| 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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| 11/01/2001 | US20010035142 Cylinder head structure |
| 11/01/2001 | US20010035141 Ring gear variable valve train device |
| 11/01/2001 | US20010035140 Actuation mechanism for mode-switching roller finger follower |
| 10/31/2001 | EP1149989A1 Hydraulically actuated latching pin valve deactivation |
| 10/31/2001 | EP1149988A2 Method and apparatus for two-step cam profile switching |
| 10/31/2001 | DE10020884A1 Controller for internal combustion engine inlet or exhaust valve has arrangement in actuator base body for changing contact relationship of force input regions and control contours |
| 10/25/2001 | WO2001079662A1 Method for adjusting an actuator |
| 10/25/2001 | US20010032604 Internal combustion engine having an electromagnetic valve drive mechanism and method for controlling the same |
| 10/25/2001 | DE10020119A1 Device for independent hydraulic adjustment of camshaft phase and axial positions has phase adjuster in form of rotation piston adjuster that also forms adjustment piston for camshaft |
| 10/25/2001 | DE10020117A1 Guide bush for housing bore in internal combustion engine for cam follower has porous surface construction as sieving filter in passage for hydraulic fluid |
| 10/25/2001 | DE10019744A1 Procedure to influence mixture formation and charge movement in cylinders of internal combustion piston engine entails valves moving in dependence upon piston stroke with lift variation depending upon load conditions |
| 10/24/2001 | EP1148213A1 An assembly for providing an engine brake system for an internal combustion engine, in particular of an industrial vehicle, and an internal combustion engine provided with this assembly |
| 10/18/2001 | WO2001077502A1 Valve gear of internal combustion engine |
| 10/18/2001 | US20010029923 Pulse drive valve deactivator |
| 10/17/2001 | CN1317636A Environment protection type oil saver able to make cylinder of IC engin in rest under program control |
| 10/16/2001 | US6302370 Valve seating control device with variable area orifice |
| 10/16/2001 | US6302071 Oil passage system of valve moving apparatus for internal combustion engine |
| 10/16/2001 | US6302070 Valve system for engine |
| 10/16/2001 | US6302069 Cam activated electrically controlled engine valve |
| 10/16/2001 | US6302068 Fast acting engine valve control with soft landing |
| 10/11/2001 | WO2001075279A1 Variable valve control comprising a sliding-block part and a free travel |
| 10/11/2001 | US20010027783 Auto-ignition of gasoline engine by varying exhaust gas retaining duration |
| 10/11/2001 | US20010027773 Method and apparatus for hydraulic clip and reset of engine brake systems utilizing lost motion |
| 10/11/2001 | US20010027765 Deactivation and two-step roller finger follower having a bracket and lost motion spring |
| 10/11/2001 | US20010027764 Valve operating system in internal combustion engine |
| 10/11/2001 | US20010027762 Variable valve mechanism of internal combustion engine |
| 10/11/2001 | DE10017441A1 vorrichtung zur Hubverstellung eines Gaswechselventils im Zylinderkopf einer Brennkraftmaschine device for adjusting the stroke of a gas exchange valve in the cylinder head of an internal combustion engine |
| 10/10/2001 | EP1143121A2 Engine braking system with displaceable rocker arm pivot centre |
| 10/10/2001 | EP1143120A2 Valve deactivator assembly for internal combustion engine |
| 10/10/2001 | EP1143119A2 Variable valve drive mechanism and intake air amount control apparatus of internal combustion engine |
| 10/10/2001 | EP1143118A2 Device for varying the valve lift in an engine cylinder head |
| 10/10/2001 | EP1143117A2 valve characteristic control apparatus of internal combustion engine and methods of controlling valve characteristics |
| 10/10/2001 | EP1143116A1 Internal combustion engine |
| 10/09/2001 | US6298813 Variable valve apparatus of internal combustion engine |
| 10/04/2001 | US20010025616 Crank gear variable valve actuating mechanism |
| 10/04/2001 | US20010025615 Valve control device of internal combustion engine |
| 10/04/2001 | US20010025614 Belt-driven variable valve actuating mechanism |
| 10/04/2001 | EP1138896A2 Auto-ignition of gasoline engine by varying exhaust gas retaining duration |
| 10/04/2001 | EP1138885A1 Method for controlling an internal combustion engine for easing the start |
| 10/04/2001 | DE10113079A1 Vorrichtung und Verfahren zur Deaktivierung von Zylindern einer Brennkraftmaschine Apparatus and method for deactivating cylinders of an internal combustion engine |
| 10/04/2001 | DE10016103A1 Variable Ventilsteuerung Variable valve timing |
| 10/02/2001 | US6298300 Control apparatus for drive system composed of engine and transmission |
| 10/02/2001 | US6295958 Linkless variable valve actuation mechanism |
| 09/27/2001 | WO2001071167A1 Valve control mechanism |
| 09/27/2001 | US20010023682 Method of presetting an internal combustion engine |
| 09/27/2001 | US20010023675 Method and apparatus for two-step cam profile switching |
| 09/27/2001 | US20010023674 Variable valve drive mechanism and intake air amount control apparatus of internal combustion engine |
| 09/27/2001 | US20010023673 Valve cam mechanism for four-cycle engine |
| 09/27/2001 | US20010023672 Rocker arm device for simultaneous control of valve lift and relative timing in a combustion engine |
| 09/27/2001 | US20010023671 Variable lost motion valve actuator and method |
| 09/27/2001 | US20010023667 Control system for controlling variable valve type internal combustion engine |
| 09/26/2001 | EP1136685A2 Apparatus for and method of controlling an internal combustion engine |
| 09/26/2001 | EP1136678A2 Control system for controlling variable valve type internal combustion engine |
| 09/26/2001 | EP1136664A2 Valves with variable lifts and timings |
| 09/25/2001 | US6293515 Electric valve universal retrofit configuration having misalignment correction |
| 09/25/2001 | US6293248 Two-cycle compression braking on a four stroke engine using hydraulic lash adjustment |
| 09/25/2001 | US6293239 Valve gear for gas exchange valves of internal combustion engines |
| 09/25/2001 | US6293238 Rocker arm and rocker arm assembly for engines |
| 09/25/2001 | US6293237 Variable lost motion valve actuator and method |
| 09/21/2001 | CA2322988A1 Engine compression brake system |
| 09/20/2001 | DE10109234A1 Variable moving valve for internal combustion engine, has coupling pins that respectively link the arm sections of rocker arm with the link, and one end of swing cam with the link |
| 09/20/2001 | DE10012400A1 Valve drive for internal combustion engine; has transmission unit and operation element, to engage cam of camshaft and valve indirectly, where transmission unit has varying profile in stroke direction |
| 09/19/2001 | EP1134402A2 Cylinder head structure |
| 09/19/2001 | EP1133626A1 Method of controlling the process of combustion in an internal combustion engine, and engine with means for varying the effective compression ratio of the cylinders |
| 09/19/2001 | EP1133621A1 Method for controlling an electromechanical actuating drive for a gas exchange valve of an internal combustion engine |
| 09/19/2001 | EP0894185A4 Valve timing system |
| 09/13/2001 | WO2001066917A1 Storage-regenerative internal combustion engine |
| 09/13/2001 | US20010020459 Valve timing control system for internal combustion engine |
| 09/13/2001 | US20010020458 Valve characteristic control apparatus of internal combustion engine and methods of controlling valve characteristics |
| 09/13/2001 | US20010020457 Valve operating system in internal combustion engine |
| 09/13/2001 | DE10111419A1 Ventileinstellung-Steuer/Regelsystem für Verbrennungsmotoren Valve timing control / control system for internal combustion engines |
| 09/11/2001 | US6286478 Control device for engine provided with electromagnetic driven intake valves and computer useable medium having computer readable program code for performing the control |
| 09/06/2001 | US20010018902 Valve system for an engine |
| 09/04/2001 | US6283090 Method and apparatus for operating a hydraulically-powered compression release brake assembly on internal combustion engine |
| 08/30/2001 | US20010017119 Valve cam mechanism for four-cycle engine |
| 08/30/2001 | US20010017118 Valve train for high speed direct injection diesel engine |
| 08/30/2001 | US20010017114 Apparatus for controlling valve timing of internal combustion engine |
| 08/29/2001 | EP1128030A2 Method and apparatus for measuring a three dimensional cam profile |
| 08/29/2001 | EP1128029A2 Variable valve drive for an internal combustion engine |
| 08/29/2001 | EP1128027A2 Apparatus for controlling valve timing of internal combustion engine |
| 08/23/2001 | WO2001061157A1 Mechanical compression release |
| 08/23/2001 | WO2001061153A2 Direct lever overhead valve system |
| 08/23/2001 | US20010015188 Valve operating system in internal combustion engine |
| 08/23/2001 | US20010015186 Valve operating system in internal combustion engine |
| 08/22/2001 | EP1125039A1 Valve control mechanism |
| 08/21/2001 | US6276320 Value mechanism of internal combustion engine |
| 08/21/2001 | US6276317 Control apparatus and method for electromagnetically driven valves |
| 08/21/2001 | CA2252132C Valve operating system in internal combustion engine |
| 08/16/2001 | WO2001059268A1 A small four-cycle engine having compression relief to facilitate starting |
| 08/16/2001 | US20010013325 Valves for i.c. engines with variable lifts and timings |
| 08/16/2001 | US20010013323 Method of starting an electromagnetic actuator operating a cylinder valve of a piston-type internal-combustion engine |
| 08/16/2001 | DE10104232A1 Steuervorrichtung für Mehrzylindermotoren Control device for multi-cylinder engines |
| 08/16/2001 | DE10061711A1 Variable abschaltbare desmodromische Ventilsteuerung mit andauerndem volloffenen Zustand des Ventils für Brennkraftmaschinen, insbesondere für mehrzylindrige schnellaufende Fahrzeugmotoren mit Mehrventil-Technik Variable switchable desmodromic valve control with prolonged fully open state of the valve for internal combustion engines, especially for multi-cylinder high-speed vehicle engines with multi-valve technology |
| 08/16/2001 | DE10006365A1 Variable Ventilsteuerung für Hubkolben-Brennkraftmaschinen Variable valve control for reciprocating-piston internal combustion engines |
| 08/16/2001 | DE10006018A1 Variable valve drive for load control of externally ignited IC engine pref. fully variable for non-throttle load control and drive is arranged between camshaft cam and at least inlet valve |
| 08/16/2001 | DE10006016A1 Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine Variable valve train for load control of a spark-ignited internal combustion engine |
| 08/16/2001 | DE10006015A1 Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine Variable valve train for load control of a spark-ignited internal combustion engine |
| 08/15/2001 | CN1308179A Air valve controlling system for internal combustion engine |
| 08/14/2001 | US6273057 Hydraulically-actuated fail-safe stroke-limiting piston |
| 08/14/2001 | US6273041 Cam follower in a valve train of an internal combustion engine switchable between different lifts for at least one gas-exchange valve |