| 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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| 02/20/2002 | CN2477835Y Valve oil seal of gasoline engine and diesel engine with metal skeleton |
| 02/20/2002 | CN2477834Y Valve oil seal of gasoline engine and diesel engine |
| 02/20/2002 | CN1336983A Failsafe control system and method for an electromagnetically driven valve |
| 02/19/2002 | US6348079 Sintered alloy having a wear resistance for a valve seat and method of producing the same |
| 02/14/2002 | WO2002012682A1 Improvements in cam contacting devices |
| 02/14/2002 | WO2001049437A3 Powder metallurgy produced sinter shaped part |
| 02/14/2002 | WO2001049436A3 Powder metallurgy produced press-sinter shaped part |
| 02/14/2002 | US20020017272 Internal combustion engine |
| 02/14/2002 | DE10038332A1 Composite valve for motor vehicle internal combustion engine has stem inserted into end of bore in valve head and retained by upsetting |
| 02/14/2002 | DE10037132A1 Production of a plate valve used as an inlet and outlet valve of an I.C. engine comprises connecting a sintered valve head of a plate valve with the valve shaft using a welding process |
| 02/14/2002 | CA2417674A1 Improvements in cam contacting devices |
| 02/13/2002 | EP1179121A1 Electromagnetic multiple actuator |
| 02/12/2002 | US6346317 Substrate for ceramic sheets |
| 02/12/2002 | US6345598 3-D braided composite valve structure |
| 02/12/2002 | US6345440 Methods for manufacturing multi-layer engine valve guides by thermal spray |
| 02/08/2002 | CA2315595A1 Improvements in variable valve timing systems |
| 02/07/2002 | WO2002010558A1 Connection between two shaft ends, positioned coaxially one behind the other, of a gas shuttle valve in an internal combustion engine and a valve actuator |
| 02/07/2002 | DE10128566A1 Multilayer motor valve guide manufacture involves spraying a composite metal and lubricating polymer onto a rotating mandrel, coating with metal and cutting into lengths |
| 02/07/2002 | DE10036810A1 Verbindung zwischen zwei koaxial hintereinander angeordneten Schaftenden eines Gaswechselventils einer Brennkraftmaschine und eines Ventilstellers Connection between two coaxially successively arranged stem ends of a gas exchange valve of an internal combustion engine and a valve disk |
| 02/07/2002 | DE10034773A1 Gaswechselventilanordnung Gas exchange valve assembly |
| 02/05/2002 | US6343577 Apparatus and method for controlling position of electromagnetically operated engine valve of internal combustion engine |
| 01/31/2002 | WO2002008579A1 Gas-exchange valve control for a valve-controlled internal combustion engine |
| 01/31/2002 | US20020011267 Ti alloy poppet valve and a method of manufacturing the same |
| 01/31/2002 | US20020011228 Composite lightweight valve for internal combustion engines |
| 01/31/2002 | DE10035239A1 Brennkraftmaschine Internal combustion engine |
| 01/30/2002 | CN1333418A Titanium alloy life valve and method for making same |
| 01/29/2002 | US6341591 Direct fuel injection-type spark ignition internal combustion engine |
| 01/29/2002 | US6341588 Valve spring retainer and a valve operating mechanism |
| 01/24/2002 | WO2002006640A1 Gas exchange valve arrangement and valve seat construction with a ring-shaped groove |
| 01/24/2002 | US20020007807 Two-cycle internal combustion engine |
| 01/24/2002 | DE10031927A1 Multi-part valve, for an IC motor, has a lightweight valve head bonded to a lightweight valve shaft by friction welding using low-cost components giving high thermal and mechanical resistance |
| 01/23/2002 | EP1174593A2 TI alloy poppet valve and a method of manufactoring the same |
| 01/23/2002 | EP1173659A1 Electromagnetic linear actuator with position sensor |
| 01/23/2002 | CN1078303C Spark plug functon incoprorated engine valve and valve mechanism |
| 01/22/2002 | US6340377 High-temperature wear-resistant sintered alloy |
| 01/17/2002 | WO2002004801A1 Internal combustion engine |
| 01/17/2002 | US20020006859 Containing adjuvant |
| 01/16/2002 | EP1172452A2 Wear-resistant iron base alloy |
| 01/16/2002 | EP1171692A1 Adjustable device for valve control and method for adjusting same |
| 01/16/2002 | EP0836675B1 Arrangement in a cylinder head |
| 01/16/2002 | CN1077954C Pump for feeding fuel |
| 01/15/2002 | US6338906 Sintering ceramic matrices and interconnecting pore structure |
| 01/15/2002 | US6338325 Valve operating mechanism of an internal combustion engine |
| 01/15/2002 | CA2020191C Frustoconical valve stem sealing element |
| 01/10/2002 | DE10031618A1 Gas exchange valve unit for internal combustion engine has operating device acting on free end of valve stem forming one guide surface, other being formed by guide body |
| 01/03/2002 | WO2002001054A2 Conjugate vortex stratified exhaust gas recirculation system |
| 01/03/2002 | DE10029508A1 Channel unit for charge changing device of reciprocating machines, has multisectional channel blocks which surround areas forming charge changing channels |
| 01/03/2002 | DE10029299A1 Lightweight valve used for reciprocating piston machines comprises a sturdy valve plate provided with a central opening for receiving the end of a valve shaft made of an steel alloy |
| 01/03/2002 | DE10028587A1 Ventilbetrieb einer Verbrennungskraftmaschine Valve operation of an internal combustion engine |
| 01/02/2002 | EP1167701A1 Internal combustion engine valve lock assembly |
| 01/02/2002 | EP1167700A2 A valve device of an internal combustion engine |
| 01/01/2002 | US6334429 Integrated lost motion rocker brake with control valve for lost motion clip/reset |
| 12/27/2001 | US20010054410 Monovalve with integrated fuel injector and port control valve, and engine using same |
| 12/20/2001 | DE10120724A1 Ventilsitz für Brennkraftmaschinen und Verfahren zu dessen Herstellung Valve seat for internal combustion engines and methods for its preparation |
| 12/19/2001 | EP1164257A1 Valve drive for internal combustion engine |
| 12/19/2001 | EP0885349B1 Outwardly opening valve system for an engine |
| 12/11/2001 | US6328012 Cylinder head and valve configuration |
| 12/06/2001 | US20010047784 Valve spring retainer and a valve operating mechanism |
| 12/06/2001 | US20010047782 Engine valve assembly for internal combustion engine |
| 12/05/2001 | EP1160420A2 Engine valve assembly for internal combustion engine |
| 11/29/2001 | US20010045193 Electromagnetically-powered valve operating apparatus of automotive internal combustion engine |
| 11/29/2001 | US20010044999 Method for sealing and/or joining an end of a ceramic filter |
| 11/28/2001 | EP1158275A1 Axial position sensor |
| 11/28/2001 | CN1324430A Cam operating system |
| 11/27/2001 | US6323458 Joined metal member and method of joining said member |
| 11/27/2001 | US6321715 Conjugate vortex stratified exhaust gas recirculation system for internal combustion engine |
| 11/27/2001 | US6321710 Diffusion joining structure |
| 11/27/2001 | US6321706 Variable valve opening duration system |
| 11/22/2001 | WO2001088214A1 Η-tial alloy-based component comprising areas having a graduated structure |
| 11/22/2001 | US20010042566 Valve position detector |
| 11/22/2001 | US20010042530 Valve spring retainer and a valve operating mechanism |
| 11/22/2001 | DE10024343A1 One-piece component used e.g. for valves in combustion engines has a lamella cast structure |
| 11/20/2001 | US6318336 Intake port for an internal-combustion engine |
| 11/20/2001 | US6318328 Dry valve stem seal |
| 11/20/2001 | US6318327 Valve system for internal combustion engine |
| 11/20/2001 | US6318319 Valve timing control device for an internal combustion engine |
| 11/15/2001 | WO2001086123A1 Electromagnetic valve actuator |
| 11/15/2001 | WO2001086009A1 Steel composition, method for making same and parts produced from said compositions, particularly valves |
| 11/14/2001 | EP1153702A1 Method and device for placing of half-cones in the conical recess of a retainer |
| 11/14/2001 | EP1153211A1 Failsafe control system and method for an electromagnetically driven valve |
| 11/14/2001 | EP1153205A1 Valve seal assembly for an internal combustion engine |
| 11/14/2001 | EP0980443B1 Method of forming a component by sintering an iron-based powder mixture |
| 11/13/2001 | US6315843 Method of manufacturing a sliding component |
| 11/13/2001 | US6314932 Valve guide system and method |
| 11/08/2001 | US20010037842 Valve seat for internal combustion engines |
| 11/08/2001 | DE10109370A1 Brennkraftmaschine mit Direkteinspritzung Internal combustion engine with direct injection |
| 11/07/2001 | EP1152127A1 Hollow poppet valve and its manufacturing method |
| 11/06/2001 | US6311668 Monovalve with integrated fuel injector and port control valve, and engine using same |
| 11/06/2001 | US6311661 Valve spring retainer and a valve operating mechanism |
| 10/30/2001 | US6308675 Gas exchange valve with a hollow space |
| 10/25/2001 | US20010032959 Valve collect for desmodromic engine |
| 10/25/2001 | US20010032676 Reed valve for engine |
| 10/25/2001 | US20010032609 Air intake for internal combustion engine |
| 10/25/2001 | DE10105763A1 Valve operating device for lift valve in internal combustion engine has holding device formed by first or second valve spring, with second spring in closed position or first spring in open position exerting stable holding force on valve |
| 10/25/2001 | DE10019777A1 Method for dismantling valves from cylinder head of IC engine has all the valve springs compressed by an array of press tools and with magnetic removal of the collets |
| 10/25/2001 | DE10018060A1 Procedure for manufacture of cylinder head of internal combustion engine entails supplying individual valves depending on volume class determined for each combustion chamber |
| 10/23/2001 | US6305666 Heat resistant cobalt-based alloy particles containing molybdenum and chromium; dispersed calcium fluoride |
| 10/18/2001 | DE10016878A1 Schliessfeder-Vorrichtung für den Ventiltrieb eines Gaswechselventils einer Brennkraftmaschine Recoil device for the valve train a gas exchange valve of an internal combustion engine |
| 10/18/2001 | CA2343849A1 Heavy-duty valve stem seal assembly |
| 10/16/2001 | US6304161 Electromagnetic actuator, particularly for driving an engine valve |