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JP3881796B2 |
To bleed air from a water pump with ease by eliminating a structure used only for air bleeding in the water pump which supplies cooling water to the cooling jackets of a cylinder block and cylinder head in a horizontal opposed engine and...
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JP2007032437A |
To provide a cylinder injection internal combustion engine capable of selectively using a plurality of types of fuel spray forms depending on the purpose.The internal combustion engine 1 comprises a first fuel injection valve 11 for inje...
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JP2007032302A |
To form desired air-fuel mixture in a combustion chamber and inhibit adverse influence on an ignition plug.ECU executes a program including a step S150 judging whether fuel spray injected from an injector for cylinder injection interfere...
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JP2007032322A |
To realize good control characteristics even in the abrupt change of a target fuel pressure in the high-pressure fuel pump of a direct-injection engine.An engine ECU performs a program including a step (S210) of prohibiting the calculati...
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JP3879155B2 |
To provide a combustion chamber structure suitable for a direct in-cylinder injection type spark ignition engine. In a direct in-cylinder injection type spark ignition engine, a slope 12 inclined such that fuel is guided to the vicinity ...
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JP2007024001A |
To maintain a stable operating state even if EGR is performed by an EGR means X in an engine 100 comprising a fuel feed means 21 forming an air-fuel mixture by feeding a fuel G into an air A flowing in a suction passage 13 and the EGR me...
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JP3870658B2 |
To provide a cylinder injection type spark ignition internal combustion engine capable of directly forming inflammable air-fuel mixture near a spark plug by injecting fuel at any position of a piston in a stratified charge combustion. Th...
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JP3863933B2 |
To excellently supply a fuel-rich fuel/air mixture in the region of a flashing over of the ignition sparks of a spark plug by providing a notch separated from an annular shape in an area where an annular guiding surface is directed towar...
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JP3858774B2 |
To achieve relatively good stratified charge combustion even when inner cylinder temperature is low by a control device for a cylinder injection spark ignition internal combustion engine that facilitates forming of a mass of combustible ...
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JP2006329117A |
To generate satisfactory stratified air-fuel mixture air mass and maintain stable stratified combustion without depending on change of environment.In a normal condition in which distance from a tip of a fuel injection valve to an inner s...
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JP3852223B2 |
To improve emission performance by activating efficiently in an early stage an emission gas purifying catalyst in a cylinder injection type internal combustion engine. This exhaust gas emission control device for a cylinder injection typ...
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JP3852230B2 |
To secure an optimal intake air fluidity in a cylinder for every driving condition and to improve various performances by employing two-fluid type fuel injection valve independently injecting the fuel and a pressure air and providing a m...
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JP3852363B2 |
To secure stable combustion even in case of using the lean air-fuel mixture, and to improve early activation of the catalyst by stratifying an air-fuel mixture layer in a combustion chamber when an engine is cold. This engine control dev...
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JP3852310B2 |
To provide a cylinder injection type spark ignition internal combustion engine, capable of prolonging the fuel injection time for forming the combustible air-fuel mixture in the stratified combustion and capable of enlarging the stratifi...
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JP3852273B2 |
To improve a combustion chamber structure for an internal combustion engine. In a pent roof type combustion chamber having a cavity 8 on an intake side of a top wall of a piston 7, a part 9a crossing a valve seat face 10 of an exhaust va...
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JP3847911B2 |
To provide a fuel injection device for a direct injection two-stroke cycle engine capable of avoiding injected fuel from adhering to a cylinder bore promoting the atomization of the injected fuel, reducing the number of times of blowing ...
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JP3849422B2 |
To improve both the homogeneous combustion and stratified combustion in a cylinder injection type spark ignition internal combustion engine performing the stratified combustion and the homogeneous combustion alternately by generating str...
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JP3847052B2 |
To provide a fuel injection control device for a direct injection-type internal combustion engine, capable of improving operability and fuel consumption by properly finding the fuel injection timing while reflecting the behavior state of...
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JP2006307691A |
To solve problems of wear of an ignition plug or generation of smoke, because air-fuel mixture mass, which is reversed from a piston cavity, is concentrated on a discharging electrode part of the ignition plug and ignition/combustion is ...
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JP3842047B2 |
To control a combustion state by stratifying the intake of a combustion chamber onto the inside and outside of an approximately hemispherical face or approximately flat hemispherical face in starting the fuel combustion. In this direct i...
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JP2006299817A |
To suppress degradation in emission immediately after the starting of an internal combustion engine having a cylinder fuel injection valve.When an engine is started in a condition that a start water temperature Twst is less than a predet...
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JP2006299961A |
To provide a cylinder injection type spark ignition internal combustion engine using one fuel injection valve, capable of selecting a spray form adequate for a homogeneous combustion mode or a stratified charge combustion mode.The cylind...
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JP2006299851A |
To provide an internal combustion engine capable of executing stable stratified spark ignition operation in a light load operation area.The internal combustion engine is formed so that a combustion chamber 25 is divided into two spaces c...
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JP3840871B2 |
To provide a compressed self-ignition type gasoline engine wherein the discharge of unburnt fuel is reduce din the case of compressed self-ignition and combustion and its fuel efficiency is improved. A tumble control valve 14 is disposed...
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JP2006291839A |
To provide a system having simple construction that enables stable stratified charge combustion.An injector 122 forms three streak fuel sprays 125a, 125b, 125c. It is used for directing the spray 125a to an ignition plug 113 and the othe...
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JP3837833B2 |
To enable stratified combustion under an extensive driving condition. This internal combustion engine is constituted to carry out sparking injection by an ignition plug 19 arranged in a roughly central part of a wall surface facing again...
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JP3835289B2 |
To improve ignition stability in the case of small amount of fuel injection while using advantage of multi-ignition type fuel injection valve allowing realization of good combustion to a relatively high load side, and to prevent increase...
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JP3835171B2 |
To improve combustion stability by stably holding two tumble flows in a process ranging from a compression stroke to a combustion stroke in a structure for guiding two parallel tumble flows by a recessed part formed in the crown surface ...
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JP3835975B2 |
To increase an engine control accuracy when fuel evaporative gas is purged into an intake system during the stratified combusting operation of a cylinder injection engine. During the stratified combusting operation, a fuel injection amou...
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JP3832513B2 |
PCT No. PCT/GB96/60160 Sec. 371 Date May 26, 1998 Sec. 102(e) Date May 26, 1998 PCT Filed Jul. 5, 1996 PCT Pub. No. WO97/13967 PCT Pub. Date Apr. 17, 1997An internal combustion engine is described comprising a cylinder having an intake p...
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JP3832584B2 |
To provide a fuel injection apparatus for an internal combustion engine capable of enlarging the flexibility of control in stratified combustion by forming a combustible mixture over a long period of time around an ignition plug. A fuel ...
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JP2006258008A |
To solve a problem caused by fuel injection by an injector for cylinder injection at an intake stroke, in an engine wherein fuel to be injected is divided into the injector for cylinder injection and an injector for intake passage.The cy...
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JP2006522270A |
The invention relates to a self-igniting gasoline internal combustion engine comprising at least one cylinder ( 1 ), a cylinder head ( 2 ) closing the cylinder ( 1 ), a piston ( 3 ) mounted in the cylinder ( 1 ) in a sliding manner, a co...
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JP2006522271A |
The invention relates to a gasoline internal combustion engine with controlled ignition, comprising at least one cylinder ( 1 ), a cylinder head ( 2 ), scaling the cylinder ( 1 ), a piston ( 3 ), a combustion chamber ( 4 ), a gasoline in...
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JP3826491B2 |
To weaken effects of tumble flow in stratified lean combustion, and realize stratified lean combustion utilizing swirl flow. A top part of a piston 4 comprises an exhaust valve side horizontal surface 20 to occupy the exhaust valve side,...
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JP3826510B2 |
To improve ignitability and combustibility by restraining a swirl and spray fuel from escaping to the outside of a cavity combustion chamber in the stratified change combustion. In a cylinder fuel injection-type spark-ignition engine, a ...
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JP3827746B2 |
PURPOSE: To accelerate NOx reducing purifying action by expediting fuel injection timing at the time of stratified combustion being selected as well as an operating state being in a lean combustion area, and delaying fuel injection timin...
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JP3826305B2 |
To efficiently remote SOx, while preventing the cost-up for fuel by injecting the fuel into a combustion chamber during compression stroke for providing a catalytic atmosphere with a reduction component CO concentration increase atmosphe...
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JP3826490B2 |
To maintain a strong swirl in a combustion chamber in stratified charge combustion operation without increasing suction resistance in a spark ignition engine in which fuel is directly injected and supplied into a piston cavity. An upper ...
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JP3823580B2 |
To stratify a mixture and enable stabilized stratified charge combustion by accelerating fuel delivery under an operating condition in which tumble streams damp and collapse. An exhaust valve 8 is temporarily opened during a compression ...
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JP3823510B2 |
To further reduce the generation of NOx as combustion stability is maintained by a method wherein a fuel injection timing is changed according to the change of a valve timing during stratified charge combustion. An injection timing for f...
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JP3823607B2 |
To improve the evenness of air-fuel mixture by injecting the fuel in a direction of an ignition plug at the time of stratified operation and widening the injection angle in an opposite direction to an ignition plug at the time of even op...
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JP3823612B2 |
To improve a combustion stability by transporting a fuel spray from a fuel injection valve to an ignition plug in a low rotation stratification range in which a gas flow is weak, and reduce a unburnt amount of fuel in a high rotation str...
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JP3820688B2 |
To stratify an air-fuel mixture, to enlarge a limit of a thin air fuel ratio and to reduce fuel consumption by forming an inclined cavity part inclined toward a spark plug, and a side cavity part communicated with the sides of the inclin...
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JP3817910B2 |
To introduce a swirl, on the outer peripheral side turning around the outer peripheral part of a cylinder, effectively into a bowl. An intake valve side slope 22 and an exhaust valve side slope 23 in parallel to a slope of a pent roof ty...
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JP3818254B2 |
To provide a controller for a spark ignition engine which can obtain the maximum fuel consumption improving effect by a lean combustion, especially by a compression self-ignition while securing the combustion stability, and the fuel cons...
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JP3815163B2 |
To provide an internal combustion engine for obtaining high output torque without causing knocking at high load time, stabilizing ignitability at low load time and capable of performing stable compression self-ignition combustion by an e...
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JP3812338B2 |
To expand a stratified-combustible area by enabling a stable stratified combustion even in a low speed and low load area. The positional relation of a fuel injection nozzle 21 relative to an ignition plug 7 is determined so that the fuel...
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JP3812684B2 |
To inject the optimum quantity of fuel at all times by providing a magnetic gap detection means detecting the magnetic gap of a fuel injection valve, and thereby correcting the driving condition of the injection valve based on the detect...
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JP3812179B2 |
To prevent breaking of a tumble flow directed to an ignition plug and positively introduce fuel spray to the neighborhood of the ignition plug in a cylinder injection type internal combustion engine in which the ignition plug is arranged...
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