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WO/2020/150624A1 |
Presented is a method, system and apparatus for fuel flow control. An exemplary fuel flow control apparatus includes a fuel inlet operable to receive a flow, and a fuel shut-off valve fluidly connected to receive the flow from the fuel i...
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WO/2018/226369A1 |
Testing of various chemicals has yielded new chemicals and chemical mixtures for the use of removing carbon deposits from the internal combustion engine. Some of these chemicals and chemical mixtures have proven to work better across man...
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WO/2017/110321A1 |
A vaporizer (11) is provided with: a shared path (46); a main air bleed path (43) and a slow air bleed path (45) which are individually connected to the shared path (46); a first valve body (47a) which changes, in the shared path (46), t...
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WO/2014/076950A1 |
A cost of an engine working machine is suppressed, and startability of an engine (10) is improved. In an engine working machine for driving a working tool by using an engine (10) including: a fuel tank (27); a carburetor (35) for supplyi...
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WO/2014/011653A2 |
Fuel efficiency of small carbureted engines can be improved through the use of a fuel shut off valve that ceases fuel flow in the carburetor upon determination that the engine throttle has been closed and the engine is not at or near an ...
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WO/2013/127705A1 |
The invention relates to an internal combustion engine (1), more particularly for a motor vehicle, comprising a cylinder head (2) which has a plurality of intake channels (3) leading to combustion chambers (53) of the internal combustion...
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WO/2013/094425A1 |
Provided are a tamper cap (30) which is fitted onto a pilot screw (20)and synchronously rotates the pilot screw (20), engaging portions (26-1, 26-2, 33) for engaging the pilot screw (20) and the tamper cap (30), a plurality of elasticall...
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WO/2012/052260A1 |
Throttle device (1) for changing the air quantity which can be guided through an intake pipe (2) for an internal combustion engine, comprising a sealing body (3) which can be moved between a closed position and an open position, an appar...
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WO/2010/081595A1 |
Throttle plate devices are known, having a throttle plate disposed in a through channel and a bypass channel bypassing the throttle plate, said bypass channel comprising a bypass chamber connected to the through channel upstream of the t...
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WO/2008/145973A1 |
A carburettor includes a primary air passage (19), an adjustable throttle valve (8) situated within the primary air passage, a fuel supply nozzle (28) communicating with the primary air passage and connected to a fuel metering valve for ...
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WO/2007/145311A1 |
A valve device that has a simple structure, is small in size, low in cost, and light in weight, and can reliably perform opening and closing operation. The valve device has a valve body (20) having a predetermined outer peripheral surfac...
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WO/2007/079608A1 |
A carburettor which can be prevented from being re-regulated and a mehtod for preventing the carburettor from being re-regulated ,said carburettor comprises an idle adjust screw , an idle jet and a thread hole communicating with the idle...
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WO/2007/055791A1 |
A fuel injector (32) for a work machine (5) is disclosed. The fuel injector has nozzle member (56) having at least one orifice (84) and a needle valve element (58) having a tip end (86). The needle valve element is axially movable to sel...
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WO/2007/008449A1 |
A charge pump (200) can be used with a bus-powered device connected to a bus. The charge pump (200) comprises a power connection (210) from the bus carrying a DC power signal constrained to not exceed a given current limit and a given vo...
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WO/2005/076922A2 |
A carburetor for an internal combustion engine having a body that fastens at a first end to an air filter and at a second end to the intake port of a cylinder head. The body has an intake bore formed in the first end that receives air fr...
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WO/2005/068817A1 |
The invention relates to an inlet device (1), for an internal combustion engine, comprising an inlet plenum (2), with at least one air inlet opening (3) and several outlet openings (4-7), connected by means of a provided mixing duct (8-1...
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WO/2005/026520A1 |
A carburettor is connected into the inlet duct (48) of an internal combustion engine. The inlet duct is divided by a dividing wall (64) into a rich passage (42) and a lean passage (44). The carburettor includes a fuel chamber (4) and def...
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WO/2004/101978A1 |
A mode switch (37) selects a low idle mode for lowering the rotational speed of an engine (31) down to a low idle state, or an idling stop mode for bringing about an idling stop state. Operation of a one-touch low idle switch (27) produc...
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WO/2003/033900A1 |
The invention relates to a method and a device for pulverising liquids using gas flows. According to the invention, the liquid is guided through an outlet into a pulverisation chamber and is pulverised in fine droplets. The liquid jet le...
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WO/2001/098644A1 |
A bypass intake amount controller, wherein a bypass valve (5) comprises a valve housing (6) having a valve hole (10), an inlet hole (11) communicating to the upstream side of a bypass route (4), and an outlet hole (12) communicating to t...
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WO/2001/036804A1 |
The invention is directed to a dual barrel carburetor (10) for a motorcycle. The preferred carburetor (10) includes a novel combination of a fuel bowl assembly (20), a metering assembly (30), a main body assembly (40), and an air plenum ...
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WO/2001/000980A1 |
The invention relates to a common rail injector which comprises an injector housing (2) that is connected to a central high-pressure reservoir via a fuel inlet (3), and which is supplied with fuel from a fuel tank. The fuel arrives insid...
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WO/2000/020742A1 |
A throttle body (30) and bracket assembly (10) permits the joining of the bracket to the throttle body without fasteners by incorporating preselected and complementary geometries on a mating portion of the bracket and on a portion of the...
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WO/1999/054650A1 |
In an EGR valve or an ISC valve used as control valve unit for regulating the passing quantity of controlled fluid circulating in internal combustion engines for automobiles and the like, the fluid path is provided within a housing and a...
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WO/1997/048897A1 |
Fuel-air mixture apparatus (1) has a body (2) adapted for connection via a flange (3) to an air cleaner housing (3') and to an engine inlet manifold (4'). In the body (2) is arranged a primary air passage (5) having an inlet (6), an adju...
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WO/1997/030285A1 |
A valve (41) comprises an inlet (43), a first outlet (49) and a second outlet (55). A first valve member (57) of the valve (41) cooperates with a valve seat (59) of the first outlet (49), and a second valve member (61) of the valve (41) ...
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WO/1996/017163A1 |
A carburetor fuel adjusting device including caps (40) having twoappendages (48, 49), and engagement areas (43) to engage valve extensions (8, 16) of fuel adjustment valves (4, 12) of a carburetor. The caps are retained by a retainer (21...
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WO/1996/012882A1 |
Fuel supply system (1) for internal combustion engines, arranged in a suction channel (2) leading to the engine body proper, said system (1) comprising one or several air-regulating valves (5, 6) and one or several nozzles (3, 3'). A cav...
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WO/1996/012884A1 |
A limitation device which limits post-adjustment rotation of an adjustment screw (10) on single adjustment screw carburetors (20). In one embodiment, the limitation device uses a limiter cap (100, 200) removably attached to the adjustmen...
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WO/1996/007821A1 |
In a device for regulating the idling speed of an internal combustion engine (12) by controlling the quantity of fuel which can be supplied from a fuel tank (10) to the engine via at least two supply lines, the cross-section of a first v...
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WO/1995/022023A1 |
An inner circumferential surface of a housing (1) rotatably supports a rotary shaft (4) via a pair of bearings (3), and a valve disc (5) fixed to the rotary shaft (4) controls the opening of at least one of inlet hole (19) and outlet hol...
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WO/1995/009301A1 |
A system (10) for controlling fuel supply to an internal combustion engine via a carburettor. A solenoid valve (4) associated with the fuel supply selectively controls flow of fuel in which a throttle position sensor (2) generates a thro...
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WO/1995/002119A1 |
An arrangement and method for regulation of idle speed and charge pressure in a supercharged combustion engine (1) which engine includes an idle speed valve (20) arranged in a shunt channel (21) by-passing the throttle (9) and waste-gate...
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WO/1994/004807A1 |
In a prior art actuator the stator is either made in two parts or the exciting winding must be fitted directly on the stator, involving a laborious production process. The novel actuator is intended to provide simple and economical produ...
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WO/1994/004811A1 |
In a rotating actuator, especially with the use of plastic intake pipes and connections, noise is produced as a result of turbulence which should be prevented. To this end there are plane boundary surfaces (25) at the throttle aperture (...
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WO/1992/014090A1 |
The invention concerns a device for processing the surfaces of pipes, for instance for winding them with anti-corrosion tape, the device having a tool carrier, fitted with rollers, which can be placed against the pipe surface. The angle ...
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WO/1992/011454A1 |
A device for interacting with a throttle of a carburetor (3) to produce a second, constant idle speed having a ram arm (15) with a first end engaging the throttle when the arm is in a forward position; a vacuum-operable diaphragm (23) at...
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WO/1992/010662A1 |
Disclosed is a control unit for the regulation of the flow cross-section of a feed line, in particular a feed line for an internal-combustion engine. The control unit has three assemblies: a regulator-unit housing (13) with a flow channe...
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WO/1992/010664A1 |
A rotaty actuator for adjusting the angle of rotation of adjusters, especially a throttle to determine the flow cross-section in a line for internal combustion engines, has an electric servomotor (15) with a two-pole stator (18) and a tw...
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WO/1992/010663A1 |
A rotating actuator for adjusting the angle of rotation of adjusters, especially a throttle to determine the flow cross-section in a line for internal combustion engines, has an electric servomotor (15) with a two-pole stator (18), a sta...
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WO/1992/008889A1 |
An improved vacuum operated air valve for incorporation into the idle fuel port of an automotive carburetor. The valve includes a valve seat (20) having an inner conically-shaped area (26) and a surrounding planar area (25). The valve me...
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WO/1991/016536A1 |
The invention relates to a carburetor for gasoline engines, in which the inflow-channel (1) for idle running is arranged symmetrically in respect to the axis of the throttle valve (4). Dimension of the main nozzle (22) is selected so, as...
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WO/1991/014090A1 |
To prevent the noise which develops in a governor (1) due to the passage of air, and to prevent the abrupt changes in the air torque which occur on the rotary valve (6) and which affect control, the closing element (25) of the rotary val...
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WO/1991/010827A1 |
A valve assembly (10; 110) of novel configuration is associated with the main air induction passage of a fuel-injected, spark-ignited, automotive internal combustion engine for the purpose of regulating the idle air flow. The valve assem...
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WO/1991/002894A1 |
The aim of the invention is to obtain a rotating actuator (1) with a rotary slide valve, in particular for controlling the cross-section of a choke, in which the sealing of the pneumatic part (16) and the electrical part (17) is improved...
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WO/1991/002893A1 |
In order to simplify the structure and mounting of an idle running rotary actuator (1) having a rotary valve (3) that controls the throttle cross-section of the bypass line (4) in an internal combustion engine, the field coils (8) of the...
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WO/1991/002367A1 |
The aim of the invention is to obtain an electrical governor, preferably for controlling the combustion air in an internal combustion engine, which is simple and compact. At the same time, fluid leakages are to be reduced. To this end, t...
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WO/1990/015238A1 |
The invention relates to a circuit arrangement to reduce fuel comsumption and emission of polluting material of I.C.E. driven vehicles. The pedal clutch, in its upper play range, operates an idle run braking clutch switch (2), thus braki...
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WO/1990/009516A1 |
An internal combustion engine air supply system having a first air intake passage (11) through which air can flow to the engine (8) with a driver actuated mechanism operatively coupled to a first control means (12) to vary the air flow t...
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WO/1989/002981A1 |
A throttle assembly (10) for an engine comprising: a primary throttle plate (16) rotatably mounted on a first shaft (18); linkage (22) for rotating the first shaft (18) in response to operator demand; a second throttle plate (42) receive...
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