| Patents for F01L 1 - Valve-gear or valve arrangements, e.g. lift-valve gear (30,520) |
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| 01/24/2013 | US20130019823 Camshaft and associate manufacturing method |
| 01/24/2013 | DE102012212625A1 Nockenwelle und zugehöriges Herstellverfahren Camshaft and associated manufacturing processes |
| 01/24/2013 | DE102012202301A1 Camshaft for internal combustion engine, has predefined roughness portion that is formed partially in fitting surface and mating face |
| 01/24/2013 | DE102011079626A1 Switchable valve driving part, such as cam follower or supporting element, for internal combustion engine, has pot-like housing of thin-walled deep-drawing steel sheet, which is assembled with inner element |
| 01/24/2013 | DE102011079623A1 Valve train for combustion engine, has helical compression spring extending axially below component in housing, and including two ends that act against bottoms of inner element and retainer respectively |
| 01/24/2013 | DE102011079609A1 Nockenwellenversteller Phaser |
| 01/24/2013 | DE102011079605A1 Schlepphebel für den Ventiltrieb einer Brennkraftmaschine Rocker arm for the valve train of an internal combustion engine |
| 01/24/2013 | DE102011079584A1 Nockenwelle und zugehöriger Nocken Camshaft and associated cam |
| 01/24/2013 | DE102011079313A1 Rocker arm valve gear for controlling lift of valve of internal combustion engine, has rocker arm for each valve which has cam contact and valve contact at its both ends |
| 01/23/2013 | EP2547876A1 Method and device for operating an internal combustion engine in the event of a fault of a crankshaft sensor |
| 01/23/2013 | EP2547875A2 Switching rocker arm |
| 01/23/2013 | EP2547874A2 Switching rocker arm |
| 01/23/2013 | CN202690155U Combined timing transmission system for engine |
| 01/23/2013 | CN202690154U Timing belt wheel of automobile engine |
| 01/23/2013 | CN202690153U Mounting assembly of cam shaft |
| 01/23/2013 | CN102892978A Valve timing control device for internal combustion engine |
| 01/23/2013 | CN102892977A Switching rocker arm |
| 01/23/2013 | CN102889103A Positive control desmodromic valve systems for internal combustion engines |
| 01/23/2013 | CN102889102A Internal-combustion engine and distribution mechanism thereof |
| 01/23/2013 | CN102016242B Variable phase controller for automotive engine |
| 01/23/2013 | CN101311511B System and method for adaptive control of variable valve lift tappet transformation |
| 01/23/2013 | CN101048575B Lifelong-lubricated camshaft drive for an internal combustion engine |
| 01/22/2013 | US8356583 Variable camshaft timing device with hydraulic lock in an intermediate position |
| 01/17/2013 | WO2013008711A1 Valve open/close timing adjusting system |
| 01/17/2013 | WO2013008710A1 Valve opening/closing time adjustment system |
| 01/17/2013 | WO2013007402A1 Camshaft adjuster |
| 01/17/2013 | US20130014716 Mechanical bucket tappet |
| 01/17/2013 | US20130014714 Camshaft including weight reducing features and method of forming |
| 01/17/2013 | DE112010004706T5 Variable Ventilsteuerung Variable valve timing |
| 01/17/2013 | DE10244734B4 Kettentrieb Chain drive |
| 01/17/2013 | DE102012203383B3 Filter assembly of control valve for cam shaft adjuster used in internal combustion engine, has arms whose cross-section area is changed along circumferential direction so that bending moment resistance along arms is set constant |
| 01/17/2013 | DE102011079193A1 Mechanischer Tassenstößel Mechanical tappet |
| 01/17/2013 | DE102011079189A1 Schiebenockensystem mit zwei Pin Aktoreinheiten Sliding cam system with two pin actuator units |
| 01/17/2013 | DE102011079183A1 Nockenwellenversteller Phaser |
| 01/16/2013 | EP2546480A1 Tappet roller bearing |
| 01/16/2013 | EP2546479A1 Valve drive device for internal combustion engine |
| 01/16/2013 | CN202673381U Changeable air valve timing gas distribution adjusting device |
| 01/16/2013 | CN202673380U Hydraulic tappet |
| 01/16/2013 | CN202673379U Cam wheel shaft of engine |
| 01/16/2013 | CN102884285A Control valve mounting system |
| 01/16/2013 | CN102884284A Camshaft adjuster and U-shaped sealing element for sealing a radial face of a vane of a camshaft adjuster |
| 01/16/2013 | CN102883854A Assembled camshaft, main camshaft body and method for producing an assembled camshaft |
| 01/16/2013 | CN102877943A Pendulum shaft engine |
| 01/16/2013 | CN102877932A Turbo supercharged engine |
| 01/16/2013 | CN102877930A Direct-current ventilation four-stroke engine |
| 01/16/2013 | CN102877908A Short rod air distribution mechanism |
| 01/16/2013 | CN102877907A Mechanical bucket tappet |
| 01/16/2013 | CN102877906A Engine and camshaft thereof |
| 01/16/2013 | CN102877905A Distribution mechanism with reciprocating motion body and cam |
| 01/16/2013 | CN102877904A Gas distribution mechanism with intake and exhaust port |
| 01/16/2013 | CN101457667B Variable valve lift apparatus |
| 01/16/2013 | CN101446212B Method and apparatus for controlling electronic variable valve apparatus of internal combustion engine |
| 01/15/2013 | US8355857 Control apparatus of internal combustion engine for vehicle |
| 01/15/2013 | US8355235 Driving apparatus and control method for electric actuator |
| 01/15/2013 | US8353264 Valve drive arrangement |
| 01/15/2013 | US8353263 Valve timing adjuster |
| 01/10/2013 | WO2013005556A1 Valve opening/closing timing control device and valve opening/closing timing control mechanism |
| 01/10/2013 | WO2013004570A1 Valve actuating device of a piston steam engine |
| 01/10/2013 | WO2013004349A1 Internal combustion engine |
| 01/10/2013 | WO2012110127A3 Three-shaft adjustment mechanism with altered mass distribution and method for producing a shaft generator |
| 01/10/2013 | US20130008412 Control apparatus for internal combustion engine and control apparatus for vehicle equipped with internal combustion engine |
| 01/10/2013 | US20130008399 Pressure accumulator arrangement for a camshaft adjusting system |
| 01/10/2013 | US20130008398 Electrical camshaft phaser with energy recovery |
| 01/10/2013 | US20130008397 Control valve for use in valve timing control apparatus |
| 01/10/2013 | US20130008396 Control apparatus for variable operation angle mechanism |
| 01/10/2013 | DE102012013518A1 Steuerventil zur Verwendung in einer Ventiltiming-Steuerungsvorrichtung Control valve for use in a valve timing control apparatus |
| 01/10/2013 | DE102011106565A1 Full variable stroke valve controller for internal combustion engine, has lever whose return spring is formed as yoke spring, where windings of yoke spring are arranged below cam shaft, and leg of yoke spring engages from downside at lever |
| 01/10/2013 | DE102011078818A1 Cam shaft adjustment system for internal combustion engine, comprises outer camshaft, in which inner camshaft is arranged concentric to outer camshaft, and rotation changing element is directly or indirectly attached to cylinder head |
| 01/10/2013 | DE102011051656A1 Slew motor adjuster for internal combustion engine, has rotor rotatably connected with camshaft, where rotor is pivotable in opposite set pivot direction against stator and hydraulic piston that is displaceable within guide bore |
| 01/09/2013 | EP2543831A1 Valve drivel for at least one valve of a combustion engine |
| 01/09/2013 | CN202659363U Double-overhead 16-valve gasoline engine cylinder body |
| 01/09/2013 | CN202659297U Motorcycle engine exhaust cam pressure-reducing mechanism |
| 01/09/2013 | CN202659295U Low-leakage long-service-life cam phaser |
| 01/09/2013 | CN202659294U U-type roller rocker arm with sunken roller bearing shaft |
| 01/09/2013 | CN202659293U Internal combustion engine |
| 01/09/2013 | CN202659292U Cam molded line for motorcycle engine |
| 01/09/2013 | CN202659291U Engine and valve mechanism on engine |
| 01/09/2013 | CN202659290U Camshaft |
| 01/09/2013 | CN102869858A Method for operating an internal combustion engine having a multi-stage oil pump |
| 01/09/2013 | CN102869857A Sealing collar |
| 01/09/2013 | CN102865116A Variable-engine valve impeller structure |
| 01/09/2013 | CN102865115A Control valve for use in valve timing control apparatus |
| 01/09/2013 | CN102135022B Chain case structure of engine |
| 01/08/2013 | US8347840 Process and system for starting a direct-injecting internal-combustion engine as well as motor vehicle |
| 01/08/2013 | US8347839 Internal combustion engine with variable-lift electrohydraulic valve actuation |
| 01/08/2013 | US8347838 Internal combustion engine valve drive train switching arrangement |
| 01/08/2013 | US8347837 Internal combustion engine valve drive train switching arrangement |
| 01/08/2013 | US8347836 Method for controlling a variable event valvetrain |
| 01/03/2013 | WO2013003287A1 System and method of improving efficiency of an internal combustion engine |
| 01/03/2013 | WO2013001234A2 Device for actuating a valve of an internal combustion engine |
| 01/03/2013 | WO2013001069A1 Camshaft with an axially displaceable cam pack |
| 01/03/2013 | WO2013001067A1 Camshaft with axially movable cam pack |
| 01/03/2013 | WO2013001060A1 Camshaft with an axially displaceable cam pack |
| 01/03/2013 | WO2013001058A1 Camshaft having an axially displaceable cam pack |
| 01/03/2013 | WO2013000589A1 Mounting a camshaft by means of rolling bearings |
| 01/03/2013 | US20130000582 Single lobe deactivating rocker arm |
| 01/03/2013 | US20130000581 Actuator unit having two actuator pins |
| 01/03/2013 | US20130000580 Internal combustion engine having a device for changing the relative angular position of a camshaft with respect to a crankshaft |
| 01/03/2013 | US20130000579 Internal combustion engine having two lubricating chambers separated from one another in a fluid-tight manner |
| 01/03/2013 | US20130000578 Valve timing control apparatus and method |