| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 03/10/2004 | EP1396624A1 Control device of hybrid vehicle |
| 03/10/2004 | EP1396614A2 Method to reduce noise of a cam phaser by controlling the position of center mounted spool valve |
| 03/10/2004 | EP1396613A2 Valve timing control system for internal combustion engine |
| 03/10/2004 | EP1395386A1 Welded camshaft and method for production thereof and the required cams |
| 03/10/2004 | CN2606181Y 摇臂 Rocker |
| 03/10/2004 | CN1480631A Opening port blocking structure for assembly in engine |
| 03/09/2004 | US6704642 Valve timing control apparatus and method of internal combustion engine |
| 03/09/2004 | US6701959 High flow rate balanced poppet valve |
| 03/09/2004 | US6701884 Cam end cover and gasket assembly |
| 03/09/2004 | US6701879 Internal combustion engine |
| 03/09/2004 | US6701878 Variable valve timing device |
| 03/09/2004 | US6701877 Camshaft control device and control valve with leakage compensation |
| 03/04/2004 | WO2004018847A1 Rocker arm for valve actuation in internal combustion engines |
| 03/04/2004 | WO2004001199A3 Improvements to latchable cam-lobe systems for poppet valve motion control |
| 03/04/2004 | US20040041114 Solenoid valve |
| 03/04/2004 | US20040040526 Roller rocker mounting mechanism |
| 03/04/2004 | US20040040525 Method to reduce noise of a cam phaser by controlling the position of center mounted spool valve |
| 03/04/2004 | US20040040524 Control apparatus and method for valve actuating system of internal combustion engine |
| 03/04/2004 | DE19745908B4 Vorrichtung zum Verändern der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine, wobei die Vorrichtung als Flügelzellen-Verstelleinrichtung ausgebildet ist Means for varying the control times of gas exchange valves of an internal combustion engine, wherein the device is designed as a vane-cell adjusting device |
| 03/04/2004 | DE10338873A1 Ventilkipphebel Rocker |
| 03/04/2004 | DE10337276A1 Vorrichtung zur variablen Ventilbetätigung für einen Verbrennungsmotor An apparatus for variable valve actuation for an internal combustion engine |
| 03/04/2004 | DE10335487A1 Elektrohydraulisches Ventil zum Steuern eines Nockenwellen-Phaseneinstellmechanismus eines Verbrennungsmotors An electro-hydraulic valve for controlling a cam phase adjusting an internal combustion engine |
| 03/04/2004 | DE10335072A1 Verfahren und Vorrichtung zur Korrektur eines Nockenphasenstellerfehlers Method and apparatus for correcting a cam phaser error |
| 03/04/2004 | DE10332083A1 Vorrichtung und Verfahren zum Steuern der Ansaugluftmenge eines Verbrennungsmotors Apparatus and method for controlling the intake air of an internal combustion engine |
| 03/04/2004 | DE10329065A1 Fuel injection equipment for engine, has fuel injection valve whose injection timing and injection characteristic is set from fuel-injection start to completion within open period of intake valve above low lift area |
| 03/04/2004 | DE10238840A1 Electromagnetic linear actuator has the coil and yoke within plastic body with an end cap enclosing the assembly and providing guidance for armature |
| 03/04/2004 | DE10237414A1 Dichtelement und Schwenkmotor Sealing element and swing motor |
| 03/04/2004 | DE10224714A1 Holder for hydraulic play compensation device for gas exchange valve in internal combustion engines has locking spring located mainly within compensation element to save space |
| 03/04/2004 | CA2496451A1 Rocker arm for valve actuation in internal combustion engines |
| 03/03/2004 | EP1394370A1 Variable valve control |
| 03/03/2004 | EP1394369A2 Variable valve drive |
| 03/03/2004 | EP1392469A1 Method for fixing propulsion parts on shafts in a rotationally fixed manner |
| 02/26/2004 | WO2004017086A1 Gmr sensor element and use thereof |
| 02/26/2004 | US20040035382 Rocker arm |
| 02/26/2004 | US20040035381 Integrated solenoid board and cam ladder |
| 02/26/2004 | US20040035380 Method and apparatus to correct a cam phaser fault |
| 02/26/2004 | US20040034975 Method for producing a hollow shaft, in particular a camshaft and a camshaft produced according to said method |
| 02/26/2004 | DE29824966U1 Device for relative rotational position change of shaft in relation to drive wheel, especially camshaft of internal combustion engine |
| 02/26/2004 | DE10336485A1 Valve actuator for internal combustion engine selects operation with normal cam for starting and idling and with delayed closing cam in certain operating state not involving starting or idling |
| 02/26/2004 | DE10334684A1 Electrohydraulic fluid control valve with high flow rate has control element with solenoid coil and armature for moving closure part from first valve seat to second valve against spring force |
| 02/26/2004 | DE10316061A1 Continuously variable valve timing controlling method for vehicle engine, involves calculating estimated oil temperature on basis of coolant temperature to control continuously variable valve timing |
| 02/26/2004 | DE10306777A1 Benutzung von luftunterstützter Direkteinspritzung, Zylinderabschaltung und Phasenlagenverstellung der Nockenwelle für ein verbessertes Anspringen des katalytischen Umformers in Verbrennungsmotoren Use of air-assisted direct injection, cylinder deactivation and phase adjustment of the camshaft for improved light-off of the catalytic converter in internal combustion engines |
| 02/26/2004 | DE10247196A1 Reciprocating piston internal combustion engine has exhaust valve connecting working chamber to exhaust passage in region of piston's BDC position, and piston passes over exhaust port during movement into BDC position |
| 02/26/2004 | DE10239909A1 Variable valve gear especially for reciprocating piston internal combustion engine has adjustment ramp and pre-acceleration ramp forming guide sections of one-sided guide face of slide component for guiding of roller packet |
| 02/26/2004 | DE10239908A1 Variable valve gear for reciprocating piston internal combustion engines has cams each operating lift valve via roller packet both of which are commonly movable along adjustment ramp commonly constructed in common slide component |
| 02/26/2004 | DE10237448A1 Rocking lever for driving pump-nozzle element of internal combustion engine consists of preformed sheet metal component with stamped out openings, and which is then bent so that each two opposite contour matching openings align |
| 02/26/2004 | DE10237234A1 Reciprocating piston internal combustion engine has mechanical force transmission gear with separate bridging component between camshaft drive and exhaust valve and incorporating hydraulically operated piston |
| 02/26/2004 | DE10230175A1 Two stroke diesel engine, has air inlet valve operated by double effect linear motor having integrated valve spindle |
| 02/25/2004 | EP1391589A2 Solenoid assembly for a hydraulic valve |
| 02/25/2004 | EP1391538A2 Chrome plated engine valve |
| 02/25/2004 | EP1127218B1 Combustion engine |
| 02/24/2004 | US6694936 Rocker arm arrangement for internal combustion engine |
| 02/24/2004 | US6694935 Valve mechanism of internal combustion engine |
| 02/19/2004 | WO2004015247A1 Retainer for release member |
| 02/19/2004 | WO2004015246A1 Improvements in or relating to internal combustion engines |
| 02/19/2004 | WO1999036678A8 Cam follower which is part of an internal combustion engine valve gear, and which can engage at varying strokes for at least one gas shuttle valve |
| 02/19/2004 | US20040031461 Chrome plated engine valve |
| 02/19/2004 | US20040031459 Two-cycle internal combustion engine |
| 02/19/2004 | US20040031458 Modular internal combustion engines |
| 02/19/2004 | US20040031457 Variable operation intake valve controlling apparatus and method for internal combustion engine |
| 02/19/2004 | US20040031456 Variable-valve-actuation apparatus for internal combustion engine |
| 02/19/2004 | US20040031454 Internal combustion engine |
| 02/19/2004 | US20040031453 Apparatus for adjusting an operational point of an engine |
| 02/19/2004 | DE10248959A1 Variable stroke valve drive for internal combustion engine has cam disk shaft with cam disk for each cylinder consisting of cam and base surface forming running surface |
| 02/19/2004 | DE10237043A1 Drive mechanism for the valves of an IC motor has a housing with a rotating crank around the center, acting on inner bodies to move an outer body with a cam contour to act on the valves |
| 02/19/2004 | DE10236507A1 Controller for adjusting camshaft rotation angle relative to crankshaft, has mechanical arrangement for limiting adjustment of rotation angle arranged between crankshaft and camshaft |
| 02/19/2004 | DE10236506A1 Controller for adjusting camshaft rotation angle relative to crankshaft, has sensor for detecting markers on first and second engine parts with rotation angles of crankshaft camshaft respectively |
| 02/19/2004 | DE10236492A1 Hydraulic play equalizing element for controlling gas exchange valve has both displaceable parts temporarily lockable to each other |
| 02/19/2004 | DE10235187A1 Basic power train for IC engine comprises crankshaft, contra-rotating compensating shaft and camshaft which is driven by chain, compensating shaft being driven by chain or, when desired, by gears |
| 02/19/2004 | DE10232528A1 Magnetventil mit Ölfilter für variable Nockenwellensteuerung Solenoid valve with oil filter for variable camshaft control |
| 02/19/2004 | DE10038916B4 Kolbenbrennkraftmaschine mit Gaswechselventilen, die zur Erzeugung einer zusätzlichen Bremsleistung steuerbar sind Piston-type internal combustion engine having gas exchange valves which are controllable for generating an additional braking power |
| 02/18/2004 | EP1389681A1 Air cleaner assembly for internal combustion engines |
| 02/18/2004 | EP1389678A1 Engine control system |
| 02/18/2004 | EP1389674A1 Diesel engine exhaust purifying device |
| 02/18/2004 | EP1389673A2 Variable Operation Intake Valve Controlling Apparatus and Method for Internal Combustion Engine |
| 02/18/2004 | EP1389266A1 Valvegear mechanism for an internal combustion engine |
| 02/18/2004 | EP0894185B1 Valve timing system |
| 02/18/2004 | CN1475658A 发动机 Engine |
| 02/17/2004 | US6692404 Engine control system and method for hybrid vehicle |
| 02/17/2004 | US6691664 Direct port rotary valve mechanism with variable timing for internal combustion engines |
| 02/17/2004 | US6691659 Push rod for use in a valve actuation device of an internal combustion engine |
| 02/17/2004 | US6691658 Rotation prevention structure of a valve lifter for an internal combustion engine |
| 02/17/2004 | US6691657 Two-step finger follower rocker arm |
| 02/17/2004 | US6691656 Cam phaser hydraulic seal assembly |
| 02/17/2004 | US6691655 Control system and method for an internal combustion engine |
| 02/17/2004 | US6691654 Valve-lash adjuster equipped valve operating device for internal combustion engine |
| 02/17/2004 | US6691653 Electronic method and device for the control of gas exchange valves of an internal combustion engine having a variable opening function |
| 02/17/2004 | US6691652 Variable valve drive |
| 02/17/2004 | US6691506 Device and method for controlling variable valve timing of internal combustion engine |
| 02/12/2004 | WO2004013507A1 Press-fitted hub and camshaft |
| 02/12/2004 | WO2004013467A1 Device for modifying the control times of an internal combustion engine |
| 02/12/2004 | WO2003106818B1 Variable valve actuation mechanism with oscillating cam |
| 02/12/2004 | US20040028191 System for text assisted telephony |
| 02/12/2004 | US20040026928 Controller of hybrid vehicle |
| 02/12/2004 | US20040025838 Controller of internal combustion engine |
| 02/12/2004 | US20040025823 Internal combustion engine |
| 02/12/2004 | US20040025822 Method to ensure robust operation of a pin lock in a vane style cam phaser |
| 02/12/2004 | US20040025821 Adjustable valve control device for an internal combustion engine |
| 02/12/2004 | US20040025820 Valve mechanism with a variable valve opening cross-section |
| 02/12/2004 | US20040025819 Oil control valve and method of mounting the oil control valve |