Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 51 - 100 out of 10,866

Document Document Title
WO/2022/021802A1
A double-dimensional engine, comprising a driving device (5), a double-dimensional gas compressor (6), a gas output pipe (9), a refueling device (10), a safety device (12), an electric ignition device (35), an axial flow type gas compres...  
WO/2022/024858A1
An inner circumferential wall surface of a cavity 3 of a piston 1 has a lower region 3a that goes halfway to an opening from an inner floor surface of the cavity 3 and is flush in the circumferential direction. The inner circumferential ...  
WO/2022/008242A1
The present invention relates to a prechamber ignition plug, comprising a housing (6), a cap (3) which at least partially defines a prechamber (2) and which has multiple passage holes (30) configured to produce a connection between the p...  
WO/2021/261218A1
This combustion system (70) is applied to an engine (80). The combustion system (70) has an injection device (40) that injects fuel (F) into a combustion chamber (38), a spark plug (50) that ignites the fuel (F) in the combustion chamber...  
WO/2021/261180A1
An internal combustion engine ignition device (10) is provided with a spark plug (1) including an auxiliary combustion chamber (50) in which a discharge gap (G) is arranged. A plug cover (5) covering the auxiliary combustion chamber (50)...  
WO/2021/251211A1
This spark plug (1) comprises: a cylindrical isolation insulator (3); a center electrode (4) that is retained on an inner circumferential side of the isolation insulator (3) and has formed thereon an apical-end projection (41) which proj...  
WO/2021/242164A1
A piston (1) for an internal combustion engine (4) is disclosed. The piston (1) is configured to reciprocate along a centre axis (ca) of the piston (1) during operation in an engine (4). The piston (1) comprises a number of fuel directin...  
WO/2021/242165A1
A piston (1) for an internal combustion engine (4) is disclosed. The piston (1) comprises a number of fuel directing surfaces (3) for directing a fuel spray (12) sprayed onto the fuel directing surface (3). At least one of the fuel direc...  
WO/2021/235241A1
This diesel engine piston comprises a floor part that has the deepest combustion chamber floor within a combustion chamber, a circumferential protrusion that is provided around the entire circumference of a circumferential wall between t...  
WO/2021/180453A1
The invention relates to a reciprocating-piston internal combustion engine comprising at least one cylinder (2) in which a reciprocating piston (3) is arranged so as to be movable in reciprocating fashion. The invention further relates t...  
WO/2021/156886A1
The present subject matter relates to a power unit for a motor vehicle. The power unit has a cylinder head. The cylinder head comprising two or more valves.A spark plug (237) is supported on the cylinder head (202). A reciprocating membe...  
WO/2021/153571A1
An engine according to an embodiment of the present invention is provided with: at least one cylinder; at least one piston disposed in the at least one cylinder; a plurality of fuel injection valves disposed in the at least one cylinder,...  
WO/2021/151567A1
The invention relates to an internal combustion engine (10) for a motor vehicle, having at least one combustion chamber (20), in which a first tumble flow (22) of a fuel-air mixture is produced at least during fuelled operation of the in...  
WO/2021/153595A1
An opposed-piston engine according to one embodiment of the present invention comprises: a first fuel injection device configured to inject fuel into at least one cylinder from the circumferential wall surface of said cylinder; and a sec...  
WO/2021/133197A1
The invention relates to opposed-piston two-stroke internal combustion engines capable of operating both on spark ignition (for example, on petrol or gas fuel) and on compression ignition (for example, on diesel fuel). The present engine...  
WO/2020/232287A9
Embodiments disclosed herein relate generally to systems and methods of operating internal combustion (IC) engines, and more specifically to systems and methods of starting compression ignition (CI) engines when the surrounding environme...  
WO/2021/067201A1
A compressor like unit which can be attached to an internal combustion engine controls the amount of the air mass that passes through its cylinder to the internal combustion engine based on the engine load condition requirement at a give...  
WO/2021/066708A1
The present disclosure relates to a compression ignition engine (50) comprising a cylinder (1) with a piston (2) movably arranged in the cylinder to provide a power stroke of the engine, and a fuel injector (6) having an injector nozzle ...  
WO/2021/058192A1
The invention relates to a piston (10) for a reciprocating piston machine, comprising: a piston crown (12); a piston bowl (14); and a ring groove (26), which is formed in the piston crown (12) and follows the piston bowl (14) toward the ...  
WO/2021/055416A1
The subject matter of this specification can be embodied in, among other things, a method of igniting an air/fuel mixture in an internal combustion engine includes receiving an air/fuel mixture into a pre-combustion chamber, the pre-comb...  
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...  
WO/2021/011528A1
The disclosure relates to a method for controlling compression ignition combustion phasing in an internal combustion engine, the method comprising providing a high heat of vaporization fuel charge, the high heat of vaporization fuel char...  
WO/2021/006119A1
According to the present invention, a piston for an internal combustion engine is configured so as to allow reciprocal motion along an axial direction inside a cylinder, the piston comprising a cavity formed, so as to be recessed, at a c...  
WO/2020/259962A1
The invention relates to an HPDF operating method for an internal combustion engine (100) with internal mixture formation and self-ignition, in which method: (i) for a combustion cycle of an operating cycle, at high pressure, the introdu...  
WO/2020/255789A1
Provided is an internal combustion engine control device with which it is possible to reduce a measuring load and to calculate a flow rate around an ignition plug. This internal combustion engine is provided with a gap voltage calculatin...  
WO/2020/252518A1
A method of injection of liquid or gaseous ammonia fuel into a reciprocating engine that includes at least two cylinders, each cylinder including a piston that moves reciprocally within that cylinder, each cylinder having a head location...  
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...  
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...  
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...  
WO/2020/206537A1
A hub assembly for use in a compressed air driven inverter generator is provided. The hub assembly comprises: a hub comprising a plate with a cylindrical protrusion centered on a bottom face and a bore hole through the center of the plat...  
WO/2020/196683A1
This auxiliary chamber-type internal combustion engine comprises: a main chamber; an auxiliary chamber; a first communication path; and a second communication path. The main chamber is defined by a cylinder head, a cylinder, and a piston...  
WO/2020/196204A1
An auxiliary-chamber-type internal combustion engine comprises a main chamber, an auxiliary chamber, a communication path, and an injection unit. The injection unit has a plurality of first injection ports that inject fuel into the main ...  
WO/2020/196098A1
Provided is a diesel engine (1) comprising a piston (5) and a fuel injection valve (6), wherein the piston (5) has, formed in the piston top surface (50), a cavity (51) which opens towards the lower surface side of a cylinder head (3) an...  
WO/2020/196207A1
A pre-chamber type internal combustion engine that comprises a main chamber, a pre-chamber, and a connection passage. The main chamber is demarcated into a cylinder head, a cylinder, and pistons. The pre-chamber protrudes from the cylind...  
WO/2020/165204A1
The invention relates to a method for producing an injection nozzle (1) for injecting fuel into the combustion chamber (15) of an internal combustion engine. The injection nozzle (1) has a nozzle body (2) in which multiple injection open...  
WO/2020/164395A1
Disclosed is a two-stroke engine having an independent combustion chamber and a special piston and with synchronous boosting. A high-pressure gas synchronously compressed by a larger end face of a special piston passes through a compress...  
WO/2020/150759A1
The invention relates to a cylinder head (1) of an internal combustion engine (in particular of a gas engine) comprising at least one spark plug (8) having at least one earth electrode (10) in order to form an ignition spark (11), and a ...  
WO/2020/151985A1
The present invention relates to a gas inlet duct (2) for a cylinder of a heat engine. The duct comprises means for deflecting the gas in order to generate an aerodynamic movement of the gas, of the tumble type, within the cylinder. The ...  
WO/2020/141553A1
The present invention relates to an internal combustion (IC) engine (100) that includes a piston assembly (120), a pair of cylinder head assembly (134), a crankshaft assembly (140), a pair of connecting arms (150), at least one pair of c...  
WO/2020/126765A1
The invention relates to a device (10) for feeding gas fuel to a combustion chamber (11) of an internal combustion engine. The device has a gas fuel feed duct (14) which opens into the combustion chamber (11). The device (10) has a valve...  
WO/2020/126589A1
The invention relates to a piston for an internal combustion engine, the piston having a piston head. The piston head comprises: a crown having a compression face; and a side wall having an outer surface, the side wall depending from the...  
WO/2020/105351A1
Provided is a pre-chamber type diesel engine in which fuel injected from an injector mixes satisfactorily with air in a pre-combustion chamber. An injector (23) injects fuel so as to be dispersed in a direction orthogonal to a vortex flo...  
WO/2020/105354A1
Provided is a pre-chamber type diesel engine in which fuel injected from an injector mixes satisfactorily with air in a pre-combustion chamber. A corner space section (32), in which a forced vortex is formed by a flow of air advancing in...  
WO/2020/105355A1
Provided is a subchamber diesel engine (1) having excellent thermal efficiency and capable of appropriately controlling the ignition timing of fuel supplied to a combustion subchamber. A subchamber diesel engine (1) according to the pres...  
WO/2020/100262A1
This engine comprises: a cylinder block in which a cylinder is formed; a piston that is arranged to be reciprocable inside the cylinder; a cylinder head that is arranged in an upper part of the cylinder block and forms a combustion chamb...  
WO/2020/062738A1
An engine comprises a cylinder (11), a cylinder head (12), a piston (13), and a fuel injector (14). The cylinder head (12) is provided on the cylinder (11). The piston (13) is movably provided in the cylinder (11). A combustion chamber (...  
WO/2020/058185A1
The invention relates to a piston (10) for an internal combustion engine. The piston (10) comprises a cover (24) which at least partially covers a piston basehead (14) of the piston (10). A heat-isolating air gap (L) is formed between th...  
WO/2020/054283A1
The objective of the present invention is to reduce emissions of unburned hydrocarbons and soot, for example, while maintaining starting performance (ignition performance) during a cold start of an internal combustion engine. To this end...  
WO/2020/044693A1
A combustion system includes a combustion device and a fuel composition to be added into the combustion device. The combustion device includes a cylinder unit (1), and a coating (2) coated on the cylinder unit (1) and containing a cataly...  
WO/2020/041105A1
Operating an engine (10) includes injecting a first charge of liquid fuel using a first set of nozzle outlets (64, 264) in a fuel injector (56, 256), and injecting a second charge of liquid fuel using a second set of nozzle outlets (66, ...  

Matches 51 - 100 out of 10,866