Matches 1 - 41 out of 41

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7007930 Dual fuel feed system carburetor  
A carburetor dual fuel feed system has a primary passage for flowing fuel into a venturi of a fuel-and-air mixing passage, and a supplemental channel flowing fuel into a mixing passage upstream...
6972093 Onboard fuel separation apparatus for an automobile  
An onboard fuel separation apparatus separates a material fuel (gasoline) into a high-octane fuel having a higher octane value than the material fuel and a low-octane fuel having a lower octane...
6135426 Priming system for internal combustion engines  
The priming system for a dual feed internal combustion engine provides a lighter, starting fuel to the venturi, the fuel nozzle, or to the carburetor bowl for engine starting. In a first...
5667730 Float bowl attachment for carburetor  
An attachment for a fuel carburetor possesses a fuel inlet, a needle-and-seat valve disposed in the inlet, and a float attached to the needle-and-seat valve. In one embodiment, the attachment is...
4957664 Apparatus for injecting an accelerating fuel  
Several embodiments of accelerating fuel systems and methods for delivering accelerating fuel to an internal combustion engine over an extended time period. In each embodiment, the accelerating...
4594201 Multi-fuel system for internal combustion engines  
A multi-fuel system which will operate the usual factory-manufactured gasoline powered internal combustion engine efficiently on any one of a number of different fuels without modifying or changing...
4524033 Multiple fuel carburetor  
An internal combustion engine carburetor is provided with a means of remotely changing the delivery of fuel and the metering apparatus of said carburetor so that either of two (2) different liquid...
4518540 Multi-fuel carburetor  
An improved two-barrel, multi-fuel carburetor. The carburetor comprises a main body portion in which the main fuel bowl is positioned and an auxiliary body portion in which an auxiliary fuel bowl...
4462944 Carburetor with rotary mixing valve  
A mixing valve receives primary and auxiliary fuel flows within a valve mixing chamber of arcuate shape. Primary and auxiliary valve components are coaxially and rotatably disposed in the valve...
4461731 Carburetor  
An improved carburetor having a mixing passage adapted for connection to an internal combustion engine, a pair of venturi plates pivotally mounted in the passage positioned in response to vacuum...
4430275 Dual bowl metering block for alcohol and/or nitro-methane burning carburetor and method of conversion  
An improved carburetor metering block for converting a conventional gasoline carburetor to alcohol fuel involving a carburetor metering block means adapted to attach to a conventional carburetor...
4430274 Carburetor and method for an internal combustion engine  
A carburetor for an internal combustion engine includes a power boost device for boosting engine output during acceleration or at high speeds which adjusts its air-fuel ratio and/or boost timing...
4415507 Mixing valve for dual fuel carburetor and method of dual charge mixing performed thereby  
An assemblage is provided for effecting thorough mixing of two different air and fuel charges such as a first charge of air and gasoline vapors and a second charge of air and alcohol vapors. The...
4401094 Starting system of carburetors for multiple kinds of fuels  
Two embodiments of dual fuel systems for internal combustion engines embodying a normal running fuel and a special fuel used for only cold starting. In each embodiment an arrangement is provided...
4394331 Carburetor  
A carburetor for internal combustion engines adapted to operate normally with an alcoholic fuel. The carburetor has a slow fuel passage communicating with an idle port and a by-pass port both of...
4354477 Multi-fuel carburetor with rotary mixing valve  
A carburetor having a fuel mixing valve with multiple vanes which control the flows of main and secondary fuels into a valve mixing chamber. The octane rating of the fuel charge may be momentarily...
4347195 Carburetor  
A carburetor in which a main-fuel flow rate characteristic and a slow-fuel flow rate characteristic are changeable in accordance with the change of kind of fuel such as between gasoline and...
4340549 Dual input carburetor  
An improved carburetor (20) for delivering one combustible fuel and a liquid, or two combustible fuels from separate reservoirs (50), (500), to the central portion of a hollow spray bar (98) for...
4333886 Carburetor  
A carburetor adapted to change a rate of fuel flow and an air bleeding characteristic so as to optimize the engine operation irrespective of change in fuel, for example, from gasoline to alcohol or...
4173449 Surfactant system for fuel catalyzer  
An apparatus and method are disclosed for adding finely dispersed water and water vapor to the air intake stream of a fuel-air combustion system. A solution of bubble-enhancing surfactant in water...
4129620 Fuel changeover system for multi-fuel engines  
Fuel changeover system for a multi-fuel engine of the type which may be driven by various fuels such as gasoline and kerosene, which enables the engine to continue the operation by another fuel...
4094288 Carburetor for engines using diesel fuel  
A carburetor capable of replacing the conventional carburetor of a poppet-valve type internal combustion engine and making possible satisfactory operation thereof using ordinary diesel fuel...
4085720 Fuel supply system for multi-fuel internal combustion engines  
Fuel supply system for multi-fuel internal combustion engines having a selector valve for controlling the feed of fuels such as gasoline and kerosene and a vacuum actuator to operate the selector...
4056087 Two-fuel carburetor  
An internal combustion engine carburetor is provided with means for introducing two separate types of liquid into the engine, one of the liquids being gasoline and the other a non-gasoline liquid,...
4031864 Multiple fuel supply system for an internal combustion engine  
A multiple fuel supply or an internal combustion engine wherein phase separation of components is deliberately induced. The resulting separation permits the use of a single fuel tank to supply...
3969922 Apparatus for feeding fuel to an engine  
An improved apparatus for feeding fuel to an internal combustion engine, said apparatus comprising a multiplicity of fuel sources that cooperate with a spill chamber that is surrounded by an...
3953547 Carburetor  
A carburetor comprising a throttle valve operated control valve controlling the supply of fuel to an air valve operated control valve discharging directly into the carburetor air duct.
3846515 MECHANICAL FOAM GENERATING METHOD AND SYSTEM  
A first portion of water under pressure is mixed with a foam liquid concentrate and a gas such as air in a pump to form a primary foam upon discharge from the pump and a second portion of water...
3807377 FUEL SYSTEM  
A dual liquid fuel system for an internal combustion gasoline engine. The system delivers a volatile fuel to the carburetor or other fuel metering system on start-up and until the engine attains an...
3805756 MULTIPLE FUEL CARBURETOR  
A carburetor with two fuel bowls and floats has a double-ended needle valve operative between the exit ports of both bowls directly between the bowls and the venturi jet of the carburetor such that...
RE14771 Title is not available  
RE11430 Title is not available  
3414242 Device for balanced homogenization of air and liquid fuel mixtures in internal combustion engines  
3286997 Vortex fuel injector  
3223390 Dual fuel carburetion system  
3212485 Method and apparatus for operating internal combustion engines  
3165098 Fuel charge forming mechanism  
3022053 Emergency fuel feeding system for airplanes  
2944800 Fuel economisers for petrol engines of the reciprocating piston type  
2930432 Automatic carburetor adjustment for burning of different fuels  
2886021 Carbureting system  
Matches 1 - 41 out of 41