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| Number | Title | Issue Date |
| 8176904 | Intake system for an internal combustion engine In an intake system comprising a first intake passage (1) having an upstream end communicating with an intake duct (3) and a downstream end communicating with an intake port of an engine cylinder, a first intake control valve (6) provided in the... | 05/15/2012 |
| 8127751 | Nitrous oxide/methanol injection system A nitrous oxide system for an internal combustion engine includes a bottle containing pressurized nitrous oxide coupled to a nitrous oxide flow line, which is in fluid communication with an injection nozzle operatively coupled to the engine intake. A control valve i... | 03/06/2012 |
| 8096291 | Supercharged tube of a vehicle air intake structure A supercharged tube of the vehicle air intake structure includes a body including first and second channels radially provided on two side walls thereof respectively. The first and second channels communicate with each other, with the first and second channels servin... | 01/17/2012 |
| 8020542 | Nitrous oxide injection system A nitrous oxide system for an internal combustion engine includes a bottle containing pressurized nitrous oxide coupled to a nitrous oxide flow line, which is in fluid communication with an injection nozzle operatively coupled to the engine intake. A control valve i... | 09/20/2011 |
| 7966998 | Nitrous oxide, fuel injection combined plate and nozzle unit The present invention is a nitrous oxide and fuel injection apparatus for an internal combustion engine and is used to increase horsepower for use such as in racing. It is mounted between the carburetor and the intake manifold having passages to allow the communicat... | 06/28/2011 |
| 7827974 | Method for operating an internal combustion engine of a vehicle, especially a motor vehicle, and device for implementing said method The invention relates to a method for operating an internal combustion engine of a vehicle, particularly a motor vehicle, wherein the nitrogen content in an intake air flow (1) suctioned from the ambient air is reduced before delivering the air flow to at lea... | 11/09/2010 |
| 7699043 | Nitrous-oxide system for an engine A nitrous-oxide system for an engine includes a nozzle coupled to a nitrous-oxide bottle by a nitrous-oxide line. A nitrous-oxide valve is coupled to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle. A control switch, operatively coupled to the... | 04/20/2010 |
| 7673622 | Air filter, secondary air charging system and seal arrangement for a secondary air charging system A seal arrangement for a secondary air charging system includes a seal sealing a gap between an intake opening of the secondary air charging system and a downstream surface of an air intake filter. ... | 03/09/2010 |
| 7665449 | V-type engine In a V-type engine, throttle devices are disposed between front and rear cylinders disposed in a V-shape, and an air cleaner is disposed above the throttle device. A secondary air pipe is connected to a secondary air entrance portion formed in an outer peripheral wa... | 02/23/2010 |
| 7661417 | Air pressure boost assist Disclosed is an electronic module designed to use the locomotive engine's speed sensors to detect such changes in engine speed (rpm), as required by the locomotive operator moving the throttle notch handle. Once a speed change is detected, the module commands an air... | 02/16/2010 |
| 7543577 | Low-fuel consumption and low pollution combustion system for supplying vehicle engine with mixture of fuel and oxygen A low-fuel consumption and low-pollution combustion system supplies an engine with a mixture, in which oxygen contained in air is separated from nitrogen through a PSA (pressure swing adsorption) whereby oxygen having purity above 95% and a fuel mixture is fed into ... | 06/09/2009 |
| 7533661 | Intake manifold plate adapter A nitrous oxide plate system having a plate adapted to fit in an intake pathway of an internal combustion engine. The plate has at least one central passage therethrough, and this passage forms a portion of the intake pathway when the plate is installed in the engin... | 05/19/2009 |
| 7451751 | Nitrous-oxide system A nitrous-oxide system for an engine includes a nozzle coupled to a nitrous-oxide bottle by a nitrous oxide line. A nitrous-oxide valve is coupled to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle. A control switch, operatively coupled to the... | 11/18/2008 |
| 7401602 | Method of estimating state quantity or temperature of gas mixture for internal combustion engine The present apparatus calculates a mass ma (mass ratio ma/mf) of mixing-gas-forming cylinder interior gas, which is a portion of cylinder interior gas to be mixed with a forefront portion of injected fuel vapor having a mass of mf, on the basis of a predetermined em... | 07/22/2008 |
| 7383814 | Multicylinder engine intake system A multicylinder engine intake system includes: first and second throttle bodies; bypasses provided in the first and second throttle bodies and having downstream ends opened to intake paths on downstream sides of throttle valves; and a common bypass control valve whi... | 06/10/2008 |
| 7377272 | Method and apparatus for membrane separation of air into nitrogen and oxygen elements for use in internal combustion engines A method and apparatus for reducing the emissions and improving the performance of an internal combustion engine (40). An input air stream is separated into an oxygen-enriched air stream and a nitrogen-enriched air stream. The nitrogen-enriched air stream is ... | 05/27/2008 |
| 7367320 | Fuel control system for internal combustion engine A fuel control system for an internal combustion engine having an intake passage, a compressor provided in the intake passage, a throttle valve disposed downstream of the compressor, a bypass passage connecting an upstream side of the compressor to a downstream side... | 05/06/2008 |
| 7353812 | Vehicle engine with integral vacuum generator An integral vacuum generator system for an internal combustion engine includes a throttle body and intake manifold defining a bypass passage which is connected with a vacuum manifold by both a venturi and a direct vacuum supply passage. Vacuum flow through the ventu... | 04/08/2008 |
| 7337770 | Oxygen enrichment for internal combustion engines In accordance with embodiments of the present invention, a system is provided comprising an oxygen-enrichment reverse osmosis unit coupled to an intake of an internal combustion engine. Ambient air is supplied to the reverse osmosis unit via an ambient-air inlet and... | 03/04/2008 |
| 7314043 | Turbo-lag compensation system for an engine A boost system for an engine, comprising an engine having at least a cylinder; a fuel injector coupled to said cylinder; a compression device coupled to said engine; a compressed air storage device coupled to said compression device and configured to deliver compres... | 01/01/2008 |
| 7313912 | Secondary air supply system for internal combustion engine A secondary air pipe is connected to an exhaust pipe upstream of a catalyst, and a secondary air pump is connected to an upstream portion of the secondary air pipe. An ECU determines an operating period of the secondary air pump before the secondary air pump is oper... | 01/01/2008 |
| 7313916 | Method and apparatus for generating power by combustion of vaporized fuel An apparatus for producing power from a source of liquid fuel. The apparatus includes at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, the inlet end in fluid communication with the source of liquid f... | 01/01/2008 |
| 7311092 | Torsion-enhancing apparatus A torsion-enhancing apparatus has a mounting bracket, a vacuum bracket and two air filters. The mounting bracket has a threaded hole, a first connecting tube and two ventilating holes. The threaded hole is formed in the front end and the first connecting tube is con... | 12/25/2007 |
| 7303178 | Additional control valve device for an inlet channel of a reciprocating internal combustion engine The present invention is a supplementary control valve device including a valve body, which may be reversibly displaced in a guide, in the direction of the longitudinal axis, between an opening solenoid and a closing solenoid. The magnetic yoke of the opening soleno... | 12/04/2007 |
| 7302834 | Method for supplying an internal combustion engine with conditioned combustion gas, device for carrying out said method, method for determining the quantities of pollutants in the exhaust gases of an internal combustion engine, and device for carrying out said method A method and apparatus for determining the quantities of pollutants in the exhaust gases of internal combustion engines wherein an essentially constant and fully conditioned quantity of humidity and/or temperature-conditioned combustion gas is supplied to the intern... | 12/04/2007 |
| 7299624 | Exhaust gas purifying apparatus and method thereof An exhaust gas purifying apparatus provided in an exhaust passage connected with an engine includes an upstream catalyst that is provided in the exhaust passage, and that removes NOx; a downstream catalyst that is provided downstream of the upstream catalyst in the ... | 11/27/2007 |
| 7290504 | System and method for operating an internal combustion engine with hydrogen blended with conventional fossil fuels A system for retrofitting an internal combustion engine to use a proportion of hydrogen gas and existing fossil fuel is disclosed. The system is comprised of a source of hydrogen gas and means for delivering hydrogen gas to the combustion chamber of the engine. The ... | 11/06/2007 |
| 7278413 | Fuel pump system with precision variable restrictor A supplemental fuel supply system for use in an internal combustion engine having a fuel supply and using an on-demand supplemental oxygen supply includes a fuel pump and a supplemental oxygen supply regulator. The pump has a fuel supply and a fuel discharge. The pu... | 10/09/2007 |
| 7275511 | Intake manifold assembly An intake assembly is provided for a sequentially fired eight cylinder V-type internal combustion engine including a cylinder block having a first band of cylinders and a second bank of cylinders. The assembly includes first, second, third, and fourth intake plenums... | 10/02/2007 |
| 7267114 | Wildland fire vehicle escape system A wildland fire truck engine emergency combustion oxygen supply apparatus for the prevention of stalling of the engine in an oxygen depleted environment. The apparatus has a storage tank mounted on the vehicle for the storage of oxygen, nitrous oxide, or air, a feed... | 09/11/2007 |
| 7267099 | Multicylinder engine intake system A multicylinder engine intake system includes: first and second throttle bodies; bypasses provided in the first and second throttle bodies and having downstream ends opened to intake paths on downstream sides of throttle valves; and a common bypass control valve whi... | 09/11/2007 |
| 7264230 | Carburetor and solenoid assemblies and methods of assembling the same An engine carburetor and a solenoid valve assembly therefor and methods of assembling the same. The carburetor has a body with a fuel and air mixing passage communicating with an air bleed passage. A cavity extends into the body for communication with the air bleed ... | 09/04/2007 |
| 7258327 | Carburetor A carburetor (18) has a carburetor housing (17) wherein an intake channel (19) is guided having a flow cross section of less than 3 cm2. The carburetor (18) includes a partition wall (11) which partitions the intake chan... | 08/21/2007 |
| 7255097 | Method for increasing performance of automobile and apparatus thereof A method for increasing the performance of an automobile engine and apparatus thereof is provided, wherein both ends of a pipe interconnecting an idle motor and a throttle valve and an air filter are respectively connected to tubes made of rubber. The pipe is made o... | 08/14/2007 |
| 7243490 | 4-cycle engine for motorcycle A 4-cycle engine for a motorcycle has a secondary-air supplier for supplying secondary air to exhaust ducts. The engine includes a recess, which is depressed toward the engine, on a cylinder-head cover for holding a control valve of the secondary-air supplier. The r... | 07/17/2007 |
| 7228835 | Outboard motor An outboard motor has an air intake manifold with a plurality of intake runners and a surge tank. The runners extend from combustion chambers of an internal combustion engine to the surge tank. The air intake manifold is positioned next to one side of the internal c... | 06/12/2007 |
| 7216607 | Emission control water injection system for diesel engines A water injection system (WIS) for diesel engines that reduces NOx, PM and CO2 emissions is provided. Water is injected into the combustion air stream before cylinders in a predetermined proportion to fuel. The present invention utilizes a special water p... | 05/15/2007 |
| 7213567 | Process and apparatus for controlling the performance of a Homogeneous Charge Compression Ignition (HCCI) engine A process for controlling the performance of a homogeneous charge compression (HCCI) engine in a vehicle having a hydrocarbon fuel reservoir which process is provided. The octane or cetane number of hydrocarbon fuel being supplied to the HCCI engine is adjusted by: ... | 05/08/2007 |
| 7210472 | Nitrous oxide vapor delivery system for engine power enhancement This invention is a nitrous oxide delivery system to improve engine power in which the nitrous oxide leaves its storage bottle as a vapor rather than conventional liquid delivery systems in which it leaves as a liquid. This system can therefore use a relatively simp... | 05/01/2007 |
| 7199088 | Lubricating oil for a diesel powered engine and method of operating a diesel powered engine A lubricating oil composition useful for a diesel-powered engine is provided that reduces NOx emissions level produced from a diesel-powered engine. The lubricating oil comprises a base oil and at least one oil-dispersible source of HNCO such as isocyanates. A metho... | 04/03/2007 |
