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WO/1989/004919A2 |
A pico fuel injector valve (10) adapted to be received in an injector socket provided in an air intake manifold (12) of an internal combustion engine having an integral fuel rail (14). The fuel injector valve has a magnetically permeable...
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WO/1989/002526A1 |
A feedback fuel metering control system is provided for an internal combustion engine and eliminates the need for high pressure fuel injectors, a high pressure fuel pump and a constant fuel pressure regulator. The system senses the amoun...
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WO/1988/009871A1 |
An auxiliary fuel supply system is provided for a two cycle internal combustion engine (302). A first fuel line (350) supplies fuel from the fuel pump (338) to a solenoid (352) which is continuously cyclable between ON and OFF states dur...
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WO/1988/009434A1 |
A disadvantage of known devices for controlling idling in internal combustion engines is that full opening of a control cross-section is attained only after the maximum adjustment path is traversed, which requires a very high exciting cu...
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WO/1988/009435A1 |
A disadvantage for controlling idling in internal combustion engines is that when the adjusting motor is excited and the spring fails to operate, the device is fully opened and in consequence the internal combustion engine contains a dan...
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WO/1988/008487A1 |
Airflow in an outlet pipe (1) of an engine is assessed by the position of an airflow measuring member (2) movable in a divergent portion (7) of the inlet pipe (2) against the action of a spring. Movement of the member (2) causes correspo...
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WO/1988/008076A1 |
An injection- and regulating system for internal combustion engines with injection nozzles (32) for at least one fluid, for example the fuel and/or an additive, and incorporating pneumatically operable pressure sensors (17, 19) communica...
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WO/1988/007627A1 |
In order to enhance fuel integrity in the fuel injection system for an internal combustion engine, the fuel injector seats (18) together with the associated fuel feed and return passages are formed in a single block (10) which also inclu...
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WO/1988/007628A1 |
A fuel injection system for a multi-cylinder internal combustion engine comprising a rigid elongated unitary member (11) incorporating a gas supply duct (13), a fuel supply duct (14) and a fuel return duct (15), each extending in the dir...
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WO/1988/002815A1 |
A device at internal combustion engines of the kind that incorporates means for supplying at least one fluid, which can be the fuel for running the engine, or a fluid other than the fuel, and which means consists of one supply line (19),...
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WO/1988/002067A1 |
In order to enhance fuel integrity, the fuel injectors (18) together with the associated fuel feed and return passages (22) and (24) are formed in a single block (10) which also includes the air feed passages (16) to the engine cylinders...
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WO/1988/001688A1 |
In a two cycle internal combustion engine (2), a fuel injection system is provided with a low profile compact intake manifold (22) mounted to the crankcase (8) by an adaptor plate (24) and defining an intake air flow path in a first dire...
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WO/1988/001347A1 |
Plugging of fuel injectors for internal combustion engines is reduced by depressurizing the fuel pressure line which feeds the injectors, promptly after shutoff of ignition. Reduction of deposits assists in maintaining drivability and fu...
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WO/1988/001344A1 |
A marine fuel supply system for a fuel injected engine (10) deadheads a high pressure fuel line (27) with a closed-end connection to the fuel injectors (24) without a recirculating return fuel line to the fuel injection pump (25) and wit...
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WO/1987/000583A1 |
A fuel injection method and apparatus for in-cylinder injection in an internal combustion engine. Compressed air is used to inject the fuel through an injection nozzle (43) particularly shaped so that different fuel spray patterns are pr...
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WO/1987/000578A1 |
In a spark ignition engine, fuel is injected directly into the cylinder volume. In order to obtain improved levels of combustion efficiency and reduced emissions the position of the fuel cloud within the cylinder volume is varied with en...
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WO/1987/000584A1 |
A nozzle for the injection of liquid fuel by compressed gas which produces a generally circular first array of gas-entrained fuel droplets and a second array of gas-entrained fuel droplets within the first array. The preferred nozzle has...
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WO/1987/000575A1 |
In a two-stroke spark ignition engine, fuel is injected through the cylinder wall at a location opposite to and above the level of the exhaust port (120). The fuel is delivered in the form of a number of streams such as, for example, str...
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WO/1986/000960A1 |
A method and apparatus for metering fuel to an engine wherein a continuous supply of fuel is provided by a pump (14) to a fixed capacity chamber (11) and gas under pressure is admitted periodically to said chamber to maintain in the cham...
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WO/1986/000667A1 |
In a two-stage fuel pump (14) liquid fuel passes via gear pump (24) and radial piston pump (28) to two similar metering fuel distributors (32), (34). Delivery from piston pump (28) is variable by means of an eccentric piston drive arrang...
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WO/1986/000669A1 |
Device for continuous fuel injection into the intake manifold of a multicylinder and mixture-compressed internal combustion engine, with an air pump (9) for the transport of a carrier air stream deviating from the intake manifold (2) and...
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WO/1985/000412A1 |
The single fuel outlet opening (17) arranged laterally on the rotor body (2) of the rotor carburettor is connected to the exhaust opening (11) of the fixed fuel supply pipe (10) coaxial with respect to the rotation axis of the rotor (8) ...
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WO/1984/004798A1 |
A throttled fluid mixing device comprises a valve having an axially extending valve casing (2) containing a disc-shaped valve member (3) located axially within said casing and arranged for axial movement relatively to a flared inner wall...
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WO/1984/004568A1 |
Apparatus for the distribution of measured quantities of liquid fuel into the induction tracts of a multi-cylinder spark ignition internal combustion engine in which a single fuel metering device (33) is arranged to deliver metered quant...
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WO/1984/000606A1 |
There is proposed a volumetric control device acting on a liquid, a gas or an emulsion and comprising a rotary body arranged within a housing having openings to be connected for example with bags. The rotary body is actually displaceable...
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WO/1983/004282A1 |
The annular groove (20) intended to seal the rotor (14) of the device and which extends about a fuel feed spindle (8) is connected by means of a roller bearing (7) to a pressure chamber (40) for sucked air. When the rotor (14) is driven ...
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WO/1983/000533A1 |
In this device a first solenoid valve (5) is provided to inject fuel in synchronism with the frequency output of a vortex meter (4) detecting the amount of air being sucked into an internal combustion engine, and a second solenoid valve ...
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WO/1983/000191A1 |
Fuel for a working cylinder chamber (8) of an internal combustion engine is drawn through an atomising nozzle (39) from an accumulator (30). Fuel is supplied by a low pressure source (12) through a variable constriction (16) linked to th...
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WO/1982/004464A1 |
An internal combustion engine comprises a flow control device (6), for controlling the flow of petroleum fuel into the engine, and which comprises regulator elements (18, 19), the relative positions between which controlling the flow rat...
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WO/1982/004097A1 |
A system for controlling the fuel supply towards an internal combustion engine, comprising a fuel injection nozzle (20) connected to a fuel reservoir (13A, 13B, 13C) by means of a fuel metering pump (14) coupled to a variable speed drivi...
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WO/1981/002913A1 |
A fuel-air metering system functioning according to precise flow and geometrical equations. An air throttle valve (1) and fuel valve (12a) are positively linked with the flow cross-sectional area of each valve proportional to that of the...
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WO/1981/001879A1 |
A gas mass flow rate detector for detecting the mass flow rate of gas flowing in a passage exerts a force for operating a valve just in balance with a force produced by the pressure difference between the front end and the rear end of a ...
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WO/1981/000432A1 |
The device for dosed atomization of fuel in order to form an air-fuel mixture in the suction line of internal combustion engines comprises a rotary truncated cone shaped atomization body (6). A truncated cone-shaped suction body (1) of s...
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WO/1981/000020A1 |
A fuel injection device of the type for correcting an air/fuel ratio by controlling the flow rate of a fuel metering gate disposed in a fuel supply passage with air flow detecting means for detecting the air flow intaken into an engine a...
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WO/1980/002183A1 |
A fuel injection control device comprising a timing body (5) rotating between surfaces of two normally stationary bodies (4 and 6), each body having periodically alignable fluid conduit means to time, meter and distribute pressurized flu...
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WO/1979/000205A1 |
In the operation of some types of fuel injected carburetors, it is necessary that the air valve and fuel valve be of simple construction and controlled by common linkage. In the instant carburetor the air valve (40) is operatively connec...
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JP7443622B2 |
Provided is an intake structure for an internal combustion engine that makes it easy to obtain an air-fuel mixture that is advantageous for improving combustion efficiency. In the present invention, an intake passage 50 of an internal ...
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JP7442926B2 |
A two-stroke internal combustion engine having at least one cylinder provided with a combustion chamber and an outlet and having a crank housing provided with a crank shaft. The housing is flow-connected to the combustion chamber via at ...
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JP2024504649A |
The present invention is a gas injector (1) for injecting gaseous fuel, which includes a magnetic actuator (2) having an armature (20), an inner magnetic pole (21), and a coil (22), and a valve seat (90). ), the closing element (3) openi...
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JP7420457B2 |
To prevent a port-wet phenomenon while making use of advantages of a port injection type, in an internal combustion engine.An injector 20 is a type that can eject fuel by miniaturizing it to about 40 to 45 μm and reducing the penetratio...
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JP7403572B2 |
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JP2023176982A |
To reduce attachment of fuel to an injector.A fuel injection device provided on an engine has: a nozzle portion having an injection hole for injecting a fuel; and a body portion on which a fuel flow channel for supplying the fuel to the ...
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JP7393377B2 |
This engine (1) has a combustion chamber (61), and burns gaseous fuel mixed with air flowing through an air supply passage (63) to generate motive power. The engine (1) comprises a gaseous fuel supply section (55). The gaseous fuel suppl...
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JP7385353B2 |
To perform complete combustion at a warmup operation, and to promote the stability of combustion at each cylinder bore, in an internal combustion engine.Main injectors 13 are arranged at intake ports 6 formed at a cylinder head 3, and an...
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JP7381177B2 |
To improve the sureness of an operation, in an injector which can change an injection direction of atomized fuel according to an engine temperature.An injector 13 has a constitution in which a nozzle plate 26 is arranged at a tip of a bo...
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JP7376337B2 |
To suppress the generation of a flow of a magnetic flux that prevents the movement of each moving core, in a fuel injection valve having two moving cores.A fuel injection valve 100 is equipped with a housing 20 having a longitudinal dire...
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JP7365512B2 |
The present invention provides an internal combustion engine and a fuel injection valve. A breakup location of a spray from the fuel injection valve that sprays fuel to an intake port located upstream of an intake valve is set upstream o...
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JP2023151362A |
To provide a new configuration capable of contributing to downsizing an internal combustion engine.An internal combustion engine E according to one embodiment of the present invention comprises: an engine body B compartmentalized into a ...
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JP2023137435A |
To provide a two cycle engine which enables lubrication and cooling to be performed at a large end with a small amount of a mixed fuel.An engine 1 includes: a crank case 6 connected to a cylinder 2; a crank mechanism 7 which is disposed ...
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JP7347001B2 |
To further surely protect a fuel injection valve at a collision of a vehicle.In an engine 3 having an intake manifold 24 and a fuel injection valve 31, the fuel injection valve 31 is arranged between the intake manifold 24 and an intake-...
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