| 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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| 08/14/2001 | US6273040 Adjustable overhead rocker cam |
| 08/14/2001 | US6273039 Valve deactivating roller following |
| 08/09/2001 | US20010011536 Engine control, apparatus for a multicylinder engine |
| 08/07/2001 | US6269792 Internal combustion engine with compressor function |
| 08/07/2001 | US6269786 Compression release mechanism |
| 08/02/2001 | DE10101938A1 Steuervorrichtung zum variablen Betätigen einer Motorventilvorrichtung eines Verbrennungsmotors Control means for variably actuating an engine valve device of a combustion engine |
| 08/02/2001 | DE10065490A1 Ventiltrieb für Hochgeschwindigkeits-Direkteinspritz-Dieselmotor Valve train for high speed direct injection diesel engine |
| 07/26/2001 | US20010009145 Switchable flat or roller tappet |
| 07/26/2001 | DE10002287A1 Switchable flat or roller tappet to transmit cam stroke to tappet push rod has two-part anti-turning locking component located in tappet housing and inner element, and forming relative position stop |
| 07/25/2001 | EP1117906A1 Method for controlling an internal combustion engine |
| 07/25/2001 | EP1117905A1 Cam operating system |
| 07/19/2001 | US20010008129 Control apparatus for variably operated engine valve mechanism of internal combustion engine |
| 07/19/2001 | US20010008128 Linkless variable valve actuation mechanism |
| 07/19/2001 | DE10102162A1 Ventilbetätigungssystem in einer Brennkraftmaschine A valve operating system in an internal combustion engine |
| 07/17/2001 | US6260525 Engine valve disabler |
| 07/17/2001 | US6260523 Variable-valve-actuation apparatus for internal combustion engine |
| 07/17/2001 | CA2093117C Driving connections between two rotatable bodies |
| 07/12/2001 | WO2001049976A2 Control of a multi-cylinder internal combustion engine with individually controllable inlet valves |
| 07/12/2001 | DE10063997A1 Variable Ventilbetätigungsvorrichtung für Motoren mit innerer Verbrennung Variable valve operating device for internal combustion engines |
| 07/12/2001 | DE10053776A1 IC engine cam operating system has valve cam brought into engagement with camshaft and released in dependence on engine operating conditions |
| 07/12/2001 | DE10000216A1 Steuerung eines Mehrzylinder-Verbrennungsmotors mit individuell ansteuerbaren Einlaßventilen Control of a multi-cylinder internal combustion engine with individually controllable inlet valves |
| 07/10/2001 | USRE37268 Adjusting cylinder of a camshaft adjusting device acted upon by a separate oil supply unit |
| 07/10/2001 | US6257213 Exhaust gas recirculation device |
| 07/10/2001 | US6257201 Exhaust brake |
| 07/10/2001 | US6257194 Method to manage internal combustion engine shutdown |
| 07/10/2001 | US6257190 Cam operating system |
| 07/10/2001 | US6257185 Switchable cam follower |
| 07/10/2001 | US6257183 Lost motion full authority valve actuation system |
| 07/10/2001 | US6257182 Electromagnetic drive system for engine valve |
| 07/10/2001 | US6256897 Three dimensional cam, method and apparatus for measuring three dimensional cam profile, and valve drive apparatus |
| 07/05/2001 | US20010006049 Method for controlling internal combustion engine valve operating mechanism |
| 07/05/2001 | DE10060647A1 Verfahren und Vorrichtung zur Steuerung der Betätigung einer Druckbremse Method and apparatus for controlling the actuation of a brake pressure |
| 07/04/2001 | EP1113151A2 Valve operating system in internal combustion engine |
| 07/04/2001 | EP1113150A2 Valve operating system in internal combustion engine |
| 07/04/2001 | EP1113148A2 Valve operating system in internal combustion engine |
| 07/04/2001 | CN1301914A Valve operation system of IC engine |
| 07/04/2001 | CN1301913A Valve operation system of IC engine |
| 07/04/2001 | CN1301912A Valve operation system in IC engine |
| 07/03/2001 | US6253730 Engine compression braking system with integral rocker lever and reset valve |
| 07/03/2001 | US6253723 Automatic decompression valve for an internal combustion engine |
| 06/28/2001 | WO2001046578A1 Method and apparatus for hydraulic clip and reset of engine brake systems utilizing lost motion |
| 06/27/2001 | EP1111220A2 Internal combustion engine having a variable valve mechanism and control method therefor |
| 06/27/2001 | EP1111206A2 Valve actuating mechanism |
| 06/27/2001 | EP1111205A2 Valve drive device of an internal combustion engine |
| 06/27/2001 | EP1111204A2 Engine valve drive |
| 06/27/2001 | EP1111202A2 System for controlling engine equipped with electromagnetically operated engine valve |
| 06/26/2001 | US6250271 Decompression device of a four-stroke-cycle internal combustion engine |
| 06/26/2001 | US6250265 Variable valve timing with actuator locking for internal combustion engine |
| 06/21/2001 | US20010003973 Variable-valve-actuation apparatus for internal combustion engine |
| 06/21/2001 | US20010003971 System for controlling engine equipped with electromagnetically operated engine valve |
| 06/21/2001 | DE19960742A1 Variable valve drive, preferably for combustion engine, has pressure roller rotatably mounted in swinging arm with pivot axis fixed relative to cylinder head but adjustable in position |
| 06/20/2001 | EP1108119A1 Variable timing poppet valve apparatus |
| 06/19/2001 | US6247433 Switchable cam follower |
| 06/16/2001 | CA2326867A1 Method and apparatus of controlling the actuation of a compression brake |
| 06/14/2001 | WO2001042638A1 Apparatus for controlling position of electromagnetically operated engine valve |
| 06/13/2001 | EP1105627A1 Variable valve timing mechanism |
| 06/13/2001 | DE10054600A1 Sliding mode control device for internal combustion engine has linear term of control value that is set as function of deviation between target position and actual position of control object |
| 06/12/2001 | US6244257 Internal combustion engine with combined cam and electro-hydraulic engine valve control |
| 06/12/2001 | US6244230 Variable valve timing apparatus |
| 06/12/2001 | US6244229 Valve lifter for three-dimensional cam and variable valve operating apparatus using the same |
| 06/07/2001 | DE19957165A1 Ventilsteuerung für eine Brennkraftmaschine Valve control for an internal combustion engine |
| 06/07/2001 | DE19957157A1 Valve controller for internal combustion engine detects camshaft measurement values to check function of one or more switching elements, displays function signal if defined deviation |
| 06/07/2001 | DE10055439A1 Hydraulic engine braking arrangement for vehicle engines with a hydraulic fuel injection system |
| 06/05/2001 | US6240898 Slave piston assembly with valve motion modifier |
| 06/05/2001 | US6240888 Internal combustion engine decompression valve kit and method for making same |
| 05/31/2001 | US20010002379 Method of operating a vehicle |
| 05/31/2001 | DE4492633C1 Valve lifter for IC engine |
| 05/31/2001 | DE19956159A1 Valve drive for IC engines has gas exchange valve switching elements and tolerance compensation element located separate from each other |
| 05/31/2001 | DE10056227A1 Decompression device for four-stroke engine has idler coupling with peripheral protrusion for holding decompression cam stationary by contact with stopper with camshaft in normal position |
| 05/30/2001 | EP1103707A2 Valve control for a combustion engine |
| 05/30/2001 | EP1103700A2 Internal combustion engine having a variable valve train |
| 05/30/2001 | EP0817903B1 Valve mechanism in an internal combustion engine |
| 05/29/2001 | US6237559 Cylinder deactivation via exhaust valve deactivation and intake cam retard |
| 05/29/2001 | US6237551 Multi-cylinder diesel engine with variable valve actuation |
| 05/29/2001 | US6237546 Reversible internal combustion engine |
| 05/24/2001 | US20010001387 Reverseable internal combustion engine |
| 05/23/2001 | EP1101903A1 Mechanical compression release |
| 05/23/2001 | EP1101017A1 Desmodromic cam driven variable valve timing mechanism |
| 05/22/2001 | US6234143 Engine exhaust brake having a single valve actuation |
| 05/22/2001 | US6234124 Internal combustion engine with valve rest mechanisms |
| 05/22/2001 | US6234123 Four-cycle internal combustion engine and valve timing control method thereof |
| 05/22/2001 | US6234119 Process for controlling a change-over of a rotative direction of a two cycle internal combustion engine used for driving a travelling machine |
| 05/17/2001 | CA2324683A1 Method and apparatus for operating a hydraulically-powered compression release brake assembly of an internal combustion engine |
| 05/16/2001 | EP0914546B1 Valve drive system and cylinder head for an internal combustion engine |
| 05/16/2001 | EP0815355B1 Exhaust valve mechanism in an internal combustion engine |
| 05/15/2001 | US6230675 Intake valve lift control system |
| 05/10/2001 | WO2001033066A1 Exhaust port structure of internal combustion engine |
| 05/10/2001 | DE19952909A1 Switchable support element with lost-motion spring, at least most of which completely encloses internal element concentrically |
| 05/10/2001 | DE19951592A1 Brake load regulating process for internal combustion engine, based on setting of exhaust gas turbine, cylinder-side braking valve, air retarder and regulating valve |
| 05/10/2001 | DE10054465A1 Control system for internal combustion engine, opens outlet valve of non-operating cylinder in suction and exhaust cycles |
| 05/10/2001 | DE10051425A1 Motorsteuersystem und -verfahren für einen Direkteinspritzer mit veränderlicher Ventilsteuerzeit Engine control system and method for a direct injection engine with variable valve timing |
| 05/09/2001 | EP1097294A1 Internal combustion engine |
| 05/09/2001 | CN2429631Y Flexible air valve controller |
| 05/08/2001 | US6227154 Valvegear for engines of reciprocating piston type |
| 05/02/2001 | EP1096115A1 Mechanically controlled intake valve lift in an internal combustion engine |
| 05/02/2001 | EP0793769B1 Variable valve lift mechanism for internal combustion engine |
| 05/01/2001 | US6223846 Vehicle operating method and system |
| 05/01/2001 | US6223708 Automatic decompression system |
| 05/01/2001 | US6223706 Tappet for the valve gear of an internal combustion engine |
| 05/01/2001 | US6223646 Camless valve actuator for compression braking and normal engine operations |