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WO/1995/029335A1 |
An IC engine fuel supply system (10) having a vapourisation chamber (30) which has a foam mantle (48) for suspending fuel in a flow of air from a venturi inlet (72) for vapourising the fuel. The vapourised fuel is mixed with the air in a...
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WO/1994/016211A1 |
A carburettor metering system comprises a fuel evaporator (113) consisting of porous parallel plates (114) with their lower portions immersed in fuel (121), fuel metering means (122) for supplying fuel to the evaporator (113), and a lami...
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WO/1994/004812A1 |
The invention concerns the generation of homogenous mixtures having a freely selectable composition. The mixture is made using a rotary distribution vessel (1) with its own motor (6) and metered quantities of fuel mixture are introduced ...
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WO/1991/007582A1 |
For better automotive fuel economy and environmental quality in an engine, a mixture heating chamber (1) is attached to an engine exhaust manifold. A U-shaped air tube (7) is connected to the mixture heating chamber (1) for supplying hea...
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WO/1991/007581A1 |
In an evaporation carburettor for an internal combustion engine with a float chamber (9) containing a fuel (11), a fuel inlet (13) opening into the float chamber (9), a float needle valve (14) co-operating with the float (12) located in ...
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WO/1991/006757A1 |
A fuel vaporization unit (10) for delivering fuel vapor and air to an induction passage of an internal combustion engine, the unit (10) including a vacuum chamber (11) having air inlets (12, 13, 14) for transport air, the transport air b...
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WO/1991/004404A1 |
The fuel feed device in combination with a rotor carburation system assures the latter a continuous supply of the fuel needed. When closed, the ball (21a) and ball seat (21b) provide a seal which is practically impossible with a valve sl...
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WO/1991/003635A1 |
A carburettor metering system is provided for use in a fuel combustion engine having loads ranging from part load to full load. The metering system comprises a fuel wick chamber (58) for vaporising liquid fuel into an air flow at a relat...
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WO/1990/004095A1 |
A vaporising nozzle which comprises a wall (16) of porous material through which a liquid to be evaporated percolates from one side thereof into a gas stream at the other side thereof and a thermoelectric device (30) located at or adjace...
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WO/1989/012810A1 |
A mixture control device is disclosed that is used to test internal combustion engines. The device is usually temporarily installed on an engine to test catalytic converters, to clean internal engine parts or to determine specific operat...
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WO/1989/012163A1 |
A device comprises a rotor (4) arranged and rotatably mounted in the inlet manifold. The rotor (4) surrounds a hollow casing (5), on the outer wall of which wings (2, 3) are arranged. A nozzle holder (26) which carries the injection nozz...
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WO/1989/000240A1 |
A vaporising nozzle comprises a wall of porous material, for example sintered bronze, through which the liquid to be evaporated percolates. The liquid may be, for example, petrol. At the other side of the wall the liquid atomises or vapo...
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WO/1987/002414A1 |
An apparatus for reducing or eliminating the occurrence of vapor lock in two-cycle engines isolates the fuel pump (16, 31, 50) from the heat radiating engine block (13) in a two-cycle, air cooled engine (12) spaces the fuel pump (16, 31,...
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WO/1986/004959A1 |
A movable jet of fuel emitted under low pressure from a group of small holes distributed over an area is linked to the throttle plate (7) of a carburetor such that the excessive amount of fuel at partial load falls into a drainage area a...
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WO/1985/003330A1 |
A system for modifying and utilizing hydrocarbon fuels consisting of approximately two-thirds light fuel fractions and one-third heavy fuel fractions by volume in the operation of an internal combustion engine. The system includes a firs...
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WO/1985/001549A1 |
A fuel metering and distribution system for an internal combustion engine comprising an open fuel reservoir (18) into which fuel is metered and a set of capillary tubes (20) each extending from the fuel reservoir (18) to a point in an in...
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WO/1985/000411A1 |
A dose measuring device/mixer of fuel, water and air for internal combustion engines, consisting of the heating under pressure and evaporation of water in a magnetized chamber (2); the evaporation under pressure of the fuel, and the mixt...
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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/1984/003735A1 |
In said device associated with a rotary carburator, the passageways of an idle conduit (17a, 17b) and of an air conduit (23) connecting the suction channel (2) to the atmosphere are controlled by means of a regulating member (22) and as ...
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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/1982/004463A1 |
Method and arrangement for supplying a combustion-promoting liquid medium (2) into the suction line of an internal combustion engine under the influence of the vacuum on the engine suction side. In a container (1) for the liquid medium (...
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WO/1982/003660A1 |
Hot water is transmitted from an automobile's cooling system (18, 28) to a fuel vaporizer (20) wherein it is utilized to heat gasoline to a vapor state. Air (56) is drawn into the fuel vaporizer utilizing carburetor vacuum and is added t...
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WO/1982/001397A1 |
A device for the carburation of a fluid fuel, in particular petrol and for mixing with air. The device can be well used as a carburettor for gasoline engines. The essence of the carburettor according to the invention lies in that it has ...
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WO/1981/003357A1 |
A fuel system especially designed for use with an internal combustion engine (10) or the like, which fuel system is operable therewith to provide fuel fumes or vapor to the engine (10) from a source of liquid ignitable vaporizable fuel. ...
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WO/1981/001032A1 |
A mixing chamber for an intake manifold, which is positioned between the carburetor and the intake manifold. The device could be constructed as an integral structure with the intake manifold or might well be an add on item which is mount...
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WO/1979/000234A1 |
The charge for an internal combustion engine is comprised of a mixture of heated fuel-vapor-laden air and ambient air drawn through an air filter in a conventional manner. The vapor-laden air is obtained by first heating air in a heat ex...
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WO/1979/000053A1 |
A fuel economy system for an internal combustion engine which, when installed in a motor vehicle, obviates the need for a conventional carburetor, fuel pump and gasoline tank. The system operates by using the engine vacuum to draw fuel v...
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JP7190281B2 |
A needle valve body (220) has a needle hollow part (230) and a slit (232) extending in an axial direction and opened forward in a tip region. The carburetor body (B) has a body hole (202) receiving the needle valve body (220) in a longit...
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JP7158257B2 |
To stabilize engine operation by ending unstable engine operation in a short time.A laminar scavenging two-cycle engine is configured to supply leading air supplied to a scavenging passage 18 to a combustion chamber 12 to promote scaveng...
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JP7152008B2 |
To provide a needle which can reduce the number of part items, and man-hours at manufacturing, and can suppress the occurrence of the breakage of a needle core rod.A needle 7 inserted into a circulation hole 3e of a valve main body 3 of ...
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JP7125052B2 |
To provide a walking type snowplow in which an engine malfunction is less likely to occur due to being placed in a cold environment.A walking-type snowplow comprises: a machine body; an engine 5 having a carburetor 56 and a cylinder bloc...
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JP2021025429A |
To provide a primary pump which supplies a fuel for start-up to a carburetor used to mix a fuel with air and supply the mixture to an engine, such as a general purpose engine, and which is configured to achieve cost saving and space savi...
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JP2020094515A |
To provide a diaphragm type carburetor which improves startability of an engine and performance stability during ordinary driving in simple configuration.A diaphragm carburetor 1 comprises: a pressure regulation unit 10 in which a fuel c...
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JP2019199816A |
To resolve the problem on shape finishing accuracy of a fuel discharge port of a fuel nozzle, without increasing the number of components.It has been found that the problem can be solved by using a liquid crystal polymer as a material of...
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JP2019052593A |
To reduce an inflow amount of fuel that unintentionally flows into an air intake passage after operation of an engine is stopped.A carburetor 30 provided in an air intake system 28 of an engine 1 comprises a fuel chamber 50 capable of st...
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JP6446193B2 |
An internal combustion engine has an intake channel which opens via a first valve into a crankcase of the engine. The first valve opens at a first frequency (f1). The engine has a second valve, which controls the quantity of fuel supplie...
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JP6433768B2 |
A carburetor provided with a cap that prevents removal thereof by willful and forcible over-operation or destruction by a user, that is easily assembled without increasing the number of components, and that is a control means of an adjus...
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JP6345549B2 |
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JP2018071370A |
To provide a carburetor capable of maintaining the work efficiency of maintenance and the like irrespective of addition of wiring.A carburetor 11 comprises a position sensor PS that detects the moving amount of a throttle valve 19 on the...
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JP2018071478A |
To make a light weight formation of a carburetor while preventing fuel from being frozen.A carburetor main body 14 constituting a carburetor 10 comprises a first body 16 made of resin material and a second body 18 connected to the first ...
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JP6317902B2 |
The securing element screws a head portion (13) of adjustment screws (10,11) into a gasifier housing (2). A retained cap (20) made of plastic is fixed to a wall case (30) of gasifier housing. The adjustment screw is fixed to a rotational...
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JP2018003674A |
To prevent an engine from being stopped that is caused by nonstop entry of fuel accumulated in an intake passage of an insulator into a cylinder when an engine main body is inclined.A 2-stroke type engine comprising a cylinder having a c...
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JP2017535723A |
In at least some embodiments, the carburetor comprises a body, a fuel pump diaphragm, and a pressure pulse passage. The fuel pump diaphragm is supported by the body, forming a fuel chamber on one side of the fuel pump diaphragm and formi...
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JP2017133384A |
To restrain inflow of oil from an inside of a crank chamber of an engine into a pulse passage.An engine blower 1 includes an engine 4 as a driving source, and a diaphragm type carburetor 10 for forming an air-fuel mixture. The carburetor...
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JP6165666B2 |
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JP6148571B2 |
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JP6093158B2 |
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JP2017025809A |
To provide a support structure of a carburetor capable of promptly carrying out restart after engine stop.A support structure of a carburetor 2 is equipped with a gasoline engine 1 and the carburetor 2 adjacent to the gasoline engine 1, ...
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JP2016211510A |
To preferably supply fuel to a carburetor from a diaphragm while inhibiting malfunction of the diaphragm in an engine device having a four-cycle engine.In the engine device, a pressure passage 61 for connecting an inner space 38 constitu...
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JP2016186247A |
To provide a fuel supply device having a fuel passage opening/closing valve combining good followability and the merit of fluororubber.A fuel supply device 1 includes a fuel passage 3 through which fuel supplied from a fuel tank 2 passes...
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