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JP2010190230A |
To achieve an intake route gas leading device exhibiting reinforcing performance to the whole of an intake manifold by preventing concentration of stress to be generated between two manifold arrangements, and to reduce the noise of an in...
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JP4537157B2 |
A pressure regulating valve for regulating the pressure in a common rail, having a pistonlike valve member which is axially displaceably guided in a bore and acts on a closing element that can be pressed against a valve seat, and the val...
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JP4529642B2 |
To prevent interference with an article storage box by making an intake air device compact in a height direction, to increase the capacity of the article storage box, and to improve the foot-resting property. The article storage box 24 i...
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JP2010528224A |
An injector including a nozzle that includes an opening and a seat, a needle movably mounted in the nozzle and having an end defining a valve in a contact area with the seat, a mechanism for vibrating the valve, a first acoustic-impedanc...
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JP4523520B2 |
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JP4521334B2 |
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JP2010169043A |
To provide a fuel injection device for an internal combustion engine, generating fine cavitation in fuel by vibration to injecti fuel, without the need of electric energy for driving an ultrasonic vibrator or the like.The fuel injection ...
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JP4519162B2 |
A cylinder of an internal combustion engine is communicated with intake ports. Each of intake valves and each of fuel injection valves are provided to a corresponding one of the intake ports to inject fuel into a combustion chamber throu...
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JP4516760B2 |
The motor has a crankshaft rotatably mounted in a case. An exit allows air to escape from a combustion chamber, and an air canal (9) carries combustion air in the case. A nozzle is placed in the canal, where an entry for fuel (13) is sep...
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JP4516608B2 |
A fuel supply system for a motor vehicle has a sucking jet pump (6, 7) which is connected to a flow line (5). The valve (16, 17) reduces the cross-section of an opening (20) in a nozzle (14, 15) of the sucking jet pump (6, 7) with increa...
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JP4520318B2 |
To improve an intake device for a multicylinder engine for uniformizing an air-fuel ratio of all of cylinders. The intake device 1 comprises: a plurality of independent intake passages 6 connected respectively with each cylinder; a commo...
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JP2010163890A |
To ensure smooth operation of a screw mechanism by preventing fine dust flowing into a valve chamber together with intake air from passing through a sliding gap between a bypass valve and a valve hole. A device for controlling an amount ...
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JP4511975B2 |
An objective of the present invention is to increase an appearance of a motorcycle and designing freedom of piping of a fuel pipe, by having only one fuel pipe for connecting a fuel distribution pipe and a fuel pump in a throttle body co...
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JP2010159655A |
To measure cavitation rate in a nozzle hole of a nozzle, efficiently control cavitation rate in the nozzle hole of the nozzle, or control flow rate coefficient in the nozzle hole of the nozzle constant. This fuel jet device includes the ...
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JP4509420B2 |
To additionally inject, in an engine transient state, a lack of a fuel supply amount on the basis of a current engine state and hence to improve drivability and fuel consumption. A required fuel amount is calculated at a predetermined ca...
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JP4508130B2 |
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JP4503595B2 |
A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a ...
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JP2010144603A |
To provide a fuel supply device positively opening a pressure regulator even when the flow rate of return fuel is decreased in a configuration in which fuel from a delivery pipe to an engine downstream of the pressure regulator or from a...
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JP2010144535A |
To provide a fuel injection device for an internal combustion engine, capable of surely injecting fuel even under high fuel pressure, while reducing a minimum injection quantity of the fuel. A high set load fuel injection valve 5a having...
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JP4495211B2 |
A dual-injector fuel injection engine has intake ports (11) each extending at cylinder head (6) obliquely upward from a combustion chamber (16); an intake manifold (21) connected at its downstream side end section to the intake ports (11...
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JP2010138704A |
To provide a pressure regulator and a fuel supply device stably controlling fluid pressure and inhibiting generation of abnormal noise. The pressure regulator 76 includes: a housing 87, 92 having a small-diameter flow path 86 equipped wi...
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JP2010138827A |
To provide a fuel pressure regulating valve which can improve magnetic efficiency of an electromagnetic actuator to enhance electromagnetic attraction. The fuel pressure regulating valve 20 includes: a regulating valve body 43 which regu...
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JP2010138804A |
To provide an intake device adequately adaptable to both requirements for stratifying EGR gas in a combustion chamber and for uniforming the concentration of the EGR gas.The intake device includes first and second intake ports 4, 5, firs...
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JP2010138809A |
To smoothly move a shaft displacement absorption washer 17 without being affected by abrasion by reducing the horizontal displacement of the shaft displacement absorption washer 17 in a lateral direction when a fuel injection valve 1 is ...
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JP2010138828A |
To avoid icing while minimizing increase in cost in a fuel supply system for injecting and supplying LPG as a liquid phase to an engine. The LPG injector 3A includes an insert part 30A which is inserted to the internal space of an intake...
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JP4488517B2 |
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JP4489711B2 |
It is possible to suppress vaporization of fuel when an engine is at a high temperature and suppress irregularities of a fuel amount injected from an injector. A fuel supply device includes: vaporization judging means (3) judging whether...
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JP4489737B2 |
To prevent fluctuation of fuel pressure even if the flow rate of fuel delivered from a fuel pump fluctuates when pressure of fuel supplied to an injector is changed over to high pressure. A pressure regulating mechanism 40 of this fuel s...
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JP4489648B2 |
To improve accuracy of correction of fuel injection quantity by more appropriately calculate fuel pressure correction coefficient. A reference value (kPfAVE) of fuel pressure correction coefficient is determined based on a detected opera...
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JP2010133360A |
To attain compatibility between restraint on adhesion of fuel to an intake passage and formation of a tumble flow in a further simplified intake port structure in a port injection type internal combustion engine. This intake device of th...
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JP4483451B2 |
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JP4484809B2 |
To properly establish technology for carrying out stratified combustion and homogenous combustion, when forming a fuel-air mixture having a variable density distribution in an intake passage by supplying fuel gas to the air pulsing in th...
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JP4483790B2 |
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JP4482335B2 |
A fuel injector for vaporizing a liquid fuel for use in an internal combustion engine. The fuel injector includes at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a fluid...
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JP4476144B2 |
Idle air control device comprises an idle air control valve (91, 92) built into bypass channels (100, 101) and a motor (97) which drives the control valve arranged outside of a region (S, P) surrounded by suction channels (41f, 41r) and ...
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JP4475887B2 |
To provide a fuel feed controller for an internal-combustion engine excellent in startup characteristics, reduced in fuel leakage from an injector while the engine is stopped and improved in emission gas during startup. The fuel feed con...
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JP4475324B2 |
A low-pressure pump portion (5) pumps fuel from a fuel tank (4). A pressure regulating valve (15, 17) controls pressure of fuel discharged from the low-pressure pump portion (5). A high-pressure pump portion (6) pressurizes the discharge...
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JP4478431B2 |
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JP4474080B2 |
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JP4471302B2 |
To provide an exhaust gas purifying apparatus for an engine, which ensures high performance of the exhaust gas purification and a sufficient engine power output. The exhaust gas purifying apparatus for an engine (1) includes: a catalyst ...
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JP2010116834A |
To reduce quantity of fuel adhering to an inner wall surface of a cylinder of an engine.Fuel injection valves 15 are disposed in two intake ports 13 of each cylinder 12 respectively. Each fuel injection valve 15 is arranged in such a man...
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JP2010116850A |
To form a layer of recirculated exhaust gas equivalent to a layer of recirculated exhaust gas of a direct injection engine in a dual injection system engine.An engine control means (100, 200) control the dual injection system engine prov...
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JP2010518306A |
An intake system for a single or multi-cylinder motorcycle engine comprising one or more cylinders each provided with at least one fuel injector (15), said engine (3) comprising at least one air intake duct (8) and at least one duct (10)...
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JP2010116835A |
To inhibit under shoot of fuel pressure in return from fuel cut due to fuel pressure rise during a fuel cut period while preventing fuel pressure drop during the fuel cut period in a high-pressure fuel system.A high-pressure pump 14 is f...
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JP4469242B2 |
Noise from fuel returning to a cylinder and from bubbles contained in the returning fuel is reduced by positioning a nozzle with a plurality of penetration holes, each with much less sectional area than a flow sectional area for returnin...
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JP2010112270A |
To provide a fuel supply device of an engine capable of restraining generation of fuel oxide by oxygen in bubbles, when mixing the bubbles including the oxygen in fuel supplied to an engine.This fuel supply device 70 of the engine has a ...
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JP2010112271A |
To provide a fuel supply system of an engine capable of restraining generation of fuel oxide by oxygen in bubbles, capable of also preventing the deterioration in an operation state of the engine, or capable of preventing the occurrence ...
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JP2010112294A |
To provide a fuel injection device of an internal combustion engine capable of forming an air-fuel mixture of a high homogeneous degree in a cylinder.This fuel injection device is applied to the internal combustion engine having two inta...
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JP4465138B2 |
The invention relates to a method for reducing the fuel pressure in a return-free fuel supply system of an internal combustion engine to a desired pressure value. At least one fuel pump is mounted in the fuel supply system. In order to b...
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JP4464243B2 |
An intake system for a combustion engine includes an intake passage ( 12 ), a suction duct ( 22 ) protruding into the intake passage ( 12 ) to communicate therewith and having front and rear wall areas ( 22 a and 22 b), and a fuel inject...
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