Matches 1 - 50 out of 82 1 2 >

AcclaimIP-ad

Match Document Document Title
US20060207533 Valve mechanism for an internal combustion engine  
A valve drive mechanism for actuating a valve of an internal combustion engine includes a camshaft that is rotated by a crankshaft of the internal combustion engine. The crankshaft has a cam with...
US20050011480 Valve drive for an internal combustion engine  
A valve drive is suited for an internal combustion engine that has a camshaft with a sliding cam device. The sliding cam device is equipped with cam paths lying next to each other with different...
US20160130991 ROCKER ARM ASSEMBLY AND COMPONENTS THEREFOR  
A method of precision manufacture of an outer arm of a rocker arm assembly is performed by determining structures of a rough outer arm that would require precision processing and locations to...
US20050188930 Valve deactivation device  
A valve deactivation device for a rocker arm assembly having a cam arm and a valve arm. A return spring biases a lock pin toward an activated position to allow the cam arm and the valve arm to...
US20070193543 VALVE DEACTIVATION DEVICE  
A valve deactivation device for a rocker arm assembly having a cam arm and a valve arm is provided. A return spring biases a locking latch pin toward an activated position to allow the cam arm and...
US20050056244 Method for 3-step variable valve actuation  
A method of variably actuating a valve of an engine includes selecting one of three valve lift profiles dependent at least in part upon engine operating conditions and parameters. The selected...
US20060201461 Variable-valve-actuation apparatus for internal combustion engine  
A WA apparatus includes a control shaft arranged rotatable in accordance with the engine operating conditions, an alteration mechanism for changing a lift amount and an operating angle of an...
US20070113813 Two-step rocker arm having roller element cam followers  
The invention provides a two-step rocker arm assembly for use in an internal combustion engine in which a plurality of two-step rocker arm assemblies enable the engine poppet valves to switch...
US20080017149 Phase angle detection device and internal combustion engine valve timing control apparatus using the same  
A phase angle detection device includes a crank-angle detecting element for detecting a rotational position of a crankshaft through a predetermined crank target, a cam target fixedly connected to...
US20050235950 Air and fuel supply system for combustion engine  
A method of operating an internal combustion engine including at least one cylinder and a piston slidable in the cylinder is provided. In at least one embodiment, the method includes: supplying a...
US20120037105 VARIABLY OPERATED VALVE APPARATUS FOR INTERNAL COMBUSTION ENGINE, START SYSTEM FOR INTERNAL COMBUSTION ENGINE, AND START CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE  
A variably operated valve apparatus for use in an internal combustion engine comprises: a variable valve actuator configured to variably adjust at least a closure timing of an intake valve; and a...
US20120132162 VARIABLE VALVE ACTUATOR ASSEMBLY INTEGRATED WITH VALVE BRIDGE  
A integrated variable valve actuator assembly of a variable valve lift apparatus may include a rocker arm rotating on a rocker shaft and including an oil supply line with selectively provided oil,...
US20050274341 Rocker arm system for engine valve actuation  
Systems and methods for actuating engine valves are disclosed. The systems may include primary and auxiliary rocker arms disposed adjacent to each other on a rocker arm shaft. A rocker arm...
US20130220251 MECHANICALLY CONTROLLABLE VALVE DRIVE  
A mechanically controllable valve drive includes a cylinder head, a valve lift adjustment device comprising a rocker arm, a pivoted lever assembly comprising an end surface, an engagement element,...
US20160169064 METHOD FOR OPTIMIZING RESPONSE TIME OF HYDRAULIC LATCH-PIN IN CYLINDER DEACTIVATION ROCKER ARM  
A method for optimizing response time of a latch in a cylinder deactivation rocker arm assembly is provided. The latch is configured to move between an engaged position with an inner arm of the...
US20050279329 Variable valve actuation control for operation at altitude  
A method of controlling a variable valve actuation system for an engine is provided. A cam assembly is operated to move an intake valve between a first position and a second position. A parameter...
US20050235953 Combustion engine including engine valve actuation system  
Engines and methods of controlling an engine may involve at least one fluid actuators associated with one or more engine intake and/or exhaust valves. Timing of valve closing/opening and use of an...
US20060011159 System and method for controlling engine operation  
A method of controlling an engine is provided. At least one operating parameter of the engine is sensed. The engine is operated in a first mode in response to the sensed operating parameter being...
US20050087159 Engine valve actuation system  
A valve actuation system includes an engine valve moveable between a first position at which engine valve prevents a flow of fluid relative to the engine valve second position at which the fluid...
US20100059005 Method and apparatus for adjusting variable valve lift  
An apparatus for adjusting individual valve lift comprising a control arm assembly disposed between the cam lobes and the valve rockers for a multi-valve train. The control arm at each valve...
US20090145382 Control apparatus for an internal combustion engine and method for controlling the same  
In a control apparatus for an internal combustion engine having a valve timing control portion controlling the timing opening and closing of an intake valve disposed in an intake port...
US20100242878 VARIABLE VALVE APPARATUS FOR INTERNAL COMBUSTION ENGINE  
In order to simultaneously exert a plurality of functions such as execution of internal EGR, application of engine braking, improvement in fuel consumption and purification of exhaust gas, a...
US20120132163 Valve Actuation Apparatus of Internal Combustion Engine and Rockable Cam for Use with the Same  
In a valve actuation apparatus of an internal combustion engine employing a motion converter for converting a rotary motion of a drive cam into an oscillating motion of a rockable cam, the...
US20100122678 VALVE DRIVING APPARATUS  
Disclosed herein is a valve driving apparatus. The valve driving apparatus includes at least one swing arm having one side corresponding to an upper side of a valve opening and closing a...
US20070266973 VALVE ACTUATING MECHANISM  
A mechanism for actuating an engine poppet valve includes two rotatable cams, a first rocker mounted on a pivot shaft and acting between a first of the two cams and the stem of the valve, and a...
US20160160701 CYLINDER DEACTIVATION ENGINE  
A cylinder deactivation engine may include: one or more deactivation cylinders to be selectively deactivated; one or more non-deactivation cylinders not to be deactivated; cylinder deactivation...
US20080289605 ACTUATOR CONTROL APPARATUS  
An actuator control apparatus is provided which has: an actuator provided in an internal combustion engine at a position distant from combustion chambers to change an engine state amount; a sensor...
US20080083386 Variable valve lift follower for vehicle  
A variable valve lift follower for a vehicle includes an outer body receiving a rotational force from a high lift cam; an inner body with a first end portion hinge-connected with the outer body,...
US20070089706 Air and fuel supply system for combustion engine operating in HCCI mode  
An engine and a method of operating an internal combustion engine is provided. The method comprises supplying a pressurized air from an intake manifold to an air intake port of a combustion...
US20080066715 Control of Air-Charge and Cylinder Air Temperature in Engine  
A method of operating an engine having at least one cylinder during a homogeneous charge compression ignition is provided. The method comprises: directing a first air stream to the cylinder via a...
US20070277755 Variable valve operating apparatus for internal combustion engine  
A variable valve operating apparatus including a drive cam, a rocker cam swingably moveable about the swing axis so as to move an engine valve to open and closing positions, a motion transmission...
US20050061289 Engine oil system with oil pressure regulator to increase cam phaser oil pressure  
A lubrication system for an internal combustion engine having a pressure regulator to optimize oil flow through an engine to increase engine efficiency. The lubrication system includes an engine...
US20150267575 VARIABLE VALVE SYSTEM OF INTERNAL COMBUSTION ENGINE  
A variable valve system of an internal combustion engine includes a first mechanism that varies an operation angle of an intake valve in accordance with a conversion actuation force applied...
US20070277779 System for exhaust valve actuation  
A variable valve actuation system is disclosed for providing exhaust to at least one component downstream of an engine. The system includes an exhaust valve disposed in an engine cylinder and a...
US20070113808 INTERNAL COMBUSTION ENGINE COMPRISING A VARIABLE VALVE LIFT SYSTEM AND A METHOD FOR CONTROLLING VALVE LIFT SHIFTING  
An internal combustion engine comprising a variable valve lift system whereby the engine can operate selectively in either of at least two valve lift modes, and a variable valve timing system, as...
US20090217893 FOUR-STROKE CYCLE INTERNAL COMBUSION ENGINE  
According to some embodiments, there is provided a four-stroke cycle internal combustion engine in which an amount of valve lift is switchable in more multiple steps according to an operating...
US20120055428 VARIABLE VALVE ACTUATION APPARATUS FOR INTERNAL COMBUSTION ENGINE  
A variable valve actuation apparatus for an internal combustion engine includes a first link arm which has a projected portion that is engageable with and disengageable from a guide rail, and...
US20110253084 VARIABLE VALVE LIFT MECHANISM FOR ENGINE AND ARRANGEMENT OF OIL CONTROL VALVE  
An engine has a cylinder block mounted on a crankcase and a cylinder head mounted on the cylinder block. The cylinder head has one side forming an intake port and an intake valve and another side...
US20080035085 Method and apparatus for controlling a switchable cam follower  
An internal combustion engine is equipped to supply the camshaft bearings with pressurized oil via a first dedicated oil gallery independently of the hydraulic lash adjusters (HLAs) and any valve...
US20120048221 VARIABLE VALVE ACTUATOR  
A variable valve actuator may include a rocker arm which may be pivotally connected to a rocker shaft, and of which a rocker arm hydraulic pressure supply line and a rocker arm hydraulic pressure...
US20110132300 DRIVING ASSEMBLY FOR A MOTOR VEHICLE ENGINE BRAKE  
A driving assembly for a motor vehicle engine or exhaust brake comprises a driveshaft (1) supporting a plurality of rocking levers (7) which control, through rocking lever stems (6), exhaust...
US20050241597 Air and fuel supply system for a combustion engine  
An internal combustion engine has an engine block defining at least one cylinder, a head, a piston, an air intake valve, and a valve actuator. The valve actuator has an actuator housing defining a...
US20150083062 OUTER HOUSING FOR A HYDRAULIC LASH ADJUSTER WITH TAPERED OIL FEED ANNULUS  
A hydraulic lash adjuster is provided. The hydraulic lash adjuster includes an outer housing having an annular body with an open first axial end, a closed second axial end, a radially inner wall...
US20060266315 VALVE ACTUATING SYSTEM FOR RECIPROCATING MACHINE  
A number of cylinder head arrangements that provide low cost and easy assembly of their various components with minimum labor and reduced necessity for line boring to reduce both manufacturing and...
US20050005884 Switching element for a valve drive of an internal combustion engine  
A switching element (1) for a valve drive of an internal combustion engine, preferably for shutting off valves, is provided, and includes an external part (2) in whose bore (3) an inner element...
US20160146073 VARIABLE VALVE GEAR  
A variable valve gear for adjusting inlet or exhaust valves of at least two cylinder banks of an internal combustion engine comprising a camshaft carrying cams,at least two pushrods for the...
US20080060596 Desmodromic valve system including single cam surface for closing and opening the valve  
A desmodromic valve and cam system is provided. The system may comprise a cam lobe mounted to a cam shaft and defining an effective cam surface. The system may also comprise a rocker mounted to a...
US20070163523 Variable valve actuation mechanism for an internal combustion engine  
Engaging portions 132c, each of which is engaged with a slider gear, are made of an iron based material, and coupler shafts 132d are made of an aluminum alloy material that is the same material as...
US20150345342 DESIGN METHOD OF SHORT DURATION CAM, SHORT DURATION CAM, VARIABLE VALVE LIFT APPARATUS INCLUDING THE SAME, AND DESIGN METHOD OF CAM  
A short duration cam of a variable valve lift apparatus has a cam lift acceleration including a first peak formed before a center of the cam lift acceleration, and a second peak formed after the...
US20090272346 CONTINUOUS VARIABLE VALVE LIFT APPARATUS  
A continuously variable valve lift apparatus may include an input unit, a camshaft for receiving rotation from the input unit, wherein one end portion of the camshaft is slidably coupled to the...
Matches 1 - 50 out of 82 1 2 >