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US20110302917 TWIN SCROLL TURBOCHARGER WITH EGR TAKEOFFS  
Systems and methods for operating a twin scroll turbocharged engine with a junction configured to selectively control exhaust gas delivery to an exhaust gas recirculation system and a twin scroll...
US20110114047 CAMSHAFT INSERT  
The invention relates to a camshaft insert for a camshaft, which can be, in particular, a composite camshaft. In this case, the camshaft insert bears an oscillating motor adjuster. An accumulator...
US20120298058 SYSTEM FOR ATTACHING A CAMSHAFT PHASER TO A CAMSHAFT  
A camshaft phaser attachment system is provided for attaching a camshaft phaser to a camshaft of an internal combustion engine. The camshaft phaser attachment system includes a camshaft phaser for...
US20130019825 Harmonic Drive Camshaft Phaser with Lock Pin for Selectivley Preventing a Change in Phase Relationship  
A camshaft phaser includes a housing. A harmonic gear drive unit is disposed within the housing and includes a circular spline and a dynamic spline, a flexspline disposed within the circular spline...
US20120312258 HARMONIC DRIVE CAMSHAFT PHASER USING OIL FOR LUBRICATION  
A camshaft phaser includes a housing with an array of internal splines formed within a bore. A harmonic gear drive unit is disposed within the housing and includes a circular spline and a dynamic...
US20110048346 Engine with Hydraulic Variable Valve Timing  
In one example, a method is described for an engine with a hydraulically actuated phaser for adjusting cam timing. The phaser is controlled by a hydraulic spool valve, for example, having a...
US20110066357 INFERRED OIL RESPONSIVENESS USING PRESSURE SENSOR PULSES  
A system and method for controlling an internal combustion engine include determining oil responsiveness based on pressure variations associated with oil pump pulses in response to a stimulus, and...
US20120067310 CAMSHAFT AND PHASER ASSEMBLY  
An assembly is disclosed which comprises an SCP camshaft 130 and a phaser mounted at one end of the SCP camshaft. The phaser has a stator 112 driven by an engine crankshaft and two output members...
US20110114067 ENGINE INCLUDING VALVE LIFT ASSEMBLY FOR INTERNAL EGR CONTROL  
An engine assembly may include a first exhaust valve lift assembly, a first exhaust valve, and a first camshaft. The first exhaust valve lift assembly may be operable in first and second operating...
US20120285405 ENGINE ASSEMBLY INCLUDING CAMSHAFT ACTUATOR  
An engine assembly may include an engine structure, a camshaft supported for rotation on the engine structure, a drive member and a camshaft actuation assembly. The camshaft may include a first...
US20080302318 FULLY VARIABLE VALVE ACTUATION  
A Fully variable mechanical VVA, or FVVA, achieves more than the Lost Motion VVAs and the Constant Duration VVAs can jointly offer, because the FVVA provides the infinite valve lift profiles a Lost...
US20110139101 CAMSHAFT ADJUSTER  
A camshaft adjuster for adjusting the phase position of a camshaft relative to a crankshaft, in particular a hydraulic camshaft adjuster. A camshaft bearing area provided in the camshaft adjuster...
US20090205596 VARIABLE AIR INTAKE SYSTEM  
A valve closing side engaging groove is formed in a circumferential surface of a collar of a clutch between an optimum angular position, which implements a most effective valve angle for making the...
US20120048219 VARIABLE VALVE LIFT APPARATUS  
A variable valve lift apparatus may include a camshaft, a low lift cam which may be connected to the camshaft and rotates, a high lift cam which may be rotatably mounted to the camshaft and may be...
US20120097122 AXIALLY COMPACT CAMSHAFT PHASER  
A camshaft phaser is provided for varying the phase relationship between a crankshaft and a camshaft in an internal combustion engine. The camshaft phaser includes a stator having a plurality of...
US20120318221 CAMSHAFT ADJUSTER  
An arrangement of a camshaft adjuster (1) having a control device (4) which allows a selection to be made between an OPA and/or a CTA mode. The camshaft adjuster (1) has a third hydraulic medium...
US20120125274 VALVE TRAIN FOR INTERNAL COMBUSTION ENGINES FOR ACTUATING GAS EXCHANGE VALVES  
A valve train for actuating a gas exchange valve of an internal combustion engine includes at least one camshaft configured to be driven by a crankshaft of the internal combustion engine and...
US20100312451 MODELING CATALYST EXOTHERM DUE TO BLOWTHROUGH  
Modeling catalyst exotherm due to blowthrough is provided. The method of calculating a temperature of exhaust from an internal combustion engine having a catalyst may include determining a...
US20120031358 Camshaft adjuster, in particular with camshaft  
A valve train comprises a double camshaft with an inner camshaft and an outer camshaft. The two camshafts are preferably designed coaxially. By means of a rotatory change in position of the inner...
US20120111293 INTERNAL COMBUSTION ENGINE VALVE ACTUATION AND ADJUSTABLE LIFT AND TIMING  
A cam can rotate on a camshaft of an internal combustion engine. A rocker arm that actuates a valve of the internal combustion engine can include a rocker pivot connection point located on a distal...
US20110303169 FLOW RATE CONTROL VALVE  
A flow rate control valve includes a housing having an accommodation chamber in communication with oil passages, and a spool accommodated in the accommodation chamber movably in a reciprocating...
US20100307434 VALVE CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE  
A valve control synchronizing apparatus for an internal combustion engine for controlling opening and closing operations of an engine valve includes a synchronizing pin assembly selectively...
US20120145102 Varying The Phase And Lift Of A Rocker Arm On A Camshaft Actuating A Valve Or Injector  
In an internal combustion engine using poppet type valves, a center pivot rocker arm is moved through a specific path wherein the roller in contact with a cam is moved to alter the phasing of the...
US20060169231 Intake air amount control apparatus and intake air amount control method for internal combustion engine  
A plurality of changing mechanisms change the manner in which intake air is supplied to an internal combustion engine. A control unit executes a cooperative control in which, based on the driving...
US20080215228 Variable Valve Drive For a Reciprocating Internal Combustion Engine  
The task of the present invention is to improve a variable valve operating mechanism in order to support different operating ranges of a motor vehicle through optimized operation of the...
US20110315102 HARMONIC DRIVE CAMSHAFT PHASER AND METHOD FOR USING  
A camshaft phaser includes a housing with a harmonic gear drive unit disposed therein. The harmonic gear drive unit includes a circular spline and a dynamic spline, a flexspline disposed radially...
US20050252468 Valve timing control device having vane rotor  
A valve timing control device includes a housing, a vane rotor, a coil spring, a hooking member, and a securing member. The housing rotates with a driving shaft, and defines accommodation chambers...
US20100070159 AIR TO FUEL RATIO CONTROL DEVICE  
An air-fuel ratio control device of an internal combustion engine is provided. The control device includes a learning section, a correction section, and an inhibiting section. When an execution...
US20110197835 DEVICE FOR THE VARIABLE ADJUSTMENT OF VALVE LIFT CURVES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE  
A device for the variable adjustment of valve lift curves of gas exchange valves of an internal combustion engine, which has a hydraulic consumer, a camshaft and a volume accumulator. The camshaft...
US20120042649 EXHAUST-VALVE LIFTING AND LOWERING CAM, TURBOCHARGED FOUR STROKE ENGINE AND VALVE TIMING CONTROL METHOD  
Providing a cam for lifting and lowering the exhaust valve so that the exhaust gas return-flow from one cylinder to another cylinder can be realized as greatly as possible, wherein the pistons and...
US20120279464 PHASE CHANGING DEVICE OF CAMSHAFT  
A phase changing device 100A of a camshaft is provided to a dual structure camshaft 10 which is rotated by a driving force input thereto and which includes an inner shaft 11 and an outer shaft 12....
US20110100311 VARIABLE VALVE LIFT SYSTEM FOR AN INTERNAL COMBUSTION ENGINE  
A variable valve lift system for an internal combustion engine includes a roller rocker lift mechanism and a driving mechanism. A cam (7) and a roller (8) of the roller rocker lift mechanism are...
US20090050086 VARIABLE VALVE DRIVING APPARATUS OF INTERNAL COMBUSTION ENGINE  
A variable valve driving apparatus of an internal combustion engine, including a drive shaft rotatably supported by a cam bracket, a drive cam disposed about an outer periphery of the drive shaft,...
US20090164099 CONTROLLER FOR AN INTERNAL COMBUSTION ENGINE  
The present invention has a means for calculating the amount of air to be inhaled into the cylinder in a steady state of an internal combustion engine by using a regression model based on the...
US20050229881 Device for adjusting the phase position between the camshaft and the crankshaft  
A device for adjusting the phase position between a camshaft and a crankshaft is provided. A quick and precise electronic adjustment for mechanical adjustment devices for adjusting the phase...
US20070074687 Variable valve lift control system for a combustion engine with underneath camshaft  
In order to produce a variable valve lift control system for a combustion engine with underneath camshaft for the adjustment of a valve lift and an opening time of at least one inlet valve and/or...
US20090277403 Variable-coordination-timing type self-cooling engine  
The present invention provides a variable-coordination-timing type self-cooling engine capable of adjusting the initiation timings and the injected amount of each injection process according to the...
US20090101091 VARIABLE VALVE LIFT TRANSITION CONTROL METHODS AND SYSTEMS  
A system for controlling a variable valve lift system of an engine comprises a delay module that estimates a total delay based on at least one of a measured and an estimated delay of the variable...
US20110061615 Apparatus and Method for Setting Mechanical Lash in a Valve-Deactivating Hydraulic Lash Adjuster  
A DHLA including a hydraulic lash adjustment mechanism disposed within a plunger slidably disposed within a pin housing that is slidably disposed within an axial bore in an adjuster body. A lash...
US20130047942 SYSTEM AND METHOD FOR ENGINE VALVE LIFT STRATEGY  
A system for controlling a valve in an engine is provided. The system includes a pump piston operably coupled to the valve. The valve is displaceable with electro-hydraulic variable valve...
US20110277713 HARMONIC DRIVE CAMSHAFT PHASER WITH A COMPACT DRIVE SPROCKET  
A camshaft phaser includes a housing with an array of internal splines formed within a bore. A harmonic gear drive unit is disposed within the housing and includes a circular spline and a dynamic...
US20090188452 Camshaft variable timing limiting devices, methods of assembly, and uses thereof  
A variable timing limiting device for mounting to a camshaft variable timing mechanism includes a flange having a central opening and a travel limiter extending from the flange, wherein the...
US20090101092 VARIABLE DISPLACEMENT PUMP, VALVE TIMING CONTROL DEVICE USING THE VARIABLE DISPLACEMENT PUMP, AND VALVE TIMING CONTROL SYSTEM USING THE VARIABLE DISPLACEMENT PUMP, FOR USE IN INTERNAL COMBUSTION ENGINES  
A variable displacement pump including a chamber volume varying mechanism including a moveable member, a first biasing member always biasing the moveable member in such a direction as to increase...
US20080163836 Camshaft phaser having dual counter-threaded helical mechanisms  
A mechanically-actuated camshaft phaser for varying the phase of a camshaft in an internal combustion engine. The phaser comprises two colinear helical mechanisms having opposite-handed helices...
US20090013953 INTAKE SYSTEM AND MOTORCYCLE INCLUDING THE SAME  
A motorcycle includes an air inlet pipe, an airflow box, an air cleaner box, and a throttle body as an air passage arranged to allow outside air to be taken into the engine. The air inlet pipe is...
US20090293823 TRACTION MECHANISM DRIVE WITH A COMPENSATING DEVICE FOR VIBRATION REDUCTION  
The present invention relates to a traction drive with a compensating device for vibration reduction of a driven shaft, for example a camshaft, a water pump shaft or an injection pump shaft of an...
US20090222192 Straddle-Type Vehicle and Combustion Controller for Straddle-Type Vehicle  
A straddle-type vehicle 30 includes a vehicle body frame 31, an engine 1 mounted on the vehicle body frame 31, combustion adjusting devices (fuel injection valves) 14 and 15 for adjusting the...
US20110197837 CELLULAR WHEEL  
A cellular wheel of a device for variably setting control times of gas exchange valves of an internal combustion engine, which has a cylindrical circumferential wall, a driving wheel that is...
US20090178633 VARIABLE VALVE ACTUATION  
To improve the precision of the control of the charge of a cylinder during idling and low revs/light load operation, a bypass feeding path of low flow capacity provides the cylinder with air or...
US20090250025 VARIABLE INTAKE APPARATUS FOR V-TYPE INTERNAL COMBUSTION ENGINE  
In a variable intake apparatus for a V-type internal combustion engine, each of plural intake pipes is separated from a surge tank by a partition wall, and communication ports, provided in the...