| Patents for F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations (9,664) |
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| 02/19/2009 | WO2009021668A1 Internal combustion engine valve train switching device |
| 02/19/2009 | WO2009021667A1 Internal combustion engine valve drive switching device |
| 02/19/2009 | WO2009021666A1 Valve train actuating device |
| 02/19/2009 | WO2009021469A1 Combustion engine convertible to compressor or pneumatic motor |
| 02/19/2009 | WO2008075556A9 Internal combustion engine with variable actuation valve mechanism |
| 02/19/2009 | US20090044771 Variable valve apparatus |
| 02/19/2009 | US20090044611 Control apparatus and control method for internal combustion engine |
| 02/18/2009 | EP2025888A1 Device for actuating the decompression engine brake in an internal combustion engine provided with hydraulic tappets |
| 02/18/2009 | EP2025887A1 Variable valve driving apparatus of internal combustion engine |
| 02/18/2009 | EP2025886A1 Valvetrain mechanism of engine |
| 02/18/2009 | EP2024611A1 Engine with variable valve actuating mechanism |
| 02/18/2009 | CN201196108Y Automatic pressure-reduction starting device of internal combustion engine |
| 02/18/2009 | CN101371012A Gas exchange valve actuating device |
| 02/18/2009 | CN101368517A Engine braking device and method |
| 02/18/2009 | CN101368495A Adjustable displacement engine for rack driving |
| 02/18/2009 | CN101368494A Variable air valve stroke mechanism of car engine and its control method |
| 02/12/2009 | WO2009019269A1 Device for actuating the decompression engine brake in an internal combustion engine provided with hydraulic tappets |
| 02/12/2009 | WO2009018991A1 Device for camshaft adjustment in an internal combustion engine |
| 02/12/2009 | WO2009018919A1 Actuating device |
| 02/12/2009 | WO2009018897A1 Switchable support device for a valve train of an internal combustion engine |
| 02/12/2009 | US20090038567 Variable valve operating device |
| 02/12/2009 | DE102007038078A1 Gaswechselventilbetätigungsvorrichtung Gas exchange valve actuating device |
| 02/11/2009 | EP2022971A2 Variable valve controller for an internal combustion engine and method for operating the same |
| 02/11/2009 | EP2021590A1 Valve driving device for internal combustion engine |
| 02/11/2009 | EP1836381B1 Method for braking operation of an internal combustion engine provided with a gas pressure container associated with the cylinders. |
| 02/11/2009 | EP1548239B1 Valve mechanism for internal combustion engines |
| 02/11/2009 | CN201193545Y Auto pressure reducing and multifunction safety device for internal combustion engine |
| 02/11/2009 | CN101365865A Valve control system including deactivating rocker arm |
| 02/11/2009 | CN101363369A Variable valve controller for an internal combustion engine and method for operating the same |
| 02/11/2009 | CN101363337A Valve lift range variable valve mechanism |
| 02/11/2009 | CN101363336A Valvetrain mechanism of engine |
| 02/11/2009 | CN101362180A Assembly method of open plate in camshaft decompression mechanism |
| 02/11/2009 | CN100460633C Fully variable mechanical valve drive mechanism for a piston-type internal combustion engine comprising adjustable valve play compensation |
| 02/11/2009 | CN100460631C Variable valve unit for internal combustion engine |
| 02/05/2009 | US20090031972 Variable Valve Train Apparatus for Internal Combustion Engine |
| 02/05/2009 | DE10332107B4 Vorrichtung und Verfahren zum Abschätzen einer Restgasmenge eines Verbrennungsmotors und Vorrichtung und Verfahren zum Steuern einer Ansaugluftmenge Apparatus and method for estimating a residual gas quantity of an internal combustion engine, and apparatus and method for controlling an intake air amount |
| 02/05/2009 | DE10323665B4 Variable Ventilhubvorrichtung zur Hubverstellung der Gaswechselventile einer Verbrennungskraftmaschine Variable valve for adjusting the stroke of the gas exchange valves of an internal combustion engine |
| 02/04/2009 | CN201190586Y Compression releasing type retarder for engine |
| 02/04/2009 | CN101358550A Continuous variable valve lift apparatus |
| 02/04/2009 | CN100458107C Valve control |
| 02/03/2009 | US7484485 Variable-valve-actuation apparatus for internal combustion engine |
| 01/29/2009 | WO2009013104A1 Switchable cup tappet for a valve timing mechanism of an internal combustion engine |
| 01/29/2009 | DE4313656B4 Vorrichtung zur Betätigung der Ventile in Verbrennungsmotoren mittels umlaufender Nocken Device for actuating the valves in internal combustion engines by means of rotating cam |
| 01/29/2009 | DE10312961C5 Vorrichtung zur variablen Betätigung der Gaswechselventile von Verbrennungsmotoren Device for the variable actuation of gas exchange valves of internal combustion engines |
| 01/28/2009 | EP2019189A1 Variable valve gear driving device |
| 01/28/2009 | EP2018466A1 Valve drive assembly for an internal combustion engine |
| 01/28/2009 | EP1442204B1 Method and system of improving engine braking by variable valve actuation |
| 01/28/2009 | CN100455774C Valve timing controller, engine device having the same, and vehicle |
| 01/28/2009 | CN100455773C Variable valve device of V- shape engine |
| 01/27/2009 | US7481192 Valve gear and method for opening and closing a passage |
| 01/27/2009 | CA2404048C Switching element for a valve train of an internal combustion engine |
| 01/22/2009 | WO2009011212A1 Variable valve train control device |
| 01/22/2009 | WO2009011145A1 System for varying total valve opening angle by variable lift |
| 01/22/2009 | WO2008142555A3 Drive mechanism diagnostic apparatus and diagnostic method |
| 01/22/2009 | WO2008142078A3 Method and device for oil circuit management in an internal combustion engine |
| 01/22/2009 | DE10261304B4 Ventilhubvorrichtung zur variablen Ventilsteuerung der Gaswechselventile einer Verbrennungskraftmaschine Valve lift variable valve control of gas exchange valves of an internal combustion engine |
| 01/22/2009 | DE102005012844B4 Variable Ventilvorrichtung für einen Verbrennungsmotor A variable valve device for an internal combustion engine |
| 01/21/2009 | CN201184224Y Exhaust valve brake device for four-valve engine |
| 01/21/2009 | CN101351624A Valve driving device for internal combustion engine |
| 01/21/2009 | CN101349178A Rocker arm integrated type brake device of four-stroke internal combustion engine |
| 01/21/2009 | CN101349177A Variable air valve apparatus of engine |
| 01/21/2009 | CN100453782C Valve timing control apparatus and method for internal combustion engine |
| 01/21/2009 | CN100453773C Automatic compression release mechanism including feature to prevent unintentional disablement during engine shutdown |
| 01/15/2009 | WO2009007225A1 Anti-rotation locking mechanism for controlling mechanical play |
| 01/15/2009 | US20090013946 Variable valve lift device of internal combustion engine |
| 01/15/2009 | DE10316900B4 Verfahren zur Überprüfung der Funktionstüchtigkeit einer Vorrichtung zum Einstellen des Hubes der Gaswechselventile einer fremdgezündeteten Brennkraftmaschine Procedures to verify the functionality of a device for adjusting the stroke of the gas exchange valves of an internal combustion engine fremdgezündeteten |
| 01/15/2009 | DE102008016857A1 Variables Ventilsteuerungssystem für Verbrennungsmotoren Variable valve control system for internal combustion engines |
| 01/14/2009 | EP2013459A2 Modulated combined lubrication and control pressure system for two-stroke/four-stroke switching |
| 01/14/2009 | EP2013450A1 Switchable cam follower of a valve train assembly of an internal combustion engine |
| 01/14/2009 | EP1721069B1 Exhaust valve mechanism for internal combustion engine |
| 01/14/2009 | EP1590554B1 Fully variable mechanical valve drive mechanism for a piston-type internal combustion engine comprising adjustable valve play compensation |
| 01/14/2009 | CN100451312C Detection of a specific faulted dod electrohydraulic circuit |
| 01/14/2009 | CN100451301C Air dynamic steady state and transient detection method for cam phaser movement |
| 01/13/2009 | CA2455660C Valve control apparatus for internal combustion engine |
| 01/08/2009 | WO2009005774A1 Variable valve actuator having self-centering pivotal piston |
| 01/08/2009 | WO2009004162A2 Method and device for controlling a valve with several lift phases, and method for supplying a thermal engine with oxidant |
| 01/07/2009 | CN101338703A Engine air valve lift stepless regulating mechanism |
| 01/07/2009 | CN101338691A Apparatus and method for engine braking |
| 01/07/2009 | CN101338690A Variable valve train for an internal combustion engine |
| 01/06/2009 | US7472685 Control method and control apparatus of internal combustion engine |
| 01/02/2009 | DE10338663B4 Steuereinheit einer Stellglieder aufweisenden Vorrichtung A control unit actuators having device |
| 01/02/2009 | DE102007027968A1 Verfahren und Vorrichtung zum Steigern der Motorbremsleistung einer Hubkolben-Verbrennungsmaschine eines Fahrzeugs, insbesondere eines Motors in Dieselausführung Method and device for increasing the engine braking power of a reciprocating piston internal combustion engine of a vehicle, in particular a diesel engine in embodiment |
| 01/02/2009 | DE102005012134B4 Ansaugsteuervorrichtung und Ansaugsteuerverfahren für einen Verbrennungsmotor Ansaugsteuervorrichtung and Ansaugsteuerverfahren for an internal combustion engine |
| 12/31/2008 | WO2009002234A1 Exhaust valve mechanism for an internal combustion engine |
| 12/31/2008 | CN101333969A Cooling control unit for water-cooled multi-cylinder internal combustion engine having cylinder deactivation mechanism |
| 12/31/2008 | CN101333968A Device of engine for continuously changing air valve phase |
| 12/31/2008 | CN101333949A Continuous variable valve lift apparatus |
| 12/31/2008 | CN101333948A Variable valve train system for internal combustion engine |
| 12/30/2008 | US7469669 Variable valve train mechanism of internal combustion engine |
| 12/30/2008 | US7469668 Valve-moving device for engine |
| 12/25/2008 | US20080319638 Control System |
| 12/24/2008 | EP2006498A1 Two-step roller finger cam follower assembly having a follower travel limiter |
| 12/24/2008 | EP1447530B1 Decompressor for 4-stroke cycle internal combustion engines |
| 12/23/2008 | US7469180 Intake air amount control system for internal combustion engine and control system |
| 12/23/2008 | US7467609 Valve-stroke controls |
| 12/17/2008 | EP2002090A1 Gas exchange valve actuating device |
| 12/17/2008 | CN201165889Y Motor vehicle engine structure |
| 12/17/2008 | CN201165888Y Motor vehicle engine structure |
| 12/17/2008 | CN101324196A Cylinder of motorcycle engine |
| 12/17/2008 | CN100443698C Variable valve apparatus of internal combustion engine |