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Patent Searching and Data


Matches 1 - 50 out of 14,925

Document Document Title
WO/2017/150651A1
Provided is an oil supply device of an internal combustion engine, the device comprising a control unit that controls the operation of an electric oil pump, the control unit constituting: an oil remaining-amount estimation device that es...  
WO/2017/144706A1
Disclosed is an actuation apparatus for actuating a switchable valve train component (80) of an internal combustion engine. The apparatus comprises a lever (33) for contacting an actuation source and for contacting the switchable valve t...  
WO/2017/145737A1
This oil supply control device for an engine is provided with: a storage unit which stores first master data comprising, for prescribed hydraulic pressure values, command values determined in advance in accordance with oil viscosity char...  
WO/2017/145740A1
This oil supply control device is provided with: a hydraulic control unit which outputs a control value to an adjustment device so as to match the detected hydraulic pressure, detected by a hydraulic sensor, to a prescribed hydraulic pre...  
WO/2017/140351A1
The invention relates to a device (100') for actuating at least one valve (4) in an internal combustion engine. The device comprises a camshaft arrangement (200') comprising a hollow outer shaft and an inner shaft, which is concentricall...  
WO/2017/142603A1
A variety of methods and arrangements are described for controlling transitions between firing fractions during skip fire operation of an engine in order to help reduce undesirable NVH consequences and otherwise smooth the transitions. I...  
WO/2017/137146A1
The invention relates to a valve train device (10), in particular for an internal combustion engine, comprising: at least one camshaft (11), which has at least one axially movable cam element (13), having at least one multi-track cam (14...  
WO/2017/133750A1
The invention relates to a valve drive (1) with a cam shaft (11) and an actuating device (15) which cooperates with the at least one cam (13) on a first acting end (17) and is operatively connectable to a gas exchange valve (5) at a seco...  
WO/2017/134062A1
A discrete switchable variable valve lift (VVL) system constructed in accordance to one example of the present disclosure includes a first switchable VVL rocker arm assembly, a second switchable VVL rocker arm assembly and an actuation a...  
WO/2017/129821A1
The invention relates to a variable valve train (2) comprising: a first actuating system having a first valve-actuating gearing (4-1) for actuating a first valve (70-1) and having a first pivoting frame (80-1) mounted for pivoting about ...  
WO/2017/130826A1
Multiple tubular members 40 that include multiple cam members 41 and 42 having cam parts 11 are connected to each other to form a single cam tube 12. Multiple female splines 45, which are partially arranged on an inner tube surface 44 of...  
WO/2017/129262A1
The invention provides an internal combustion engine comprising - a cylinder (301, 302) comprising a piston connected to a rotatable crankshaft, - an exhaust guide (501, 502) being arranged to guide a gas flow from the cylinder (301, 302...  
WO/2017/129488A1
The invention relates to an electromagnetic adjusting device with a plurality of actuator units (10, 12), each of which has an armature tappet that can be moved relative to stationary coil means along an axial tappet direction when the c...  
WO/2017/129820A1
The invention relates to a variable valve train (2) for actuating a valve comprising a pivoting frame (80) mounted for pivoting about a pivot axis (24). The valve train also comprises a pivoting drive (90) for pivoting the pivoting frame...  
WO/2017/127574A1
A multiple-cylinder diesel engine system comprises an intake valve and an exhaust valve for each of the multiple cylinders. A valve control system is connected to selectively deactivate an intake valve and an exhaust valve for a selected...  
WO/2017/121420A1
A variable valve train (1) for a DOHC single-cylinder engine is proposed, having a camshaft (2) which can be displaced axially as an entirety and on which at least one cam group (3) with at least one large lift cam and one small lift cam...  
WO/2017/122675A1
A cam-switching device for switching between first and second cams provided so as to correspond to the intake/exhaust valve of an engine, wherein: when switching from the first cam to the second cam, a cylinder resting means stops the op...  
WO/2017/115251A1
A unit (1) for adjusting the lift of the valves (2) of an internal combustion engine comprising one or more camshafts (3) with one or more cams (4) each arranged at contact with an idler roller (5) of a rocker arm (6) having a first part...  
WO/2017/116917A1
A method of providing a rocker arm set for a valvetrain includes providing a first rocker arm configured as a switching rocker arm for a first intake valve, and providing a second rocker arm configured as a fixed rocker arm for a second ...  
WO/2017/107626A1
A continuous variable valve lift system comprises a drive oscillation arm (10), a camshaft (50), and a valve mechanism (60). The valve mechanism (60) comprises a roller rocker arm (61) and a valve (62) connected to the roller rocker arm ...  
WO/2017/101578A1
Disclosed are a continuously variable valve lift system and an automobile comprising same. The continuously variable valve lift system comprises a driving swing arm (20), a camshaft (50) and a valve mechanism (60), wherein the valve mech...  
WO/2017/105458A1
An engine compression braking system includes a brake tappet linking an exhaust cam to at least one exhaust valve of an engine cylinder. The brake tappet is connected with a working fluid that selectively activates and deactivates a comp...  
WO/2017/102396A1
The invention relates to a camshaft module (1) comprising a bearing frame (2) on which bearing bridges (3) are arranged, and at least one polygonal shaft (4) on which sliding cam units (5) and bearing rings (6) are directly arranged, one...  
WO/2017/102344A1
The invention relates to a method for starting an internal combustion engine (1) without using a starter. When the crankshaft (6) of the internal combustion engine (1) is in an idle position, an air/fuel mixture is ignited in a cylinder ...  
WO/2017/097900A1
The invention relates to a method for starting or stopping an internal combustion engine, characterised in that during the starting or stopping procedure, at least one cylinder of the internal combustion engine undergoes decompression as...  
WO/2017/093565A1
The invention relates to a valve train assembly comprising: a number of valves each having a valve stem; at least one main camshaft with a number of main cams, at least one main cam corresponding to each valve; a number of main rocker ar...  
WO/2017/091798A1
A valvetrain for an internal combustion engine of the type that has a combustion chamber, a moveable valve having a seat formed in the combustion chamber, and a camshaft includes a rocker arm assembly, a pivot providing a fulcrum for a r...  
WO/2017/091799A1
A valvetrain for an internal combustion engine of the type that has a combustion chamber, a moveable valve having a seat formed in the combustion chamber, and a camshaft includes a rocker arm assembly, a pivot providing a fulcrum for a r...  
WO/2017/083389A1
A variety of methods and arrangements for controlling the exhaust gas temperature of a lean burn, skip fire controlled internal combustion engine are described. In one aspect, an engine controller includes an aftertreatment system monito...  
WO/2017/076482A1
The invention relates to a valve train device (10) having at least one supporting element (23) and at least one cam element (14) which can be displaced axially with respect to the supporting element (23) and has at least one multiple-tra...  
WO/2017/071704A1
The invention relates to an axial slotted guide (1) for a sliding cam system of an internal combustion engine, comprising a main body (3), which forms at least part of a groove-shaped slotted guide track (2) for a pin, wherein the main b...  
WO/2017/069101A1
A variable valve mechanism 1X wherein switch pins 7A and 7B engage in meandering slide grooves 6A and 6B formed in the outer circumferential surface of a camshaft 2 which is capable of sliding in the axial direction and to which two type...  
WO/2017/067549A1
The invention relates to a sliding-block guide section (11) for a cam piece (2) of a valve drive (1), comprising a cylindrical body (12), on the outer circumference of which there are formed two displacement grooves (13, 14) which run in...  
WO/2017/064690A1
A rocker arm assembly configured for use in a valve train carrier constructed in accordance to one example to the present disclosure includes a rocker arm body and a capsule assembly. The rocker arm assembly is rotatable around a rocker ...  
WO/2017/063939A1
The invention relates to a control shaft of a cam shaft adjustment unit having axially spaced adjustment cams, which are designed in a first axial section of the control shaft for a continuous operation of a cylinder and in a second axia...  
WO/2017/065168A1
In the present invention, a first rocker arm includes a roller and a pressing member. The pressing member presses a valve. A second rocker arm includes a slipper. When the engine speed is within a prescribed low-speed range, the pressing...  
WO/2017/063941A1
The invention relates to a valve control of an internal combustion engine comprising a camshaft (2) and a cam sleeve (3), which surrounds the camshaft and is fastened in an axially movable manner and has cams (5), which are associated wi...  
WO/2017/061130A1
The present invention can provide an engine valve-device comprising the following: a cam shaft; a rocker arm (9); a synchronization cam (13) that rotates in synchronization with a valve driving cam; and a switching mechanism (3) that swi...  
WO/2017/060492A1
A valve train assembly for providing Exhaust Gas Recirculation (EGR) in a cylinder of internal combustion engine is disclosed. The valve train assembly comprises a rocker arm and a hydraulic lash adjuster (HLA). The rocker arm comprises ...  
WO/2017/060490A1
An actuator for actuating valve-lift modes of a valve train assembly of an internal combustion engine is presented. The valve train assembly is capable of being switched between a first valve-lift mode and a second valve-lift mode. The a...  
WO/2017/060496A1
An assembly for an internal combustion engine is presented. The assembly comprises a plurality of rocker arms each for operating a respective engine valve of a plurality of engine valves. Each rocker arm comprises a first body, a second ...  
WO/2017/055489A1
The invention relates to an internal combustion engine (1) comprising a number n of cylinders (2), a crank shaft (3) and a cam shaft (4) drivingly connected thereto. According to the invention: the cam shaft (4) is connected to the crank...  
WO/2017/054953A1
The invention relates to a device (10) for axially adjusting a switching element (12), comprising a switching shaft (14), which can be rotated about an axis (A), an adjusting body (16), which is connected to the switching shaft (14) for ...  
WO/2017/053867A1
A valve train assembly includes an intake rocker arm, an exhaust rocker arm, a carrier configured to couple to a cylinder block and operably associated with the intake rocker arm and the exhaust rocker arm, the carrier including a first ...  
WO/2017/053898A1
A friction loss management system for an engine, comprises a combustion engine comprising a crankshaft and a plurality of cylinders, a reciprocating piston assembly connected to the crankshaft, a fuel injector connected to an injection c...  
WO/2017/050324A1
The invention relates to a lever (1; 2, 20) which can be loaded by a cam for actuating gas exchange valves of an internal combustion engine, having a rest (7) which is configured at one end (9) of the lever (1; 2, 20) on the underside (3...  
WO/2017/045736A1
The invention relates to a valve train device (10), in particular for an internal combustion engine, comprising at least one camshaft (11) that has at least one axially movable cam element (13) with at least one multi-track cam (14, 18) ...  
WO/2017/045009A1
The invention relates to a variable valve control device (1) for internal combustion engines of the reciprocating-piston design having at least one gas exchange valve, which can be actuated by a camshaft (3) by means of a cam device (4) ...  
WO/2017/045735A1
The invention relates to a valve train device (10) for an internal combustion engine, comprising at least one camshaft (11) that has at least one axially movable cam element (14) with at least one multi-track cam (15, 19), and further co...  
WO/2017/045835A1
The invention relates to an electromagnetic actuator device having at least one stationary, energisable coil unit (4) and at least one armature unit (7) movably guided along a displacement axis (V), which can be moved relative to the coi...  

Matches 1 - 50 out of 14,925