| Patents for F01L 9 - Valve-gear or valve arrangements actuated non-mechanically (7,196) |
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| 01/19/2005 | CN1185404C System for using in hydraulic driving of discharge valve for IC engine |
| 01/18/2005 | US6845300 Control methods for electromagnetic valve actuators |
| 01/13/2005 | US20050005881 Device for the control of gas exchange valves |
| 01/13/2005 | DE10325067B3 Control apparatus for two-stroke large sized engine, has servo-valve slider which can be slid into main-valve slider to control at least one of flow paths arranged in main-valve slider |
| 01/13/2005 | DE10324943A1 Device for resetting of a component that is rotatable between two positions, for use in internal combustion engine, comprises torsion rod connected to a spring element which brings the component in its middle position |
| 01/13/2005 | DE102004026812A1 Verteiler zur Aufnahme von Hochdrucköl in einem nockenlosen Motor Manifold for receiving high pressure oil in a camless engine |
| 01/12/2005 | EP1496215A1 Method for driving a turbocharger |
| 01/12/2005 | EP1151186B1 Apparatus for controlling position of electromagnetically operated engine valve |
| 01/12/2005 | EP1144812B1 Electromagnetic actuator |
| 01/12/2005 | CN1563690A Smart controller of electronic air throttle |
| 01/12/2005 | CN1563679A Hydraulic driven gapless air valve |
| 01/11/2005 | US6840200 Electromechanical valve assembly for an internal combustion engine |
| 01/06/2005 | US20050001702 Electromechanical valve actuator |
| 01/06/2005 | US20050000477 Valve actuator for actuating a gas exchange valve of an internal combustion engine |
| 01/05/2005 | EP1492946A2 Compact lost motion system for variable valve actuation |
| 01/05/2005 | EP1492944A1 Integrated primary and auxiliary valve actuation system |
| 01/05/2005 | DE10311493B4 Zweitakt-Dieselmotor Two-stroke diesel engine |
| 01/04/2005 | US6838965 Electromagnetic actuator and method for adjusting said electromagnetic actuator |
| 01/04/2005 | US6837196 Engine valve actuator assembly with automatic regulation |
| 12/30/2004 | US20040263106 Method for driving actuators |
| 12/30/2004 | US20040261747 Semi-rotating valve assembly for use with an internal combustion engine |
| 12/30/2004 | US20040261736 Methods of controlling a camless engine to prevent interference between valves and pistons |
| 12/30/2004 | US20040261735 Sensor arrangement for recording the movement of an armature with suppression of interfering voltages |
| 12/30/2004 | DE10358818B3 Piezoelectric-hydraulic drive for poppet valve in internal combustion engine, has two large surface-area stacks of piezoelectric elements side-by-side with channels leading to small working chambers |
| 12/30/2004 | DE10325706A1 Method for controlling armature movement e.g. of electromagnetic actuator for motor vehicle gas exchange valve, involves control before reaching end position and matched to non-calibrated lift sensor in specific way |
| 12/29/2004 | WO2004113687A1 Valve drive for a gas exchange valve |
| 12/29/2004 | EP1491733A1 Control method and device for an internal combustion engine |
| 12/29/2004 | EP1491732A1 Method and device for controlling the speed of the valves of an internal combustion engine |
| 12/29/2004 | EP1491731A1 Electrohydraulic valve actuating unit of an internal combustion engine |
| 12/29/2004 | EP1491730A1 Method and device for controlling an electrohydraulic valve actuating unit of a combustion engine |
| 12/29/2004 | CN1558100A Long-stroke uniflow scavenging pressurized two stroke diesel engine with electric control sliding door exhaust valve |
| 12/23/2004 | DE10324807A1 Electronic misfire detection circuit for a combustion engine with hydraulically operated valves, determines the first time derivative of the pressure in the high-pressure rail distributor and when exhaust valves are opening |
| 12/23/2004 | DE10324806A1 Valve control method for a combustion engine with hydraulic valve control in which, when a misfire is detected, the exhaust valves are closed in the relevant cylinder and the fuel-air mixture is burnt in the next cycle |
| 12/23/2004 | DE10324805A1 Valve control method for a combustion engine with hydraulic valve control in which misfires are detected by monitoring the pressure in the high-pressure rail distributor and an exhaust valve closed in a misfire cylinder |
| 12/23/2004 | DE10324782A1 Detection of misfires in a combustion engine with hydraulic valve control by monitoring the pressure profile in the high-pressure rail distributor during opening of the solenoid control valve that opens the exhaust valve |
| 12/22/2004 | EP1489272A2 Control apparatus and method for variable valve |
| 12/22/2004 | EP1488081A1 Reciprocating engine and inlet system therefor |
| 12/22/2004 | EP1137868B1 Electromagnetic or electrohydraulic valve control device |
| 12/16/2004 | WO2004109077A2 Hcci engine with combustion-tailoring chamber |
| 12/16/2004 | WO2004088188A3 Electromagnetic actuating device |
| 12/16/2004 | US20040250783 System and method for actuating an engine valve |
| 12/16/2004 | US20040250781 Engine valve actuator assembly with dual automatic regulation |
| 12/16/2004 | US20040250780 Process for controlling the valves of an internal combustion engine |
| 12/16/2004 | DE202004011676U1 Electromagnetic linear adjusting device for operating a gas exchange valve in an internal combustion (IC) engine has a cup core with a support surface |
| 12/16/2004 | DE10341698A1 Ventilantrieb für ein Gaswechselventil Valve drive for a gas exchange valve |
| 12/16/2004 | DE10322881A1 Elektrischer Ventiltrieb mit Elektro- und Permanentmagneten Electric valve train with electrical and permanent magnets |
| 12/15/2004 | EP1485585A1 Device for controlling a gas exchange valve |
| 12/15/2004 | EP1485584A1 Cylinder piston drive |
| 12/15/2004 | EP1485579A1 Camshaft adjuster |
| 12/14/2004 | US6832149 Sliding mode controlling apparatus and sliding mode controlling method |
| 12/14/2004 | US6830536 Method and apparatus for controlling the cylinder torque of a combustion engine |
| 12/14/2004 | US6830233 Control apparatus of electromagnetic drive valve and control method of the same |
| 12/14/2004 | US6830019 Valve actuation in combustion engines with artificial muscles |
| 12/14/2004 | US6830018 Engine valve train |
| 12/09/2004 | WO2004106701A1 Semi-rotating valve assembly for use with an internal combustion engine |
| 12/09/2004 | US20040244756 High-speed controlling device |
| 12/09/2004 | US20040244742 Control system and method for engine valve actuator |
| 12/09/2004 | US20040244741 Hydraulically controlled actuator for actuating gas exchange valve on the exhaust side of an internal combustion engine |
| 12/09/2004 | US20040244740 Method of controlling energization of electro-magnetically driven valve with variable feedback gain |
| 12/09/2004 | US20040244733 Method of torque modulation |
| 12/09/2004 | US20040244574 Micro-adjustable hydraulic driving device |
| 12/09/2004 | DE202004012292U1 Electromagnetic servo drive, especially for operating combustion engine gas exchange valve, has electromagnetic device with two magnetic circuits, each with electromagnet(s) forming pole surfaces |
| 12/09/2004 | DE10323489A1 Verfahren für die Ansteuerung von Aktoren A method for the activation of actuators |
| 12/09/2004 | DE10323172A1 Treiberstufe für ein Solenoidventil Driver stage for a solenoid valve |
| 12/08/2004 | EP1484478A2 Controling method for an armature movement in an electromagnetic actuator |
| 12/08/2004 | EP1483484A2 Engine valve actuation system and method using reduced pressure common rail and dedicated engine valve |
| 12/07/2004 | US6827331 Electromagnetic actuator |
| 12/07/2004 | US6827051 Internal EGR quantity estimation, cylinder intake air quantity calculation, valve timing control, and ignition timing control |
| 12/07/2004 | US6827050 Fluid control valve actuating system |
| 12/02/2004 | WO2004104396A1 Driver stage for a solenoid valve |
| 12/02/2004 | WO2004104380A1 Valve drive for a gas exchange valve |
| 12/02/2004 | US20040238773 Controlled leakage hydraulic damper |
| 12/02/2004 | US20040237928 HCCI engine with combustion-tailoring chamber |
| 12/02/2004 | US20040237926 Semi-rotating valve assembly for use with an internal combustion engine |
| 12/02/2004 | US20040237921 Unit trigger actuator |
| 12/02/2004 | DE10321157A1 Valve actuator for gas exchange valve of IC engines has threaded sleeve connected to actuator piston and also clamping wedge parts |
| 12/02/2004 | DE10321017A1 Hubaktuator für Verbrennungsmotoren mit elektrischem Ventiltrieb Lift actuator for internal combustion engines with electric valve train |
| 12/01/2004 | EP1481467A1 Electroactive polymer devices for controlling fluid flow |
| 12/01/2004 | EP1481148A1 Device for controlling charge exchange valves |
| 12/01/2004 | CN1551945A A method of torque modulation |
| 11/30/2004 | US6823661 Diesel engine exhaust purifying device |
| 11/25/2004 | US20040234402 Motor drive apparatus |
| 11/25/2004 | DE10321036A1 Elektrischer Ventiltrieb mit Kurzschlussring Electric valve drive with short ring |
| 11/24/2004 | EP1479880A2 Valve drive with electromagnets and permanent magnets |
| 11/24/2004 | EP1479879A1 Electromagnetic valve drive with eddy-current circuit for passive braking of rotor |
| 11/18/2004 | WO2004099575A1 Method for pre-regulating an electromagnetic actuator |
| 11/18/2004 | WO2004036728A3 Linear step-by-step motor |
| 11/18/2004 | DE10318244A1 Motion control method for an armature in an electromagnetic actuator operates a gas exchange lifting valve in a motor vehicle's internal combustion engine |
| 11/18/2004 | DE102004018359A1 Hydraulischer Stellantrieb von insbesondere Gaswechselventilen eines Verbrennungsmotors Hydraulic actuator of particular gas exchange valves of an internal combustion engine |
| 11/18/2004 | DE102004008352A1 Hartbeschichtung auf einem Stator zur Verbesserung der Haltbarkeit einer Elektromagnetbetätigungsvorrichtung Hard coating on a stator to improve the durability of a solenoid actuator |
| 11/17/2004 | EP1477637A2 Stroke actuator for an internal combustion engine with electrical valve drive |
| 11/17/2004 | EP1476650A1 Method and device for controlling the opening of an inlet valve of an internal combustion engine |
| 11/16/2004 | US6819208 Electromagnetic linear actuator with position sensor |
| 11/16/2004 | US6817592 Electromagnetic valve actuator with soft-seating |
| 11/16/2004 | US6817325 Hydraulic manifold assembly for variable activation and deactivation of valves in an internal combustion engine |
| 11/16/2004 | US6817324 Control unit of electromagnetically driven valve and control method thereof |
| 11/11/2004 | WO2004097184A1 Electromagnetic valve actuator |
| 11/11/2004 | US20040222398 Electromagnetic actuator with non-symmetrical magnetic circuit layout for actuating a gas-reversing valve |
| 11/11/2004 | US20040221824 Rotary actuator device to control the stroke of a charge exchange poppet valve in the cylinder head of an internal combustion engine |
| 11/11/2004 | DE10318246A1 Controlling electromagnetic actuator armature in IC engine of vehicle, carrying out regulation taking into account change in direction of magnetic flux in armature achieved by reversing polarity of coils |