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Patent Searching and Data


Matches 501 - 550 out of 15,562

Document Document Title
WO/2014/023451A1
The invention relates to a bistable electromagnetic actuating apparatus (1) having an actuating element (2), which forms an engagement region (4) at the end and can be moved axially between two end positions, in particular for engaging i...  
WO/2014/019736A1
The invention relates to a magnet actuator (1) of a sliding cam system which is in the form of a translatory, electrically operable actuator, comprising an armature (2) which is connected to a tappet (3), wherein the tappet (3) can be op...  
WO/2013/150213A3
The invention relates to a device (10) for partially deactivating the cylinders (12) of an internal combustion engine having three pistons (14) which are connected to a crank shaft (16), which are each mounted in an associated cylinder (...  
WO/2014/006185A1
A Hydraulic Lash Adjuster (HLA) for an engine valve train comprises a hydraulic lash adjusting arrangement for automatically compensating for lash in an engine valve train; and is characterized by a lost motion arrangement for inhibiting...  
WO/2014/005999A1
The invention relates to a cover (01) with an integrated oil storage function for a housing of an electrohydraulic valve drive for at least one inlet valve of an internal combustion engine. According to the invention, an oil storage cavi...  
WO/2013/189644A1
The invention relates to a reciprocating piston internal combustion engine having at least one camshaft with at least one sliding cam element with sliding cams and sliding grooves (2 and 2a) intersecting in an X-shape, wherein the slidin...  
WO/2013/189603A1
The present disclosure relates a method and device for controlling the operation of a dual-fuel engine operable in a low load diesel fuel mode, a high load diesel fuel mode and a gas fuel mode. A shaft (42) with first to third eccentrics...  
WO/2013/186296A1
The invention relates to a guiding groove arrangement (1) on a shaft, in particular on a sliding cam of a camshaft device, wherein the guiding groove arrangement (1) has two guiding grooves (20, 30), which cross each other and are arrang...  
WO/2013/045866A3
The invention relates to an electro-hydraulic valve actuator having a cylinder and an alternating cam and comprising: a valve-actuating hydraulic cylinder (2) which opens a valve of an internal combustion engine (100) using a valve-openi...  
WO/2013/186054A1
The invention relates to a method for material-removing working of an adjustable camshaft comprising an undulating body (1), wherein at least one first component (2) of the camshaft can move axially and/or in the peripheral direction wit...  
WO/2013/182300A1
The invention relates to a method for operating a valve train (1) of an internal combustion engine, which valve train comprises at least one main camshaft, on which main camshaft at least one cam carrier is provided in a rotationally fix...  
WO/2013/178406A1
The invention relates to a main shaft (1) for a sliding cam valve train, said main shaft (1) being provided, at least in the axial region of cam followers located thereunder, with axial toothing (2) which is uniform over the length there...  
WO/2013/178405A1
The invention relates to a reciprocating piston internal combustion engine comprising at least one camshaft with at least one sliding cam element (1) with sliding cams (4 to 6a), which carry out different strokes and have different envel...  
WO/2013/175766A1
According to the present invention, when a control device (19) is in a state of low load operation and a determination part (19a) determines that the state is not one of warm operation, the control device controls a lift timing variation...  
WO/2013/171392A1
The invention relates to a multi-lift module (100) for a valve of an engine, comprising: a multi-lift assembly for the valve of an engine, said assembly including a cavity and an electromagnetic actuator (14) positioned and maintained at...  
WO/2013/165997A1
An internal combustion engine (10) includes an engine housing (12) defining a cylinder (14), and a first and a second gas exchange valve (28, 30) for the cylinder (14), positioned within the engine housing (12). The engine (10) further i...  
WO/2013/164309A1
The invention relates to an electromagnetic adjusting device comprising at least two armature units, each of which has an armature body (10, 14) and permanent magnet means (12, 16) thereon, each of which can be moved relative to a respec...  
WO/2013/166029A1
A system for monitoring operation and diagnosing malfunctions in a variable valve actuation device is disclosed. The system has a rocker arm assembly that includes a first arm, a second arm with the first and second arms attached at a fi...  
WO/2013/165967A1
An internal combustion engine (10) includes a housing defining a lifter bore (44), and a slot (46) in communication with the lifter bore (44). A valve lifter assembly (48) is positioned within the lifter bore (44) such that a key pin (56...  
WO/2013/159765A1
The invention relates to a device for a valve train for changing the lift of gas exchange valves of an internal combustion engine, having a camshaft rotatably mounted in a housing, which camshaft consists of an arrangement of, in success...  
WO/2013/159937A1
The invention relates to a valve drive (1) of an internal combustion engine, having at least one main camshaft (2), on which at least one cam carrier (3) is provided such that it is fixed so as to rotate with said main camshaft (2) and c...  
WO/2013/160052A1
The invention relates to an adjustable camshaft (1) for the valve drive of an internal combustion engine, comprising an outer shaft (10) on which at least one first cam (11) is arranged, said first cam being rotationally fixed to the out...  
WO/2013/161060A1
A valve mechanism for an internal combustion engine is provided with: a cam (2) that rotates in conjunction with the rotation of a crankshaft; an engine valve (30) that is lifted along with the rotation of the cam (2) and opens; a lift q...  
WO/2013/160051A1
The invention relates to an adjustable camshaft (1) for the valve gear of an internal combustion engine, comprising an outer shaft (10), on which at least one first cam (11) is arranged and connected to the outer shaft in a rotationally ...  
WO/2013/156612A1
A hydraulic lash adjuster is provided with a pressure relief valve operable to release oil from the lash adjuster's oil chamber to enable the hydraulic lash adjuster to be able to retract when required.  
WO/2013/156610A1
A rocker arm comprises a first roller for engaging a first rotatable cam surface whereby at least part of the rocker arm can be pivoted by at least the first rotatable cam surface to move a valve to cause a first valve event, and a furth...  
WO/2013/159121A1
A system for controlling variable valve actuation in an automobile engine is disclosed. A first cam has a first lift profile and a second cam has a second lift profile, both profiles having a base circle portion and a lift portion. A roc...  
WO/2013/159120A1
A durable system is disclosed for controlling variable valve actuation of an engine valve corresponding to a cylinder of an automobile engine. The system is designed to have a durability that exceeds the expected life of a conventional a...  
WO/2012/167867A8
Reciprocating-piston internal combustion engine having a crank mechanism, with at least one cylinder head, the inlet and outlet ducts of which are controlled by in each case at least one gas exchange valve which is configured as inlet an...  
WO/2013/101282A3
Intake and exhaust valve timing is adjusted to a negative valve overlap condition to deactivate an engine cylinder.  
WO/2013/149737A1
The invention relates to a mechanically controllable valve train assembly for an internal combustion engine comprising at least two cylinders (4, 6) which respectively comprise at least one gas inlet valve (8, 10) and at least one gas ou...  
WO/2013/149736A1
The invention relates to a mechanically controllable valve train comprising a gas outlet valve (4) which is associated with a transmission arrangement (12) comprising at least one intermediate lever arrangement (14) and at least one swiv...  
WO/2013/131593A1
The invention relates to a mechanically controllable valve drive arrangement (10) having a plurality of gas exchange valves (12, 14, 16, 18, 20, 22, 24, 26) disposed in a row, wherein a transmission arrangement (28, 29, 30, 31, 32, 33, 3...  
WO/2013/131602A1
The invention relates to a motor vehicle valve train adjustment device comprising at least one camshaft (10a; 10b) which comprises at least four axially displaceable cam elements (11, 12a, 13a, 14a; 11b, 12b, 13b, 14b, 15b, 16b). Each se...  
WO/2013/131601A1
The invention relates to a motor vehicle valve train adjustment device comprising at least one camshaft (10, 11) which comprises at least two axially displaceably arranged cam elements (12, 13, 14, 15, 16, 17, 18, 19), at least one cam e...  
WO/2013/091744A8
It is known to adjust different cam contours (4a, 4b, 4c; 5a, 5b, 5c) by axial displacement of cam brackets (2) on the camshaft (1). For this purpose, the cam brackets (2) are supported in the middle of the cylinder by a camshaft bearing...  
WO/2013/125439A1
The present invention, which pertains to a device for diagnosing an internal combustion engine that is capable of compression release braking, makes it easy to ascertain whether the compression release brake is working. This device for d...  
WO/2013/124020A1
The invention relates to a motor vehicle valve drive adjustment device having at least one camshaft (10) which comprises at least two cam elements (11, 12, 13, 14) arranged in an axially displaceable manner. It is proposed that a number ...  
WO/2013/125438A1
The present invention pertains to a control device for an internal combustion engine and effectively improves the operating precision of a compression release brake at low temperatures. This control device for an internal combustion engi...  
WO/2013/120567A1
The invention relates to a device for adjusting the valve train of a motor vehicle having at least one cam shaft (10), which comprises at least two cam elements (11, 12, 13, 14) arranged such that said cam elements are axially slidable, ...  
WO/2013/123211A1
A universal multi-orientation bracket design for attaching solenoids to a housing of a hydraulically actuated variable valve system. The bracket having at least two sidewalls, an upper cross member, a cupped lower surface and at least on...  
WO/2013/118633A1
In order to configure a valve control mechanism that lifts an intake valve only by a required amount, while suppressing noise during operation, and is capable of optimally controlling an engine, this valve control mechanism is provided w...  
WO/2013/118634A1
In order to configure a lash adjuster that reduces the impact of a pressing force acting on a pressure-bearing operating member, and reliably opens a valve only by a required amount, this lash adjuster: is provided with a pressure-bearin...  
WO/2013/113425A1
The invention relates to an intermediate lever arrangement for a mechanically controllable valve drive arrangement, comprising at least one intermediate lever (66, 67) having a working cam (60, 61) for operative connection to a pivot lev...  
WO/2013/113429A1
The invention relates to a valve lift adjustment arrangement (10) for a mechanically controllable valve drive arrangement (11), having at least one intermediate lever arrangement (12), wherein the intermediate lever arrangement (12) has ...  
WO/2013/114041A1
The invention relates to a device for controlling at least one valve (2), comprising a body (8) comprising a dimensionally stable cavity (9) communicating exclusively with the outside by means of at least four straight cylinders (10, 11,...  
WO/2013/110429A1
The invention relates to an internal combustion engine valve train device for a motor vehicle, comprising at least one exhaust valve actuating unit (10) and one intake valve actuating unit (11) and an operating mode changeover unit (12) ...  
WO/2013/034301A3
An actuation system (1, 1') for a throttle system of a gas inlet, with which a gas instruction of an operator, which can be predefined by means of a manual operator control system, can be converted into a throttle position of the throttl...  
WO/2013/104612A1
The invention relates to a fully variable valve control unit for gas exchange valves of reciprocating piston internal combustion engines, in particular multi-cylinder engines, comprising at least one pressure generation unit which is dri...  
WO/2013/101282A2
Intake and exhaust valve timing is adjusted to a negative valve overlap condition to deactivate an engine cylinder.  

Matches 501 - 550 out of 15,562