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Patent Searching and Data


Matches 1 - 50 out of 15,453

Document Document Title
WO/2019/211508A1
The disclosure relates to a method for starting a four-stroke reciprocating internal combustion piston engine. The present disclosure further concerns a four-stroke reciprocating internal combustion piston engine for implementing the met...  
WO/2019/206461A1
A rocker arm assembly that includes an electromagnetic latch assembly with a latch pin and an actuator operative to actuate the latch pin between a first position and a second position. The actuator includes an electromagnet powered thro...  
WO/2019/195511A1
A compression-release engine brake system for effectuating a compression-release engine braking operation of an internal combustion engine. The compression-release system includes a lost motion exhaust rocker assembly including an exhaus...  
WO/2019/187825A1
Provided is a variable valve mechanism in which a motor 30 which outputs rotational force to the output shaft end side regulates the timing of opening and closing the intake valve and exhaust valve of an internal combustion engine. The v...  
WO/2019/188479A1
This variable valve timing device is provided with a camshaft which is rotatably supported by an engine, and a cam which is provided on the camshaft and which opens and closes valves provided at a cylinder constituting the engine. The ca...  
WO/2019/188557A1
This variable valve device for an internal combustion engine is provided with: a variable mechanism that can be switched between a first state and a second state; and a fluid pressure control device for controlling the fluid pressure sup...  
WO/2019/191028A1
Systems and methods for internal exhaust gas recirculation (iEGR) in internal combustion engines may utilize secondary' intake valve lift events dining an exhaust valve main event in lost motion valve actuation systems. The secondary int...  
WO/2019/179790A1
The invention relates to a method for checking a variable valve lift control of an internal combustion engine. During the operation of the internal combustion engine, the following steps are carried out: - detecting the rotational speed ...  
WO/2019/179191A1
A mechanism for adjusting a camshaft of an internal combustion engine comprises a camshaft (1), a cam sleeve (2) and an electromagnetic valve (3). A protruding guide portion (7) is provided at the cam sleeve (2). A valve core of the elec...  
WO/2019/180611A1
The present invention provides for Variable Valve Actuation (VVA) comprising a cam (CS), a valve (V) suitable to displace between a closed position and an open condition caused by said cam, and further comprising a main rocker arm (MA) s...  
WO/2019/175123A1
A connector for connecting a drive shaft of an actuator to an actuation shaft of an actuation apparatus for actuating a component of a switchable valve train device of an internal combustion engine is disclosed. The connector comprises a...  
WO/2019/173578A1
Systems for valve actuation in internal combustion engines with a dedicated rocker for actuating the at least one of two or more engine valves in a braking operation may include a biasing component, such as a compression spring, tension ...  
WO/2019/170759A1
An actuation apparatus for actuating components of switchable valve train devices of a first group and of a second group of switchable valve train devices is disclosed. The actuation apparatus comprises a body rotatable by an actuation s...  
WO/2019/170760A1
An actuation apparatus for actuating a component of a switchable valve train device of an internal combustion engine is disclosed. The actuation apparatus comprises a shaft, an actuation lever mounted on the shaft for pivotal motion of t...  
WO/2019/170758A1
An actuation apparatus for actuating a component of a switchable valve train device of an internal combustion engine is disclosed. The actuation apparatus comprises a support body; an actuation lever mounted for pivotal movement between ...  
WO/2019/158268A1
An engine system and valvetrain can comprise a rocker shaft combined with a first block, a first cylinder deactivation oil control valve in the first block, a second cylinder deactivation oil control valve in the first block. Also, a sec...  
WO/2019/151927A1
A compression release brake arrangement (1) is disclosed. The arrangement (1) comprises a control arrangement (5), a valve actuator assembly (7), a first conduit (9) arranged to connect the valve actuator assembly (7) to a pressure sourc...  
WO/2019/151928A1
A compression release brake arrangement (1) for an engine (3) is disclosed. The arrangement (1) comprises a valve actuator assembly (5) configured to, when activated, perform compression release braking of at least a first cylinder (7') ...  
WO/2019/149454A1
A roller-lifter assembly for a cam-actuated engine, comprising a two-part roller lifter (10, 13, 16) comprising a pump actuator main body, a receiving portion extending from the main body (160, 161, 162, 163 164), and a cam follower comp...  
WO/2019/141444A1
The invention relates to a valve drive (10) for an internal combustion engine, comprising at least one camshaft (12), which can be rotated in a rotational direction about a rotational axis (14), at least two cam pieces (18, 20), which ar...  
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/2019/127321A1
Provided is an intake valve variable system for a diesel engine. A push rod (21) slides up and down. An outward-extending end of a plunger (11) bears the pressure of a rocker arm. When the push rod (21) slides to a lower dead point, oil ...  
WO/2019/133658A1
An engine brake rocker arm assembly is operable in an engine drive mode and an engine braking mode and selectively opens first and second exhaust valves. The engine brake rocker arm assembly includes an exhaust rocker arm configured to r...  
WO/2019/125355A1
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/2019/122263A1
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/2019/121546A1
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/2019/119979A1
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/2019/115219A1
The invention relates to a valve drive device (10), in particular for an internal combustion engine, comprising at least one camshaft (12), said camshaft comprising at least one shaft element (18) and a cam piece (20) that can be driven ...  
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/2019/110338A1
The invention relates to an electromagnetic actuator device having armature means (14), which are mounted in an actuator housing (22) so as to be able to move in an axial direction relative to static coil means (26) as a reaction to the ...  
WO/2019/110372A1
The invention relates to a method for operating an internal combustion engine (10) of a motor vehicle comprising at least one cylinder (18), at least one piston (24) accommodated movably in the cylinder (18), at least one inlet valve (34...  
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/2019/103601A1
The present patent document relates to an apparatus and a method for providing electrical power, the apparatus comprising: an internal combustion engine which is configured to generate mechanical energy; an alternator for providing elect...  
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/2019/091874A1
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/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/2019/072523A1
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/2019/068487A1
The invention relates to a method for starting an internal combustion engine (10a), particularly a hybrid drive (11a), comprising at least two cylinders (12a, 13a, 14a,15a; 12b, 13b, 14b,15b), each comprising at least one intake valve (1...  
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/2019/060131A1
A system includes an engine with a plurality of pistons housed in respective ones of a plurality of cylinders, an air intake system provides air to the plurality of cylinders through respective ones of a plurality of intake valves, an ex...  
WO/2019/057401A1
The invention relates to an adjusting device (1) having at least one tappet assembly (3, 6). The at least one tappet assembly (3, 6) comprises a tappet (31, 61), at least one guide cylinder (34, 64), and a pole core (44, 74). The tappet ...  
WO/2019/057366A1
The invention relates to an adjusting device (1) having at least one connection plate (10) with a first recess (11) and a second recess (12), which are parallel and spaced apart, and having a first tappet assembly (3) and a second tappet...  
WO/2019/040860A1
A method of operating a rocker arm assembly in a cylinder deactivation mode according to one example of the present disclosure includes providing a two-step variable valve lift rocker arm assembly and a deactivating lash adjuster. Operat...  
WO/2019/037945A1
The invention relates to a valve drive for a cylinder head of an internal combustion engine, comprising a first camshaft which is rotatably mounted in a first and a second camshaft bearing and which comprises at least one cam with a firs...  
WO/2019/037942A1
The invention relates to a valve drive for an internal combustion engine, comprising a first camshaft which is rotatably mounted in a first and a second camshaft bearing and which comprises at least one cam with a first cam curve and a s...  

Matches 1 - 50 out of 15,453