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JP2000282912A |
To prevent fuel from sticking to a combustion chamber wall at uniform combustion, improve engine output by lowering fuel pressure at injecting fuel in the lower engine speed territory in a uniform combustion territory than the higher eng...
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JP2000282871A |
To attain sure ignition of combustible mixture so as to obtain good stratified burning by forming a step part for making fuel led by an opposing sidewall of a cavity difficult to pass in the vicinity of an ignition plug after fuel reache...
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JP2000274249A |
To improve fuel reforming effect and to reduce emission. In this engine, a high-frequency electric field generator 14 forms a high-frequency electric field in a combustion chamber 4 during a compression stroke to induction-heat, ignite a...
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JP3087309B2 |
PCT No. PCT/JP96/01292 Sec. 371 Date May 8, 1997 Sec. 102(e) Date May 8, 1997 PCT Filed May 16, 1996 PCT Pub. No. WO96/36808 PCT Pub. Date Nov. 21, 1996This invention relates to a 4-cycle in-cylinder injection internal combustion engine ...
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JP2000240539A |
To obtain a lean air-fuel ratio by appropriately stratifying air-fuel mixture in a stratified charge combustion engine, and appropriately controlling concentration distribution of a mixture in a combustion chamber. Guide walls 12a, 12b i...
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JP3079046B2 |
To provide a stratiformly scavenging two-cycle engine having a more compact structure. A stratiformly scavenging two-cycle engine includes a scavenging passage 3 connecting between a cylinder chamber 4a and a crank chamber 1a, and an air...
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JP2000227056A |
To realize rapid combustion simply and in a low cost method by forming a magnetic field in a combustion chamber of an internal combustion engine, and carrying out rapid combustion. Magnetic exposure devices 11 are attached to a pipe pass...
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JP2000220459A |
To provide a cylinder injection spark ignition type internal combustion engine that can feed fuel injected from a fuel injection valve in fully thick state under the restriction on attaching position and direction of the fuel injection v...
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JP2000220529A |
To adjust an opening of a scavenging air valve independently of a throttle valve. This evaporator for a stratification scavenging engine has a scavenging passage 12 having an air valve 5 and an intake passage 13 having a throttle valve 1...
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JP2000205004A |
To reduce NOx while improving an acceleration performance and a combustibility during deceleration. This control device has an EGR valve basic control quantity setting means 59 as a means for controlling an EGR quantity, an EGR valve con...
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JP3065448B2 |
PURPOSE: To provide the combustion controller of an inter-cylinder injection type two-cycle engine capable of improving combustion stability in its medium speed rotation and middle load range. CONSTITUTION: An exhaust butterfly valve 45 ...
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JP3067685B2 |
The present invention relates to an exhaust purifying apparatus for an in-cylinder injection type internal combustion engine and causes exhaust gas temperature to rise reliably, thereby desorbing reliably a sulfur component (SOx) adhered...
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JP3065093B2 |
PURPOSE:To enable control to be assumed in response to operating conditions by providing a combustion chamber with a first and a second injector, carrying out stratified combustion at the time of low and intermediate loading, and thereby...
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JP3060960B2 |
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JP2000186558A |
To inhibit fresh air during scavenging from blowing to the exhaust hole side to improve the scavenging efficiency by setting an opening timing of a scavenging hole to be delayed by a specified crank angle from the opening time of an exha...
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JP2000186559A |
To hold the proper air fuel mixture concentration in the whole operation region of an engine by providing a connecting mechanism for interlocking an air control valve with a throttle valve between them, totally closing the air control va...
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JP2000179412A |
To provide an internal combustion engine which can increase a compression ratio without generating knocking, obtain high engine efficiency, and meet to exhaust limit requirement.This internal combustion engine has followings. A cylinder ...
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JP3052856B2 |
To shorten catalyst activation time by injecting a particular amount of additional fuel during the middle period of expansion stroke or subsequent expansion stroke at the time of engine operation which requires exhaust gas temperature ra...
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JP3052869B2 |
To eliminate insufficiency of negative pressure for a brake booster in the case of performing stratified combustion, in an internal combustion engine wherein the stratified combustion can be performed while the brake booster is provided....
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JP2000161193A |
To enhance the stability of combustion by causing ignition at an appropriate ignition position along the axial direction of a piston during stratified combustion.A spark plug having a plurality of ignition parts along the axial direction...
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JP2000154771A |
To improve an antiknock property during high load working and to promote automatic ignition during low load working.A fuel supply system to separate fuel to two or more than two of continuous flows having different octane numbers is prov...
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JP3049730B2 |
PURPOSE:To facilitate the formation of excellent mixture of fuel and air by providing a fuel injection nozzle having a main nozzle hole to jet the fuel toward a projection protruding from the about central part of a combustion chamber fo...
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JP2000145511A |
To easily raise exhaust gas temperature by controlling an engine control parameter for stratified combustion at the time of an engine operation which requires the raising of exhaust gas temperature, and injecting adding fuel by a fuel in...
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JP2000145463A |
To provide a swirl adjustor in a cylinder for a spark ignition type internal combustion engine wherein stratified charge combustion is done stably by stabilizing swirl within a combustion chamber. At a time t5 after an intake valve is cl...
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JP3043391B2 |
An air fuel injector system for a two cycle crankcase compression internal combustion engine, including an insulating housing encircling and enclosing at least a portion of the air fuel injectors for sound deadening. In addition, air is ...
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JP3040596B2 |
PURPOSE: To enhance an ignition characteristic and combustion safety, achieve excellent lean burn, improve mixing in an operating region at a high load, and save consumption of fuel as a whole by promoting stratification in an operating ...
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JP3040024B2 |
PURPOSE: To properly control the air fuel ratio of the air-fuel mixture to effectively control the air fuel ratio of an air fuel mixture omnipresent part even in a stratified combustion state by forming air-fuel mixture in a sub-chamber ...
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JP3037515B2 |
PURPOSE: To provide a two-point ignition engine for which deterioration of emission or knocking is not generated lamination can be promoted by concentrating around an ignition plug in a low load range fuel consumption performance can be ...
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JP3030226B2 |
PURPOSE: To reduce the generated quantity of NOx as flammability on the condition of lean burning is improved in a lean-burn engine. CONSTITUTION: An injector 40 for jetting fuel is severally provided in each cylinder, and set up to be a...
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JP3031473B2 |
PURPOSE:To stabilize low speed revolutions at an idling time and the like by controlling pressure of compressed air directly injected to a cylinder with fuel lower than the other revolution time when the low speed revolution condition of...
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JP2000503745A |
A liquid gas engine has at least one combustion chamber (4) into which a liquid gas/air mixture is introduced and ignited. The liquid gas motor has an injection device (1) which injects liquid gas through an injection nozzle (2). Accordi...
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JP2000054881A |
To comparatively suppress degradation of fuel consumption, to reduce HC and NOx so as to improve an emission, and to improve a warming-up acceleration effect caused by a rise in exhaust emission temperature, when a catalyst or an engine ...
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JP2000054884A |
To obtain superior cold start-up performance and to improve fuel consumption and exhaust emission. This spark ignition type cylinder injection type engine, which has a cylinder injecting injector 5 capable of directly injecting a require...
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JP2000501816A |
PCT No. PCT/DE97/01699 Sec. 371 Date May 18, 1998 Sec. 102(e) Date May 18, 1998 PCT Filed Aug. 9, 1997 PCT Pub. No. WO98/12426 PCT Pub. Date Mar. 26, 1998An internal combustion engine, for motor vehicles having a direct fuel injection an...
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JP3009231B2 |
Several embodiments of fuel injected engines wherein stability and running is achieved by maintaining an injection velocity that is greater than the velocity of the charge in the chamber including that component contributed by the squish...
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JP3006126B2 |
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JP3004323B2 |
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JP2000008862A |
To provide a piston for a direct injection combustion chamber permitting combustion of a lean air/fuel mixture. This internal combustion engine includes a combustion chamber formed by a cylinder head provided with a spark plug 40, fuel i...
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JP2000500207A |
A method of operating a two-stroke, spark-ignited internal combustion engine equipped with an ECU (66), an Input/Logic Multiplexer (70), a DC - DC converter (74), an Ignition Trigger (78) and an Ignition Distribution System (86) wherein ...
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JPH11336643A |
To improve ignitability and combustibility of an engine by providing a collision wall having a larger face than the diameter of a fuel jet and extended axially downstream on either one face side of a face passing the center of the fuel j...
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JPH11324739A |
To form a cylinder inside flow having an optimum strength depending on an operation mode so as to improve combustion stability, a lean combustion operation limit, fuel consumption, and an exhaust characteristic in a direct gasoline-injec...
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JPH11324681A |
To reduce the fuel consumption. This internal combustion engine is provided with, at least, a piston 10, a cylinder, a combustion chamber 4 partitioned by the cylinder head, an intake pipe 7 combined with an intake valve 9, an exhaust pi...
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JPH11324682A |
To reduce the fuel consumption. This internal combustion engine is provided with, at least, a piston 10, a cylinder, a combustion chamber 1 partitioned by the cylinder head, an intake pipe 2 combined with an intake element 6, an exhaust ...
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JP2971191B2 |
PURPOSE:To carry out ignition or frame propagation speedily when a fuel injection two cycle engine is operated. CONSTITUTION:A ceiling surface of a combustion chamber 8 is angularly shaped. One of sides forming the angular shape is a ste...
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JP2969014B2 |
PURPOSE: To form an intake air swirl in the operation range on low intake air amount side by an intake port structure provided with a first intake air port and a second intake air port having a control valve, and stratify fuel by utilizi...
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JP2961779B2 |
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JP2946917B2 |
PURPOSE:To improve the engine power by fully generating a relatively large swirl in a combustion chamber. CONSTITUTION:A combustion chamber 7 is formed in a space between the upside of a piston 2 and the underside of a cylinder head 1, a...
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JP2947420B2 |
A fuel injection control system for a two cycle crankcase compression internal combustion engine that employs two sensors for sensing engine load. One of the sensor, a throttle valve position sensor, is more sensitive at low speed and lo...
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JP2947962B2 |
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JP2943486B2 |
PURPOSE: To secure the fitting space of an injector and improve combustion stability by disposing an intake port on one side of a cylinder head, and forming a recessed place on the upper face of a piston in order to promote intake air vo...
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