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| Number | Title | Issue Date |
| 7757651 | Fuel control system having cold start strategy The present disclosure is directed to a method of operating an engine. The method may include injecting a primary fuel. The method may further include determining a need for a secondary fuel during starting of the engine and introducing the secondary fuel. The metho... | 07/20/2010 |
| 7370610 | On-board fuel fractionation system and methods to generate an engine starting fuel A Fuel Fractionation System (FFS) and associated methods to generate and store a fuel for internal combustion engines is provided. FFS provides a distillation column assembly to distill liquid fuel to form a volatile light fraction secondary fuel. The distillation c... | 05/13/2008 |
| 7357124 | Multiple capillary fuel injector for an internal combustion engine A fuel injector for vaporizing a liquid fuel for use in an internal combustion engine. The fuel injector includes a plurality of capillary flow passages, each of the plurality of capillary flow passages having an inlet end and an outlet end; a heat source arranged a... | 04/15/2008 |
| 7337768 | Multiple capillary fuel injector for an internal combustion engine A fuel injector for delivering fuel to an internal combustion engine. The fuel injector includes a fuel injector housing, a system for metering vaporized fuel to the internal combustion engine, the system positioned within the fuel injector housing, and a system for... | 03/04/2008 |
| 7249596 | Fuel system for an internal combustion engine and method for controlling same A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a heat source arranged along th... | 07/31/2007 |
| 7174861 | Method and apparatus for fueling an internal combustion engine A combined gasoline and hydrogen fueling system for a gasoline-powered internal combustion engine, including, preferably, a rapid-start catalytic reformer for producing reformate gas containing hydrogen from gasoline. The reformate from the reformer is swept by air ... | 02/13/2007 |
| 7177535 | Apparatus for generating power and hybrid fuel vaporization system A hybrid fuel vaporization system and an apparatus for producing power from a source of liquid fuel. The hybrid fuel vaporizing system includes at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, the in... | 02/13/2007 |
| 6976477 | System and method for capturing hydrocarbon emissions diffusing from an air induction system An invention for controlling hydrocarbon emissions diffusing from a throttle body through an air path of an air induction system after engine shut-off. The invention includes a pourous membrane loaded with carbon positioned in fluid communication with the emissions ... | 12/20/2005 |
| 6975216 | System and method for indicating fluid condition A fluid condition indicating system and method using visual and audible devices. The system includes a circuit having visual and audible indicators, a power supply, and a plurality of switches or sensors. A start switch is coupled to the power supply, the visual ind... | 12/13/2005 |
| 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 value than the material fuel using a separation membrane which selective... | 12/06/2005 |
| 6941931 | Fuel injection system for internal combustion engine A fuel injection system for an internal combustion engine has an upstream fuel injector provided upstream from the throttle valve and a downstream fuel injector provided downstream therefrom. A device is provided for determining a fuel injection quantity of the upst... | 09/13/2005 |
| 6935284 | Power system A power system includes an internal combustion engine having a primary combustion chamber and a secondary combustion chamber, a first fuel being supplied to the primary combustion chamber, a second fuel being burned in the secondary combustion chamber so as to ignit... | 08/30/2005 |
| 6119637 | On-board gasoline distillation for reduced hydrocarbon emissions at start-up A gasoline distillation apparatus (12) for an engine (14) includes a heated vapor separator (22), a condenser (24), and a controller (28). The heated vapor separator (22) partially vaporizes the engine's primary fuel (16) to generate a fuel vapor (44). Th... | 09/19/2000 |
| 6105561 | Fuel feeding system and method for an internal combustion engine able to be operated selectively with gasoline or gas In a fuel feeding system for an internal combustion engine adapted to selectively operate with gasoline or with a gas, such as LPG or methane, the engine is compelled to restart automatically in the gasoline mode after a stop during which the gas reservoi... | 08/22/2000 |
| 5996562 | Process for drawing volatile components out of fuel in a tank A process is provided for drawing low-boiling volatile components, such as 2-methylbutane, 2,3-dimethylbutane and pentane, out of fuel in a fuel tank of a passenger car or utility vehicle by applying a vacuum to the fuel tank by means of a diaphragm pump;... | 12/07/1999 |
| 5839469 | Solenoid valve for starting fluid injection system A solenoid valve for a starting fluid injection system includes a passageway that interconnects the canister valve of the canister with a conduit that transmits starting fluid to the engine. An armature is mounted to slide in the passageway between an ope... | 11/24/1998 |
| 5775282 | Auxiliary injector An auxiliary injector arrangement in a fuel supply system for an internal combustion engine. The auxiliary injector arrangement includes at least one injector mounted in the inlet manifold upstream or downstream of the throttle and adapted to supply fuel ... | 07/07/1998 |
| 5775281 | Determination of heat soak conditions A method and an arrangement for determining the presence of heat soak conditions in an internal combustion engine (1) of a type using fuel injection. Particularly useful when the or one of the fuels used in the engine (1) is susceptible to vaporisation in... | 07/07/1998 |
| 5634442 | Method and apparatus providing cold startup assistance for small gasoline fueled engines Start-up assistance is provided for small low-horsepower gasoline fueled internal combustion utility engines. A portable supply of starting fuel, such as naphtha, benzine, benzol, ether or alcohol, is directly injected through an temporarily openable aper... | 06/03/1997 |
| 5566653 | Method and apparatus for clean cold starting of internal combustion engines An improved starting system for internal combustion engines that normally use a liquid fuel such as gasoline. Gaseous fuels such as hydrogen, natural gas, propane, butane and the like are used in place of the liquid fuel during engine starting and for a s... | 10/22/1996 |
| 5549083 | Method and apparatus for clean cold starting of internal combustion engines An improved starting system for internal combustion engines using gaseous fuels such as hydrogen, natural gas, propane, butane and the like. In an engine using liquid fuel injection for normal operation, a sensor for the catalytic converter is provided to... | 08/27/1996 |
| 5524582 | Two-phase fuel emission system for spark ignited engine An internal combustion engine having a pollution control system with a catalytic converter using a two-phase fuel system in which a small supply of flammable gaseous fuel is used for ignition and initial start-up of the engine. As the engine is warmed up ... | 06/11/1996 |
| 5388553 | Starting fluid injection system A starting fluid injection system for an internal combustion engine includes a first valve mounted adjacent a starting fluid canister to release starting fluid from the canister, a nozzle mounted to inject staring fluid into an internal combustion engine,... | 02/14/1995 |
| 5367996 | Microprocessor-based diesel engine cold start controller A cold start control apparatus for diesel engines includes a cold start switch, engine temperature and speed sensors and a transistor all connected to a programmable controller. The transistor is connected in a series circuit with a cold start relay and t... | 11/29/1994 |
| 5357908 | Fuel modification method and apparatus for reduction of pollutants emitted from internal combustion engines A method for controlling exhaust gas emissions from an engine (16) includes extracting a light distillate fuel (Fd) from conventional gasoline or other liquid hydrocarbon fuel and supplying the engine with the light distillate fuel during an initial opera... | 10/25/1994 |
| 5301873 | Low fluid indicator for pressurized canister A low fluid indicator for a fluid injection system of the type having a sealed pressurized canister, and a valve responsive to a control signal to release fluid from the canister includes a counter that maintains a count. A pulse generating circuit increm... | 04/12/1994 |
| 5184585 | Apparatus and method for adding fluid to a fuel in an engine to enhance ignition An apparatus and method for adding a highly flammable volatile fluid to a fuel in an engine to enhance ignition of the engine wherein a predetermined quantity of the fluid is delivered at a controlled rate of flow to the engine in response to cranking the... | 02/09/1993 |
| 5095866 | Starting fluid canister heater A starting fluid injection system includes a pressurized canister containing a starting fluid under pressure which is dispensed by a valve to an internal combustion engine. A heating element is mounted on the canister, and a power circuit supplies power t... | 03/17/1992 |
| 4938180 | Cold start system A cold start system is connected in an electrical circuit to a neutral start switch of a diesel powered vehicle. The electrical circuit includes a thermal switch and an electrical valve. The electrical valve is openable to permit communication between an ... | 07/03/1990 |
| 4928642 | Automatic starting fluid injection apparatus and method Automatic starting fluid injection systems are useful, for example, to aid in the cold-starting of diesel engines. In the subject invention, a microprocessor under software control is used to controllably inject starting fluid into an engine passageway, s... | 05/29/1990 |
| 4911116 | Cold-start apparatus and cold-start method A cold-start apparatus for alcohol-fueled internal combustion engines in which a certain quantity of gasoline is injected directly into the combustion chambers upon starting. To assure reliable start-up of the engine with the aid of gasoline, and beyond a... | 03/27/1990 |
| 4876989 | Enhanced performance of alcohol fueled engine during cold conditions Apparatus and method are described for enhancing performance of an alcohol fueled engine during cold conditions, with such enhancement being particularly effected by generation of ether to assist cold operation including starting and/or to achieve reduced... | 10/31/1989 |
| 4807578 | Apparatus for cleaning fuel injectors and combustion chambers An apparatus for cleaning the fuel injectors and combustion chambers of an internal combustion engine. The apparatus can safely be used "under the hood" of the engine and features a safety fitting which is designed to mate only with a compatible container... | 02/28/1989 |
| 4774916 | Measured shot ether system An automatic measured shot starting fluid assembly (10) injects a predetermined amount of starting fluid into a passageway (11) of a diesel engine. The assembly includes a power source (12) to supply electrical current and a starter motor (14) and solenoi... | 10/04/1988 |
| 4762093 | Compact catalytic dissociator system for cold starting methanol-fueled cars A practice is disclosed for the start-up of a methanol-fueled engine at low ambient temperatures. Liquid methanol fuel is atomized using ultrasonic energy, mixed with air and introduced over a methanol oxidation-dissociation catalyst. Methanol oxidation i... | 08/09/1988 |
| 4667645 | Control device for diesel engine intake air heater and priming fluid injection system An electronic device controlling the intake manifold heater and priming fluid injection system in diesel engines. The device automatically energizes the intake manifold heater and enables the priming fluid injector in response to electrical signals receiv... | 05/26/1987 |
| 4646691 | Auxiliary fuel supply device for alcohol engine In an alcohol engine using a alcohol and foreign fuel having combustibility higher than that of the alcohol as a fuel, an auxiliary fuel quantity adjusting means and control means are provided so that a ratio of a quantity of the foreign fuel to a quantit... | 03/03/1987 |
| 4603662 | Fuels The invention concerns a fuel comprising a mixture of at least one alcohol and at least one ether. The ether conveniently has a boiling point below 200° C., preferably below 100° C. The fuel can comprise lower aliphatic alcohols and ethers. An engine ma... | 08/05/1986 |
| 4570605 | Fuel supply for a piston engine A dual fuel supply for a piston engine in which there is one fuel supply means for a running fuel of low volatility and another fuel supply for a starting fuel of high volatility. The starting fuel is contained in safe scaled pressurized cartridges. The t... | 02/18/1986 |
| 4557221 | Fuel additive injection system A diesel engine fuel supply system wherein additives for improving the cetane number of diesel fuel are mixed with the diesel fuel and wherein return fuel containing such additives are recirculated to the engine without being passed to the fresh fuel tank... | 12/10/1985 |
