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Matches 1 - 50 out of 13,431

Document Document Title
WO/2017/196208A1
The group of inventions is intended to improve the energy efficiency of internal combustion engines by improving the conversion of fuel combustion energy into mechanical energy. The claimed method is characterized in that, in a working c...  
WO/2017/190593A1
An air intake duct comprises an air intake duct body (11). The air intake duct body (11) comprises an air intake part (111) and a connecting part (112) connected with the air intake part (111). A first channel is arranged inside the air ...  
WO/2017/185818A1
Provided is an internal combustion engine having a variable combustion chamber volume and using an auxiliary crankshaft to drive an auxiliary piston, the internal combustion engine comprising a cylinder (21) and a crankshaft (24) in tran...  
WO/2017/184909A1
A galleryless piston and method of construction provide a piston body forged from a single piece of material having an upper combustion surface extending around a longitudinal center axis along which the piston reciprocates for exposure ...  
WO/2017/179032A1
The invention relates to a method comprising the steps of: compressing the air, injecting same directly into the combustion chamber at specific positions in the operating cycle of the engine, monitoring temperature and pressure variables...  
WO/2017/174143A1
The present disclosure relates to a piston (20) for a cylinder (15) for an internal combustion engine (2), the piston (20) having a piston bowl surface (30) adapted for facing a combustion chamber of the cylinder (15), the piston bowl su...  
WO/2017/176935A1
A piston for an internal combustion engine and method of construction thereof are provided. The piston includes an upper crown formed at least in part by a first metal material and a thermally insulating insert. The upper crown has an up...  
WO/2017/169640A1
In the present invention a PCM (100), in accordance with the operating state of an engine (1), switches between a CI mode in which the engine (1) is operated by compression ignition combustion and a SI mode in which the engine (1) is ope...  
WO/2017/170693A1
Provided is a device for controlling flow in a combustion chamber, with which it is possible to reduce cooling loss due to tumble flow and to promote an increase in the temperature of the gas in the cylinders during the compression strok...  
WO/2017/165471A1
A piston for an internal combustion engine including a cooling gallery and a complex combustion surface Is provided. The piston includes an upper crown member joined to a lower member, for example by hybrid induction welding. A complex c...  
WO/2017/160896A1
A piston capable of reducing undesirable "knock," reducing hydrocarbon emissions, and providing more complete combustion, is provided. The piston includes a multilayer coating having a thickness of 500 microns or less disposed ors an upp...  
WO/2017/155809A1
A galleryless piston having a reduced weight and a reduced operating temperature is provided. The piston includes an undercrown surface exposed from an underside of the piston, a ring belt, pin bosses each presenting a pin bore, and skir...  
WO/2017/152203A1
The invention relates to an air-compressing internal combustion engine comprising at least one piston (1) with a combustion chamber recess (3) which is substantially rotationally symmetrical relative to a piston axis (2) and which has a ...  
WO/2017/137750A1
A piston crown for a piston of an internal combustion engine, the piston crown extending in an axial direction along a central axis and in a radial direction outwardly from the central axis. The piston crown comprises an annular surface ...  
WO/2017/135912A1
This invention relates to the fact that an explosion in an internal combustion engine only acts on the pistol and that the motors work efficiently.  
WO/2017/130526A1
A fuel injection valve and a control device thereof are provided which, in homogenous combustion at low engine speeds, enable forming a homogenous gas mixture. A fluid injection valve (121) is provided which, configured separately from a...  
WO/2017/129386A1
Variable compression ratio direct-injection internal combustion engine comprising at least one cylinder (10), a cylinder head (12) bearing a fuel injection means (14) spraying fuel in a single layer (34) of fuel jets (36), a piston (16) ...  
WO/2017/122451A1
Provided is a piston wherein a low thermal conduction portion can be formed using a different material. In this piston for an internal combustion engine, a low thermal conduction portion, which has a plurality of flat low thermal conduct...  
WO/2017/123478A1
Apparatuses, systems and method for utilizing multi-zoned combustion chambers (and/or multiple combustion chambers) for achieving compression ignition (and/or spark-assisted or fuel-assisted compression ignition) in an internal combustio...  
WO/2017/120179A1
A galleryless steell piston for an internal combustion engine is provided. The piston has a monolithic piston body including an upper wall forming an upper combustion surface with first and second portions. The first portion extends annu...  
WO/2017/108837A1
The invention relates to a piston crown (3) for a piston (5) in an internal combustion engine arrangement comprising a cylinder (2), the piston crown (3) having a piston bowl surface (6) adapted for facing a combustion chamber (7) in sai...  
WO/2017/110209A1
According to the present invention, in an ignition plug (1), due to a ground electrode (14) being set to have a thin rod or net shape, a sufficiently strong radical is generated locally via a barrier discharge and the quenching effect by...  
WO/2017/108103A1
The invention relates to a piston crown (3) for a piston (5) in an internal combustion arrangement comprising a cylinder (2), the piston crown (3) having a piston bowl surface (6) adapted for facing a combustion chamber (7) in said cylin...  
WO/2017/110957A1
Provided is a four-cycle engine that is resistant to the generation of knocking as a result of combustion of part of an air-fuel mixture facing an exhaust valve. Three exhaust valves and three intake valves are situated in a combustion c...  
WO/2017/082300A1
Stabilized combustion is made possible even in a super-thin combustion engine or an engine that performs a large amount of EGR. Provided is a spark discharge ignition facilitation device in which non-thermal plasma is generated in a cyli...  
WO/2017/081755A1
The invention relates to a method for controlling an internal combustion engine, which is provided with a fuel injection valve which has a plurality of injection holes and injects fuel directly into a cylinder, and a spark plug which cre...  
WO/2017/073235A1
A cavity 21 is recessed in a head part of a piston 20, an annular ring part 22 protruding diametrically inward is provided to the edge of the opening of the cavity 21, a bulging part 25 that protrudes upward is provided to the bottom par...  
WO/2017/069198A1
An engine (10) is provided with a cylinder liner (21), a cylinder block (20), a cylinder head (30A), a seal part (41A), and a gap member (50). The seal part (41A) is provided so as to surround the outer peripheral side of the cylinder li...  
WO/2017/057250A1
The purpose of the present invention is to form a thermal insulation layer on a squish area surface on the top surface of a piston main body while preventing large cracks from occurring in the thermal insulation layer and suppressing dam...  
WO/2017/051887A1
An engine having: a piston (10) in which a cavity (11) is formed; a cylinder head (40) configured so as to form a pent roof type combustion chamber (30); a fuel injection valve (3) that injects fuel in the interval from the second half o...  
WO/2017/051889A1
An engine having: a piston (10) in which a cavity (11) is formed; a cylinder head (40) configured so as to form a pent roof type combustion chamber (30); a fuel injection valve (3) that injects fuel in the interval from the second half o...  
WO/2017/023550A1
A combustion chamber for an opposed-piston engine has a rotationaliy skewed shape in a longitudinal section that is orthogonal to a chamber centerline, between diametrically- opposed openings of the combustion chamber through which fuel ...  
WO/2017/017921A1
A combustion chamber structure for an engine wherein, in a prescribed operating region, fuel is injected in the interval from the second half of the compression stroke to the first half of the expansion stroke and ignition is performed a...  
WO/2017/016934A1
The present invention relates to a piston (1) for an internal combustion engine, comprising: a piston head (2) and a combustion bowl (3) introduced therein; an annular groove (4) located next to the piston head; and a cooling channel (5)...  
WO/2017/009799A4
Method to control the combustion of a compression ignition engine (1) with reactivity control through the injection temperature; the control method provides for the steps of: establishing a quantity (Q) of fuel to be injected into a cyli...  
WO2017009799A1
Method to control the combustion of a compression ignition engine (1) with reactivity control through the injection temperature; the control method provides for the steps of: establishing a quantity (Q) of fuel to be injected into a cyli...  
WO/2017/007509A3
This invention relates to a kinetic energy recovery system under braking designed for use in any type of motor vehicle or towed vehicle to partially eliminate the need for a conventional hydraulic, pneumatic or electric conventional brak...  
WO/2017/007509A8
This invention relates to a kinetic energy recovery system under braking designed for use in any type of motor vehicle or towed vehicle to partially eliminate the need for a conventional hydraulic, pneumatic or electric conventional brak...  
WO/2016/181017A1
The present invention relates to a four-stroke internal combustion engine having at least one cylinder head (112), at least one cylinder (114) and a piston (116) in each cylinder (114); the at least one cylinder head (112) having at leas...  
WO/2016/181483A1
The present invention provides a two-valve engine in which fuel economy can be improved while also suppressing combustion noise. This two-valve engine includes: a crankshaft; a rolling bearing; a piston part; a cylinder part including a ...  
WO/2016/181482A1
The present invention provides a two-valve engine in which fuel economy can be improved while also suppressing combustion noise. This two-valve engine includes: a crankshaft; a rolling bearing; a piston part; a cylinder part including a ...  
WO/2016/177268A1
An internal combustion engine having an independent combustion chamber comprises a combustion chamber (1), an air inlet system (2), a material feeding system (3), and a working system (4). The air inlet system (2) and the combustion cham...  
WO/2016/164943A3
The invention relates to an assembly consisting of a cylinder head (5) and a fuel injector (1) for an internal combustion engine comprising at least one combustion chamber, said injector having an injector tip (9). The end of the fuel in...  
WO/2016/165915A1
The invention relates to a gas valve arrangement comprising a gas valve (12) for injecting a fuel gas directly or indirectly into a combustion chamber of an internal combustion engine, wherein the gas valve (12) has a nozzle body (13) wh...  
WO/2016/160342A1
A combustion chamber for an opposed-piston engine has an elongated asymmetrical shape in longitudinal section that runs along a chamber centerline, between diametrically-opposed openings of the combustion chamber through which fuel is in...  
WO/2016/150231A1
An internal combustion engine having a variable volume combustion chamber and an auxiliary piston. The internal combustion engine comprises a cylinder (21), a piston (22), and a crankshaft connected in a transmission manner by a connecti...  
WO/2016/150539A1
The invention relates to an internal combustion engine (1) comprising at least one cylinder (3) which delimits a combustion chamber (5) and inside which a piston is movably accommodated, the piston (7) having a piston surface (9) that de...  
WO/2016/103735A1
A fuel injection valve 6 is placed on a ceiling portion 170 of a cylinder head 13. The distal end part of a discharging electrode (spark plug 7) is placed adjacent to the injection distal end. A recessed part 131 for accommodating the di...  
WO/2016/079941A1
In the present invention, a fuel injection valve (6) is installed at a position offset toward one side in the direction of an engine output shaft with respect to the bore center of a cylinder (11). The top face of a piston (16) is elevat...  
WO/2016/070291A1
Diesel engines modified to be fuelled with gaseous fuels experience problems with knocking and pre-ignition, limiting the compression ratio and efficiency of the engine. A new combustion chamber for a gaseous fuelled internal combustion ...  

Matches 1 - 50 out of 13,431