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Matches 1 - 50 out of 13,144

Document Document Title
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/2016/165915A1
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 ...  
WO/2016/056161A1
A thermal insulation film 34 is formed on a bottom surface of a cylinder head 18 facing a top surface of a piston 14. The thermal insulation film 34 in a region (a circumferential region) of a bottom surface of the cylinder head 18 confi...  
WO/2016/035276A1
An object is to enable stable diesel combustion in an internal combustion engine using a fuel having a relatively high self-ignition temperature. In the internal combustion engine, pre-injection and ignition of pre-spray fuel are perform...  
WO/2016/031104A1
The present invention comprises: a first catalyst 41 that includes a Pd-containing catalyst layer and a Rh-containing catalyst layer; and a second catalyst 42 that includes a Pt-carrying alumina and that does not include Rh and Pd. One o...  
WO/2016/027142A1
In the invention, in an upstream portion from a valve connecting surface (41) that is formed in an opening of an intake port (4) to a combustion chamber (8), an upper wall surface (42) of the intake port (4) continues from an upstream si...  
WO/2016/027873A1
[Problem] To improve the ignition characteristics of not only the central part, but also the outer edge part of a combustion chamber of a compression-ignition type internal combustion engine that uses a gaseous fuel for fuel. [Solution] ...  
WO/2016/024376A1
A piston for a diesel engine is prepared as a piston for a direct injection engine (step S1), a cavity face of the piston is grinded (step S2), and a squish face thereof is masked (step S3). Next, a high-purity aluminum coating is formed...  
WO/2016/015669A1
Disclosed are a heat conductive surface structure for a combustion chamber and an engine cylinder block. The heat conductive surface structure for a combustion chamber comprises a substrate having a heat-receiving surface, multiple horiz...  
WO/2016/016229A3
The invention relates to a reciprocating piston internal combustion engine, the compression ratio of a cylinder (1) being adjustable by means of a variable distance between the piston (4) and the cylinder head (3) in the top dead centre,...  
WO/2016/012068A1
The invention relates to a self-igniting internal combustion engine comprising at least one cylinder, a piston which reciprocates in the cylinder, defines a combustion chamber along with the cylinder, and includes a combustion bowl facin...  
WO/2015/192816A1
A two-stroke combustion engine is designed for rinsing via the combustion space (15) in the engine piston (3) through the centre of the cylinder (2) towards the top dead centre and subsequent forcing of the exhaust gas to the walls of th...  
WO/2015/186682A1
[Problem] To enable the use of gas fuels such as CNG in existing diesel engines. [Solution] An injector unit that can be inserted into a through hole for accommodating a diesel injector provided to a cylinder head of a compression igniti...  
WO/2015/181608A1
A cylinder head includes: a cylinder head body; multiple fuel ports extending to cylinders from a sidewall surface of the cylinder head body, the sidewall surface being located on one side of a longitudinal axis, on which intake ports ar...  
WO/2015/177897A1
In the present invention, the piston (4) of this direct injection type diesel engine (1) has a re-entrant cavity (6), and a fuel injection nozzle (7) with multiple nozzle holes is arranged on the center line thereof. The cavity (6) has a...  
WO/2015/177898A1
In the present invention, the piston (4) of this direct injection type diesel engine (1) has a re-entrant cavity (6), and a fuel injection nozzle (7) with multiple nozzle holes is arranged on the center line thereof. The cavity (6) has a...  
WO/2015/177980A1
On a piston top surface 10, a cavity 12 and two valve recesses 14 are formed. On the piston top surface 10, a first heat insulating film is formed. However, on edge portions 10a, 12a and 14a, a second heat insulating film different from ...  
WO/2015/172887A1
The object of the invention is to increase the thermal load capacity of an internal combustion engine comprising rotary and poppet valves, and to improve the combustion result. To achieve this object, an internal combustion engine compri...  
WO/2015/167444A1
An engine includes a combustion chamber including a cylinder wall defining a cylinder, a fuel injector disposed in a first opening in the cylinder wall and a piston head disposed in the cyiinder. A piston bowl at least partially defined ...  
WO/2015/162005A1
The present invention concerns an internal combustion engine with a compression rate of between 13.5 and 16.5 and with direct injection with compression ignition, comprising a combustion chamber (34) delimited on one side by the upper fa...  
WO/2015/162796A1
 A cylinder direct injection internal combustion engine is configured to include a spark plug arranged in the top of a combustion chamber ceiling, and a fuel injection valve for directly injecting fuel into the combustion chamber. Furt...  
WO/2015/154853A1
The invention relates to a piston (1) for an internal combustion engine, in particular a diesel engine, having a piston outer diameter (D1) and a piston head (2) which has a cavity (3) having a W-shaped inner cavity area (4) and a toroid...  
WO/2015/146933A1
The present invention provides technology that prevents the accumulation of air within a valve recess, minimizes incomplete combustion, and makes it possible to decrease the environmentally hazardous substances that are included in exhau...  
WO/2015/139902A1
A supercharged, applied-ignition internal combustion engine having at least one cylinder with at least one gas-exchange inlet valve and at least one gas-exchange outlet valve and with a fuel injection device for injection of fuel directl...  
WO/2015/140616A1
A spark-ignition internal combustion engine includes a pent roof type combustion chamber (12), intake valves (18), exhaust valves (20), ignition plug (22), and an airflow guide member (24). The airflow guide member (24) is provided on a ...  
WO/2015/135700A1
The present invention relates to a fuel injection method for an internal combustion engine with direct injection with compression ignition comprising at least one cylinder (10), a cylinder head (12) having fuel injection means (14), and ...  
WO/2015/129285A1
An engine (1) is provided with an engine body having a piston (15) provided inside a cylinder (11) and having a combustion chamber (17) divided by the cylinder (11) and the piston (15), an injector (33) for injecting fuel containing at l...  
WO/2015/117834A1
The present invention relates to a direct injection, compression-ignition internal combustion engine including: at least one cylinder (10); a cylinder head (12) having fuel-injection means (14); a piston (16) sliding within said cylinder...  
WO/2015/113803A1
The present invention relates to a compression-ignition, direct injection internal combustion engine comprising at least one cylinder (10), a cylinder head (12) carrying fuel injection means (14), a piston (16) which slides in the cylind...  
WO/2015/110739A1
A piston top (10) for an internal combustion heat engine, comprises an upper face (11) intended to be turned towards a cylinder head (12) provided in the top part of a combustion chamber (13) delimited in the lower part of same by said p...  
WO/2015/110894A3
A control device for a compression-ignited internal combustion engine includes a nozzle that includes plural injection holes arranged at intervals in the circumferential direction and that directly injects fuel to a combustion chamber, a...  
WO/2015/107972A1
Provided is an ammonia engine that can have increased combustion efficiency. The ammonia engine, in which liquid ammonia is supplied into a combustion chamber (11a) of a cylinder (11) as fuel, is provided with: a hydrogen gas generation ...  
WO/2015/098970A1
Provided is a uniflow scavenging 2-cycle engine comprising: a plurality of injection valves (160) provided parallel to each other in a fuel supply path (170) and controlling the jetting of fuel gas from injection ports (132e); a hydrauli...  
WO/2015/097515A1
A combustion chamber structure for a spark-ignition internal combustion engine includes a combustion chamber, an ignition plug, and a guide portion. The combustion chamber is configured to produce tumble flow that swirls in an axial dire...  
WO/2015/097514A1
A combustion chamber structure includes a squish area located in a first region surrounded by an opening of an intake port and a wall of a cylinder bore in an outer peripheral portion of the combustion chamber. The first region has a fir...  
WO/2015/091217A1
The invention relates to a method for producing a piston (1) with a combustion bowl (2), comprising the fastening of an annular fibrous preform (3) with a shape which is suitable for reinforcing the edge of the combustion bowl (2) in a c...  
WO/2015/087137A3
A compression ignition internal combustion engine includes a nozzle that is provided in a cylinder head and that injects fuel directly into a combustion chamber, and a piston in which a cavity is provided in a top surface thereof. The ca...  
WO/2015/087137A2
A compression ignition internal combustion engine includes a nozzle that is provided in a cylinder head and that injects fuel directly into a combustion chamber, and a piston in which a cavity is provided in a top surface thereof. The ca...  
WO/2015/088347A1
The present invention is in the field of a combustion engine comprising a two stroke cylinder (6), to an injector spark assembly (1) for use in such a combustion engine, to a method of operating said engine, and to a method of operating ...  
WO/2015/086128A1
The invention relates to a gasoline engine (10) for a motor vehicle, comprising at least one combustion chamber (14), and comprising at least one injection nozzle (20) open to the outside for the direct injection of a liquid fuel into th...  
WO/2015/078963A1
The invention relates to are deductible in the computation of the profits of the payer of this income. According to the invention an injection nozzle (101) is arranged in addition to a conventional injection nozzles to reduce NOx. At a f...  

Matches 1 - 50 out of 13,144