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Patent Searching and Data


Matches 1 - 50 out of 34,711

Document Document Title
WO/2019/138039A1
An overhead cam engine system comprises a rotating overhead exhaust cam rail comprising a plurality of exhaust lobes. A first switching roller finger follower actuates a first exhaust valve, and is configured to switch between a first li...  
WO/2019/139565A1
A camshaft chain tensioner, comprising: a piston having an exterior circumferential surface that includes at least one groove; an expandable clip, positioned around the exterior circumferential surface, that includes a first end and a se...  
WO/2019/135297A1
The purpose of the present invention is to increase the volume of exhaust gas that is discharged from a combustion chamber to an intake port and reliably ensure the volume of exhaust gas that is re-introduced to the combustion chamber, i...  
WO/2019/134732A1
The invention relates to an actuating device for a camshaft timing apparatus, comprising a movable actuating member being supported displaceable along a translational axis, and a force generating means for generating a force driving the ...  
WO/2019/127188A1
A valve rocker arm assembly, a variable air distribution mechanism, and an engine. The valve rocker arm assembly comprises: an oil inlet hose (13); a rocker arm shaft (11), an oil drain channel (10), an oil return groove (8), and a first...  
WO/2019/130364A1
A driving system (9) for machine valves includes at least one valve (10), which can be operated in order to either allow or prevent the passage of a flow through a duct, an oscillating element (12), to the first end of which the valve (1...  
WO/2019/129829A1
An engine roller lifter for use in a valvetrain of an internal combustion engine includes a body, a roller and an anti-rotation plug. The body includes an outer peripheral surface configured for sliding movement in a bore provided in the...  
WO/2019/122263A1
A rocker arm for a type III valve train assembly for an internal combustion engine, the rocker arm comprising: a roller follower for following a cam in use; a roller axle about which the roller follower is arranged to rotate in use; a bi...  
WO/2019/119182A1
A device for adjusting a camshaft phase, comprising: a stator (10) and a rotator (20) provided in the stator (10); two blocking covers (31, 32) respectively fixedly disposed at the two axial ends of the stator (10), and limiting the rota...  
WO/2019/121546A1
The invention relates to a valve train (10) for an internal combustion engine, particularly of a motor vehicle, having at least one camshaft (12), which can be rotated about a rotation axis (14), having at least one sliding link element ...  
WO/2019/120848A1
The invention relates to a method for operating a combustion engine, which has an internal combustion engine, which forms at least two combustion chambers, in which thermodynamic cycles can be performed during operation of the combustion...  
WO/2019/122261A1
An actuation apparatus (200') for actuating a component (4) of a switchable valve train device (2) of an internal combustion engine, is disclosed. The actuation apparatus (2) comprises a contacting element (212') for contacting the compo...  
WO/2019/119979A1
A variable valve lift device comprises: a main shaft (10), a barrel (20), a cylinder (30), and a valve mechanism (50). The barrel (20) sleeves on the main shaft (10), and is driven by the main shaft to rotate together with the main shaft...  
WO/2019/120556A1
A valve actuation system for an internal combustion engine The valve actuation system (S) for an internal combustion engine comprises: ⋅ a rocker (6) pivotably mounted around a pivot axis (A6), comprising: ⋅ a driven end portion (62)...  
WO/2019/116433A1
According to the present invention, a rocker shaft 41 is provided with: a first external thread part 41a and a second external thread part 41b formed on both end sections; and an engagement recess part 41c formed on an axial end surface ...  
WO/2019/113826A1
A camshaft phaser, comprising: a spring cover (1) and a sealing cover (2), the spring cover (1) and the sealing cover (2) forming an outer casing of a camshaft phaser, and an installation space (S) being enclosed and formed therebetween;...  
WO/2019/117891A1
The present disclosure provides a remote mount for an idler gear assembly, comprising: a gear mounting plate including a plurality of bores configured to receive a corresponding plurality of fasteners to mount a gear assembly to the gear...  
WO/2019/115581A1
The invention relates to an assembled camshaft (1) for an internal combustion engine, wherein the camshaft (1) comprises a main shaft (2) and an outer toothing (3) extending axially along the main shaft (2) at least in sections, as well ...  
WO/2019/117825A1
The invention relates to a rocker arm mechanism (1) which is capable of selectively adjusting the timing of opening or closing the intake or exhaust valve (c) by shifting according to the crankshaft angle and by gradually changing the ma...  
WO/2019/113830A1
A camshaft phaser, comprising a cover unit (1), a front cover (2), a spring (4), a rotor (3) and a stator (5); a spring retainer (11) of the cover unit (1) is approximately cup-shaped and comprises a projection (141) that protrudes towar...  
WO/2019/118834A1
An internal combustion engine system includes an engine with a plurality of pistons housed in respective ones of a plurality of cylinders, an air intake system to provide air to the plurality of cylinders through respective ones of a plu...  
WO/2019/110031A1
A rocker arm (27) has two side walls (10, 11) and two webs (13, 14) which run transversely with respect to the side walls (10, 11). Said webs connect the side walls (10, 11) to one another on end-side sections, wherein a valve stem suppo...  
WO/2019/110842A1
Disclosed is apparatus for actuating one or more latching arrangements of one or more respective rocker arms of a valve train assembly of an internal combustion engine. The apparatus comprises a shaft rotatable by an actuation source, on...  
WO/2019/113034A1
A rocker arm assembly operable in a first mode and a second mode selectively opens first and second engine valves based on rotation of a cam shaft having a first cam lobe and a second cam lobe. The rocker arm assembly includes a rocker s...  
WO/2019/110388A1
Drive devices for adjusting a control shaft (22) of a fully variable valve drive of an internal combustion engine, comprising an electric motor (10) with a driveshaft (20) and a transmission (26) coupled to the electric motor (10), are k...  
WO/2019/104491A1
Provided are a cover element for a camshaft phaser and a camshaft phaser. The cover element includes a journal and a cover plate, the journal is used to form sealing engagement with a floating oil seal, and the journal and the cover plat...  
WO/2019/103733A1
A retention member is configured to be supported within a cylinder head of an engine and includes a body portion and a plurality of arms. The body portion has an opening configured to receive a fuel injector of the engine. Additionally, ...  
WO/2019/097970A1
A holder plate 8 fixed to a timing sprocket 1 is provided with a stopper protrusion 8b. An adapter 11 fixed to a driven member 9: is obtained by forming a metal plate material into an isosceles triangle shape; has, at the center, a botto...  
WO/2019/096846A1
The present invention relates to a sliding cam element (20) comprising a carrier tube (10) and at least one cam (21), wherein the cam (21) is connected to the carrier tube (10) and the carrier tube (10) has at least one shifting gate (15...  
WO/2019/098997A1
A system that converts acceleration to rotational energy by using gravity to lower a ballast member and buoyancy to raise it when the ballast member is filled with compressed air. The ballast's initial ascent is controlled by a brake mem...  
WO/2019/091511A1
The invention relates to a hydraulic camshaft adjuster (1), wherein the locking system (7, 8) comprises a first and a second control element (7, 8). In order to approach the middle position easily, according to the invention the first co...  
WO/2019/091605A1
The invention relates to a valve rotating device having an annular main body, an annular cover body and an annular axial spring element. The main body has a plurality of pockets of variable depth such that raceways for balls located ther...  
WO/2019/092245A1
A rocker arm assembly comprises a first arm, a second arm, and a latch assembly. The first arm comprises a main cam interface end, a body comprising a shaft port configured to pivot on a rocker shaft, and a valve end configured to lift a...  
WO/2019/094846A1
Systems for valve actuation in internal combustion engines provide configurations for hydraulic lash adjusters and valve actuation valvetrain components that are particularly suitable for prevention of HL A jacking in lost motion cam env...  
WO/2019/091874A1
An actuator control system suitable for providing single wire control of electromagnetic latch assemblies providing for cylinder deactivation or variable valve actuation in a valvetrain system. The system is adapted to control electromag...  
WO/2019/092406A1
A linkage for coupling between an actuator and a valve in an engine valve actuation assembly. The linkage provides some compliance in the operation of the linkage to close the valve. The linkage comprises a rocker (2) having a rigid body...  
WO/2019/057717A3
An oil control valve for a cam phaser of an internal combustion engine where the spool is positioned by an external actuator. The valve includes a spool assembly including a spool that is axially movable in a central opening, and there i...  
WO/2019/086492A1
The invention relates to a valve train assembly comprising : - a number of valves each having a valve stem; - at least one camshaft; - at least a first and second cam per valve arranged on the at least one camshaft; - first and second ca...  
WO/2019/088250A1
According to the present invention, a cam plate (40) is connected to a driven shaft (4) and is rotatable relative to a housing (20). A gear part (50) is provided on the opposite side as the driven shaft (40) with respect to the cam plate...  
WO/2019/089491A1
An engine for a two-wheeled vehicle includes at least one cylinder comprising a combustion chamber and a cylinder head positioned vertically above the combustion chamber. The engine further includes a crankcase coupled to the at least on...  
WO/2018/077451A8
The invention relates to a valve train device, particularly for an internal combustion engine, comprising at least one camshaft (10) and at least one cam element (14) able to be displaced axially on said camshaft (10), and at least one m...  
WO/2019/076945A1
An actuation arrangement (210, 310) for actuating a plurality of latching arrangements (9) of a respective plurality of dual body rocker arms (1) of a valve train assembly (200, 300) of an internal combustion engine, the actuation arrang...  
WO/2019/072771A1
The invention relates to a method for actuating a camshaft adjuster of an internal combustion engine, in which a current flow is generated in an electric motor (3) of the camshaft adjuster, with the following steps: measuring the instant...  
WO/2019/072523A1
The invention relates to a valve train having at least one camshaft (10) which has at least one cam group with at least one combustion cam (11) and at least one braking cam (12), having at least one cam follower (13) which is assigned to...  
WO/2019/072522A1
The invention relates to a valve drive comprising at least one camshaft (10) which has at least one cam group with at least one combustion cam (11) and at least one braking cam (12), at least one cam follower (13) which is paired with th...  
WO/2019/069000A1
The hydraulic actuator for a regeneration valve (1) comprises a high-pressure cell (5) which is supplied by a high-pressure hydraulic supply pump (2), an actuation thrustor (6) which defines a hydraulic actuator chamber (7) in order to a...  
WO/2019/069593A1
Provided are a valve timing control device and a valve timing control method capable of stabilizing control of valve timing when a locked state of a valve timing adjustment mechanism is released. The valve timing control device includes ...  
WO/2019/069265A1
An engine with an adjustable camshaft assembly (50) is disclosed having first (56) and second (58) groups of cam lobes and an actuator ('10) for varying the phase of at least one of the groups of cam lobes (56,58) relative to a crankshaf...  
WO/2019/063194A1
The invention relates to a valve drive device, in particular for an internal combustion engine (11), comprising at least one camshaft (12), at least one cam unit (13) which is mounted on the camshaft (12) in an axially movable manner, an...  
WO/2019/063315A1
The invention relates to a kit (1), comprising a camshaft phaser (2), in which a central valve (3) is provided, which distributes a pressure fluid, and comprising an actuator (4), which controls the central valve (3). The camshaft phaser...  

Matches 1 - 50 out of 34,711