Matches 1 - 50 out of 106 1 2 3 >


Match Document Document Title
US20140137819 HEAD PACKAGING FOR CYLINDER DEACTIVATION  
Systems and methods for an overhead cam shaft coupled to an inline engine with inner cylinders and outer cylinders are disclosed. In one example approach, an engine bank comprises inner cylinders...
US20110100310 CONCENTRIC CAMSHAFT WITH VARYING WALL GEOMETRY AND METHOD OF ASSEMBLY  
A camshaft may include a first shaft, a first lobe member, and a second lobe member. The first shaft may include an annular wall defining a first bore. The wall may include a first portion having...
US20110162600 CAMSHAFT PROFILE FOR REDUCING CYLINDER PRESSURES DURING ENGINE CRANKING  
A camshaft assembly may include a shaft and a lobe member fixed for rotation with the shaft. The lobe member may include a lobe extending radially outward from a base circle. The lobe may include...
US20130269315 VARIABLE VALVETRAIN TURBOCHARGED ENGINE  
Embodiments for routing exhaust in an engine are provided. In one example, an engine method comprises, during a first condition, firing a subset of cylinders and routing all exhaust from the...
US20110061614 CAMSHAFT HAVING A TUNED MASS DAMPER  
A camshaft assembly may include a first shaft adapted to be rotationally driven, a first lobe member fixed for rotation with the first shaft, and a torsional damper fixed to the first shaft. The...
US20120000436 CAM AND ASSOCIATED CAMSHAFT  
A cam for a camshaft of an internal combustion engine may include an axial extension with a holding contour for receiving a holding tool.
US20110083626 CAMSHAFT FOR AN INTERNAL COMBUSTION ENGINE  
An internal combustion engine, having a camshaft having at least one one-piece thrust plate, which is arranged and captively fixed between a drive element, and a function element, wherein the...
US20140165935 CAMSHAFT  
A camshaft of an internal combustion engine may include at least one function device connected therewith via a shaft-hub connection. The function device may include at least two different function...
US20130291812 Internal Combustion Engine Having Valve Lifters With Misalignment Limiting End Caps  
An internal combustion engine includes an engine housing defining a cylinder, and a first and a second gas exchange valve for the cylinder, positioned within the engine housing. The engine further...
US20110107990 ENGINE HAVING CONCENTRIC CAMSHAFT WITH DIFFERENTIAL VALVE LIFT  
A camshaft assembly may include a first shaft, a second shaft, a first lobe and a second lobe. The second shaft may be coaxial with and rotatable relative to the first shaft. The first lobe may be...
US20130019824 CAMSHAFT AND ASSOCIATED CAM  
A camshaft for a combustion engine has a shaft and at least one cam thermally joined to a joining surface on the shaft side via a joining surface on the cam side. The shaft is embodied as a drawn...
US20090283063 Wear Resistant Camshaft and Follower Material  
A materials combination for a camshaft and follower of an engine valve train provides excellent wear resistance. The camshaft or camshaft lobes are made from a malleable cast iron and the cam...
US20120255508 Valve Lifter of Internal Combustion Engine and Method of Fabricating the Valve Lifter  
A valve lifter including a cylindrical portion, a crown portion having a crown surface, a chamfered portion formed on an outer periphery of the crown portion adjacent to an outer peripheral edge...
US20110067654 MULTIPIECE CAMSHAFT ASSEMBLY  
A camshaft assembly may include a monolithic camshaft body, a journal member and a thrust ring. The monolithic camshaft body may define lobes and journal regions along an axial extent thereof. The...
US20130019823 CAMSHAFT AND ASSOCIATE MANUFACTURING METHOD  
The invention relates to a camshaft for an internal combustion engine with a shaft and at least one cam joined therewith, which is connected via a joining surface on the cam side with a joining...
US20080276753 Method of Manufacturing Cam Shaft, Cam Shaft, and Cam Lobe Material Used in the Same  
A method of manufacturing a cam shaft that prevents cracks during the joining of a cam lobe to a shaft, and improves the degree of freedom of design of the cam lobe is provided. By a method of...
US20130014714 CAMSHAFT INCLUDING WEIGHT REDUCING FEATURES AND METHOD OF FORMING  
A camshaft assembly may include a assembly and a shaft. The cam assembly may include a hollow structure with an interior surface and an exterior surface. A plurality of projections may be located...
US20110220044 CAMSHAFT INCLUDING WEIGHT REDUCING FEATURES AND METHOD OF FORMING  
A camshaft assembly may include a assembly and a shaft. The cam assembly may include a hollow structure with an interior surface and an exterior surface. A plurality of projections may be located...
US20090199795 Camshaft and method for manufacturing a camshaft  
A camshaft and a method for manufacturing the camshaft as described. A gear wheel of the camshaft is mounted on a camshaft tube. A collar that is attached to the gear wheel and a locating bearing...
US20070181086 Assembled camshaft with camshaft setting device  
An assembled camshaft (11) wherein at least one oil distributing sleeve (14, 26) for a camshaft setting device (15) is secured in a force-locking way to a plastically expanded portion of a shaft...
US20090229550 CONCENTRIC CAMSHAFT WITH BEARING SLEEVE AND METHOD OF DEBRIS REMOVAL  
A camshaft may include a first shaft, a bearing sleeve member located on and fixed to the first shaft, and a first lobe member located on the first shaft and displaceable between first and second...
US20080236553 INTERNAL COMBUSTION ENGINE WITH BREATHER SYSTEM  
An internal combustion engine including a valve system and a breather system. The valve system includes a camshaft having intake cams and exhaust cams. The intake cams open and close intake...
US20070283913 CAMSHAFT SYSTEM FOR INTERNAL COMBUSTION ENGINE  
A cylinder head for an internal combustion engine includes a casting having a number of camshaft support bulkheads. Each of the support bulkheads has a portion of a parent bore bearing for...
US20120097120 ENGINE INCLUDING CAMSHAFT WITH PARTIAL LOBE  
An engine assembly may include a camshaft rotationally supported on an engine structure. The camshaft may include a first shaft, a second shaft located in and rotatable relative to the first shaft...
US20120125272 VOLUME STORE  
A volume store which has a substantially hollow cylindrical housing and a separating element displaceably disposed within the housing. The housing is fixedly disposed within a hollow chamber of a...
US20100024750 Apparatus to improve the efficiency of internal combustion engines, and method thereof  
Method and apparatus for controlling the volume of air or air and non-combusted fuel mixture inside a combustion chamber and cylinder of an internal combustion engine. The apparatus includes an...
US20100059002 VALVE OPERATING CAMSHAFT SYSTEM FOR INTERNAL COMBUSTION ENGINE  
A camshaft system includes a number of cam lobes locked upon a cylindrical shaft. Bearings configured with one-piece bores and are engaged with the cylindrical shaft. The bearings are captured...
US20120132159 CONTINUOUS VARIABLE VALVE LIFT APPARATUS  
A continuous variable valve lift apparatus may include a camshaft, a first cam disposed on the camshaft, an actuating shaft parallel to the cam shaft, an actuating lever connected to the actuating...
US20090229546 CONCENTRIC CAMSHAFT WITH IMPROVED TORQUE RESISTANCE  
An engine assembly may include an engine structure and a camshaft supported on the engine structure. The camshaft may include a first shaft, a first lobe member fixed to the first shaft and...
US20090205594 Hydraulic Spring Drive Apparatus  
Hydraulic spring drive apparatus comprising: a rotatable cam shaft having fixed thereon a number of cams; a number of rocker arms, one following each cam, each pivotally attached at one end to a...
US20110220048 Valve Operating Camshaft System For Internal Combustion Engine  
A camshaft system includes a number of cam lobes locked upon a cylindrical shaft. Bearings configured with one-piece bores and are engaged with the cylindrical shaft. The bearings are captured...
US20140360448 CAMSHAFT GUIDE MEMBER  
A camshaft guide member is provided for guiding a camshaft through a plurality of axially aligned camshaft bearings in an engine along a camshaft rotation axis. The camshaft guide member includes...
US20090229551 CONCENTRIC CAMSHAFT WITH INDEPENDENT BEARING SURFACE FOR FLOATING LOBES  
A camshaft may include a first shaft, a first lobe member fixed to the first shaft, a second lobe member fixed to the first shaft, and a third lobe member. The first lobe member may include a...
US20100012060 Split Lobe Design of Concentric Camshaft  
An engine assembly may include an engine structure and a camshaft supported on the engine structure. The camshaft may include a first shaft, a first lobe member fixed for rotation with the first...
US20080173128 Shaft with Functional Bodies Such as Camshafts for Internal Combustion Engines, Method of Producing Them and Engines Equipped Therewith  
A shaft comprising functional elements, such as an assembled camshaft for an internal combustion engine, a method for producing such shafts, and internal combustion engines equipped with such...
US20080276888 Cams for Built-Up Camshafts  
The invention relates to cams for constructed camshafts, said cams formed from at least one profiled sheet metal strip (2) produced by rolling and having a thickness which varies in the...
US20070245558 Method for linking elements to hollow shafts, preferably for producing camshafts, and resulting camshaft  
A method for the linking of components to hollow shafts, preferably for producing camshafts, is disclosed where the components, especially cam rings, are manufactured so as to generate their...
US20090178630 Camshaft apparatus  
A camshaft apparatus includes rolling bearings which support a camshaft rotatably, whereby a reduction in torque when an engine is started or is running at low speeds, a reduction in vibration of...
US20100162977 Rotationally Balanced Camshaft Assembly  
A method for intentionally imbalancing one or more mass elements of a camshaft assembly to provide overall rotational balance to the assembly, also referred to herein as “zero balance”. Such...
US20050016477 Linear cam valve system  
This invention relates to a linear cam valve operating system consisting of a linear cam and follower/tappet installed in a carrier and directly connected to a driving means such as an...
US20110226201 CAMSHAFT  
A camshaft assembly configured to rotate about an axis of rotation within the engine of a motor vehicle to provide timing between cyclic operation of engine components is provided. The camshaft...
US20080060594 Engine tubular camshaft assembly with multi-lift cam sets and method  
An engine camshaft assembly includes a hollow tubular shaft mounting a plurality of separate cam sets, each including multiple camps. Each cam includes an outer cam surface bounded by opposite...
US20080115752 Engine valve lifter mechanism of internal combustion engine  
An upper surface of a head part of a valve lifter has a predetermined turn back portion at which, with a valuable valve control device kept controlled to induce a maximum lift of an engine valve,...
US20110303173 Assembled Camshaft  
An assembled camshaft includes an outer hollow camshaft body and an inner camshaft body disposed within the outer hollow camshaft body and mounted so as to rotate relative to it by a predetermined...
US20090255492 CONCENTRIC CAMSHAFT WITH VARYING WALL GEOMETRY AND METHOD OF ASSEMBLY  
A camshaft may include a first shaft, a first lobe member, and a second lobe member. The first shaft may include an annular wall defining a first bore. The wall may include a first portion having...
US20060243235 Method for varying valve timing of an internal combustion engine  
A technique is used for adjusting the valve timing of an internal combustion engine with a cam shaft and a cam lobe displaced at a rotational angle with respect to one another. Under interposition...
US20110052934 SLIDE PART  
There is provided a slide part used in an environment where there is a lubricant containing a molybdenum compound including a hard protective layer formed on an outermost surface of a substrate of...
US20150034030 CAM CARRIER ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE  
A cam target wheel for a camshaft of an internal combustion engine is disclosed. The cam target wheel includes a first half-wheel and a second half-wheel. The first and second half-wheels are...
US20080289592 CAM SHAFT  
The instant invention relates to a cam shaft (1) for internal combustion engines of motor vehicles, which is supported on a cylinder head housing (15) via at least one roller bearing (2), wherein...
US20070006828 Cam lobe material, camshaft using the same and method for producing cam lobe member  
The present invention provides a cam lobe material that is excellent in sliding characteristics, such as wear resistance, scuffing resistance and pitting resistance, and can be advantageously used...

Matches 1 - 50 out of 106 1 2 3 >