Patents
Sitemap › F02 - Combustion engines; Hot-gas or combustion-product engine plants › F02D - Controlling combustion engines › F02D 13 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
Patents for F02D 13 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing (11,427)
04/1998
04/28/1998US5743221 Method for a throttle-free load control of an internal combustion engine by means of variably controllable cylinder valves
04/28/1998CA2151440C Valve operating system for multi-cylinder internal combustion engine
04/23/1998DE19745234A1 Valve timing for IC engine
04/21/1998US5740767 Scavenge control for engine
04/14/1998US5738501 Internal gear pump
04/14/1998US5738073 Engine operation control system
04/14/1998US5738056 Variable valve timing mechanism for internal combustion engine
04/14/1998US5738053 Malfunction detection apparatus for valve timing control device for engine
04/09/1998DE19743751A1 Turbo-compound-combustion engine for motor vehicle
04/07/1998US5735242 Fuel pressure activated engine compression braking system
04/02/1998DE19741962A1 Oil supply device for IC engine
04/01/1998EP0833043A1 Operating method for a multi-cylinder internal combustion engine
04/01/1998EP0833041A1 An electromagnetic actuator for activating an engine latchable rocker arm
03/1998
03/31/1998US5733219 Apparatus and method for disabling a compression brake system
03/31/1998US5732554 Exhaust gas purification device for an internal combustion engine
03/26/1998DE19741918A1 Oil lubrication supply for IC engine
03/26/1998DE19639170A1 Starting method for remote-ignition fuel-injection engine
03/25/1998EP0831218A2 Intake air control apparatus for engines
03/25/1998EP0830496A1 A hydraulic actuator for an internal combustion engine
03/19/1998DE19637998A1 Engine brake device for internal combustion engine
03/19/1998DE19637066A1 Valve operating device with stop function
03/18/1998EP0829621A2 A variable valve timing mechanism (VVT)
03/17/1998US5727527 Method for cylinder cut-in in an internal combustion engine process
03/12/1998WO1998010179A2 Homogeneous charge compression ignition engine with optimal combustion control
03/12/1998DE19739506A1 Valve timing for IC engine
03/12/1998DE19614733C1 Control device for two=stroke engine outlet valve
03/11/1998EP0828068A2 Apparatus and method for purifying exhaust gas in an internal combustion engine
03/11/1998CN1175661A Variable valve timing mechanism for internal combustion engine
03/11/1998CN1175658A Engine variable valve timing mechanism
03/10/1998US5725064 Hybrid vehicle with pumping loss reducing function
03/10/1998US5724929 Engine variable valve timing mechanism
03/10/1998US5724927 Direct cylinder injected engine and method of operating same
03/05/1998DE19737623A1 Valve timing control for vehicle IC engine
03/04/1998EP0826870A2 Apparatus for controlling timings of exhaust valves and method thereof
02/1998
02/26/1998WO1998007973A1 Premixed charge compression ignition engine with optimal combustion control
02/24/1998US5720265 Fuel metering control system for internal combustion engine
02/19/1998DE19632651A1 IC engine control arrangement for cylinder deactivation
02/17/1998US5718199 Electronic controls for compression release engine brakes
02/17/1998CA2037729C Method of controlling an internal combustion engine
02/11/1998EP0793769A4 Variable valve lift mechanism for internal combustion engine
02/11/1998CN1173214A Variable valve lift mechanism for internal combustion engine
02/10/1998US5715780 Cam phaser position detection
02/10/1998US5715779 Abnormality detecting apparatus for internal combustion engine
02/05/1998DE19631823C1 Mehrzylindrige Brennkraftmaschine Multi-cylinder internal combustion engine
02/05/1998DE19631338A1 Internal exhaust gas recirculation system
02/04/1998EP0822321A1 Method for slowing down a 4 stroke internal combustion engine, in particular, when used for vehicle propulsion
02/03/1998US5714683 Internal combustion engine intake port flow determination
02/03/1998US5713330 Internal combustion engine with supercharger
02/03/1998US5713317 Method of and apparatus for continuously and variably controlling valve timing of internal combustion engine
02/03/1998US5713316 Hydraulic actuator for an internal combustion engine
01/1998
01/29/1998WO1998003777A1 Four-cycle engines with two-cycle compression release braking
01/28/1998EP0821142A1 dual event valve control system
01/28/1998EP0821139A1 Oil supply structure in variable valve timing mechanism
01/22/1998WO1998002653A1 Improved internal combustion engine and working cycle
01/22/1998CA2276245A1 Improved internal combustion engine and working cycle
01/21/1998EP0819561A2 Driving System
01/21/1998EP0729546B1 Turbocharged engine intake manifold pressure control
01/21/1998CN1170816A Exhaust gas cotnroller for spark igniting two-stroke internal combustion engine
01/20/1998US5709190 Combustion chamber and induction system for engine
01/20/1998US5709179 Engine cylinder valve control system
01/20/1998US5709177 Exhaust valve timing control responsive to engine idling and shut-down
01/14/1998EP0818619A2 Method and apparatus for monitoring the state of a variable valve control
01/14/1998EP0818612A1 Engine brake operating device
01/14/1998EP0680556B1 Process for calculating the air filling volume in an internal combustion engine with a variable gas exchange control
01/14/1998CN1170081A Exhaust controller sparkling two stroke IC engine
01/07/1998EP0816644A2 A valve driving apparatus using an electromagnetic coil to move a valve body with reduced noise
01/07/1998EP0816643A1 Hydraulic actuator in an internal combustion engine
01/07/1998CN1169538A Method of detecting fault in electromagnetically-actuated intake or exhaust valve
01/06/1998US5704324 Engine
01/06/1998US5704316 Valve drive system of an internal combustion engine
12/1997
12/30/1997US5701860 Decompressor for an internal combustion engine
12/30/1997US5701859 Compression release valve for a combustion engine
12/30/1997US5701857 Cylinder valve operating system
12/29/1997EP0814245A1 Method and device for operating a spark ignited piston internal combustion engine
12/29/1997EP0814239A1 Latch assembly for a valve control system
12/29/1997EP0814237A1 Valve drive in an internal combustion engine
12/29/1997EP0643804B1 Method and apparatus to reduce engine combustion noise utilizing unit valve actuation
12/17/1997CN1036746C Deceleration control apparatus for two-cycle engine of spark ignition type for vehicle
12/16/1997US5698779 Apparatus for detecting intake air quantity of internal combustion engine having mechanism for continuously varying valve timing
12/16/1997US5697332 Combustion controller for a spark ignition type two-cycle engine
12/09/1997US5695430 Hybrid internal combustion engine
12/09/1997US5694912 Fuel injection amount control apparatus for engine
12/09/1997US5694893 Outward opening valve system for an engine
12/03/1997EP0810350A1 Method of detecting fault in electromagnetically-actuated intake or exhaust valve
12/02/1997US5692488 Method for automatic calibration of an angle mark transmitter at the crankshaft of an internal combustion engine
12/02/1997US5692469 Braking a four stroke IC engine
12/02/1997US5692464 Diesel engine
11/1997
11/27/1997DE19620883A1 Control system for internal combustion engine
11/26/1997EP0808997A1 Valve performance control apparatus for internal combustion engine
11/25/1997US5690066 Engine valve control actuator with knee action linkage
11/25/1997US5690065 Method and device for optimizing air filling in an internal combustion engine cylinder
11/19/1997CN1165241A Two-stroke engine with valve motion control means
11/12/1997CN1164884A Suction device for supercharged engine
11/11/1997US5685276 Engine control system
11/04/1997US5682854 Variable compression ratio engine
11/04/1997US5682846 Engine valve actuator with differential area pistons
10/1997
10/30/1997DE19713460A1 Automatic transmission control system for vehicle
10/29/1997CN1036291C Exhaut control device for two-cycle engine
10/28/1997US5680834 Of an internal combustion engine
10/23/1997DE19614923A1 Vehicle four-stroke IC engine deceleration method
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