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Matches 401 - 450 out of 14,054

Document Document Title
WO/2010/017442A1
An integrally cast four-stroke engine mono-block includes integrally cast cylinder block, cylinder head, and portion of a crankcase including crankcase outboard and inboard walls. At least parts of outer and inner bearing bosses are inte...  
WO/2010/003398A1
The present invention relates to an inlay part (10, 110) for a piston of an internal combustion engine, wherein the piston has a piston head (21, 121) which is provided with a piston crown (22) which has a combustion depression (23), wit...  
WO/2010/001498A1
A two-crank type internal-combustion engine increases the geometric compression rate within a cylinder twice or more in an angle at which a moment arm of a crank becomes maximum to improve the rotation torque and output of an engine comp...  
WO/2009/134834A3
A method for controlling a homogeneous-charge compression-ignition capable engine, operating with spray-guided spark ignition stratified combustion at low load, includes monitoring a speed of the engine, monitoring a load of the engine, ...  
WO/2009/136614A1
The objective is to improve efficiency during low load or high‑speed rotation of an engine. The engine has a secondary cylinder (2) and a valve body (6) that can slide inside the secondary cylinder (2). The slidable valve body (6) cont...  
WO/2009/102744A8
A spark-ignition direct-injection internal combustion engine is controlled at low loads through split fuel injections and spark discharges including one injection and spark during a negative valve overlap period and another injection and...  
WO/2009/134854A2
A method for controlling an internal combustion engine includes monitoring an engine operating state and selectively operating the engine in a multiple-injection, multiple-ignition combustion mode comprising three injection events based ...  
WO/2009/134834A2
A method for controlling a homogeneous-charge compression-ignition capable engine, operating with spray-guided spark ignition stratified combustion at low load, includes monitoring a speed of the engine, monitoring a load of the engine, ...  
WO/2009/129075A1
A method for diagnosing combustion within a direct-injection, internal combustion engine including a plurality of combustion chambers and operative lean of stoichiometry includes monitoring combustion in the combustion chambers and estim...  
WO/2009/127003A1
A combustion engine wherein said engine includes a cylinder chamber, a cylindrical piston adapted to move up and down within a defined passageway provided for by said cylinder chamber. The piston is characterised in having at one end of ...  
WO/2009/121230A1
A combustion chamber structure of engine, the combustion chamber wall in the cylinder head (1) is composed of the ellipsoidal recess and the spheric recess, which the ellipsoidal recess and the spheric recess intersect upward and downwar...  
WO/2009/120128A1
The invention concerns a heat exchanger, such as a water cooled charge air cooler (WCCAC), for cooling of charge air with the aid of coolant. The heat exchanger comprises charge air tubes and coolant turbulators (10) made of corrugated s...  
WO/2009/099816A3
The disclosure sets forth operating a spark-ignition, direct- fuel injection internal combustion engine, including transitioning the engine from operating in a stratified charge combustion mode to operating in a homogeneous charge combus...  
WO/2009/113692A1
A multiple discharge plasma apparatus is provided with a plurality of discharge apparatuses arranged on at least one of the members each of which has an electrode exposed in a combustion chamber and configures the combustion chamber; an ...  
WO/2009/113688A1
A gasket of an internal combustion engine comprises: a discharge line which is installed in an intermediate layer, which has an outer end exposed from the outer peripheral edge of the gasket to form a first connection part and an inner e...  
WO/2009/067495A3
A combustion method, which is mainly for internal combustion engines, either compression ignition or spark ignition, or mixed-mode engines using both compression ignition and spark ignition. The said combustion method utilizes a variable...  
WO/2009/114576A1
Transitioning between combustion modes includes an intermediate combustion mode. Transitions are controlled in accordance with a preferred fuel mass and permissible fuel mass ranges corresponding to changing intake airflow.  
WO/2009/113518A1
In a direct fuel-injection engine including a pent roof type piston having, at any position in the circumferential direction, a cavity with a uniform cross sectional shape including the central axis (Lp) of the piston, the cavity (25) be...  
WO/2009/113689A1
Provided is an after-treatment device for exhaust gases immediately downstream of a combustion chamber, which device comprises a discharge unit disposed in a cylinder head and having electrodes exposed to an exhaust port, an antenna disp...  
WO/2009/113693A1
Provided is a plasma device using a cylinder head, which comprises a discharge device mounted in a cylinder head and having an electrode exposed to a combustion chamber, an antenna disposed to protrude from the cylinder head into the com...  
WO/2009/112170A1
The present invention relates to a method for operating a piston engine (1), in particular in a motor vehicle, in which fuel for combustion is injected directly into a cylindrical combustion chamber (5) of a cylinder (3) of the piston en...  
WO/2009/102744A1
A spark-ignition direct-injection internal combustion engine is controlled at low loads through split fuel injections and spark discharges including one injection and spark during a negative valve overlap period and another injection and...  
WO/2009/101318A1
The invention relates to a direct‑injection internal combustion engine (10) comprising at least one cylinder (12), one combustion chamber (14) and one injection device (34) able to inject the fuel towards a combustion bowl (24), charac...  
WO/2009/101341A1
The invention relates to a direct‑injection internal combustion engine (10), characterized in that it comprises an injection device (30) of the engine (10) comprising at least one ultrasonic injector (32) able to inject fuel into a com...  
WO/2009/079347A3
A method to manage and control engine operation includes injecting an initial mass of fuel into a combustion chamber to form a combustion charge, monitoring combustion and injecting a main mass of fuel into the combustion chamber substan...  
WO/2009/099816A2
The disclosure sets forth operating a spark-ignition, direct- fuel injection internal combustion engine, including transitioning the engine from operating in a stratified charge combustion mode to operating in a homogeneous charge combus...  
WO/2009/095573A1
The invention relates to a thermal engine (10) for an automobile, including a block (12) with a cylinder head (14), in which is formed a cylinder (16) in which at least one piston (18) is movably mounted, wherein the cylinder head (14), ...  
WO/2009/086187A2
The method for operating a piston engine system that includes modifying valve timing such that the gas displaced from the piston chamber is at a pressure and temperature nearly equivalent to the temperature and pressure at the end of the...  
WO/2009/081765A1
A direct fuel-injection engine equipped with a pent-roof type piston, wherein the cross-section shape, the central axis (Lp) of the piston included, of a cavity recessed in the center of the piston having the height of the top surface ch...  
WO/2009/079725A1
An internal combustion engine of the four- stroke combustion engine type is disclosed, comprising an engine block provided with at least one cylinder (2) having a piston movable reciprocally therein for the purpose of bounding a combusti...  
WO/2009/077487A1
The invention relates to a piston (3) for an internal combustion engine, in particular a diesel engine, that comprises a body defined laterally by a skirt capable of interaction with the walls of a cylinder having a revolution axis C in ...  
WO/2009/078119A1
A diesel engine (1) injects fuel into a combustion chamber (6) from a fuel injection valve (5) to generate sprays (7) in the combustion chamber (6). The axis L1 of the fuel injection valve (5) is offset outward in the radial direction of...  
WO/2009/077506A1
The invention relates to a piston (3) for an internal combustion engine, particularly for a diesel engine, comprising a body delimited laterally by a skirt (31) and able to collaborate with the walls of a cylinder (1) of axis of revoluti...  
WO/2009/077491A1
The invention relates to a piston (3) for an internal combustion engine, particularly for a diesel engine, comprising a body delimited laterally by a skirt and able to collaborate with the walls of a cylinder of axis of revolution C in w...  
WO/2009/079347A2
A method to manage and control engine operation includes injecting an initial mass of fuel into a combustion chamber to form a combustion charge, monitoring combustion and injecting a main mass of fuel into the combustion chamber substan...  
WO/2009/077507A1
The invention relates to a piston (3) for an internal combustion engine, in particular a diesel engine, that comprises a body defined laterally by a skirt capable of interaction with the walls of a cylinder having a revolution axis C in ...  
WO/2009/077493A1
The invention relates to a piston (3) for an internal combustion engine, particularly for a diesel engine, comprising a body delimited laterally by a skirt and able to collaborate with the walls of a cylinder of axis of revolution C in w...  
WO/2009/075055A1
A diesel engine (1) in which fuels (5a, 5b) are injected from fuel injection valves (6a, 6b) into a combustion chamber (4). The fuel injection valves (6a, 6b) are arranged such that they are, in a plan view, horizontally opposed to each ...  
WO/2009/075054A1
Provided is a reciprocal engine which can reduce particulates by employing the homogeneous charge compression ignition method and activating initial combustion by means of high pressure ignition. The reciprocal engine comprises a piston ...  
WO/2009/068582A1
The disclosure relates to a piston crown comprising a face and a piston bowl recessed within the face. The piston bowl comprises an entry side a bottom side opposite the entry side, a restriction between the entry side and the bottom sid...  
WO/2009/067495A2
A combustion method, which is mainly for internal combustion engines, either compression ignition or spark ignition, or mixed-mode engines using both compression ignition and spark ignition. The said combustion method utilizes a variable...  
WO/2009/064028A1
Disclosed is an internal combustion engine (100) comprising an intake valve (31) for opening/closing an intake port (30), a valve-timing adjusting device (200) for adjusting the valve timing of the intake valve (31), and a discharge unit...  
WO/2009/058055A1
A combustion chamber (7) in an engine (1) comprising with a piston (3), an injector (13) with plurality of orifices arranged to inject spray/ flame plumes, which impinge on a piston outer bowl section during most of the injection. Betwee...  
WO/2009/054154A1
The bottom surface of a cylinder head (3) defining a combustion chamber (1) is formed in a generally spherical shell shape. Three or more ignition points (21) are positioned on the concentric circle having a diameter of 55-70% of the dia...  
WO/2009/054249A1
Protrusions (31a) are equiangularly radially formed, in a plan view, on a tapered surface of a land section (31) formed at the bottom surface of a cavity (C) in the top of a piston (30). Each protrusion (31a) is provided such that the di...  
WO/2009/049817A1
The invention relates to a method for operating a spark-ignition, direct-injection internal combustion engine, in which method fuel is injected into a combustion chamber (1) of the internal combustion engine by means of an injector (4) a...  
WO/2009/044225A1
The invention represents a method of mixing in a combustion chamber of a spark-ignition direct-injection stratified charge internal combustion engine a fuel-air mixture being ignited by a spark plug (5), the method comprising: the inject...  
WO/2009/045641A1
A diesel combustion system with a re-entrant piston bowl utilizes momentum interaction with the bowl at multiple locations to cause recirculation of the partially burned fuel and combustion products in a toroidal flow so as to consume so...  
WO/2009/022218A3
A piston (1) includes a cavity (5) defined by a curved recessed portion (5a) formed on a crown surface in a manner such that a surface of the curved recessed portion extends along a tumble flow produced during an intake stroke, and a wea...  
WO/2009/041085A1
A direct injection internal combustion engine in which current velocity of gas in the vicinity of firing part of an ignition plug is controlled, and mixture gas suitable for ignition can stay for a long time. In the direct injection inte...  

Matches 401 - 450 out of 14,054