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Match Document Document Title
8181611 Stratified scavenging two-cycle engine  
Provided is a laminar-scavenging two-cycle engine, which can have a higher laminar-scavenging effect than that of the laminar-scavenging two-cycle engine of the prior art and which can expect...
7975659 Cylinder/crankcase group for two-stroke internal combustion engines provided with means for supercharging the engine  
A fuel injection system for a two-stroke internal combustion engine (1), elastically housed internally of a chamber, comprises a carburetor (30) to which are associated an induction port (9) for an...
7685989 Two-cycle engine  
A 2-cycle engine 1 is provided with an ignition device 8; an exhaust control valve 24; and a controller 40 for controlling the ignition device 8 and the exhaust control valve 24. The controller 40...
7574985 Two-stroke internal combustion engine  
A two-stroke internal combustion engine with at least one cylinder (1), comprising a crankcase (2) flow-connected to the cylinder (1) by at least one transfer passage (3) and provided with an air...
7540263 Fuel injection system for two-stroke internal combustion engines  
A fuel injection system for a two-stroke internal combustion engine (1) elastically housed in a compartment and comprising a carburettor (30) with which there are associated an induction port (9)...
7451727 Internal combustion engine and method for the operation thereof  
An engine comprises a working cylinder provided with a piston, a preignition chamber provided with a spark plug and a combustion chamber which are connected to a compressor cylinder by channels....
7409933 Two cycle internal combustion engine with direct fuel injection combustion system  
A two-cycle internal combustion engine is of the type having one cylinder (2), one piston (4) with connecting rod, one head (3) closing the cylinder (2) on the explosion chamber side, one crankcase...
7228825 Two-stroke engine assembly  
A two-stroke engine includes an air channel for supplying substantially fuel-free combustion air and a mixture channel for supplying an air/fuel mixture. The air channel and the mixture channel...
7025021 Two-stroke internal combustion engine  
Crankcase scavenged two-stroke internal combustion engine (1), in which a piston ported air passage is arranged between an air inlet (2) and the upper part of a number of transfer ducts (3, 3′). T...
6830029 Fuel supply device for outboard motor  
An integrated direct fuel injector position is incorporated providing better fuel atomization within the combustion chamber. The direct fuel injector position is integrated between within an intake...
6792910 Oil injection system  
A cylinder block assembly for an internal combustion engine having a cylinder block and a plurality of cylinders includes an oil port in each of the cylinders. An annular groove is located in each...
6739308 Fuel igniter and head for use in diesel engines and related systems and methods  
The present invention provides a piston for a diesel engine that reduces emissions generated during the combustion of fuel in a combustion chamber and a head that allows more air to flow into and...
6722341 Fuel injection control system and control method for two-cycle in-cylinder direct injection engine  
A fuel injection control system of a two-cycle in-cylinder direct injection engine, wherein: in a low speed area, an injection of fuel is started immediately after a scavenging port of the engine...
6647713 Stratified scavenging two-cycle engine with catalyst  
A stratified scavenging two-cycle engine with catalyst capable of meeting such a requirement that a THC exhaust rate is 54 [g/kW·h] or less with use of catalyst. For this purpose, in the ...
6644252 Two-stroke engine with storage duct  
A two-stroke engine in a hand-held working tool such as a motor chainsaw has a combustion chamber delimited by a piston which drives a crankshaft. An outlet for removing exhaust gases from the...
6606971 Small engine fuel injection system  
A fuel injection system injects a rich mixture of fuel-and-air directly into a cylinder of a two cycle engine through an intake port for combustion. A charge forming device of the fuel injection...
6601550 Method for operating a two-stroke engine  
The invention is directed to a method for operating a two-stroke engine in a portable handheld work apparatus. The engine includes a cylinder (12) and a combustion chamber (26) which is delimited...
6591793 Two-cycle engine  
Apparatuses and methods for controlling HC in exhaust, with Schnuerle type 2-cycle engine. When piston reaches near dead center point, the ends of the channel at the bottom end of piston reach from...
6588382 Two-cycle internal combustion engine  
A two-cycle internal combustion engine including: a cylinder; an exhaust opening provided in a portion, on one side in the peripheral direction, of the cylinder; a plurality of scavenging openings...
6564759 Injection port for internal combustion engine  
An internal combustion engine having a cylinder with a piston movement area; a piston movably mounted in the cylinder; an ignition system connected to the cylinder; and a fuel delivery system...
6536386 Assist gas fuel injection mechanism for 2-cycle internal combustion engine  
An assist gas fuel injection mechanism for a 2-cycle internal combustion engine includes a chamber communicated to a combustion chamber through a communicating passage. A rotary valve is provided...
6536385 Piston ring  
A piston ring comprises a plurality of recesses that are formed in its outer peripheral edge. The recesses have any of a number of profiles such as semicircular, chordal, arcuate, and triangular....
6505600 Direct injection two stroke engine combustion mapping  
A control unit is provided for an internal combustion engine including an engine block comprising a plurality of cylinders operable in a homogenous combustion mode and a stratified combustion mode...
6505583 Fuel controlling apparatus for internal combustion engine  
A fuel controlling apparatus includes: a fuel injector, the fuel injector being controlled on a basis of a throttle opening degree and an engine speed without measuring a quantity of an intake air;...
6443123 Fuel injection apparatus used for cylinder direct injection two cycle internal combustion engine and method of controlling the same  
A method of controlling a fuel injection apparatus for a cylinder direct injection type two cycle internal combustion engine comprising the steps of detecting a scavenging temperature by a...
6427646 Small engine fuel injection system  
A fuel injection system for a two-stroke small engine has a charge forming device with an injector mixing passage which forms a rich fuel and air mixture supplied to a tuned injector tube connected...
6401674 Multi-fuel engine  
An engine capable of use with multiple different types of fuels including gasoline and alcohol based flues and heavy fuels such as diesel fuel, JP5, JP8, Jet A and kerosene based fuels. The engine...
6382176 Method for injecting and combusting fuel with a piston head having a top surface recess  
A method of controlling fuel injection flow in a cylinder of an internal combustion engine. A piston head of the engine is provided with a combined flow redirector and holding bowl recess extending...
6357416 Process for controlling the ignition point in internal combustion engines  
A process for controlling the ignition in an internal combustion engine with a device for injecting fuel into a combustion chamber of the engine is provided, in which a control signal for the...
6357402 Direct injected engine for outboard motor  
Several embodiments of combustion chamber configurations for direct injected engines having a substantial recess in the cylinder head in which the fuel injector is positioned and injects. The...
6338327 Combustion chamber structure of in-cylinder direct fuel injection engine  
In an in-cylinder fuel injection two cycle engine, a combustion chamber dome and a piston cavity are provided in an offset position from a cylinder bore center axis to an exhaust port side,...
6328004 Internal combustion engines  
An internal combustion engine has a positive displacement supercharger which can be used with particular advantage in an underpumping two stroke engine which is in the form of a valved diaphragm...
6298811 Stratified scavenging two-cycle engine  
A stratified scavenging two-cycle engine, whose simple configuration can satisfy the regulation of emission rate of THC in exhaust gas, includes: a cylinder block (4), housing a piston (1) so as to...
6286469 Pneumatically controlled compressed air assisted fuel injection system  
A two-stroke internal combustion engine having a compressed air assisted fuel injection system. The injection system has an accumulator that uses scavenged air from the crankcase as the compressed...
6257200 Engine control strategy  
In introducing fuel to a combustion chamber, the end of air (EOA) is established in the crank angle domain. For example, determination of the average or raw speed is utilize to determined an...
6227165 Engine control strategy and system  
A direct injection system and control methodology for two-cycle crankcase compression engines wherein the injection timing is advanced from those normally utilized to avoid the incomplete...
6216651 Separate lubricating device for internal combustion engine  
A separate lubricating device for a two-stroke internal combustion engine provided with an air intake system and a controlling device includes an injector for injecting lubricating oil into a...
6189495 Direct cylinder fuel injection  
An internal combustion engine having at least one and preferably two cylinders each with a reciprocating piston, and a compressor which has a reciprocating piston driven by the engine to compress a...
6176206 Device for supplying fuel to diaphragm-type carburetor  
A fuel supply passage leading to a fuel tank is connected to an intake side of a fuel pump of a diaphragm-type carburetor, and a fuel transfer chamber incorporated in an intermediate portion of the...
6162028 Fuel pumping device for two-stroke engines with an additional driving unit  
The invention relates to a fuel pumping device for two-cycle engines with at least a one-piece housing, on which a pulse air connector (14), which is pneumatically connected with the crankcase of...
6152102 Throttle control system for a stratified charge internal combustion engine  
An engine control scheme determines the appropriate and desired magnitude of scavenging air flow for a two stroke engine as a function of both load and engine speed. The desired air flow is...
6148777 Control for direct injected two cycle engine  
A fuel injection control strategy and system for engines for maintaining good performance under normal running conditions and also for providing cylinder engine speed slow-down under abnormal...
6145483 Two-cycle internal combustion engine  
A two-cycle internal combustion engine includes a control valve disposed in a communicating passage for communicating the combustion chamber to a chamber portion adjacent to the combustion chamber....
6125824 Method of controlling the injection process in a high-speed 2-stroke fuel injection internal combustion engine  
Disclosed is a method for controlling the injection process in a high-speed two stroke internal combustion engine (11). The method includes providing a trigger signal fixedly related to the...
6116199 Mixture-compressing two-stroke spark ignition engine with fuel injection  
6109223 Operating method of two stroke direct injected engine  
A two cycle crankcase compression internal combustion engine wherein a single fuel injector is mounted in the cylinder block and can inject either directly into the combustion chamber or into the...
6092494 Controlled pressure rise in two-cycle internal combustion engine having cylinder wall fuel injection  
A two-cycle internal combustion engine implements low-pressure, cylinder wall fuel injection and uses a notched exhaust port or the like to control cylinder pressure rise during exhaust port...
6085720 Process for controlling an injection valve in a fast-running fuel-injection two-stroke internal combustion engine and device for implementing it  
In a method for controlling an injection valve (16) in a high-speed internal combustion engine with fuel injection, in which method, with each revolution of the engine, at a trigger point...
6065442 Start-up strategy for engine feed back control  
A start-up strategy for engine feedback control that utilizes a combustion condition sensor associated with only one cylinder. On starting and warm-up, only that one cylinder is feedback-controlled...
5960749 Two-cycle internal combustion engine  
A control valve is disposed in a communication passage for communication between a combustion chamber and a chamber portion adjacent to the combustion chamber, and through the communication passage...
Matches 1 - 50 out of 156 1 2 3 4 >