Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 19,843

Document Document Title
WO/2019/036272A1
An exhaust valve rocker arm for an exhaust valve rocker arm assembly operable in a combustion engine drive mode and an engine braking mode, and configured to selectively open first and second exhaust valves, includes a body defining an a...  
WO/2019/035312A1
The present invention is provided with: an intake-side variable valve mechanism 1A which controls the phase of opening/closing timings of an intake valve 4; and an exhaust-side variable valve mechanism 1B which controls the phase of open...  
WO/2019/028424A1
Systems and methods for managing excessive intake flow path pressure and counter flow are implemented to support enhanced engine braking applications, such as 2-stroke or 1.5-stroke engine braking implementations where the intake flow pa...  
WO/2019/028428A1
Systems and methods for managing excessive intake flow path pressure and counter flow are implemented to support enhanced engine braking applications, such as 2-stroke or 1.5-stroke engine braking implementations where the intake flow pa...  
WO/2019/010472A1
A valvetrain that includes an electronic device and a rocker arm assembly and is suitable for an internal combustion engine that includes a combustion chamber, a moveable valve having a seat formed within the combustion chamber, and a ca...  
WO/2019/008781A1
[Problem] Stratified charge combustion in which fuel is injected into a conventional combustion chamber exhibits the problem that the fuel cannot be efficiently and reliably collected in the vicinity of an ignition portion of the combust...  
WO/2019/003326A1
An internal-combustion engine (1) includes a variable compression ratio mechanism (2) for changing a mechanical compression ratio, and a variable valve timing mechanism (7) for changing the valve timing of an intake valve (4). When accel...  
WO/2018/235023A1
A method for jumping cylinder deactivation ("CDA") modes to avoid a primary powertrain resonant frequency in a six-cylinder diesel engine-powered machine comprises operating an engine between an idled condition and a first engine speed l...  
WO/2018/236392A1
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/2018/224019A1
Disclosed are a control strategy for a continuously variable valve lift mechanism, a device, and a non-volatile computer storage medium. The control strategy comprises: after an engine is powered on, the continuously variable valve lift ...  
WO/2018/223804A1
Disclosed is a valve actuation system with variable modes, which system belongs to the fields of engine valve actuation, cylinder deactivation and auxiliary braking. The system comprises an exhaust brake cam (101), an exhaust drive cam (...  
WO/2018/221511A1
A compression ignition engine is provided with: a first fuel supply unit 19 that supplies naphtha; a second fuel supply unit 18 that supplies diesel fuel; EGR gas recirculation units 51, 51a that recirculate exhaust gas to a combustion c...  
WO/2018/216290A1
Provided is a control device that facilitates startup by increasing the speed of a crank shaft at the time of startup of an internal combustion engine. An internal combustion engine is constituted by comprising: a plurality of cylinders ...  
WO/2018/216292A1
Provided is a control device capable of starting an internal combustion engine satisfactorily even in an extremely low-temperature environment. An internal combustion engine is constituted by comprising: a plurality of cylinders each inc...  
WO/2018/216293A1
Provided is a control device that facilitates startup by increasing the speed of rotation of a crank shaft at the time of startup of an internal combustion engine. An internal combustion engine is constituted by comprising: cylinders eac...  
WO/2018/216291A1
A control device for an internal combustion engine is configured so as to reduce load at startup, and enable excellent startup while reducing unburned hydrocarbon. The control device is provided with a startup load reduction unit for con...  
WO/2018/211853A1
The present invention comprises: a variable compression ratio mechanism 3 that controls a mechanical compression ratio; and an intake variable valve mechanism 1A that controls the phase during opening/closing of an intake valve. During a...  
WO/2018/213603A1
Various methods and arrangements for improving fuel economy and noise, vibration, and harshness (NVH) in a skip fire controlled engine are described. An engine controller dynamically selects a gas spring type for a skipped firing opportu...  
WO/2018/213237A1
For a given cylinder in the engine having two intake valves and two exhaust valves, one of the intake valves is driven by a bucket tappet, while the other intake valve is actuated via a roller finger follower. Similarly, one of the exhau...  
WO/2018/212182A1
On the basis of an upstream-side exhaust gas temperature acquired by an upstream-side temperature acquisition device, when a control device performs control for supplying unburned fuel to an oxidation catalyst device in the event that th...  
WO/2018/212093A1
Provided is an intake pipe fuel injection-type four-stroke engine unit that can improve the startability of an engine 10 with which there are high-load areas TH and low-load areas TL among four strokes. This engine unit comprises a four-...  
WO/2018/207307A1
In the present invention, a mixture of fuel gas and air is combusted in a combustion chamber in a gas mode of a dual-fuel engine (1) for ships. The engine system is provided with: a control unit (22) for advancing the closing timing of a...  
WO/2018/207436A1
Provided is an internal combustion engine control device capable of further reducing discharge of unburned HC. The internal combustion engine control device is provided with an internal combustion engine and a valve opening/closing timin...  
WO/2018/197954A3
A method for advancing valve actuation during low load or idle diesel engine conditions to promote aftertreatment heat up comprises switching a cam phaser from a nominal lift position to an advance lift position to open an affiliated val...  
WO/2018/197954A2
A method for advancing valve actuation during low load or idle diesel engine conditions to promote aftertreatment heat up comprises switching a cam phaser from a nominal lift position to an advance lift position to open an affiliated val...  
WO/2018/192821A1
The invention relates to a method for operating an internal combustion engine which has at least one cylinder (34) and at least two inlet valves paired with the cylinder (34), wherein the two inlet valves are actuated at least during a p...  
WO/2018/191354A2
A vehicle powertrain control technique includes obtaining, by a controller, a set of parameters each indicative of a gear shift operation for an automatic transmission. Cased on the set of parameters, the controller detects whether a gea...  
WO/2018/188984A1
In a method according to the invention, an internal combustion engine is firstly used in a full Miller cycle or full Atkinson cycle which is advantageous with respect to efficiency. Taking such a full cycle as a starting point, a switch-...  
WO/2018/191354A3
A vehicle powertrain control technique includes obtaining, by a controller, a set of parameters each indicative of a gear shift operation for an automatic transmission. Based on the set of parameters, the controller detects whether a gea...  
WO/2018/185389A1
The invention relates to a method for controlling an exhaust of an internal combustion engine assembly (1) of a motor vehicle comprising an exhaust system housing a turbine (2) of a turbocharger, the exhaust having a first, turbine flow ...  
WO/2018/179836A1
The purpose of the present invention is to provide an exhaust gas purification system which exhibits high exhaust gas purification performance. The present invention is an exhaust gas purification system which is provided with: an exhaus...  
WO/2018/182491A1
Herein a four-stroke internal combustion engine (2) is disclosed. A camshaft (25) and a crankshaft (20) if the engine (2) are synchronised to rotate at a same rotational speed. A first linkage arrangement (40) is configured to change the...  
WO/2018/183634A1
An engine brake test tool includes a fitting configured to be secured within a valve opening in an engine brake system, wherein the fitting includes a first opening configured to be placed into fluid communication with a pressurized flui...  
WO/2018/182492A1
Herein a four-stroke internal combustion engine (2) is disclosed. A camshaft (25) and a crankshaft (20) of the engine (2) are synchronised to rotate at a same rotational speed. A first linkage arrangement (40) is configured to change the...  
WO/2018/180002A1
In the present invention, air-intake ports (17, 18) include second ports (18) configured so that the flow rate of gas passing therethrough is adjusted by an SVC (80). First and second branching passages (44b, 44c) are connected in the cy...  
WO/2018/172421A1
The invention relates to a method for operating an internal combustion engine (1), involving the following steps: determining a target lambda value and measuring an actual lambda value for combustion in a combustion chamber (3) of an int...  
WO/2018/173990A1
A control device for an engine 1 equipped with: a hydraulic valve-stopping mechanism 14b which, when a condition is satisfied for executing a cylinder reduction operation wherein the operation of some of the cylinders among four cylinder...  
WO/2018/173989A1
This engine control device is provided with a valve-stopping mechanism 14b that holds closed intake and exhaust valves 41, 51 of first and fourth cylinders (idle cylinders) from among four cylinders, a throttle valve control unit 115, an...  
WO/2018/168348A1
In the present invention, a controller (60) boosts the actual oil pressure to a transient oil pressure (working oil pressure) and then supplies the oil, which has been adjusted to the transient oil pressure (working oil pressure), to val...  
WO/2018/169480A1
The invention relates to an internal combustion engine comprising a set of combustion chambers (2), each provided with a first intake port (5), a first exhaust port (7) and a second exhaust port (9), the internal combustion engine (1) fu...  
WO/2018/159298A1
During cold start-up of an internal combustion engine, an intake valve variable mechanism sets an intake valve opening timing (IVOc) to the retarded side of the exhaust top dead center by a predetermined angle (ITc) so as to be between t...  
WO/2018/158076A1
The invention relates to a method and to a device for valve travel switching control of an internal combustion engine, which is charged by a turbocharger having a waste gate valve. In the valve travel switching control according to the i...  
WO/2018/150810A1
A control device and a control method for a variable valve timing device, wherein: the rotational phase of a camshaft is detected on the basis of a cam angle signal and a crank angle signal every time a cam angle signal is input; the amo...  
WO/2018/149637A1
A method (30) of protecting an internal combustion engine (12) of a vehicle (10) from damage by induction of liquid, the method (30) comprising: detecting (31) liquid in a gas induction system (11) to the engine (12); and causing (32) va...  
WO/2018/144378A1
A system and method for thermal management of an aftertreatment component are described. The disclosed method can employ any one or combination of operating modes that obtain a target condition of the exhaust gas to support or initiate t...  
WO/2018/138013A1
Method for purifying exhaust gas of an internal combustion engine (2) having at least one combustion chamber (3), comprising at least the following method steps: a) burning of fuel with a first air quantity in the at least one combustion...  
WO/2018/135202A1
The control device and control method for an internal combustion engine of the invention of the present application involve setting the relative angle of an exhaust camshaft with respect to a crankshaft to a reference phase angle when an...  
WO/2018/114019A1
The invention relates to a method for operating a reciprocating piston internal combustion engine in an engine braking mode, in which method, in the engine braking mode, at least one outlet valve, which can be moved between a closed posi...  
WO/2018/115863A1
A split cycle internal combustion engine is disclosed herein. The engine comprises a combustion cylinder accommodating a combustion piston and a compression cylinder accommodating a compression piston. The engine also comprises a control...  
WO/2018/109267A1
According to an example aspect of the present invention, there is provided a combustion engine (1) comprising a first exhaust gas channel (13) and a separate second exhaust gas channel (12) each connected to at least one cylinder (14), w...  

Matches 1 - 50 out of 19,843