Matches 1 - 50 out of 139 1 2 3 >


Match Document Document Title
US20140116366 PIVOT FOOT FOR DEACTIVATING ROCKER ARM  
A dual body rocker arm comprises an outer arm, an inner arm, a substantially cylindrical pivot axle, a pivot foot and a first and second pivot foot retaining ring. The inner arm is disposed...
US20120266835 PIVOT FOOT FOR DEACTIVATING ROCKER ARM  
A dual body rocker arm comprising an outer arm, an inner arm, a substantially cylindrical pivot axle, a pivot foot and a first and second pivot foot retaining ring. The inner arm is disposed...
US20110265751 SWITCHABLE LEVER FOR A VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE  
A switchable lever for a valve drive of an internal combustion engine, which has an elongated housing with two side walls. A crossbar for a gas-exchange valve system and another end of the housing...
US20140041608 SWITCHING ROCKER ARM  
A switching rocker arm assembly can include an outer arm, an inner arm and a latch assembly. The outer arm can have one or more high lift lobe contacting surfaces, where each of the high lift lobe...
US20110209679 ROCKER ARM STRUCTURE  
The disclosed structure achieves a desired balance between higher-rigidity and weight saving in a connection-type rocker arm which integrally rocks a plural of arm portions. The rocker arm has a...
US20110023806 SWITCHABLE FINGER LEVER  
A switchable finger lever (1) for a valve train of an internal combustion engine is provided. The finger lever includes an inner lever (2) with a U-shaped cross-section having, on one end (3),...
US20140150745 SINGLE LOBE DEACTIVATING ROCKER ARM  
A deactivating rocker arm can include an outer arm extending between a first end and a second end. The outer arm can have a first outer side arm and a second outer side arm. The first and second...
US20120152196 ROCKER SHAFT SHIM  
The present disclosure relates to shims 10, 24 adapted for placement between a rocker shaft 42 and rocker shaft mounts 62, 64. The rocker shaft mounts 62, 64 project from the cylinder head 60 of...
US20090126665 Engine Rocker Arm  
A rocker arm includes a first end including a substantially horizontal wall having a receptacle formed therein. A second end of the rocker arm is spaced from the first end and includes a...
US20130146008 ROCKER ARM PROVIDING CYLINDER DEACTIVATION  
A rocker arm assembly to provide either cylinder deactivation or reduced valve lift. The rocker arm assembly includes inner and outer portions that are rotatably connected to one another. In one...
US20090241881 Valve Operating System  
A pivot cam mechanism included in a valve operating system is configured such that a coupling pin is supported at a pivot member in a position closer to a camshaft than a control shaft, and the...
US20120266836 ROCKER ARM ASSEMBLY FOR INTERNAL COMBUSTION ENGINE  
An internal combustion engine comprising valve sets through which combustion air enters a cylinder is mixed with fuel for combustion therein and through which products of combustion exit. A valve...
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...
US20070221153 High profile rocker arm assembly with offset valve lash adjuster  
A high profile rocker arm assembly increases rocker arm strength, minimizes rocker arm weight and enables improved valve lash adjustment. The rocker arm assembly comprises a rocker arm, a cross...
US20110220050 SWITCHABLE FINGER LEVER  
A switchable finger lever for a valve train of an internal combustion engine is provided, with the finger lever having an inner lever which cooperates at a valve-side end region with a gas...
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...
US20110197841 SECURING DEVICE FOR INSTALLING A ROCKER ARM  
An internal combustion engine is provided that includes, but is not limited to a securing device for installing a rocker arm on a cylinder head of the internal combustion engine, the securing...
US20080223324 Two-Step Rocker Arm Assembly  
A two-step rocker arm assembly is provided having an arm member and a first roller assembly rotatably mounted with respect to the arm member and defining a generally C-shaped opening. A shaft...
US20130220249 HINGED ROCKER ARM AND VALVE OPENING ARRANGEMENT INCLUDING A HINGED ROCKER ARM  
A hinged rocker arm includes a first wing including a first opening for receiving a rocker shall and a first contacting surface, and a second wing including a second opening for receiving the...
US20090126666 ENGINE VALVE OPERATING SYSTEM  
An engine valve operating system is provided in which a roller in rolling contact with a valve operating cam of a camshaft is axially supported via a roller shaft on a roller support portion...
US20150053160 SLIDER PAD FOR ROLLER FINGER FOLLOWER  
A roller finger follower is provided having a housing and two separate outer arms mounted at one end to a pivot axle that extends through the housing. A roller is mounted in the housing The outer...
US20090078224 CAM FOLLOWER ROCKER ARM  
A cam follower rocker arm is provided comprising a body with a U-shape cross section with an intermediate opening at the top of the inverted U-shape and having an outside width less then the...
US20110265749 BEARING BLOCK FOR A CAMSHAFT  
A bearing block comprises a camshaft in an internal combustion engine and a valve drive. The valve drive may include at least one rocker arm mounted on a rocker arm shaft, wherein the bearing...
US20150260059 DECOMPRESSION DEVICE FOR INTERNAL COMBUSTION ENGINE  
A decompression device for an internal combustion engine comprises a valve rocker shaft bracket and a valve rod. A valve spring is sleeved on the valve rod, and above the valve rod a valve rocker...
US20120312265 CAM FOLLOWER WITH IMPROVED STRUCTURE TO INCREASE LIMIT LOAD  
Disclosed is a cam follower of which the structure is improved such that the limit load can be increased. The cam follower is one which moves relative to a cam, mediated by a liquid lubricant,...
US20130239919 THREE ARM FINGER FOLLOWER WITH CAM SWITCHING PROFILE AND COMPRESSION LOST MOTION SPRINGS  
A switchable roller finger follower is provided having an inner lever and two separate outer arms mounted at one end to a swing pivot axle that extends through the inner lever. A roller is mounted...
US20110226207 ENGINE HAVING VARIABLE LIFT VALVETRAIN  
A rocker arm may include a first arm defining a first longitudinal bore and a second arm defining a second longitudinal bore. The rocker arm may house a locking assembly including a first...
US20070044745 Pivot Ball Rocker Arm Lubricating Access  
A lubricating, enhancing access is provided for a rocker arm for an internal combustion engine. The rocker arm has a cold-formed, one-piece metal body with a narrow width and a substantial depth....
US20050252472 Rocker arm assembly for an engine  
In one embodiment according to the invention, there is disclosed a rocker cradle for an engine, the rocker cradle being integrally-formed and comprising a plurality of hoops for supporting at...
US20080141960 Variable valve actuation system having a crank-based actuation transmission  
A variable valve actuation system having a crank-based eccentric transmission driven by an electric motor to control valve lift, duration, and phasing in the cylinder head of an internal...
US20080141964 ROCKER ARM APPARATUS FOR ENGINE CYLINDER DEACTIVATION  
The present invention provides to a rocker arm apparatus for cylinder deactivation with a new structure for increasing fuel efficiency in a gasoline engine. For this, the present invention...
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...
US20090266324 Rocker Arm, Rocker Shaft, Valve Cap, Adjust Screw, Pivot Receiving Member, and Valve of Arm Type Valve Operating Device  
Provided are a rocker arm, a rocker shaft, a valve cap, an adjust screw, a pivot receiving member, and a valve of an arm type valve operating device that can suppress wear and pitching, and attain...
US20090205600 Rocker Arm Arrangement With a Bearing Shell Provided with Grooves  
Rocker arm arrangement of an internal combustion engine has a bearing journal with a central axis and an outside circumferential surface running in the central bore of a rocker arm lined with a...
US20080264369 Valve-actuating system for an internal combustion engine, engine incorporating same, and method of using same  
A valve-actuating system for an engine, in which left and right rocker arms are moved in axial directions of a rocker arm shaft to one of a first operating position in which the rocker arms are...
US20060157013 METHOD OF MAKING A ROCKER ARM  
A method of making a rocker arm is provided that includes the integration, into a single piece, of three separate parts namely, a central longitudinal member, a push-rod plate; and a valve end...
US20110265750 Switchable lever for a valve drive of an internal combustion engine  
A switchable lever for a valve drive of an internal combustion engine which has two side walls with ends connected by a crossbar. There is a gas-exchange valve system in the crossbar at one end...
US20120017862 CYLINDER HEAD ROCKER ARM STAND REPAIR INSERT  
An insert for use in a remanufactured cylinder head rocker arm stand, the insert comprising an inner facing surface having a radius within a range of 35 to 45 mm and a length within a range of 70...
US20140020654 COMBINED ROCKER ARM APPARATUS FOR ACTUATING AUXILIARY VALVE OF ENGINE  
A combined rocker arm apparatus for actuating auxiliary valve of engine, comprises an auxiliary actuator, a main rocker arm and a secondary rocker arm. The auxiliary actuator comprises an...
US20090145388 Valve gear and rocker ARM unit  
A valve gear comprises a cylinder head, a supporting member fixed to the cylinder head, a rocker arm which is mounted on the supporting member so as to be placed on the latter, a substantially...
US20090173301 SURFACE TREATED ROCKER ARM SHAFT  
A shaft for a rocker arm assembly is disclosed. The shaft includes a substantially cylindrical outer surface at least a portion of which defines a bearing surface thereon and an interior core...
US20110041791 ROCKER ARM UNIT  
A rocker arm unit constituting a valve gear of an internal combustion engine includes a support member assembled into the cylinder head, a rocker arm supported on a top of the support member so as...
US20100307437 ROCKER ARM FOR A VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE  
A rocker arm (1a to 1f) for a valve train of an internal combustion engine is provided having an elongate lever body (2a to 2f) formed out of sheet metal and including a first end section (3), a...
US20090178637 SLIDING-PIVOT LOCKING MECHANISM FOR AN OVERHEAD CAM WITH MULTIPLE ROCKER ARMS  
A locking mechanism for a plural rocker arm valve train assembly is provided. The locking mechanism is adapted for use with a camshaft having a plurality of different cam lobes having a plurality...
US20100300389 Switchable finger lever  
The invention proposes a switchable finger lever (1) comprising an inner lever (2) comprising on one end (4), a support (5) for a gas exchange valve and on another end (6), a contact surface (7)...
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...
US20090217895 Inner arm stop for a switchable rocker arm  
A roller finger follower assembly for variably activating a valve in an internal combustion engine includes at least one vertical recessed channel formed inside an outer arm and a shaft. The...
US20140165941 VARIABLE VALVE LIFT DEVICE  
A variable valve lift apparatus may include a rocker arm coupled with a rocker arm shaft, a valve bridge disposed to be pressed by one end portion of the rocker arm, the valve bridge including a...
US20080302322 TUBULAR ROCKER SHAFT WITH MULTIPLE INTERNAL COMPARTMENTS  
A rocker shaft having at least two transversely formed interior compartments is provided each of which is devised for, and capable of, containing fluid at differing pressures. A multiplicity of...
US20090000584 Switchable finger lever of a valve train of an internal combustion engine  
The invention proposes a switchable finger lever (1) of a valve train of an internal combustion engine, said finger lever (1) comprising an outer lever (2) between whose arms (3) an inner lever...

Matches 1 - 50 out of 139 1 2 3 >