| 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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| 05/15/2008 | DE102006053550A1 Internal-combustion engine i.e. diesel internal-combustion engine, has valve cone of outlet and inlet valves coated areawise with thermal damping material and insulating material, where sections of cone are coated with damping material |
| 05/14/2008 | CN201059209Y Engine valve seat insert structure |
| 05/08/2008 | DE4438618B4 Zylinderkopf für Hochleistungs-Verbrennungsmotor mit innerer Verbrennung A cylinder head for high-performance internal combustion engine with internal combustion |
| 05/08/2008 | DE102004029504B4 Verfahren zur Herstellung eines Aktuators und nach dem Verfahren erhältlicher Aktuator Process for the preparation of an actuator and obtainable by the method actuator |
| 05/07/2008 | EP1918533A1 Method and device for recording a valve stroke |
| 05/07/2008 | CN201057097Y Cylinder cap with independent valve push rod lining |
| 05/07/2008 | CN101175901A Internal combustion engine having a reduced cylinder head height |
| 05/02/2008 | WO2008049995A2 Assembly consisting of an engine cylinder valve and of an actuator with clearance compensating end stop |
| 04/30/2008 | DE19526848B4 Verfahren zur drosselfreien Laststeuerung einer Kolbenbrennkraftmaschine mit variablen ansteuerbaren Gaswechselventilen A method for throttle-free load control of a reciprocating internal combustion engine with variable controllable gas exchange valves |
| 04/30/2008 | DE112007000014T5 Messen von Spalten zwischen Ventilsitzen und Befestigungsteilen Measuring gaps between the valve seats and mounting hardware |
| 04/30/2008 | CN101169054A Lightweight air valve |
| 04/30/2008 | CN100385094C Method and device for cooling valve |
| 04/29/2008 | US7363892 Engine valve operating system |
| 04/29/2008 | US7363890 Method and device for operating an internal combustion engine |
| 04/15/2008 | US7357119 Variable valve type internal combustion engine and control method thereof |
| 04/10/2008 | WO2008041084A2 Internal combustion engine |
| 04/10/2008 | US20080083391 Raw material powder for laser clad valve seat and valve seat using the same |
| 04/10/2008 | DE19822800B4 Ventilsteuerzeitenregler für eine Brennkraftmaschine Valve timing controller for an internal combustion engine |
| 04/10/2008 | DE102006045827A1 Axialverschiebbares Bauteil insbesondere in einem Kraftfahrzeugmotor oder -getriebe Axialverschiebbares component, in particular in a motor vehicle engine or gear box |
| 04/03/2008 | DE19754138B4 Hubventil einer Brennkraftmaschine, insbesondere Einlaß-Hubventil A poppet valve of an internal combustion engine, especially intake stroke valve |
| 04/02/2008 | CN100378302C A four-stroke engine |
| 03/27/2008 | US20080072874 Method and device for operating an internal combustion engine |
| 03/27/2008 | DE19602720B4 Hubventil Globe valve |
| 03/27/2008 | DE102007042434A1 Verbrennungsmotor Combustion engine |
| 03/27/2008 | DE102007042092A1 Tellerventil für einen Verbrennungsmotor Poppet valve for an internal combustion engine |
| 03/20/2008 | WO2008032491A1 Electromagnetic valve device for engine |
| 03/12/2008 | CN101142379A Gas shuttle valve provided with an anti-corrosive layer |
| 03/12/2008 | CN100374605C Power-matallurgy valve seat inserts |
| 03/11/2008 | US7341108 Well downhole liquid dispenser |
| 03/11/2008 | US7341040 Supercharged two-cycle engines employing novel single element reciprocating shuttle inlet valve mechanisms and with a variable compression ratio |
| 03/06/2008 | US20080053395 Port Arrangment for a Rotary Valve Engine |
| 03/06/2008 | DE102004005140B4 Diagnose der richtigen Betriebsweise einer Ladungsbewegungssteuereinrichtung für Zylinder Diagnosis of the correct operation of a charge motion control device for cylinder |
| 03/05/2008 | CN201031715Y Engines variable air valve mechanism |
| 02/29/2008 | CA2558144A1 Valve assembly for positive displacement pumps |
| 02/27/2008 | CN101131132A Momentary inflating engine |
| 02/27/2008 | CN101131107A Double-overhead camshaft four-valve air distribution mechanism of motorcycle engine |
| 02/21/2008 | US20080042092 Valve |
| 02/20/2008 | CN201025082Y A car engine valve strengthened via spraying and welding |
| 02/19/2008 | US7331398 Multi-drop flow control valve system |
| 02/13/2008 | EP1887246A1 Coiled spring |
| 02/13/2008 | EP1377732B1 Connection between a stem end of a gas exchange valve in an internal combustion engine and a sleeve-shaped control piston on a tappet |
| 02/12/2008 | US7328679 Valve guide structure |
| 02/07/2008 | DE10220195B4 Viertaktmotor Four-stroke engine |
| 02/06/2008 | EP1884630A1 Valve stem seal |
| 02/06/2008 | EP1883744A1 Internal combustion engine having a reduced cylinder head height |
| 02/06/2008 | CN101117901A Fixing method for air valve seat and special mould therefor |
| 01/30/2008 | EP1882750A2 Raw material powder for laser clad valve seat and valve seat using the same |
| 01/29/2008 | US7322374 Actuator for actuating a lift valve |
| 01/24/2008 | WO2007096826A3 Device for controlling the movement of a valve, in particular of an intake valve, of an internal engine |
| 01/23/2008 | CN100363664C Reed valve assembly |
| 01/22/2008 | CA2457421C Exhaust gas purifying device for engines |
| 01/17/2008 | WO2007104067A3 Gas exchange channel for an internal combustion engine |
| 01/16/2008 | EP1287173B1 $g(G)-TIAL ALLOY-BASED COMPONENT COMPRISING AREAS HAVING A GRADUATED STRUCTURE |
| 01/16/2008 | CN101107429A Valve for controlling gas exchange, especially in internal combustion engines |
| 01/16/2008 | CN100362237C Discharge valve for compressor |
| 01/15/2008 | CA2221229C Adherently sprayed valve seats |
| 01/10/2008 | WO2008004708A1 Method for manufacturing cast iron member, cast iron member, and engine for vehicle |
| 01/10/2008 | US20080006793 Valve for Controlling Gas Exchange, Especially in Internal Combustion Engines |
| 01/10/2008 | DE202007015804U1 Klappenventil-Steuerung für eine Verbrennungskraftmaschine Flap valve control for an internal combustion engine |
| 01/08/2008 | US7316386 Valve stem seal assembly |
| 01/03/2008 | DE102006029897A1 Poppet valve guide for controlling exhaust gas channel, has casing made of material that is completely different from material of base, where casing material covers outer edge area on front side of guiding unit facing exhaust gas channel |
| 01/02/2008 | CN200999635Y Car engine air valve |
| 01/01/2008 | US7314027 Variable valve unit for internal combustion engine |
| 12/27/2007 | US20070298980 comprising a molybdenum metal phase and an alloy phase consisting of iron, nickel, cobalt, chromium, copper and zinc, having wear and heat resistance under high temperature and pressure, low or high speed sliding; nonseizing |
| 12/26/2007 | CN100357576C Combustion chamber structure for internal combustion engine |
| 12/26/2007 | CN100357572C Double-piston engine |
| 12/19/2007 | CN200993033Y Valve improvement structure |
| 12/12/2007 | EP1864003A1 Gas shuttle valve provided with an anti-corrosive layer |
| 12/12/2007 | CN101086213A Valve structure for internal combustion |
| 12/05/2007 | EP1710394A4 Piston machine |
| 12/05/2007 | CN100353038C Apparatus and method for lessening the accumulation of high boiling fraction from fuel in intake valves of combustion engines |
| 12/01/2007 | CA2590803A1 Articulating guide seal |
| 11/22/2007 | WO2007132696A1 Spring retainer and spring system |
| 11/22/2007 | US20070266984 Lightweight Valve |
| 11/21/2007 | EP1857645A2 Valve stem seal |
| 11/21/2007 | EP1856377A1 Reed valve for an internal combustion engine |
| 11/21/2007 | CN101074625A Air pre-compressed feeding system of aerating engine |
| 11/20/2007 | US7296610 Method of manufacturing metallic components |
| 11/14/2007 | EP1854965A1 Oil seal |
| 11/14/2007 | EP1430202B1 Actuator for actuating a lift valve |
| 11/14/2007 | CN200975292Y Improved structural of engines and compressor |
| 11/14/2007 | CN200975270Y Mounting structure for diesel engine air valve spring |
| 11/14/2007 | CN101070765A Motorcycle engine exhaust valve rod |
| 11/07/2007 | EP1751403B1 Valve actuating device |
| 11/07/2007 | CN101068999A Surface modifying jig of engine valve and surface modifying method employing the same |
| 11/07/2007 | CN101067387A Method for raising diesel engine performance and setting structure of its method |
| 10/31/2007 | DE102006018998A1 Kupplungsvorrichtung zwischen einem Gaswechselventil und einem Ventilbetätigungselement Coupling device between a gas exchange valve and a valve actuator |
| 10/25/2007 | US20070245993 Variable Valve Type Internal Combustion Engine and Control Method Thereof |
| 10/24/2007 | CN100344781C Build-up wear-resistant copper alloy and valve seat |
| 10/18/2007 | WO2004079237A3 Valve for internal combustion engine, its method of manufacturing, and the high-temperature titanium alloy for the valve |
| 10/18/2007 | DE102007008095A1 Federvorrichtung und Ventiltrieb eines Verbrennungsmotors, der diesen verwendet A spring device and the valve train of an internal combustion engine that uses this |
| 10/17/2007 | EP1844217A1 Valve for controlling gas exchange, especially in internal combustion engines |
| 10/17/2007 | EP1153211B1 Failsafe control system and method for an electromagnetically driven valve |
| 10/16/2007 | US7281527 Internal combustion engine and working cycle |
| 10/11/2007 | DE102006016109A1 Combustion engine annular valve arrangement, has ring-shaped valve disc for valve or valves |
| 10/11/2007 | DE102006013885A1 Valve-cooling device for an internal combustion engine comprises a valve device having a channel that receives hot exhaust gas from the combustion chamber and lies adjacent to a region becoming hot during operation |
| 10/10/2007 | CN100342120C Valve operating mechanism of internal combustion engine |
| 10/04/2007 | WO2007111156A1 Measurement of gaps between valve seats and attachment parts |
| 10/04/2007 | WO2007110905A1 Method of nitriding of iron group base alloy substrate |
| 10/04/2007 | DE102005035296B4 Verfahren zur Herstellung von Hubkolbenmaschinen sowie Hubkolbenmaschine A process for the production of reciprocating engines and reciprocating piston engine |