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Patent Searching and Data


Matches 201 - 250 out of 31,722

Document Document Title
WO/2014/135321A1
Disclosed is a variable valve train (2) for actuating a valve (70) of an internal combustion engine, comprising an actuation system for periodically opening and closing the valve (70); and a control system (90, 100). The control system c...  
WO/2014/136169A1
Some phase varying devices are provided with a self-locking mechanism that locks a follower rotating body so as not to be rotatable relative to a driver rotating body when cam torque, which is input from the engine valve side, is generat...  
WO/2014/135158A1
The invention relates to a hydraulic camshaft adjustment device (1) of the vane type, with a stator (2) and a rotor (3) arranged concentrically and rotatably inside the stator. A locking device (6) for preventing a rotation between the r...  
WO/2014/135159A1
Disclosed is a cam follower for a valve train of an internal combustion engine, the cam follower being disposed as a lever, which is U-shaped in cross-section, is produced from steel sheet without chipping, and which has a floor wall (3)...  
WO/2014/131381A1
The invention relates to a drive element (1) of a camshaft adjuster, the drive element (1) being pot-shaped and having a center receiving portion (3) for an output element that can be connected to a camshaft for conjoint rotation therewi...  
WO/2014/134601A9
A novel latch seat for a switching rocker arm assembly used in variable valve actuation (VVA) systems for internal combustion engines is disclosed. The seat is formed interactively in the assembled switching rocker arm using a novel fixt...  
WO/2014/131382A1
The invention relates to a stator assembly (1) for a camshaft adjuster (2), comprising a stator (3) the exterior (5) of which has a toothed portion (4) for absorbing torque provided by a crankshaft. The stator (3) comprises a wall (6) wh...  
WO/2014/131404A1
The invention relates to a valve cage (11) for a hydraulic camshaft adjuster (1) of the vane cell type, having a cylindrical shape determined substantially by a sleeve (12), which has several radial openings (15) for the passage of a hyd...  
WO/2014/134601A1
A novel latch seat for a switching rocker arm assembly used in variable valve actuation (VVA) systems for internal combustion engines is disclosed. The seat is formed interactively in the assembled switching rocker arm using a novel fixt...  
WO/2014/130276A3
A method of using a mid-position lock VCT phaser in an engine with a stop-start mode of operation with the steps of: when the engine is in a stop mode of the stop-start mode: adjusting a duty cycle of an actuator coupled to the control v...  
WO/2014/130991A1
An apparatus for actuating first and second engine valves comprises a rocker arm that receives motion from primary and auxiliary valve actuation motion sources at a motion receiving end of the rocker arm. A master piston residing in a ma...  
WO/2014/128526A1
An internal-combustion engine with two intake valves (7A, 7B) for each cylinder is provided with a system for variable actuation of the intake valves, comprising a single solenoid valve for each cylinder that controls communication of th...  
WO/2014/125093A1
A hydraulic valve for use with a lockable cam phaser. The hydraulic valve is configured to limit the flow of pressure medium to both the advance and retard chambers, while allowing a locking pin of the cam phaser to drain. The hydraulic ...  
WO/2014/126737A1
A control system (80) for a gaseous-fueled engine (12) is disclosed. The gaseous-fueled engine may have an intake valve (26) mechanically driven by a camshaft (38). The control system may have a variable valve timing device (44) configur...  
WO/2014/121770A1
The invention relates to a variable stroke valve drive of an internal combustion engine, comprising an axially movable cam piece (2), which comprises a groove-like axial gate with two intersecting gate tracks (7, 8) and a guide plate (10...  
WO/2014/123755A3
A method for adding fluid to an hydraulic lash adjuster (HLA) comprises the steps of placing the HLA in to a centrifuge, the centrifuge having a fluid container, placing a sufficient amount of a first fluid in the fluid container to flui...  
WO/2014/118104A1
A device for effecting an axial shift of a rotary shaft such as the camshaft of a vehicle comprising a first component having a shaft and a head, a second component having a first end and second end and a bore extending longitudinally th...  
WO/2014/114278A1
The present invention relates to a camshaft adjuster, comprising - a stator (1) and a rotor (2) rotatably guided in the stator (1) having a plurality of working chambers, which are provided between the stator (1) and the rotor (2) and to...  
WO/2014/116830A3
A switching roller finger follower, including: first and second rotatable outer arms; and a locking mechanism including a locking pin with a first outside diameter and first and second ends. The locking mechanism includes first and secon...  
WO/2014/111076A2
A method for operating a camshaft adjuster of an internal combustion engine provides that in a start-up phase of the camshaft adjuster the camshaft is adjusted in a first adjustment direction which is dependent on operational data of the...  
WO/2014/110968A1
The present invention discloses a driving apparatus for a variable valve lift, and relates to engine parts, so as to increase the use life of parts and reduce the processing cost and fuel consumption of the engine. The driving apparatus ...  
WO/2014/110969A1
Disclosed is a driving apparatus with a variable valve lift. The present invention relates to an engine part, and is used for extending the service life of a part and reducing the processing cost and the fuel consumption of an engine. Th...  
WO/2014/112456A1
This variable valve timing device is provided with a housing rotor (20) composed of an anterior housing member (22) and a posterior housing member (21), a vane rotor (30), and an urging spring (40) for rotationally urging the vane rotor ...  
WO/2014/111472A1
The invention relates to an apparatus (1) for assembling a composite arrangement, consisting of a plurality of functional elements (4) on a shaft (3), said elements having an aperture (2) for the shaft (3), wherein the apparatus (1) has ...  
WO/2014/111075A1
The invention proposes a drive element (1) of a camshaft adjuster, wherein the drive element (1) is designed such that it can be driven by a timing gear and the drive element (1) has at least one through bore (2), wherein the through bor...  
WO/2014/111033A1
Disclosed is an engine structure for changing a protrusion angle of an intake camshaft, the engine structure comprising a tappet (2), the top end of the tappet being provided with an intake camshaft (1). The intake camshaft comprises a f...  
WO/2014/111076A3
A method for operating a camshaft adjuster of an internal combustion engine provides that in a start-up phase of the camshaft adjuster the camshaft is adjusted in a first adjustment direction which is dependent on operational data of the...  
WO/2014/111142A1
To make a small two-stroke engine of the kind used primarily in handheld working tools, such as chainsaws, for example, easier to start, it is provided with a combined decompression and priming valve (30), which can be actuated manually,...  
WO/2014/109050A1
[Problem] To provide a phase shifting device for an automotive-vehicle engine that prevents rattling between a lock plate and a camshaft, and that can change quickly a relative phase angle of the camshaft in relation to a drive rotation ...  
WO/2014/108118A1
The invention proposes a switchable valve drive (1) of an internal combustion engine, having a rocker arm (2) which, on the top side (15) thereof, has a thrust face (17) acted on by a lifting cam (16) and which, on a bottom side (3), act...  
WO/2014/108116A1
The invention relates to a camshaft adjusting device, comprising a vane cell adjuster. The vane cell adjuster comprises a stator (2) that can be connected to a crankshaft of an internal combustion engine, a rotor (1), which is rotatably ...  
WO/2014/106681A1
The exhaust valve arrangement for a piston engine comprises force transmission means (2, 3, 14, 19) that are arranged between a cam (1) and an exhaust valve (13). Hydraulic fluid can be introduced into a fluid chamber (4) during the open...  
WO/2014/101991A3
The invention relates to a method for assembling a camshaft (2) from a support shaft (5) and components (17) to be connected to the support shaft (5), said components (17) having through-openings (19) for receiving the support shaft (5)....  
WO/2014/103030A1
[Problem] In the controlling of the opening/closing timing for a valve by means of an ECU, depending on the engine rotational frequency the responsiveness of a variable phase device may be lowered and suitable control may not be possible...  
WO/2014/101709A1
Disclosed is a camshaft regulator (100) having a central bolt (6), the camshaft regulator comprising a stator (3) and a rotor (2) connected to a camshaft (7) in a torsion-resistant manner, wherein the rotor (2) is accommodated inside the...  
WO/2014/104937A1
The present actuation system for the valves of an internal combustion engine valve train comprises a cylinder block, a camshaft, a cam mechanism, a valve tappet and a valve. The camshaft is a composite camshaft consisting of a rod with c...  
WO/2014/101853A1
Disclosed is a swing arm. The swing arm comprises a swing arm body (1), a first rotation center (11) and a second rotation center (12) are set on the swing arm body (1), when the swing arm swings around the first rotation center (11), a ...  
WO/2014/103824A1
This exhaust-heat-recovery device is equipped with an expander capable of rotating and driving as a result of heat recovered by an exhaust-heat recovery apparatus for recovering exhaust heat in an exhaust recirculation channel for recirc...  
WO/2014/099291A1
A tensioner for tensioning a chain span which uses two pistons. The movement of the two pistons may be coupled together. The first piston provides damping to the chain span and a second piston provides variable, dominant and automaticall...  
WO/2014/096615A1
The invention concerns a device for actuating valves of a motor vehicle engine, comprising a hollow shaft (100), at least one cam (10.20,…,60) sliding in a direction longitudinal to the hollow shaft (100) between a position correspondi...  
WO/2014/100185A1
Engine valve actuation systems and methods used to decompress an engine cylinder during engine start-up, shut-down, and for bleeder braking are disclosed. An exemplary system may include a rocker arm pivotally mounted on a rocker shaft, ...  
WO/2014/094746A1
The invention relates to a camshaft adjusting system (1) having a camshaft adjuster (2) and a camshaft (3), wherein the camshaft adjuster (2) has a drive element (4) and an output element (5) which is disposed so as to be pivotably movab...  
WO/2014/092973A1
A cam phaser (10) dynamically adjusts a rotational relationship of a camshaft (24) of an internal combustion engine with respect to an engine crankshaft (34). A cam sprocket (20) can be driven by an endless loop power transmission member...  
WO/2014/092963A1
A cam phaser (10) for dynamically adjusting a rotational relationship of a camshaft (24) of an internal combustion engine with respect to an engine crank shaft can include a planetary gear system (12) having a split ring gear (18) includ...  
WO/2014/091404A1
Low Friction Shim Surface A variable valve actuating mechanism comprising; a camshaft having two concentric cam lobes that may be rotated relative to one another a summation lever engaging with both cam lobes, a valve actuating rocker pi...  
WO/2014/091892A1
At least a first moveable wound section, which is positioned innermost in a radial direction among a plurality of moveable wound sections, is configured in such a manner that, in a retained elastic state in which a spiral spring is elast...  
WO/2014/090933A1
A valve train assembly comprising: a first rocker arm for pivoting in response to a first rotating cam to open a first engine valve during an engine cycle; a second rocker arm for pivoting in response to a second rotating cam to open a s...  
WO/2014/086344A1
The present invention relates to a camshaft adjuster having - a vane cell adjuster with a stator (1) and a rotor (2), in which the rotor (2) can, actuated by pressure medium, be adjusted in terms of rotational angle between an "early" st...  
WO/2014/086346A1
The invention relates to an intermediate lever (1) for a variable stroke valve train of an internal combustion engine, having two upright lateral plates (2) spaced apart from one another which a) at a first end face (3) on the one hand h...  
WO/2014/086347A1
The invention relates to an intermediate lever (1) for a variable stroke valve train of an internal combustion engine, which is in the form of a closed flat block having a supporting surface (3) for a slotted guide track applied to a fir...  

Matches 201 - 250 out of 31,722