Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01L - Cyclically operating valves for machines or engines › F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
Patents for F01L 13 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations (9,664)
07/2003
07/22/2003US6595174 Switching element for a valve train of an internal combustion engine
07/22/2003US6595172 Variable valve actuator assembly having a secondary actuator
07/22/2003US6594996 Method and system for engine braking in an internal combustion engine with exhaust pressure regulation and turbocharger control
07/17/2003WO2003058039A1 Device for variably actuating the gas exchange valves in reciprocating engines
07/17/2003US20030131820 System for controllably disabling cylinders in an internal combustion engine
07/17/2003US20030131813 Variable valve mechanism of internal combustion engine
07/17/2003US20030131812 Control apparatus of variable valve timing mechanism and method thereof
07/17/2003US20030131811 Valve operating system for engine
07/16/2003EP0774051B1 Engine compression braking apparatus and method
07/16/2003CN1114753C Valve operation system in IC engine
07/15/2003US6591802 Variable valve actuating mechanism having a rotary hydraulic lash adjuster
07/15/2003US6591798 Variable valve actuation assembly for an internal combustion engine
07/15/2003US6591797 Variable fulcrum rocker arm
07/15/2003US6591796 Combination PCV baffle and retainer for solenoid valves in a hydraulic manifold assembly for variable activation and deactivation of engine valves
07/15/2003US6591795 Captive volume accumulator for a lost motion system
07/10/2003US20030127064 Intake system for an internal combustion engine
07/10/2003US20030127063 Continually variable valve timing, lift, and duration for internal combustion engine
07/08/2003US6588394 Model-based control of a solenoid-operated hydraulic actuator for engine cylinder deactivation
07/08/2003US6588387 Rocker arm device for simultaneous control of valve lift and relative timing in a combustion engine
07/08/2003US6588386 Variable valve lift system
07/03/2003WO2003054362A1 Device for variable actuation of the gas exchange valves in internal combustion piston engines
07/03/2003US20030121500 Ignition timing control apparatus for internal combustion engine and method thereof
07/03/2003US20030121486 Valve timing control device
07/03/2003US20030121484 Continuously variable valve timing, lift and duration for internal combustion engine
07/03/2003US20030121249 Engine cylinder deactivation to improve the performance of exhaust emission control systems
07/02/2003EP1323902A2 Ignition timing control apparatus for internal combustion engine and method thereof
07/01/2003US6584962 Engine control, apparatus for a multicylinder engine
07/01/2003US6584951 Individual hydraulic circuit modules for engine with hydraulically-controlled cylinder deactivation
07/01/2003US6584943 Variable compound rocker system for push rod and overhead camshaft engines
07/01/2003US6584942 Cylinder deactivation apparatus with vapor purge
06/2003
06/26/2003US20030116124 Variable valve timing in a homogenous charge compression ignition engine
06/26/2003US20030116111 Method and apparatus for venting excessive cylinder pressure
06/26/2003US20030116108 Variable timing mechanism for a rotary valve
06/25/2003EP1321634A2 A multicylinder petrol engine with variable atcuation of the valves
06/25/2003EP1320666A1 Retractable support element
06/25/2003CN2557700Y Hydraulic driving device for internal combustion engine
06/24/2003US6581551 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
06/19/2003US20030111047 Multicylinder petrol engine with variable actuation of the valves
06/19/2003US20030111044 Method and apparatus for operating an internal combustion engine exhaust valve for braking
06/19/2003US20030111034 Valve train of an internal combustion engine comprising one or more switchable support elements
06/19/2003US20030111033 Line control arrangement for continuously variable valve timing system
06/19/2003US20030111032 Internal combustion engine operating on spark-ignitable fuel
06/19/2003US20030111031 Variable valve actuation assembly for an internal combustion engine
06/18/2003EP1319808A2 Valve operating system for engine
06/17/2003US6578540 Cam shaft positioning structure of engine
06/17/2003US6578535 Valve-deactivating lifter
06/17/2003US6578534 Variable valve operating system of internal combustion engine enabling variation of valve-lift characteristic
06/12/2003WO2003048548A1 Cylinder deactivation to improve vehicle interior heating
06/12/2003WO2003048533A1 Engine cylinder deactivation to improve the performance of exhaust emission control systems
06/12/2003US20030107014 Hydraulic outlet valve actuation and method of making and using same
06/12/2003US20030106542 Engine control system of internal combustion engine with variable compression ratio mechanism and exhaust-gas recirculation control system
06/12/2003US20030106532 Actuation valve for controlling fuel injector and compression release valve, and engine using same
06/12/2003US20030106519 Individual hydraulic circuit modules for engine with hydraulically-controlled cylinder deactivation
06/12/2003US20030106513 Method for adjusting an actuator
06/11/2003EP1318286A2 Engine control system of internal combustion engine with variable compression ratio mechanism and exhaust-gas recirculation control system
06/11/2003EP1318280A2 Extended duration cam lobe for variable valve actuation mechanism
06/10/2003US6575128 Variable-valve-actuation apparatus for internal combustion engine
06/10/2003US6575127 Valve operating control system in engine
06/05/2003WO2003046355A1 Method and device for coordinating the filling of a cylinder in a multicylinder internal combustion engine
06/05/2003US20030101965 Integral lash adjustor for hydraulic compression engine brake
06/05/2003US20030101961 Engine cylinder deactivation to improve vehicle interior heating and defrosting
06/05/2003US20030101955 Control device for an intake valve or exhaust valve of an internal combustion engine
06/05/2003US20030101953 Deactivation roller hydraulic valve lifter
06/05/2003US20030101952 Valve-lash adjuster equipped valve operating device for internal combustion engine
06/05/2003US20030101951 Extended duration cam lobe for variable valve actuation mechanism
06/04/2003EP1316681A2 Hydraulic exhaust valve drive
06/03/2003US6571758 Four-stroke internal combustion engine valve pause mechanism
05/2003
05/29/2003US20030098000 Variable lost motion valve actuator and method
05/27/2003US6568367 Engine compression release brake system and method of operation
05/27/2003US6568365 Pulse drive valve deactivator
05/27/2003US6568361 Valve operating device for internal combustion engines
05/22/2003WO2003042522A1 Method and system of improving engine braking by variable valve actuation
05/22/2003WO2003042512A1 Cam follower of a valve gear of an internal combustion engine
05/22/2003WO2003042511A1 Rocker arm for a valve train on an internal combustion engine
05/22/2003WO2003042510A1 Drag lever of a valve mechanism in an internal combustion engine
05/22/2003WO2003042507A1 Cam follower of a valve gear of an internal combustion engine
05/22/2003WO2003042506A1 Rocker arm in a valve train on an internal combustion engine
05/22/2003US20030094151 Cam phase control apparatus and method, and engine control unit for internal combustion engine
05/21/2003EP1312774A2 Cam phase control apparatus and method
05/20/2003US6564773 Multi-valve engine
05/20/2003US6564764 Switchable tappet for directly transmitting a cam lift onto a tappet push rod
05/20/2003US6564763 Internal combustion engine control system
05/15/2003WO2003040526A1 Variable lift valve controller
05/15/2003WO2002052129A8 Device and method for engine breaking of motor vehicle
05/15/2003US20030089322 Hydraulic manifold assembly for variable activation and deactivation of valves in an internal combustion engine
05/14/2003CN2550508Y Pressure reducing structure for engine start
05/13/2003US6561150 Engine valve characteristic controller
05/13/2003US6561148 Variable valve mechanism of internal combustion engine
05/13/2003US6561147 Valve timing control system for internal combustion engine
05/13/2003US6561145 Torque control method and system in an engine with a fully variable intake valve
05/08/2003US20030084861 Apparatus and method for measuring intake air flow amount of internal combustion engine
05/07/2003EP1308604A2 Apparatus and method for measuring intake air flow amount of internal combustion engine
05/07/2003EP1307637A1 Piston engine comprising deactivatable mechanically actuated gas exchange valves
05/07/2003CN1415510A Automotive auxiliary brake
05/07/2003CN1107788C Oil pass system of valve shifter of I.C. engine
05/06/2003US6557518 Cylinder deactivation apparatus
05/06/2003US6557510 Internal combustion engine compression reduction system
05/02/2003EP1306529A2 Variable valve control apparatus for internal combustion engine and method thereof
05/02/2003EP1306528A2 Variable valve control apparatus for engine and method thereof
05/02/2003EP1306527A1 Diesel engine with variable compression ratio
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