Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 3,987

Document Document Title
WO/2016/210309A1
A carburetor may include a main body including a fuel and air mixing passage and a fuel bowl having a latch and a body defining a fuel chamber. The body is imperforate and the latch engages the main body to at least in part retain the fu...  
WO/2016/126839A1
A carburetor fuel flow control device having an elongate annular body received in a cavity with an inlet in its sidewall communicating with a fuel supply passage and an outlet downstream of the inlet and adjacent to an end of the body, a...  
WO/2016/073697A1
In at least some implementations, a carburetor includes a body, a fuel pump diaphragm and a pressure pulse passage. The fuel pump diaphragm is carried by the body and defines in part a fuel chamber on one side of the fuel pump diaphragm ...  
WO/2016/066715A1
A carburettor for supplying gaseous fuels in internal combustion engines, comprises a main body in which there are defined an intake section, a first pressure reduction section, a second pressure reduction section connected to the first ...  
WO/2016/012233A1
The invention relates to a control diaphragm for controlling a fuel feed in a diaphragm carburetor of an internal combustion engine, comprising a central, substantially flat feeling region (1), a functional region (2) circumferentially e...  
WO/2016/010449A1
´╗┐The present invention relates to an arrangement (1) and method for fluid injection, comprising an injector (2), with a chamber (3) for fluid, an opening (4) and a device (5) to change the volume within the chamber (3). The arrangement...  
WO/2015/132242A1
The object of the invention is to improve a fuel-provision system for a hand-held motor-driven tool. To achieve this object, a fuel-provision system (100) is disclosed, comprising a pressurized fuel tank (10), a diaphragm carburettor (11...  
WO/2015/130932A1
A carburetor may include a body having a main bore from which a fuel and air mixture is discharged for use by an engine, a throttle valve head, a choke valve head and a flow directing feature. The throttle valve head may be carried by th...  
WO/2014/188150A1
A carburettor incorporating an air passage (5), and a fuel passage (3), and a rotating barrel (4), the rotating barrel (4) being arranged between the air passage (5) and the fuel passage (3) so that a first portion of its surface is expo...  
WO/2014/131321A1
A carburetor base of an engine is provided with an axial through hole (54), a pulsation hole channel (56) and an anti-blocking component (60). The anti-blocking component (60) is mounted inside the axial through hole (54) and is provided...  
WO/2014/120889A1
An airflow enriching device for an internal combustion engine having an intake manifold. The airflow enriching device having a reaction chamber operable to hold a supply of liquid fuel at a selected level therein, and a vapor flow contro...  
WO/2014/052385A1
A carburetor provides a supplemental fuel supply to an engine and includes a body, a fuel metering diaphragm and a fluid pump. The fuel metering diaphragm defines part of a fuel metering chamber and a reference chamber and has at least a...  
WO/2014/018723A1
In at least some implementations, a carburetor has a metering system that controls fuel flow from a fuel source to an air-fuel passage. The metering system includes a metering diaphragm sealed to a body of the carburetor to at least part...  
WO/2014/002957A1
The present invention is configured from: a fuel tank (98); a carburetor (60) provided with a diaphragm pump which drives by receiving the pressure fluctuation that occurs within a crank case (16); an electric motor (40) connected to a c...  
WO/2013/110081A1
A system for gasification of liquid fuel includes an absorber to receive liquid fuel and gas through separate ports, a vortex reactor to create a vortex of the gas and fuel droplets to enhance absorption of gas into the fuel, and a recir...  
WO/2013/079899A1
A carburettor incorporating an air passage (5), and a fuel passage (3), and a rotating barrel (4), the rotating barrel (4) being arranged between the air passage (5) and the fuel passage (3) so that a first portion of its surface is expo...  
WO/2013/076842A1
In air-fuel ratio detection for: detecting the output of a downstream sensor (10), which is a limiting-current air-fuel ratio sensor arranged further downstream than a catalyst (6) on an exhaust route (4) of an internal combustion engine...  
WO/2013/074768A1
A purge and prime assembly for a carburetor includes a purge and prime pump that alternately takes in and discharges fluid, and a plurality of passages through which fluid is routed. The passages may include a purge passage through which...  
WO/2013/037580A1
The invention relates to a pump device (100) for delivering a fluid (2) through a fluid line (3) from a fluid source (4) to a device (1) in a controllable manner, wherein a membrane unit (5) with a membrane (6) is provided, said membrane...  
WO/2013/004419A1
In order to produce an arrangement (100) comprising an air filter (10) and a diaphragm carburettor (20) for providing a fuel/air mixture for an internal combustion engine, wherein the diaphragm carburettor (20) is connected via an intake...  
WO/2012/103158A3
An apparatus, system, and method are disclosed for vaporizing fuel. A method for vaporizing fuel includes providing a fuel vaporizer 300. The fuel vaporizer 300 includes a chamber 306 for receiving a liquid, the chamber comprising at lea...  
WO/2012/103158A2
An apparatus, system, and method are disclosed for vaporizing fuel. A method for vaporizing fuel includes providing a fuel vaporizer 300. The fuel vaporizer 300 includes a chamber 306 for receiving a liquid, the chamber comprising at lea...  
WO/2012/002888A1
The invention concerns a method for controlling the fuel supply to an internal combustion engine at start-up. The fuel supply system can be set in at least two start modes, a lean mode and a rich mode, and the selection of mode is based ...  
WO/2012/002859A1
A method for controlling the fuel supply to an internal combustion engine at startup, the engine having a fuel supply system which can be set in at least two start modes, a lean mode, and a rich mode, the rich mode providing extra fuel d...  
WO/2012/001731A1
An air supply device (2) used in a two-stroke engine includes: an insulator (14) having an insulator mixture passage (17) that is in communication with an intake port (5A) provided in an engine body (1) of the two-stroke engine, the insu...  
WO/2011/138909A1
Disclosed is an air cleaner of a two-cycle engine provided with an air supply path connected to the middle of a scavenging passage by which a scavenging port provided in a side portion of a cylinder and a crankcase communicate with each ...  
WO/2011/074405A1
Provided is an engine for a working machine, wherein it is possible to use fuels having different concentrations of ethanol. A vaporizer (100) is used to adjust the mixing ratio of air and fuel within an air mixture, which is supplied to...  
WO/2011/068512A1
A fuel delivery system (100) for an internal combustion engine. The fuel delivery system (100) includes a diaphragm carburettor (102) for mixing air and fuel, a start preparation system (104) for introducing fuel into the carburettor bef...  
WO/2011/014149A1
A carburetor for a gas powered internal combustion engine having a plurality of pressure reducing stages for reducing the pressure of the gas phase in a liquified petroleum gas storage bottle prior to the mixing of the gas phase of the l...  
WO/2010/112003A1
The invention relates to a method for producing a fuel for a heat engine, in which the fuel is burned by adding a combustion gas and the fuel is pressed through a packing made of sharp-edged granules so as to increase the surface of said...  
WO/2009/122394A3
A sonic saturation system is provided that comprises at least one tank for containing a reservoir of liquid solvent; at least one gas-inlet in fluid communication with a gas compressor, for introducing gaseous solute into the reservoir, ...  
WO/2009/122394A2
A sonic saturation system is provided that comprises at least one tank for containing a reservoir of liquid solvent; at least one gas-inlet in fluid communication with a gas compressor, for introducing gaseous solute into the reservoir, ...  
WO/2009/119429A1
A fuel supply device for an engine, which can increase the amount of fuel in a mixed gas (13) with good response with respect to operation of a throttle valve (23) when the engine (14) is rapidly accelerated and which is reduced in size....  
WO/2009/116902A1
A fuel supply unit (1) is provided e.g. a carbu rettor or a low pressure injection system of an internal combustion engine. The fuel supply unit (1) include s a main air passage (3), which has a throttle valve (8, 9) mount ed therein and...  
WO/2009/086574A1
The invention relates to a carburetor, comprising a housing (1) having a connection (2, 4) each for an air current and for liquid fuel, said housing enclosing an open-pored flow body (5) for conducting the air current and the fuel, and t...  
WO/2009/067281A1
A fuel conditioning method is applicable to common rail direct injection or unit injector system. A liquid fuel is conditioned for higher-efficiency combustion in a combustion chamber. The conditioning system includes a fuel vessel (6) f...  
WO/2009/040128A1
The invention relates to an internal combustion engine and in particular to a device and a method for improving the fuel supply of the engine in order to optimise the fuel consumption by a better combustion in the engine, to reduce the p...  
WO/2009/023398A1
Carburetors for attaching to fuel-burning engines are described. The carburetors generate improved engine efficiency and reduced engine emissions by improving combustion of fuel. The carburetors include a plurality of nebulizers, each of...  
WO/2008/111880A1
A carburettor (1) for a two-stroke internal combustion engine with scavenging air, comprising: a) a carburettor main body (2) including a main air passage (9) having at least a throttle valve (16) mounted therein, the main air passage (9...  
WO/2008/060870A1
A liquid fuel supply and evaporator system for (100) use in connection with combustion-powered fastener-driving tools comprises an evaporator housing (102) which is disposed in thermal communication with the combustion chamber housing (1...  
WO/2008/050192A3
Fuel management system for operation of a spark ignition engine. The system includes a source of gasoline and a source of anti-knock fuel. A proportioning valve receives the gasoline and the anti-knock fuel to discharge a mixture having ...  
WO/2008/046719A1
A diaphragm carburettor comprises a diaphragm dosager (2) provided with a diaphragm (3) that separates a first chamber at constant pressure (4) from a second fuel dosaging chamber (5) intercepted by a valve controlled by the diaphragm, s...  
WO/2008/029875A1
An insulator (2) in which a housing (5) is integrally molded with a heat insulation section (20) at its lower part, where the housing (5) forms a part of a housing (64) of an acceleration pump (6). The construction enables the accelerati...  
WO/2008/025632A1
A diaphragm carburettor (1) for internal combustion engines, comprising: - a carburettor body (2,2') provided with a feed duct (3) of an air/fuel mixture to the engine, said duct (3) being intercepted by at least one butterfly valve (20)...  
WO/2008/024569A3
A personal or spot area environmental management system has a low pressure air supply in fluid communication with an air nozzle and a water supply in fluid communication with a water nozzle. The air nozzle and water nozzle are arranged t...  
WO/2007/133148A1
Method for controlling a fuel valve and/or an air valve supplying fuel or air respectively to a crank case scavenged internal combustion engine (1) comprising means for controlling said valve used for a supply system for combustible mixt...  
WO/2007/133126A1
Method for controlling fuel supply to a crank case scavenged internal combustion engine (1), in a fuel supply system (8) thereof, such as a carburettor (9) or a fuel- injection system, fuel being supplied to the engine (1), the fuel supp...  
WO/2007/122026A1
The present invention relates to a device for delivering and injecting fuel (8) for an internal combustion engine, comprising a rotary element (2; 10) which rotates about an axis (3), a drive (4) for driving the rotary element (2; 10) in...  
WO/2007/102486A1
A two-cycle engine (1) has a starting fuel feeding passage (200) for feeding a starting fuel from a starting fuel containing part into a crankcase (24) and also has a flow passage opening/closing means installed in the middle of the star...  
WO/2007/045439A1
A device generating combustible vapors fed to an internal combustion or diesel engine, as well to motors converted to work with natural gas, capable to boost the horsepower of said engines o to regain the nominal horsepower delivered by ...  

Matches 1 - 50 out of 3,987