Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7380546 | Vapor fueled engine A fuel supply assembly is provided that may allow for use of vaporized fuel to power an engine and enhance fuel efficiency. The fuel supply assembly may include a vaporizing tank, a heating source, a temperature control and a monitoring and control system configured... | 06/03/2008 |
| 7364139 | Carburetors A carburetor having a throttle valve in the form of a disc which can be rotated to control flow of an air/fuel mixture through a duct, the throttle disc having a heating element and a temperature sensor formed on at least one surface of said throttle disc; and an el... | 04/29/2008 |
| 7255950 | Fuel delivery system and method of use thereof A fuel delivery system for a liquid-type fuel cell and method of use are disclosed. The fuel delivery system includes a fuel tank and a fuel controller. The fuel tank stores a concentrated fuel, which is delivered to a chamber containing a diluted fuel. The fuel del... | 08/14/2007 |
| 7180039 | Heater with burnout protection A heater is provided that has a temperature sensing control system which can be used for both temperature control and over-temperature protection against element burnout. The temperature control system is comprised of an inlet temperature sensing assembly positioned... | 02/20/2007 |
| 7171959 | Induction regulator for an internal combustion engine The invention relates to an induction regulator (201) for an internal combustion engine which comprises one or more features selected from: at least one perforated element (203) for allowing the passage of fuel/air mixture therethrough, at least one op... | 02/06/2007 |
| 7114485 | Over expanded two-stroke engines A method for combusting fuel in an engine involving decreasing a first volume of a homogeneous lean fuel/air charge to a second volume, in two stages, while increasing the pressure and temperature of that charge (a compression process having a chosen compression rat... | 10/03/2006 |
| 7104251 | Fluid swirling device having rotatable vanes The device includes a set of rotatable vanes and a set of stationary vanes which are mounted within a cylindrical housing. The set of rotatable vanes are connected to a post located at the axis of the housing and rotate relative to the post in response to the intake... | 09/12/2006 |
| 7073489 | Apparatus and method for controlling the temperature of the liquid petroleum gas (LPG) fuel A system for controlling the temperature of gaseous fuel for a coolant cooled engine having a liquid to gas converter where the coolant is adapted to heat the converter. The system includes a gas temperature sensor adapted to measure the temperature of gas exiting t... | 07/11/2006 |
| 7028675 | Vapor fueled engine A fuel supply assembly providing vaporized fuel to an engine wherein a quantity of liquid gasoline fuel is controllably heated for a desired vapor emission from the liquid fuel, and a conduit arrangement conducts the vapor, intermixes it with ambient air and conveys... | 04/18/2006 |
| 6966308 | Vapor fueled engine A fuel supply assembly is provided that may allow for use of vaporized fuel to power an engine and enhance fuel efficiency. The fuel supply assembly may include a vaporizing tank, a heating source, a temperature control and a monitoring and control system configured... | 11/22/2005 |
| 6957013 | Fluid heater A fluid heater having a first heat exchanger block with a fluid heating tube encased therein, and having a first surface, a second heat exchanger block with a fluid heating tube encased therein and having a second surface adjacent to the first surface. A cavity is f... | 10/18/2005 |
| 6918383 | Fuel control system A cold start fuel control system is disclosed for use with an internal combustion engine having a plurality of combustion chambers, a source of fuel and an intake manifold having an inlet and an outlet port connected to each combustion chamber. The system includes a... | 07/19/2005 |
| 6907866 | Vapor fueled engine A fuel supply assembly is provided that may allow for use of vaporized fuel to power an engine and enhance fuel efficiency. The fuel supply assembly may include a vaporizing tank, a heating source, a temperature control and a monitoring and control system configured... | 06/21/2005 |
| 6058915 | Multicylinder internal combustion engine with externally supplied ignition This disclosure is directed to a multicylinder internal combustion engine with externally supplied ignition, which has a fuel vaporizing device which is connected to individual intake tubes of the engine via a line system. The line system is embodied as b... | 05/09/2000 |
| 5666929 | Fuel vaporizer for an internal combustion engine A fuel vaporization device for an internal combustion engine comprising a vaporization chamber, a liquid fuel inlet to the chamber including a fuel distributor having the capacity to inject tiny fuel droplets into the chamber, an ambient air inlet to the ... | 09/16/1997 |
| 5611392 | Power fluid heating system A power fluid heating system according to this invention includes a heating apparatus positioned within a power fluid container having a first power fluid pickup conduit, a second power fluid pickup conduit positioned within the first power fluid pickup c... | 03/18/1997 |
| 5568800 | Fuel combustion enhancer A device for enhancing the combustion of fuel in an internal combustion engine including an evaporation chamber adapted to contain a volume of liquid fuel. The evaporation chamber is adapted for communication with an airstream in the internal combustion e... | 10/29/1996 |
| 5394838 | Vaporized fuel injection system A vaporized fuel injection system for an internal combustion engine includes a housing adapted to be mounted on the engine and having a vaporizer heat shell therein connected to the engine for receiving hot exhaust gases. Air is compressed by means of com... | 03/07/1995 |
| 5140967 | Evaporation element in an internal-combustion engine cylinder head In multi-valve engines, a partition wall dividing the intake channel into inlet-valve channels as an evaporation element in the intake channel of a cylinder head of an internal-combustion engine for improving the fuel-mixture formation and consequently fo... | 08/25/1992 |
| 5123398 | Carburetion system A fuel gasifier for an internal combustion engine having a gasification chamber, a device for injecting fuel into the chamber in droplets of about 30-50 microns or less in diameter, an ambient air inlet to the chamber with a flow control therefor, to admi... | 06/23/1992 |
| 5115787 | Spark ignition combustion engine of the fuel injection type and heating element therefor A spark ignition combustion engine has a cylinder, an air inlet duct, a fuel injector, and a cylinder head having an inlet valve and a passage arranged to form and furnish an air-fuel mixture to the cylinder through the passage and has a heating element i... | 05/26/1992 |
| 5097813 | Fuel pre-heater for liquid fueled engine A heating device for pre-heating liquid fuel, especially diesel fuel and for heating devices of a low heating performance which are independent from a motor have a heating performance which is suitable for mounting into vehicles, which are driven by the l... | 03/24/1992 |
| 5050571 | Diesel fuel conversion means for spark-ignition engines The purpose of this patent is to permit the use of diesel fuel for spark-ignition engines, whatever the type, e.g. two- or four-stroke piston engines (Rochas-Otto cycle); rotary (all types, including Wankel) by spraying diesel fuel onto a hot exhaust mani... | 09/24/1991 |
| 5005551 | In-line fuel heater A system (110) for preheating fuel both in a fuel tank (16) and in a fuel supply line for an internal combustion engine. The system (110) includes a pair of heat exchangers (12 and 112) for transferrinhg heat from a heated fluid to the fuel. The tank heat... | 04/09/1991 |
| 4930484 | Fuel and air mixture expanding and preheating system A fuel and air mixture expanding and preheating system for use in a vehicle having an internal combustion engine, an intake manifold, a carburetor, an automatic transmission and a transmission fluid cooler includes a heat exchanger body having a first mou... | 06/05/1990 |
| 4865005 | Diesel fuel heater A heater for diesel fuel contained in a fuel tank for supplying the diesel engine of a vehicle is disclosed. The heater includes a heating tube arranged to heat the fuel in the drawtube as it leaves the fuel tank.... | 09/12/1989 |
| 4865004 | Marine propulsion system with fuel line cooler A fuel line cooler (34) is provided for a marine propulsion system (2) having a water cooled internal combustion engine (4) in a heat retentive compartment (5). The fuel line cooler (34) has an inlet (36) in communication with the source (14, 12) of cooli... | 09/12/1989 |
| 4766867 | Fuel supply system for internal combustion engine A fuel supply system of a type for use with an internal combustion engine employs a valve assembly and a circuit for controlling the valve assembly to supply fuel to the engine at a greater or lesser rate respectively in response either to initial closure... | 08/30/1988 |
| 4717808 | Carburetor deicer A heater for a fuel supply system including a carburetor and a manifold for an internal combustion engine, the heater including an electrically inert core and at least one PTC disposed within a cavity in the core, the PTC heater being disposed upon an ele... | 01/05/1988 |
| 4593670 | Fuel evaporator for internal combustion engine A fuel evaporator comprises a ring-shaped heater element made of PTC ceramic, a pipe made of heat conductive metal and disposed within an air-fuel passage of an internal combustion engine therealong and a pair of terminal members for supplying power to th... | 06/10/1986 |
| 4583511 | Carburetion apparatus The invention comprises a carburetion apparatus for use with an internal combustion engine having a generally conventional carburetor, an intake manifold and an exhaust manifold. The carburetion apparatus has a central chamber that receives the fuel-air m... | 04/22/1986 |
| 4528967 | Apparatus for heating the fuel-air mixture being supplied by a fuel metering system for use in a fuel injection type combustion engine A fuel metering apparatus is shown as having a throttle body with an induction passage therethrough and a throttle valve for controlling flow through the induction passage, a fuel-air-emulsion discharge member is situated generally in the induction passag... | 07/16/1985 |
| 4512322 | Engine preheaters An air heating device for the inlet air flow to an air-breathing internal combustion engine comprises a helically coiled electrical resistance in the air entry conduit and a rigid retaining member passing through the coils of resistance along its length. ... | 04/23/1985 |
| 4491118 | Fuel mixture method and apparatus employing an electrically heated screen An electrically heated screen arrangement operated from a vehicle battery and automatically controlled to heat the fuel mixture. The fuel mixture provided by the carburetor of the vehicle is drawn through the present system which comprises an outlet condu... | 01/01/1985 |
| 4467773 | Fuel supply system with improved throttle body heater A fuel supply system for an internal combustion engine has an electrical resistance heater accommodated in a chamber in gasket means which space a throttle body flange from a mating flange on an intake manifold of the engine for transferring heat to the t... | 08/28/1984 |
| 4458654 | Fuel vapor injection system A fuel supply system for internal combustion engines which utilizes an electronically controlled injection device for liquid fuel which is delivered to a heating chamber in the throttle body of a carburetor and vaporized so that gaseous fuel is delivered ... | 07/10/1984 |
| 4445485 | Engine fuel system A heat exchanger consists of an exhaust flow conduit mounted on and connected to the exhaust manifold. A partially enclosing housing or jacket defines a vaporizing chamber. A conduit communicates the vaporizing chamber with the inlet air throat for the in... | 05/01/1984 |
| 4438750 | Device for fuel delivery to internal combustion engine with vaporization of injected fuel Disclosed is a device for fuel delivery to an internal combustion engine, mprising a vaporizing element whose one section is heated by exhaust gases and the other section is disposed in an intake duct and has an operating surface, a fuel charge being inje... | 03/27/1984 |
| 4404948 | Fuel systems for internal combustion engines A fuel system of an internal combustion engine includes a heat exchanger through one side of which hot engine coolant is passed as a heating medium, and through the other side of which a mixture of fuel and air is passed. The heat exchanger has substantia... | 09/20/1983 |
| 4388910 | Intake expansion chamber apparatus for internal combustion engines An intake expansion chamber apparatus (10) for internal combustion engines is disclosed which preheats and expands the vaporized fuel/air mixture as the mixture flows between the carburetor and the combustion chamber. The apparatus includes an expansion c... | 06/21/1983 |
