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WO/2024/076948A1 |
An internal combustion engine includes a cylinder head configured to generate swirl in the charge flow introduced into the combustion chamber. The cylinder head includes a first port for receiving a first portion of the charge flow. The ...
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WO/2024/069940A1 |
Disclosed is an air intake structure for an internal combustion engine having a plurality of cylinders 7, the air intake structure comprising an air intake passage 30 through which air is introduced from an air cleaner 106 into a combust...
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WO/2024/070901A1 |
The present disclosure is intended to provide a configuration with which it is possible to promote the generation of vortex flow in a combustion chamber over a wider operating range while minimizing any increase in the number of componen...
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WO/2024/023600A1 |
A spark-ignition internal combustion engine comprises, for each cylinder, two intake valves (VA, VB), at least one fuel injector and a spark plug. The two inlet valves (VA, VB) are operated by an electronically controlled hydraulic drive...
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WO/2024/023599A1 |
A spark-ignition internal combustion engine includes, for each cylinder, two intake valves (VA, VB), at least one fuel injector and a spark plug. The two inlet valves (VA, VB) are actuated by an electronically controlled hydraulic actuat...
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WO/2024/023601A1 |
A spark-ignition internal combustion engine includes, for each cylinder, two intake valves (VA, VB), at least one fuel injector and a spark plug. The two inlet valves (VA, VB) are actuated by an electronically controlled hydraulic actuat...
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WO/2024/008236A1 |
The invention relates to a four-stroke internal combustion engine (1) with two intake valves (3, 4) and at least one exhaust valve (5, 6) per cylinder, wherein a two-part intake port (7) is provided, which supplies the two intake valves ...
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WO/2024/003628A1 |
There is described a hydrogen-fueled spark-ignition internal combustion engine (1). The engine derives its architecture from a compression-ignition engine, and includes a flame deck of the combustion chamber which is shaped in such a way...
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WO/2023/218294A1 |
An internal-combustion engine supplied with gaseous fuel, in particular hydrogen, comprises, for each cylinder (1), a first intake duct (3A) and a second intake duct (3B), controlled, respectively, by a first intake valve (VA) and a seco...
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WO/2023/218308A1 |
Described herein is a hydrogen spark ignition internal combustion engine (1) based on the architecture of a compression- ignition internal combustion diesel engine (E) of the prior art. The internal combustion engine (1) according to the...
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WO/2023/188310A1 |
The present disclosure is directed to providing a configuration that makes it possible to generate a stronger tumble flow in a combustion chamber in an internal combustion engine in which a passageway for a tumble flow and another passag...
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WO/2023/188249A1 |
The present disclosure is directed to providing an internal combustion engine comprising a configuration in which are formed air intake flow path parts for causing an air intake path, which is continuous with a combustion chamber and is ...
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WO/2023/188279A1 |
Provided is an intake structure for an internal combustion engine. The intake structure comprises an air cleaner 40, an intake passage 90 that introduces intake air from the air cleaner 40 into a combustion chamber 20a of an internal com...
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WO/2023/173865A1 |
Disclosed in the present invention is an internal combustion engine cylinder gas recirculation system device based on differential pressure driving. The whole device is composed of a recirculation air intake system, a recirculation exhau...
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WO/2023/131821A1 |
A fuel energizing apparatus (10) is provided. The apparatus includes one or more conditioning units (40) operatively coupled to a filter unit of a vehicle. The one or more conditioning units (40) are interconnected by a U-shaped conduit ...
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WO/2023/114879A1 |
A Venturi device with a primary flow path and a secondary flow path introduced into the primary flow path, wherein a flow of one or more flowable mediums in the primary flow path and the secondary flow path creates a vortex generating a ...
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WO/2023/096938A1 |
A Venturi device with a primary flow path and a secondary flow path introduced into the primary flow path, wherein a flow of one or more flowable mediums in the primary flow path and the secondary flow path creates a vortex generating a ...
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WO/2023/084747A1 |
An internal combustion engine (10) comprises a combustion chamber (28), a spark plug (43), an intake port (30), and an exhaust port (31). A tip (43a) of the spark plug (43) is positioned between the intake port (30) and the exhaust port ...
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WO/2023/053346A1 |
The present disclosure is directed to a configuration that can improve suction of air intake when the degree of opening of a throttle valve is relatively small in an internal combustion engine having a partition part provided in an air i...
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WO/2023/053378A1 |
The present disclosure is directed to a configuration, in internal combustion engines configured with the intake manifold being divided by partitions, that makes it possible, without requiring a complex-structure intake control valve in ...
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WO/2023/053377A1 |
The present disclosure is directed to a configuration that, in an internal combustion engine configured such that an intake channel is divided by a partitioning portion, securing of tumble performance is enabled while enabling relaxing o...
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WO/2023/053308A1 |
Provided is an air intake device for an internal combustion engine including an air intake passage 80, an air intake passage pipe 6; and a throttle valve 75. The air intake passage pipe 6 is located downstream of a throttle body 7, is eq...
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WO/2023/036967A1 |
A method for operating an internal combustion engine (1) which comprises at least one cylinder (3) with a combustion chamber (2) in which hydrogen as fuel is combusted with air, wherein, at least in sections in the combustion chamber (3)...
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WO/2022/262568A1 |
A supercharging method for an internal combustion engine, the internal combustion engine (1) taking in gas and discharging gas during operation, intake gas and exhaust gas being connected via a draft tube (10), and the intake gas being d...
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WO/2022/232182A1 |
A Venturi device with a primary flow path and a secondary flow path introduced into the primary flow path, wherein a flow of one or more flowable mediums in the primary flow path and the secondary flow path creates a vortex generating a ...
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WO/2022/208699A1 |
Provided is an air intake structure for an internal combustion engine, said structure having a single air intake variable flow rate valve 75, 175 that changes the air intake flow rate in an air intake flow passage 80, 180, 280, and a par...
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WO/2022/208829A1 |
Provided is an intake structure for an internal combustion engine that makes it easy to obtain an air-fuel mixture that is advantageous for improving combustion efficiency. In the present invention, an intake passage 50 of an internal ...
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WO/2022/209880A1 |
In an internal combustion engine that has an air intake passage 80, an air intake passage pipe 6, a throttle body 7, a throttle valve 75, and a resonator 100: the air intake passage pipe 6 is disposed on the downstream side of the thrott...
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WO/2022/210120A1 |
The present disclosure is directed to providing, in an internal combustion engine configured such that an air intake passage is divided by a partition part, a configuration capable of producing a stronger tumble flow in a combustion cham...
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WO/2022/210121A1 |
The present disclosure is designed to provide a configuration for an internal combustion engine in which a partition part is provided in an intake passage, wherein it is made possible to further enhance the efficiency of flame propagatio...
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WO/2022/183868A1 |
An engine, comprising a cylinder block (10), a cylinder head (20) and a piston (30), wherein the cylinder head (20) is fixedly connected to the cylinder block (10); the piston (30) is movably connected to the cylinder block (10); a combu...
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WO/2022/176860A1 |
The purpose of the present disclosure is to provide a configuration that makes it possible for a plurality of intakes that are split by a dividing section and flow into a combustion chamber of an internal combustion engine to be drawn in...
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WO/2022/176862A1 |
The purpose of the present disclosure is to provide an internal combustion engine configured such that an air intake passage is divided by a partitioning part, and it is possible to ensure both an intake air volume and tumbling performan...
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WO/2022/130045A1 |
In an internal combustion engine provided with an electro-hydraulic system for variable actuation of the intake valves of the engine, each cylinder has two intake valves (VT, VS), associated with two intake conduits. A first intake condu...
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WO/2022/113511A1 |
Provided is a valve control device that controls driving to open/close a first intake valve and a second intake valve and that is provided to an intake port which is in communication with the inside of a cylinder of an internal combustio...
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WO/2022/021730A1 |
An engine air intake structure and an engine cylinder head. The air intake structure comprises a cylinder head air intake channel (2), wherein a cylinder head throat drainage channel (5) is arranged at the tail end of the cylinder head a...
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WO/2021/224701A1 |
A component is installed in an intake pipe to an engine and in the outlet pipe from an engine. The component is designed in the form of a rectangular bent plate, the transverse sides of which are arranged at an angle to one another and a...
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WO/2021/199224A1 |
Provided is a control device for four-stroke internal combustion engines, comprising: an operation range determination means 200 that determines an operation range for an internal combustion engine 3; an intake air volume control means 2...
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WO/2021/192927A1 |
The present invention ensures air intake to a tumble passage and improves intake speed in an internal combustion engine for a saddle-type vehicle, the engine comprising a throttle valve and a tumble control valve, and a tumble passage be...
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WO/2021/187918A1 |
The present invention relates to a vortex intake and exhaust apparatus for an internal-combustion engine, which generates vortex in air flow inside an intake pipe and an exhaust pipe of an internal-combustion engine to increase output, i...
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WO/2021/186513A1 |
Provided is an intake structure for an internal combustion engine in which an intake flow during a low-load operation easily flows in between an intake valve and an intake valve sheet along a tumble passage, and flows into a combustion c...
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WO/2021/176720A1 |
Provided is a compact, protected intake control device for an on-vehicle internal combustion engine, the device comprising an intake control valve such as a tumble control valve in addition to a throttle valve. The intake control devic...
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WO/2021/150025A1 |
The present invention relates to an intake and exhaust swirling device for an internal combustion engine, the intake and exhaust swirling device for an internal combustion engine being provided with a main body of the intake and exhaust ...
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WO/2021/043431A1 |
1. An internal combustion engine with eccentric tumble chamfer for a petrol engine with a four-valve/crossflow cylinder head 2. An internal combustion engine, in particular a petrol engine, is described, comprising at least one crankcase...
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WO/2020/249277A1 |
The invention relates, inter alia, to a method for operating an internal combustion engine (10) with hydrogen. The method comprises producing of hydrogen autoignition conditions in a combustion chamber (16) of the internal combustion eng...
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WO/2020/242136A1 |
The present invention relates to an engine power amplifier which is provided in an intake manifold of a diesel engine so as to enhance the turbulence intensity of air flow while suppressing the occurrence of backflow, and is easy in term...
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WO/2020/212117A1 |
The invention relates to a gas intake device (1) for a cylinder of an internal combustion engine. The present gas intake device (1) comprises an intake duct (5), an intake valve (4), a calibration part (6) for the intake valve (4), means...
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WO/2020/212112A1 |
The invention relates to a gas intake device (1) for a cylinder of an internal combustion engine. The present gas intake device comprises two intake ducts (5a, 5b), two intake valves (4), two calibration parts (6a, 6b) for the intake val...
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WO/2020/212115A1 |
The invention relates to a Siamese-style intake duct (1) made up of two ducts (5a, 5b) which are identical at their outlets (3a, 3b), and which are connected at their inlet (2) by a junction line (LJ) which is distinct with respect to th...
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WO/2020/179694A1 |
This air intake structure for an internal combustion engine is provided with: a passage member that is connected to a cylinder head and forms an air intake passage; and attachment bosses that are provided to the passage member and to whi...
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