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JP2006299871A |
To efficiently cool high pressure fuel from a common rail 14 to an injector 15 in a fuel cooling structure of a common rail type diesel engine.A heat radiating member 20 is provided on an engine head cover 5 to expose to an outer surface...
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JP2006524779A |
A fuel injector is provided with a lower nozzle body which is cooled with a small amount of metered fuel. In one embodiment, a blind passage is formed to extend from the upper portion to the lower end of the injector nozzle valve element...
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JP3840312B2 |
To maintain performance of a fuel injection pump for a long time, by adjusting temperature of diesel fuel so that it is in a specified value at the inlet of a fuel injection pump, when the diesel fuel with a specific sulfur containing ra...
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JP2006274817A |
To less transfer a heat of condensation produced in a delivery pipe to a fuel injection valve.This fuel injection device 5 comprises the delivery pipe 8 and a plurality of injectors 9 fitted to the delivery pipe 8. An LPG force-fed to th...
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JP2006266242A |
To improve responsiveness to a sudden change of a required fuel supply amount.This fuel heating device 4 is arranged in an intake passage on the downstream side of a fuel injection valve 5 and provided with a net heating wire. Fuel spray...
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JP2006257979A |
To enhance a degree of freedom in a device for a fuel pump in an inline type fuel supply device while improving pump performance by efficiently cooling a pump part of a fuel pump and effectively discharging vapor in an annular clearance ...
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JP2006249968A |
To provide a micro-nozzle attached to a tip of a fuel injection valve and having high reliability.Since a structure of this micro-nozzle is constituted by connecting high concentration impurity layers 58c, 59c, metallic electrodes 55a, 5...
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JP3823690B2 |
To provide a compression self-ignition type gasoline internal combustion engine equipped with an enhanced igniting stability and an enlarged range in which self-ignition is established. The compression self-ignition type gasoline interna...
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JP2006242026A |
To provide a mounting construction of a micro nozzle with good temperature rising performance of fuel oil.The mounting construction is formed so that a construction in which a heat insulation structure 6 is inserted between a semiconduct...
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JP3816459B2 |
To reduce or prevent the ignition delay of a diesel engine by a fuel injector, that is, an igniter nozzle provided with an energy supplying fuel conditioning means on a part where the fuel is injected to a cylinder. This diesel injection...
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JP2006220082A |
To provide a fuel injection device capable of suppressing the adhesion of deposits to the tip of a fuel injection valve irrespective of the operating state of an internal combustion engine in the fuel injection device having an injection...
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JP2006200433A |
To provide a spark ignition engine capable of promoting vaporization of fuel.In the spark ignition engine injecting fuel into an intake port 4a provided in a cylinder head 4 from an injector 9, fuel injection from the injector 9 toward a...
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JP2006194204A |
To reduce power consumption of an electric heater and to realize deterioration prevention of a battery and enhancement of fuel consumption in a fuel carburetion device provided with the electric heater in an intake pipe and promoting fue...
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JP2006194110A |
To prevent a battery from being deteriorated and devise a fuel consumption to be improved by reducing the power consumption of an electric heater in a fuel feeder having the electric heater in an intake tube and promoting the evaporation...
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JP2006517633A |
A fuel delivery system and fuel injector is disclosed. The fuel delivery system includes a bore ( 18 ) which is formed in the head ( 10 ) of the engine and a fuel injector ( 21 ) is located in the bore ( 18 ). The bore ( 18 ) has an open...
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JP2006194117A |
To cool the tip portion of a fuel injection valve and improve the atomization of a fuel jetted from an injection hole by a simple structure.This fuel injection valve comprises the injection hole 3 at the portion 11 of the internal combus...
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JP2006188978A |
To provide a fuel injection valve capable of restraining a temperature rise in the vicinity of a nozzle port.This fuel injection valve 1 supplies fuel to an internal combustion engine, and has a holder 10 fixed to a cylinder head 30 bein...
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JP2006188951A |
To restrain reduction in heat transmission efficiency of a heater and reduction in the cross-sectional area of a fuel supply passage, in a fuel injector capable of heating fuel by the heater.A recess-projection structure composed of a pl...
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JP2006517017A |
The invention relates to a method and a device for operating a diesel motor using a fuel that comprises vegetable oils or recycled vegetable oils. The fuel is withdrawn from a tank, filtered through a fuel filter and injected into the cy...
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JP2006183469A |
To provide a fuel injector having an injection part, provided at a tip end of a fuel injection valve, such as an injection hole, for injecting and supplying fuel into an internal combustion engine, capable of suppressing adhesion of depo...
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JP2006183657A |
To provide an injector with excellent fuel temperature raising performance.Since a semiconductor substrate forming a micro nozzle 110 is heated when a voltage is applied to an externally led-out electrode fitted to the micro nozzle 110, ...
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JP3796146B2 |
To prevent the leakage of a fuel vaporized gas from a high pressure pump and the seizure of such high pressure pump in stopping an engine, and to realize quick restarting of a DME engine. A fuel supply device for the DME engine is provid...
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JP3795853B2 |
To downsize a front feed pump while keeping the performance of a fuel injection device. This fuel injection device for an internal combustion engine is provided with a valve 40. The valve connects a returning conductor 38 between a fuel ...
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JP2006177336A |
To provide a fuel injection system having high reliability at low cost.This injection system is provided with a high pressure pump 7 having at least one pump element 18 operating by a reciprocating system to perform intake stroke and dis...
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JP2006516316A |
An apparatus and method for improving the transient response of a spark-ignited fuel-injected internal combustion engine is disclosed. This is accomplished by employing one or more novel capillary fuel injectors. These devices are port f...
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JP3791190B2 |
To optimize control for cooling a piezoelectric element of an injector. A common rail type fuel injection system is provided with a pressure control chamber 6 that controls pressure balance with respect to a needle 3 by introducing/leaki...
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JP3792073B2 |
To facilitate switching of a fuel kind, for instance, even during sailing of a ship, and so that hazardousness of wearing and damaging of a fuel pump can be avoided. In an internal combustion engine capable of supplying fuel by a supply ...
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JP2006161699A |
To cool a fuel injection valve by using a feed pump of smaller delivery capacity.In a fuel supply device provided with a cylinder fuel injection valve 6 provided to directly inject fuel into a combustion chamber of an internal combustion...
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JP2006161731A |
To provide a fuel injection device having an injection part such as an injection hole for injecting fuel to an internal combustion engine, capable of suppressing deposit adherence to the injection part due to influence of flames or combu...
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JP2006161673A |
To suppress deposit on an injector tip for cylinder injection by suppressing temperature rise of fuel in delivery pipe for cylinder injection without causing enlargement and complication of a structure.An internal combustion engine inclu...
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JP3789298B2 |
To prevent both loads of an engine starting motor and a fuel heating heater from acting on a battery device in an overlapping relation in an engine start-up to reduce engine cranking speed and retard a self-explosion start of the engine,...
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JP2006152883A |
To provide a high-pressure fuel-injection pipe for a common-rail system with a fuel-cooling function in which a fuel can directly be cooled by a cooling medium in the portion of a high-pressure fuel injection pipe which is disposed betwe...
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JP2006144674A |
To enable to supply fuel from a fuel pump to a fuel injection device at low pressure and miniaturize the fuel pump and reduce quantity of deposit generation by applying high voltage to vaporize fuel and increase combustion pressure.A fue...
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JP3780161B2 |
To promote entrainment of fuel deposited on the surface of a downstream adjacent portion 19 into a swirl flow 17, accelerate combustion of the fuel, and retard generation of bluish white smoke, by retarding formation of stagnation near t...
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JP3780903B2 |
To always retain an optimum lubricating property by simple control with switching of a map even when a plurality of kinds of fuels of different composition are switched and used. This device is equipped with a plurality of control maps 3...
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JP2006132517A |
To prevent the formation of deposit sticking to a nozzle hole of an injector for in-cylinder injection.An ECU of an engine executes a program comprising: a step (S100) of detecting the temperature of engine cooling water, a step (S110) o...
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JP2006125249A |
To provide a cooling control device of a gas fuel engine which allows cooling of a desired cooled part.A cooling control device is equipped with at least a temperature sensor 6a for estimating temperature of an NSR catalyst 8 of a cooled...
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JP2006105015A |
To effectively suppress accumulation of carbon deposits onto a nozzle hole.A thermo-element 20 for cooling the nozzle hole 6 is arranged on a nozzle body 10, in the direct injection injector 1 having the nozzle hole 6 for directly inject...
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JP3768189B2 |
The invention relates to a valve arrangement (2), particularly for internal combustion engines operated with heavy oil or diesel and functioning with receiver-type pressure injection. The discharge valve (5) is associated with the pressu...
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JP3767803B2 |
To provide a fuel supply system of an internal combustion engine, which can promote atomization of the fuel and reduce unburnt exhausts such as HC during operation of an engine by enabling the heating of fuel not only at the time of norm...
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JP2006083814A |
To provide a multiple cylinder engine capable of simplifying assembly work of an EGR cooler and having high cooling efficiency of the EGR cooler.An EGR gas introduction pipe 64 is attached to one lateral side of a cylinder head 18 to whi...
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JP2006069459A |
To provide an internal-combustion engine for a motorcycle capable of preventing a fuel supply device from being heated by the heat emitted from a cylinder block etc. and enhancing the layout balance around the body of the engine.The inte...
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JP2006070847A |
To suppress overheat and overcool of a direct injection valve tip part.This internal combustion engine is a so-called direct injection internal combustion engine. A direct injection valve 20 is provided with a fuel injection hole 26 inje...
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JP3756768B2 |
To prevent the operation performance of an engine from being impaired caused by liquid drops adhering around a fuel injection port of a fuel injection valve after stopping the engine, including volatile components volatilizing while catc...
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JP2006057563A |
To accelerate the gasification of fuel during cold operation of an engine while suppressing the production of deposits during normal operation after warm-up.This cylinder direct injection fuel injection valve 1 is fixed to a fuel injecti...
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JP3744335B2 |
To provide a fuel supply device for an internal combustion engine capable of accelerating atomization of a fuel after efficiently heated during injection and improving startability and exhaust emission control performance at low-temperat...
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JP2006029288A |
To suppress rise in temperature of leak fuel according to a temperature rise rate of the leak fuel.The temperature rise rate of the leak fuel which becomes excess without being injected by an injector (1) and leaks to recirculate in a fu...
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JP3740975B2 |
To shorten an operating time of a heater for heating fuel for operating it in order to restrict exhaust of unburned combustible at the time of cold starting of an engine without damaging exhaust restricting effect of the unburned combust...
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JP3740936B2 |
To provide a fuel cooling device for an outboard motor intended to be compact. Fuel in a fuel passage 61 is cooled by introducing cooling water for cooling of an engine 23 to a cooling water passage 62 by arranging a fuel cooler 60 to fo...
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JP3735590B2 |
To achieve the improved reliability of a heater by simplifying the assembling performance of a heater portion and the construction of an electrode, miniaturizing the heater portion and improving the mountability in an engine room. The ne...
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