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JP7337725B2 |
To provide a connection structure for a fuel pressure sensor that can prevents relative rotation between an abutting surface of a fuel rail and a sealing surface of a fuel pressure sensor, so as to suppress a deterioration in a sealing p...
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JP7323419B2 |
To provide an intake control device capable of more reliably achieving the vaporization promotion of fuel and the uniformity of air-fuel mixture in a small opening state.An intake control device 1 includes a body 3 having an intake passa...
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JP7323418B2 |
To provide an intake control device where a valve element can be arranged on the further downstream side with no difficulty.An intake control device 1 includes a body 3 having an intake passage 2, and a valve element 4 in the intake pass...
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JP7316512B2 |
To secure a capacity of a surge tank part while constituting a suction/exhaust device compact in a size.An intake manifold 24 has a surge tank part 25, and a communication pipe 26 for making the surge tank part 25 and an intake port comm...
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JP7306832B2 |
To realize a structure of a cylinder head, mounted on a PFI type internal combustion engine, which fulfills an excellent tumble flow generation function and can curb a port wet phenomenon.An intake port 7 is linearly arranged with an inj...
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JP7299857B2 |
A port injection engine, in which injected fuel readily vaporizes inside suction ports, includes: a suction port; a suction valve; and a port injector that injects fuel to an inner peripheral surface of the suction port. When the fuel is...
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JP7298484B2 |
To avoid a difference in ease of guiding spray injected from a water injection valve to each cylinder, depending on the flowing direction of intake air into a surge tank.A water injection valve 50 mounted to the surge tank is arranged be...
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JP7283850B2 |
To realize a structure, in a PFI type internal combustion engine, which fulfills an excellent tumble flow generation function and can curb adherence of fuel to an intake port.An intake port 7 is linearly arranged with an injector 10 posi...
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JP7280971B2 |
In a fuel injection valve and port-injection internal combustion engine according to the present invention, a breakup position of a fuel spray injected from the fuel injection valve is set so as to be upstream of an air intake valve, the...
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JP7242322B2 |
Provided is a starting-fuel supply device (7), including: a starting-fuel supply valve (18) configured to automatically add a starting fuel to an air-fuel mixture generated by a carburetor (4); and a valve chamber (20) for the starting-f...
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JP2023030484A |
To improve the homogeneity of air-fuel mixture in a combustion chamber 5 of an engine.A passage forming member 9 is provided for allowing fuel spray injected from part of injection holes 8 of a fuel injection nozzle 7 to pass therethroug...
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JP7229334B2 |
This air intake structure for an internal combustion engine is provided with: a passage member that is connected to a cylinder head and forms an air intake passage; and attachment bosses that are provided to the passage member and to whi...
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JP7211216B2 |
The utility model provides a fuel supply device of an engine. The purpose of the present invention is to improve the responsiveness of fuel supply from each injector in a fuel supply device that supplies different types of fuel to an eng...
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JP7207253B2 |
To provide highly accurate feed pressure control without installing a sensor for detecting a feed pressure.An engine control device performs: estimation processing S300 of acquiring motor voltage V, a motor current I, a motor rotation nu...
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JP7205175B2 |
To provide a protector of an internal combustion engine which can protect a fuel system component.In a protector located between an internal combustion engine and an intercooler which is arranged while separating from the internal combus...
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JP2023004462A |
To provide an electronic control fuel injection device capable of reducing the number of components and simplifying a structure to reduce costs, and capable of promoting discharge of vapor generated in a pressurization chamber.A passage ...
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JP2023000621A |
To stabilize the behavior of a movable element by suppressing increase in the mass of the movable element, while improving foreign substance capturing performance by arranging a fuel filter inside the movable element.A fuel injection val...
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JP7192368B2 |
To enable an injection direction of a fuel to vary with a simple structure.An engine includes: a cylinder 110; a cylinder head provided at one end of the cylinder 110; a nozzle member 160 which is rotatably provided at the cylinder or th...
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JP2022162891A |
To provide a fuel supply device of an internal combustion engine wich enables improvement of mountability of a delivery pipe to a vehicle and can discharge air bubbles generated in the delivery pipe to the outside quickly when the delive...
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JP7152915B2 |
A port injection type internal combustion engine is provided with a fuel injection valve for each of a plurality of intake ports formed in each cylinder. A fuel injection directionality differs between first fuel injection valves provide...
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JP7120861B2 |
To provide an internal combustion engine control device capable of more appropriately suppressing the adhesion of injected fuel to the inner wall of an intake passage and an intake valve even when there is a need for changing over to het...
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JP2022118800A |
To provide an abnormality detector of a fuel filter capable of detecting clogging of a fuel filter more appropriately.An ECU 80 comprises a pump control unit 83, a detection unit 81, and an abnormality determination unit 84. The pump con...
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JP7112998B2 |
The utility model provides an internal combustion engine which can inhibit turbulence of airflow in an air suction hole and reduce adhesion of spray fuel. The internal combustion engine includes a cylinder head. The cylinder head include...
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JP2022100039A |
To provide a technique capable of controlling fuel pressure by using a simple configuration while suppressing electric power consumption.A control section stores relation information indicating a relation between rotational frequency or ...
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JP7091671B2 |
To improve fuel economy performance.An inkjet manifold of an internal combustion engine having a first intake port 11 and a second intake port 12 introducing intake air into a cylinder C comprises: first intake pipe conduits 20, 30 intro...
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JP2022094758A |
To provide a fuel heating device capable of suppressing deterioration in heating efficiency of a piezoelectric material heater caused by foreign matter adhering to the piezoelectric material heater.A fuel heating device 7 of this inventi...
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JP7087510B2 |
To provide an intake air passage structure of an engine that more reliably restrains adherence of fuel to an inner wall surface of an intake air passage and stabilizes an air-fuel ratio of an air-fuel mixture.An intake air passage struct...
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JP7087615B2 |
An injector arrangement structure includes an air cleaner which is arranged at a rear side of an engine for a vehicle, a rear suspension which extends vertically at the rear side of the engine, and a first injector which is attached to t...
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JP2022089479A |
To discharge vaporized fuel even if a fuel pump sucks the vaporized fuel when fuel in a fuel tank is boiling, and suppress generation of vaporized fuel in the fuel pump caused by heat generation amount of the fuel pump.In an engine devic...
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JP2022089478A |
To detect boiling of fuel in a fuel tank.A target discharge flow rate of a fuel pump is set by using feedback control using a proportional term and an integration term on the basis of a difference between fuel pressure that is pressure o...
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JP2022089018A |
To provide a novel fuel supply device omitting a fuel pressure sensor.A fuel supply device 1 includes a fuel pump 62 arranged in a fuel tank 60, a control device 100 for controlling the discharge amount of the fuel pump, a fuel pipe 64 t...
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JP7082561B2 |
An air intake structure of a saddle riding vehicle disposed on a saddle riding vehicle that includes intake system components above an engine, the engine includes a plurality of cylinders aligned at least in front and rear, the intake sy...
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JP7069217B2 |
A process unit for hazardous material, the process unit comprising an inner wall extending between a proximal inner flange and a distal inner flange and defining an inner passage for transport of the hazardous material and a process cont...
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JP7040301B2 |
To suppress noise and the vibration of the piping which are generated when a check valve arranged at the fuel piping is valve-closed by the propagation of the pulsation of fuel by adjusting fuel pressure, in a fuel supply device.In a fue...
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JP2022030578A |
To provide a fuel heating device which can sufficiently vaporize fuel by a fuel heating device at a start of an engine by a motor.A fuel heating device 13 comprises: a fuel heating part 131 for heating fuel; and a control part 132 for pe...
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JP7018753B2 |
To surely and stably join case members to each other by a simple constitution.First and second casings 16, 20 constituting a flow rate control device 10 have first and second flange parts 36, 50, respectively, which are oppositely connec...
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JP7003681B2 |
To improve a flow of intake air which is introduced into a cylinder from an intake port.An intake manifold of an internal combustion engine comprising a first intake port 11 and a second intake port 12 each introducing intake air into a ...
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JP7003680B2 |
To effectively promote the mixing of fuel and fresh air with simple structure.Fuel injection structure of an internal combustion engine comprises: intake manifolds 20, 40 supplying intake air to an intake port 12 provided in a cylinder h...
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JP6994447B2 |
To provide an internal combustion engine control device capable of more appropriately suppressing the adhesion of injected fuel to the inner wall of an intake passage and an intake valve even when there is a need for changing over to het...
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JP6994998B2 |
To provide a guide member capable of generating tumble efficiently in a combustion chamber to improve a tumble ratio, an engine including the same, and a method for manufacturing the engine.A guide member 40, which is provided in an inta...
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JP2022007118A |
To cause a fuel pump to perform appropriate pressure-feeding of fuel to downstream side.A low pressure pump 52 has a pressurizing unit pressurizing fuel in a fuel tank 51, and an external opening portion provided at a position on the opp...
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JP2021195872A |
To provide an abnormality diagnosis system of a fuel supply system capable of diagnosing the progress of deterioration of a check valve before impairing a function of the check valve.In an abnormality diagnosis system 600, a memory devic...
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JP6968977B2 |
A fuel injector is described which is able to be preassembled in a receiving opening of a fuel-distributor line in a loss-proof manner in a structural unit in the form of a fuel charge assembly for transport to the final assembly at the ...
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JP2021179198A |
To provide a controller capable of using an upstream side fuel injection valve for engine starting while suppressing fuel storage during combustion at the initial stage of starting including first explosion, for an internal combustion en...
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JP6968636B2 |
To provide an intake control device which can introduce intake pressure in an intake pipe into an intake pressure sensor without the need of using a pressure introduction pipe.An intake control device 1 comprises: a body 4 integrally hav...
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JP6963516B2 |
A throttle device of the present invention is provided with: a throttle valve (30) which opens and closes a main passageway (12); a body (10) which includes the main passageway (12) and a sub-passageway (14) that bypasses the throttle va...
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JP6942570B2 |
To provide an intake control device capable of disposing an intake pressure sensor and a coupler with a high degree of freedom, without being restricted by the existence of a motor.An intake control device 1 includes: intake pipes 2a and...
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JP2021143613A |
To sufficiently promote gasification of injected fuel even when intake air has a low temperature.A fuel injection device includes an injector 26 for injecting fuel into an intake port 22 from which intake air is sucked. The fuel injectio...
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JP2021116715A |
To energize a fuel injection valve in a well balanced manner with a stable energizing force in a support member which resiliently energizes the fuel injection valve closer to an engine.A pair of base sections Sb includes first and second...
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JP6909679B2 |
To provide an intake control device which can supply a prescribed quantity of bypass intake air even if a capacity of a bypass flow passage is relatively small.An intake control device 1 controls an intake amount of an internal combustio...
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