| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 04/17/2007 | US7204217 Hydraulic camshaft adjuster for a camshaft of an internal combustion engine |
| 04/17/2007 | US7204216 Variable valve mechanism |
| 04/17/2007 | US7204215 Valve characteristic controller and control method for internal combustion engine |
| 04/17/2007 | US7204214 Multi-cylinder internal combustion engine |
| 04/17/2007 | US7204213 Air and fuel supply system for combustion engine |
| 04/12/2007 | WO2007039414A1 Asymmetrical rocker arm for a valve gear of an internal combustion engine |
| 04/12/2007 | WO2007039399A1 Control valve for a camshaft adjuster |
| 04/12/2007 | US20070083320 Method for optimizing a valve-lift changeover on spark-ignition engines |
| 04/12/2007 | US20070079781 Procedure to operate an internal combustion engine with an electrohydraulic valve control |
| 04/12/2007 | US20070079780 Variable engine valve control system with pressure difference |
| 04/12/2007 | DE10222078B4 Mehrzylindermotor Multi-cylinder engine |
| 04/12/2007 | DE10212160B4 Steuerapparat für einen Verbrennungskraftmotor und Steuerverfahren hierfür Control apparatus for an internal combustion engine and control method therefor |
| 04/12/2007 | DE102006046281A1 Verfahren und Vorrichtung zum Diagnostizieren einer Ventilstößel-Fehlfunktion in einem System mit bedarfsabhängigem Stößelhub Method and apparatus for diagnosing a tappet malfunction in a system with a slide stroke bedarfsabhängigem |
| 04/12/2007 | DE102005047641A1 Steuerventil für einen Nockenwellenversteller Control valve for a camshaft adjuster |
| 04/12/2007 | DE102004035025B4 Flüssigkeits-gekühlter Motor Liquid-cooled engine |
| 04/11/2007 | EP1771642A1 Valve gear pertaining to an internal combustion engine |
| 04/11/2007 | CN2888085Y Improved hydraulic tappet |
| 04/11/2007 | CN2888084Y Lower rocker arm of tappet engine |
| 04/11/2007 | CN2888083Y Antifriction device for valve rocker arm |
| 04/11/2007 | CN2888082Y Four-wheel motorcycle |
| 04/11/2007 | CN1944992A 滑动结构和滑动方法 Sliding structure and sliding methods |
| 04/11/2007 | CN1944964A Improved time chain engine |
| 04/11/2007 | CN1944963A Four stroke top placed cam-type engine |
| 04/11/2007 | CN1309950C Four-cycle engine |
| 04/11/2007 | CN1309946C Internal-combustion engine and its controller |
| 04/11/2007 | CN1309939C Air valve operator for IC engine |
| 04/10/2007 | US7201139 Controller of internal combustion engine |
| 04/10/2007 | US7201132 Combustion engine of vertical shaft type |
| 04/10/2007 | US7201126 Adjustable valve rocker lever |
| 04/10/2007 | US7201125 Valve train for an internal combustion engine |
| 04/10/2007 | US7201124 Phase displacement device |
| 04/10/2007 | US7201123 Method and device for operating an internal combustion engine of a vehicle |
| 04/10/2007 | US7201122 Device for controlling valve kinematics |
| 04/10/2007 | US7201121 Combustion engine including fluidically-driven engine valve actuator |
| 04/10/2007 | CA2279805C Valve opening and closing mechanism in engines |
| 04/05/2007 | WO2007037172A1 Variable valve gear and method of adjusting valve opening rate |
| 04/05/2007 | WO2007036447A1 Lever pertaining to a shiftable cam follower device and method for producing the same |
| 04/05/2007 | WO2007016914A3 Shaft, such as a camshaft, especially for use in motor vehicles, and manufacturing method |
| 04/05/2007 | WO2007016914A2 Shaft, such as a camshaft, especially for use in motor vehicles, and manufacturing method |
| 04/05/2007 | US20070074707 EGR control system for internal combustion engine |
| 04/05/2007 | US20070074705 Control apparatus for multi-cylinder internal combustion engine and control method |
| 04/05/2007 | US20070074694 Mechanical compression and vacuum release mechanism |
| 04/05/2007 | US20070074693 Valve timing control system for internal combustion engine |
| 04/05/2007 | US20070074692 Adjustment device for adjusting the relative rotational angle position of a camshaft in relation to a crankshaft of an internal combustion engine |
| 04/05/2007 | US20070074691 Valve timing adjusting device |
| 04/05/2007 | US20070074690 Valve train apparatus for 4 stroke-cycle internal combustion engine |
| 04/05/2007 | US20070074689 Variable valve mechanism |
| 04/05/2007 | US20070074688 Timing mechanism for a switchable two-step roller finger follower |
| 04/05/2007 | US20070074687 Variable valve lift control system for a combustion engine with underneath camshaft |
| 04/05/2007 | US20070074686 Engine with intake valves operated by camshaft |
| 04/05/2007 | US20070074685 Built multiple cam |
| 04/05/2007 | DE102005047264A1 Toothed wheel for drive connection between two cam shafts of motor vehicle, includes base, assigned to spring element, and toothed discs which are fastened over friction stud, extending through hole of one of components by friction welding |
| 04/05/2007 | DE102005047040A1 Variable valve controller for V-engine, has lower oscillating arms adjusted around central cam shaft by displacement of guide shafts using actuator that is driven around regulating shaft, where arms are movably coupled with inlet valve |
| 04/05/2007 | DE102005046897A1 Rocker arm of valve train assembly of internal combustion engine has thin walled steel sheet wherein rocker arm is hollow at end of cross beam, whereby end walls are substantially parallel in range to each other |
| 04/04/2007 | EP1770248A1 Timing mechanism for a switchable two-step roller finger follower |
| 04/04/2007 | EP1770005A2 Scooter type vehicle |
| 04/04/2007 | CN2886098Y Double-camshaft oil economizer for multi-cylinder diesel engine |
| 04/04/2007 | CN1942657A Adjustable camshaft, in particular for internal combustion engines of motor vehicles, comprising a hydraulic adjusting system |
| 04/04/2007 | CN1940255A Multistage fuel-injection internal combustion engine |
| 04/04/2007 | CN1308573C Direct injection internal combustion engine |
| 04/04/2007 | CN1308572C Cursor |
| 04/03/2007 | US7198015 Variable valve timing system |
| 04/03/2007 | US7198014 Valve timing control apparatus and method for setting minimum torque |
| 04/03/2007 | US7198013 Device and method for the relative rotational adjustment of a camshaft and a drive wheel of an internal combustion engine |
| 04/03/2007 | US7198012 Valve timing control apparatus for internal combustion engine |
| 03/29/2007 | WO2007035673A2 Switching finger follower assembly |
| 03/29/2007 | WO2007033737A1 Camshaft adjusting device |
| 03/29/2007 | WO2007033634A1 Variable drive for camshafts |
| 03/29/2007 | WO2006127296A3 Desmodromic valve retrofit system with replaceable cam lobes for adjusting duration and hydraulic lifters for reliability |
| 03/29/2007 | US20070068474 Method and apparatus for diagnosing valve lifter malfunction in a lift on demand system |
| 03/29/2007 | US20070068473 Valve gear |
| 03/29/2007 | US20070068472 Variable Valve Operating System for an Internal Combustion Engine |
| 03/29/2007 | US20070068467 Radial compression-ignition engine |
| 03/29/2007 | US20070068465 Watercraft Having a Four Stroke Engine with a Supercharger |
| 03/29/2007 | US20070067989 Method of making an outer lever of a switchable finger lever |
| 03/29/2007 | DE102006034951A1 Valve train for internal combustion engine, has switching device for selectively activating rocker arms which are used for activating gas exchange valve |
| 03/29/2007 | DE102005046183A1 Kettentrieb Chain drive |
| 03/29/2007 | DE102005046062A1 Kraftübertragungsvorrichtung mit hydraulischer Ventilspielausgleichsvorrichtung Power transmission device with hydraulic valve lash adjuster |
| 03/29/2007 | DE102005046061A1 Lever e.g. primary lever, for rocker arm device, has carrier part formed as sheet metal molded part from material such as case hardening steel, and sliding surface parts formed as hard metal plates |
| 03/29/2007 | DE102005044809A1 Nockenwellenstellvorrichtung Camshaft adjusting device |
| 03/29/2007 | DE102005041957A1 Electrical valve train for internal combustion engine, has camshaft and cam, whose stable pivoting angle area and stable contact point area are provided, where pivoting of point area is enabled only against locking and/or resetting moments |
| 03/28/2007 | EP1767749A1 Oil flow control valve for a cam phaser |
| 03/28/2007 | EP1767748A2 Force transmission device with a hydraulic valve adjusting device |
| 03/28/2007 | EP1766197A1 Electrically driven camshaft adjuster |
| 03/28/2007 | CN1936281A Engine correct-timing drive system mounting method and positioning tool |
| 03/28/2007 | CN1936280A Rotary valve of IC engine air-inlet-exhaust system |
| 03/28/2007 | CN1307363C Valve correct time control equipment for engine |
| 03/27/2007 | US7194992 Hydraulic cushioning of a variable valve timing mechanism |
| 03/27/2007 | CA2560983A1 Force transmission device with a hydraulic valve-clearance compensation device |
| 03/22/2007 | WO2007032872A1 Electronic lock for vct phaser |
| 03/22/2007 | US20070062588 Electromagnetic hydraulic valve, in particular a 3/2-way directional control valve, for controlling a variable drive train of an internal combustion engine |
| 03/22/2007 | US20070062475 Ina-schaeffler kg, industriestrasse 1 - 3, 91074 herzogenaurach anr 12 88 48 20 |
| 03/22/2007 | US20070062474 Locking pin mechanism for a vane-type cam phaser |
| 03/22/2007 | US20070062473 Variable valve apparatus of internal combustion engine |
| 03/22/2007 | US20070062472 Variable valve operating device |
| 03/22/2007 | US20070062471 Controller for plant using PWM algorithm |
| 03/22/2007 | US20070062470 Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine |
| 03/22/2007 | DE102006027941A1 Internal combustion engine`s guide rail for guiding valve tappet, has receptacle spaces for receiving valve tappet, and flattened sections spaced apart in parallel within spaces and interacting with positive-fit connection |
| 03/22/2007 | DE102006000442A1 Ventilzeitabstimmungseinstellvorrichtung Ventilzeitabstimmungseinstellvorrichtung |
| 03/22/2007 | DE102005043947A1 Hydraulic valve clearance compensation unit for internal combustion engine, has diaphragm and casing in low pressure chamber adjacent to axial boring, by which preset rotation speed dependant process of closing time of valve is adjustable |