| 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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| 03/15/2012 | DE102011109473A1 Sintered component e.g. cam for assembled camshaft of internal combustion engine, comprises surface portion of sintered component, boundary layer compaction, and hardened region, where compression layer is produced in surface portion |
| 03/14/2012 | CN101611219B Valve spring device and valve gear mechanism adapted for use in engine and using the valve spring device |
| 03/06/2012 | US8127735 Engine assembly with valve seat vent passages and method of forming |
| 03/01/2012 | WO2012026011A1 Hollow poppet valve and method for manufacturing same |
| 03/01/2012 | WO2012025351A1 Exhaust gas recirculating valve for an internal combustion engine |
| 03/01/2012 | US20120049098 Actuator for a shutter, particularly a firewall shutter |
| 02/28/2012 | US8122861 Two-stroke cycle combustion engine of air scavenging type |
| 02/23/2012 | WO2012024019A1 Pre-oxidation of engine valves and seat inserts for improved life |
| 02/23/2012 | US20120043489 Apparatus to bias valve closure members |
| 02/23/2012 | DE102011109811A1 Motor mit einem ventilhubmechanismus mit ölströmungs-steuermerkmalen Engine with a valve lift with oil flow control features |
| 02/22/2012 | EP2420654A1 Pressure balanced engine valves |
| 02/16/2012 | US20120037666 Anti-Drip Valve for Fluid Dispensers |
| 02/16/2012 | DE102004043550B4 Verschleißfeste Beschichtung, ihre Verwendung und Verfahren zur Herstellung derselben A wear-resistant coating, their use and method for producing the same |
| 02/15/2012 | EP2416923A1 Method for repairing worn valve spindles |
| 02/15/2012 | DE202011107441U1 Rollengelagerte Ventilführung für Kraft- und Arbeitsmaschinen zur Reduzierung der Reibungsverluste Roller bearing valve guide for engines and machines to reduce friction losses |
| 02/15/2012 | CN202144754U 内燃机的气门弹簧 Internal combustion engine valve spring |
| 02/09/2012 | DE102005017064B4 Variable Ventileinheit für Verbrennungsmotor Variable valve assembly for internal combustion engine |
| 02/08/2012 | CN202140199U Air intake valve type fuel gas supplying mechanism |
| 02/07/2012 | US8109249 Valve control for a gas exchange valve in an internal combustion engine |
| 02/02/2012 | WO2012013169A1 Environmentally friendly internal combustion engine having a pneumatic valve |
| 02/02/2012 | DE102010036659A1 Internal combustion engine comprises several working cylinders and several combustion chambers, each of which is connected or closed by an outlet valve with an outlet duct and an inlet valve with an inlet duct to open and close |
| 02/01/2012 | CN101573519B 可变气门机构的控制装置 Variable valve mechanism control means |
| 01/25/2012 | CN102330583A Automobile engine valve seat ring |
| 01/25/2012 | CN102330582A Engine assembly including asymmetric exhaust valve configuration |
| 01/18/2012 | CN202117728U Valve oil seal |
| 01/17/2012 | US8097825 Laser cladding apparatus and method |
| 01/12/2012 | DE102010034948A1 Motoranordnung mit asymmetrischer Auslassventilkonfiguration Motor assembly with asymmetric Auslassventilkonfiguration |
| 01/11/2012 | CN102312691A Split-type valve spring seat |
| 01/05/2012 | US20120001114 Shut-off valve |
| 01/05/2012 | DE10134114B4 Brennkraftmaschine mit Direkteinspritzung Internal combustion engine with direct injection |
| 01/04/2012 | CN202100288U Closed valve lock clamp |
| 01/04/2012 | CN101443576B Spring retainer and spring system |
| 12/28/2011 | CN202090974U 多缸发动机进气门 Multi-cylinder engine intake valve |
| 12/28/2011 | CN102301099A 燃料分配装置 Fuel dispensing device |
| 12/21/2011 | CN202081929U 一种气门导管 A valve conduit |
| 12/20/2011 | US8079339 Reciprocable member with anti-float arrangement |
| 12/08/2011 | US20110297112 Forced Air Valve Guide for an Internal Combustion Engine |
| 12/07/2011 | CN202065025U 带封气唇结构的气门油封 Gas valve seal with lip seal structure |
| 12/07/2011 | CN102269025A Novel hollow sodium filled valve |
| 11/30/2011 | EP2389499A1 Valve lash adjustment system for a split-cycle engine |
| 11/30/2011 | CN202055885U 气门油封 Valve seal |
| 11/30/2011 | CN202055884U 组合式阀杆油封 Combined valve stem seals |
| 11/30/2011 | CN202055883U 气门导杆油封 Valve guide rod seal |
| 11/30/2011 | CN102261273A R颈部螺旋抛光气门 R neck screw polished valve |
| 11/24/2011 | WO2011145758A1 Adiabatic insulated diesel engine, and highly efficient generator engine using same |
| 11/24/2011 | US20110284791 Spring seat for use with actuators |
| 11/23/2011 | CN202047877U Oil seal structure of engine valve |
| 11/23/2011 | CN102251843A Engine including valve geometry relative to bore size |
| 11/17/2011 | WO2011142287A1 Method for producing engine valve in which sodium metal is sealed |
| 11/17/2011 | US20110278775 Residual pressure holding valve and suspension strut |
| 11/17/2011 | US20110277718 Engine including valve geometry relative to bore size |
| 11/16/2011 | EP2262981B1 Bimetallic valve |
| 11/16/2011 | CN202039960U Cylinder head for low-power diesel engines |
| 11/10/2011 | WO2011110308A3 Valve assembly |
| 11/10/2011 | WO2011103868A3 Internal combustion engine and method for operating an internal combustion engine |
| 11/10/2011 | US20110272616 Valve actuator |
| 11/09/2011 | EP2276913B1 Outlet valve on a reciprocating engine |
| 11/09/2011 | CN202031673U Oil seal of valve guide pipe |
| 11/09/2011 | CN202031672U Valve spring of automobile engine |
| 11/08/2011 | US8052129 Steel spring damper |
| 11/03/2011 | WO2011135676A1 Spring retainer for internal combustion engine and method for manufacturing the same |
| 11/03/2011 | WO2011062434A3 Engine valve device |
| 11/01/2011 | US8047174 Internal combustion engine component and method for producing the same |
| 10/26/2011 | CN102226418A Novel air valve for fuel gas automobile |
| 10/19/2011 | CN102220457A Method for inhibiting laser melting and strengthening ending defects of valve seat ring |
| 10/13/2011 | US20110247580 Control valve mounting system |
| 10/06/2011 | WO2011123365A1 System and apparatus for controlling reverse flow in a fluid circuit |
| 10/05/2011 | CN202001111U Direct-acting valve engine |
| 10/05/2011 | CN202001075U Engine valve |
| 09/28/2011 | CN201991582U 一种气门导管 A valve catheter |
| 09/28/2011 | CN102203391A Corrosion resistant valve guide |
| 09/27/2011 | US8025039 Valve spring device and valve train of internal combustion engine using the same |
| 09/22/2011 | WO2011113079A1 Martin" cross-flow, 4 stroke side- valve engine |
| 09/21/2011 | CN201982154U 阀杆的调节结构 Adjust the structure of the stem |
| 09/21/2011 | CN201982152U 气缸阀杆 Cylinder valve stem |
| 09/21/2011 | CN102191964A Cylinder head for improved fluid flow performance |
| 09/21/2011 | CN101450479B Valve lock installation device |
| 09/15/2011 | WO2011111632A1 Vehicle valve stem seal |
| 09/15/2011 | DE102010011070A1 Ventilanordnung Valve assembly |
| 09/14/2011 | CN201972755U 燃气发动机气门装置 Gas engine valve device |
| 09/14/2011 | CN101634238B Temperature-pressure-die wall lubrication valve seat containing rare earth powder metallurgy and manufacturing method thereof |
| 09/09/2011 | WO2011107687A1 Cylinder head for an internal combustion engine |
| 09/07/2011 | EP2363585A1 Air charged combustion engine |
| 09/07/2011 | EP2363580A2 Valve stem seal |
| 09/07/2011 | EP1152127B1 Hollow poppet valve and its manufacturing method |
| 09/01/2011 | WO2011105620A1 Automotive engine valve comprising titanium alloy and having excellent heat resistance |
| 09/01/2011 | WO2011105338A1 Valve seat |
| 09/01/2011 | WO2011104923A1 Method for producing metallic-sodium-filled engine valve |
| 09/01/2011 | WO2011104921A1 Method for manufacturing hollow engine valve |
| 09/01/2011 | WO2011104916A1 Method for producing hallow engine valve |
| 09/01/2011 | WO2011104912A1 Method for producing metallic-sodium-filled engine valve |
| 09/01/2011 | WO2011104903A1 Hollow engine valve manufacturing method and hollow engine valve |
| 09/01/2011 | WO2011103868A2 Internal combustion engine and method for operating an internal combustion engine |
| 09/01/2011 | DE102010002457A1 Gas exchange valve for use in e.g. diesel combustion engine, has valve cone with valve stem and valve disk, where valve stem is coated with wear-resistant and hard coating in region of face surface |
| 08/31/2011 | CN201953875U 一种材料截面轮廓向内侧凸出的气门弹簧 Cross-sectional profile of a material to the inner valve spring projecting |
| 08/31/2011 | CN201953497U Valve rod type cylinder head capable of saving energy and reducing emission |
| 08/31/2011 | CN201953426U 一种胀紧型气门油封 One kind of swelling type valve seal |
| 08/31/2011 | CN201953421U Air cylinder head valve actuating mechanism of motorcycle |
| 08/25/2011 | US20110204274 Valve actuator with customizable overload clutch |
| 08/25/2011 | US20110203555 Valve Seat Insert |