 06/13/2000 | US6073912 Increased strength, durability |
| 06/13/2000 | CA2182896C Sliding component and method of manufacturing the same |
| 06/10/2000 | CA2283002A1 Engine rocker arm cover having reduced noise transmission |
| 06/07/2000 | EP1006266A2 Direct fuel injection-type spark ignition internal combustion engine |
| 06/06/2000 | CA2185714C Valve guide insert |
| 05/25/2000 | DE19853895A1 Valve drive built into cylinder head of internal combustion engine, with regulator in input line |
| 05/24/2000 | EP1002883A1 Powdered metal valve seat insert |
| 05/16/2000 | US6062535 Exhaust gas recirculation valve with variable flow area |
| 05/10/2000 | EP0998622A1 Two-way gas valve |
| 05/04/2000 | DE19947848A1 Actuator for operating gas exchange valve in internal combustion engine has length compensated coupling element between control elements |
| 05/04/2000 | DE19847210A1 Verfahren und Vorrichtung zum mechanischen Prüfen des Ventiltellers von Keramikventilen Method and apparatus for the mechanical testing of the valve disc of ceramic valves |
| 05/03/2000 | EP0997614A2 Process for forging titanium-based material, process for producing engine valve, and engine valve |
| 05/03/2000 | EP0677157B1 Improved multiple stage reed valves for use in internal combustion engines |
| 04/26/2000 | EP0995884A2 Electromagnetic valve driving apparatus provided in an internal combustion engine |
| 04/26/2000 | EP0995883A1 Valve position detector |
| 04/26/2000 | EP0995027A1 Method for making a cylinder head with integrated valve seats and cylinder head with integrated valve seats |
| 04/25/2000 | US6053134 Cam operating system |
| 04/20/2000 | DE19935296A1 Gas exchange valves for valve-controlled reciprocating piston engines, during opening phase valves do not open into combustion chamber but are retracted from chamber into cylinder head area |
| 04/19/2000 | CN1250840A Mushroom like valve member made of aluminium or aluminium alloy, and making method thereof |
| 04/12/2000 | CN2373570Y Distributing valve for gas engine |
| 04/11/2000 | CA2119022C Titanium alloy bar suited for the manufacture of engine valves |
| 04/05/2000 | EP0990710A1 Magnesium alloy forging material and forged member, and method for manufacturing the forged member |
| 04/05/2000 | CN1249355A Magnesium alloy forged material and member, and method for mfg. forged member |
| 03/30/2000 | DE19940854A1 Engine control system has calculation unit to compute valve opening timing of inlet valve, based on computed air fuel ratio target |
| 03/29/2000 | EP0989297A1 Internal combustion piston engine |
| 03/29/2000 | EP0898642B1 A movable wall member in the form of an exhaust valve spindle or a piston in an internal combustion engine |
| 03/29/2000 | CN1248671A Reciprocative piston type internal combustion engine |
| 03/21/2000 | US6039919 High corrosion resisting alloy for diesel engine valve |
| 03/15/2000 | EP0985806A2 Valve spring retainer and method of machining the retainer |
| 03/09/2000 | WO2000012873A1 Cam operating system |
| 03/09/2000 | DE19840578A1 Electromagnetic actuator for lifting operation of gas exchange valve of IC engine has spring washer with recess coaxial to push rod for locking elements working with push rod using sphere/sphere contact surfaces |
| 03/09/2000 | DE19549546C2 Induction and exhaust valves for IC engine |
| 02/23/2000 | EP0980443A1 Method of forming a component by sintering an iron-based powder mixture |
| 02/15/2000 | CA2158125C High ph cerium compound colloidal dispersions and process for preparing the same |
| 02/10/2000 | WO2000006872A1 Guide for a movable member |
| 02/10/2000 | DE19835403A1 Air deflector for valve working in combustion engine, facilitates motion of valve by using pressure and energy of flow simultaneously |
| 02/03/2000 | WO2000005425A1 Titanium-based composite material, method for producing the same and engine valve |
| 01/26/2000 | EP0974000A1 Multicylinder internal combustion engine with two inlet valves and two outlet valves |
| 01/26/2000 | EP0973702A1 Sintered silicon nitride, components made therewith, specially valves, methods for the production and use thereof |
| 01/25/2000 | US6017591 Method of making adherently sprayed valve seats |
| 01/19/2000 | EP0823015B1 Thermodynamical aspiration valve |
| 01/19/2000 | CN1241679A Valve for internal combustion engine |