| Patents for F01L 9 - Valve-gear or valve arrangements actuated non-mechanically (7,196) |
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| 01/31/2002 | DE10031237A1 Electromagnetic actuator for gas exchange valve of internal combustion engine, has resonance circuit which is operated at frequency which is close but unequal to its resonance frequency |
| 01/30/2002 | EP1176287A1 Valve actuator driving device with stabilized current |
| 01/30/2002 | EP1175553A1 Method and device for opening and closing a valve of an internal combustion engine |
| 01/30/2002 | EP1175552A1 Method for measuring atmospheric pressure in an internal combustion engine with camless valves |
| 01/29/2002 | US6341585 Variable inlet valve damper for an internal combustion engine |
| 01/24/2002 | WO2002006641A1 A hydraulic valve system for controlling flow of gas into or out of a variable volume chamber of an internal combustion engine or compressor |
| 01/24/2002 | DE10131742A1 Method and layout for regulating the output torque of cylinders in a cam-free internal combustion engine uses an actuator to operate an inlet valve for a set time for letting a set amount of air/fuel enter a cylinder |
| 01/24/2002 | DE10034458A1 Electromagnetic valve actuator power supply, e.g. for IC engine fuel injector, has a boost voltage provided by capacitor |
| 01/24/2002 | DE10033923A1 Sensorless detecting of velocity and position in drives of electromagnetic adjustment systems, involves measuring current and voltage in excitation circuit and measuring characteristic line field |
| 01/23/2002 | EP1174596A1 Electromagnetic valve actuator in an internal combustion engine |
| 01/23/2002 | EP1174595A1 Valve actuator for internal combustion engine |
| 01/23/2002 | EP1174594A1 Hydraulically-assisted engine valve actuator |
| 01/23/2002 | EP1173663A1 Sturman power module and methods of operation |
| 01/23/2002 | EP1173659A1 Electromagnetic linear actuator with position sensor |
| 01/23/2002 | EP1173658A1 Method and circuit arrangement for operating a solenoid valve |
| 01/23/2002 | CN1332313A Method for driving exhaust valve in internal combustion engine and exhaust valve thereof |
| 01/22/2002 | US6340009 Internal combustion engine |
| 01/22/2002 | US6340008 Method for controlling an electromagnetic actuator for activating a gas exchange valve on a reciprocating internal combustion engine |
| 01/22/2002 | US6340007 Method for estimating the end-of-stroke positions of moving members of electromagnetic actuators for the actuation of intake and exhaust valves in internal combustion engines |
| 01/17/2002 | WO2002004790A1 Pressure pulse generator |
| 01/17/2002 | DE10126091A1 Electromagnetic actuator for intake/exhaust valve of internal combustion engine, switches specific transistors and supplies power to specific electromagnets for opening and closing of valve |
| 01/16/2002 | EP1172527A2 Control methods for electromagnetic valve actuators |
| 01/16/2002 | EP1171704A1 Control system for an internal combustion engine with electromechanically actuated charge change valves |
| 01/16/2002 | EP1171703A1 Control device for actuators of an internal combustion engine |
| 01/16/2002 | EP1171702A1 Circuit for controlling at least one electromechanically actuated inlet and outlet valve of an internal combustion engine |
| 01/16/2002 | EP1171694A1 Control device and method for operating an internal combustion engine |
| 01/16/2002 | EP1171693A1 Load control circuit and method for effecting the emergency operation of an internal combustion engine |
| 01/16/2002 | EP1171692A1 Adjustable device for valve control and method for adjusting same |
| 01/15/2002 | US6338321 Electronic device for controlling gas exchange valves of an internal combustion engine with variable opening functions |
| 01/15/2002 | US6338320 Hydraulically-assisted engine valve actuator |
| 01/10/2002 | US20020003462 Electromagnet device |
| 01/09/2002 | EP1170489A2 Valve timing system for a camless engine |
| 01/09/2002 | EP1170469A1 Electromagnetic valve drive |
| 01/09/2002 | EP1170468A2 System and method for valve timing control |
| 01/09/2002 | EP1169553A1 Method for producing an electromagnetic actuator, and electromagnetic actuator |
| 01/09/2002 | EP1169552A1 Electromagnetic device for valve control |
| 01/08/2002 | US6336440 Misfire detection method for a piston combustion engine with electromagnetic fuel charge valve |
| 01/08/2002 | US6336431 Valve driving apparatus provided in an internal combustion engine |
| 01/03/2002 | DE10126025A1 Electromagnetic actuator for combustion engine valves has at least one additional spring force acting in closing direction during armature movement from valve closed to open position |
| 01/03/2002 | DE10029292A1 Internal combustion engine for controlling valves electromagnetically incorporates a generator fitted directly on a cylinder head to supply electromagnetic valve control and driven by a crankshaft |
| 01/02/2002 | EP1167734A2 Enhanced multiple injection for auto-ignition in internal combustion engines |
| 01/02/2002 | EP1167725A2 Engine valve drive control apparatus and method |
| 01/02/2002 | EP1167704A1 Electromagnetic actuator with laminated armature for the actuation of the valves of an internal combustion engine |
| 01/02/2002 | EP1167703A2 Electronic apparatus for controlling actuators of an engine with means to vary the valve timing and/or the valve lift |
| 01/02/2002 | EP1167702A1 Electomagneticaly actuated poppet valve with pneumatic return springs for an internal combustion engine |
| 01/02/2002 | EP1165960A1 Fuel injection valve and method for operating the same |
| 01/02/2002 | EP1165959A1 Method for operating a fuel injection valve |
| 01/02/2002 | EP1165944A1 Method of determining the position of an armature |
| 01/01/2002 | US6334429 Integrated lost motion rocker brake with control valve for lost motion clip/reset |
| 01/01/2002 | US6334413 Electromagnetic actuating system |
| 12/27/2001 | WO2001098636A1 Variable lost motion valve actuator and method |
| 12/27/2001 | US20010056322 Enhanced multiple injection for auto-ignition in internal combustion engines |
| 12/27/2001 | US20010054411 Apparatus for direct gasoline injection in a piston engine |
| 12/27/2001 | US20010054401 Electromagnetic actuator for the actuation of the valves of an internal combustion engine |
| 12/27/2001 | US20010054400 Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine |
| 12/27/2001 | US20010054399 Valve control system for electromagnetic valve |
| 12/25/2001 | US6333843 Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine |
| 12/25/2001 | US6332447 Diesel engine |
| 12/25/2001 | US6332446 Internal combustion engine having solenoid-operated valves and control method |
| 12/25/2001 | US6332436 Method for the control of electromagnetic actuators for the actuation of intake and exhaust valves in internal combustion engines |
| 12/20/2001 | WO2001096715A1 Hydraulic valve actuating gear of an internal combustion engine |
| 12/19/2001 | EP1164602A2 Method for determining the position of an armature |
| 12/19/2001 | EP1163687A1 Electromagnet |
| 12/19/2001 | EP1163686A1 Electromagnet |
| 12/19/2001 | EP1163437A1 Method for regulating the idle speed on an internal combustion engine with camless valves |
| 12/19/2001 | EP0975856B1 Lift valve and hydraulical control device therefor |
| 12/19/2001 | EP0885349B1 Outwardly opening valve system for an engine |
| 12/13/2001 | WO2001095348A1 Electromagnetic actuator and valve driver and position or speed sensor comprising it |
| 12/13/2001 | US20010050065 Internal combustion engine having electromagnetic valve driving mechanism and method of controlling electromagnetic valve driving mechanism |
| 12/12/2001 | EP1162349A2 Apparatus and method for controlling electromagnetically operable engine valve assembly |
| 12/12/2001 | EP1161623A2 Method for controlling the stopping process of an internal combustion engine |
| 12/11/2001 | US6328007 Internal cylinder intake-air quantity calculating apparatus and method for variable valve open/closure timing controlled engine |
| 12/11/2001 | US6328005 Electromagnetic assembly actuator for operating gas exchange valves of a combustion engine and method of making same |
| 12/06/2001 | WO2001053662A3 Method for controlling an actuator |
| 12/06/2001 | US20010048282 Control method and numerical control for the vibration-reduced acceleration of a movable machine element |
| 12/06/2001 | US20010047789 Method for reactivating a cylinder of a multicylinder internal combustion engine |
| 12/06/2001 | US20010047780 Apparatus and method for controlling electromagnetically operable engine valve assembly |
| 12/06/2001 | US20010047779 Electromagnetic actuator for operating a cylinder valve of an internal-combustion engine |
| 12/06/2001 | DE10124738A1 Starting camless internal combustion engine involves driving each valve according to desired valve drive characteristic, and controlling cylinders according to defined characteristic |
| 12/06/2001 | DE10025847A1 Operating electromagnetic actuator for IC engine gas exchange valve, by activating integrating regulator when distance between armature and electromagnet exceeds threshold |
| 12/06/2001 | DE10025491A1 Electromagnetic actuator has electromagnet(s) with magnet coil, cooling device with cooling channel(s) on magnet coil carrier; cooling channel(s) can be made in one piece with coil carrier |
| 12/05/2001 | EP1160423A2 Valve control system for electromagnetic valve |
| 12/05/2001 | EP1160422A2 Control system of electromagnetically operated valve |
| 12/05/2001 | EP1160421A1 Internal combustion engine having electromagnetic valve driving mechanism and method of controlling electromagnetic valve driving mechanism |
| 12/05/2001 | EP1159513A1 Valve control for an internal combustion engine |
| 12/04/2001 | US6326873 Electromagnetic valve drive mechanism |
| 12/04/2001 | US6325028 Internal combustion engines with variable valve actuation |
| 11/29/2001 | US20010045880 Magnetostrictive electronic valve timing actuator |
| 11/29/2001 | US20010045194 Internal combustion engine control system |
| 11/29/2001 | US20010045193 Electromagnetically-powered valve operating apparatus of automotive internal combustion engine |
| 11/29/2001 | DE10024997A1 Regulating current to electromagnetic actuator involves producing signals proportional to actuator movement using displacement sensor for gas exchange valve and measurement bridge |
| 11/28/2001 | EP1158275A1 Axial position sensor |
| 11/28/2001 | EP1157195A1 Engine having a high pressure hydraulic system and low pressure lubricating system |
| 11/28/2001 | EP1157194A1 Electromagnetic actuator |
| 11/28/2001 | CN1323947A Light fuel oil directional jetting device for piston type internal combustion engine |
| 11/28/2001 | CN1075590C Method of detecting fault in electromagentically-actuated intake or exhaust valve |
| 11/27/2001 | US6321703 Device for controlling a gas exchange valve for internal combustion engines |
| 11/27/2001 | US6321702 Process for controlling a gas exchange valve for internal combustion engines |
| 11/27/2001 | US6321701 Lost motion valve actuation system |
| 11/27/2001 | US6321700 Electromagnetically actuatable adjustment device and method of operation |