| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 123585000 | Auxiliary air or oxygen added to combustible mixture | 24 |
| 20080264395 | ENGINE AND VEHICLE - An engine includes a cylinder, an exhaust port, an exhaust valve, a secondary air supply pipe, and an electromagnetic valve. The electromagnetic valve is opened in a predetermined time period after a point in time when a lift amount of the exhaust valve reaches about half a maximum value during a time period in which an opening of the exhaust port is opened. This causes air to be supplied from a secondary air supply pipe to the exhaust port. | 10-30-2008 |
| 20080308081 | Disposable gas system for internal combustion engine - A disposable gas system that includes: a reservoir including an opening and an orifice; a disposable gas container connected to the reservoir through the opening; and the orifice connected to an internal combustion engine. | 12-18-2008 |
| 20080308082 | SECONDARY AIR SUPPLY SYSTEM OF INTERNAL COMBUSTION ENGINE - A secondary air supplying system of an internal combustion engine includes secondary air valve chambers to control the supply of secondary air. The secondary air valve chambers are formed in a cylinder-head cover that covers a cylinder head from above. In such a secondary air supplying system, a cam shaft and a rocker-arm shaft are offset fi-om a cylinder axis L and are disposed at respective sides of the cylinder axis L from each other In addition, the secondary air valve chambers are formed at the rocker-arm-shaft side of the cylinder axis L. With this configuration, it is possible for the secondary air valve chambers formed in the cylinder-head cover to be disposed as close as possible to a cylinder head, and the internal combustion engine can be made more compact in size. | 12-18-2008 |
| 20090032001 | 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 nitrous-oxide valve. A pressure regulator, coupled to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle, and is capable of regulating pressure of the nitrous-oxide to lower than 500 psi. The nozzle can be positioned adjacent a carburetor inlet to force nitrous-oxide into a carburetor throat. | 02-05-2009 |
| 20090056684 | Low emission dimethyl ether (DME) engine - A compression ignition internal combustion engine system combusts DME as fuel using high fuel injection pressures (e.g., above 800 bar) and low oxygen concentrations (e.g., below 17%, through high levels of EGR), thereby resulting in simultaneously very low NOx and PM engine-out emissions. | 03-05-2009 |
| 20090084366 | Method and System for Liquid Fuel Gasification - A fuel is aerated in a fuel supply and gasification system for more efficient combustion in a combustion chamber. The gasification system includes a mixing device for mixing a liquid fuel with at least one gas. A gas source feeds the gas to a gas feeding nozzle and through the nozzle further to the mixing device, wherein the gas is mixed with the liquid fuel for forming a liquid fuel/gas bubbles mixture. A low-pressure fuel pump connected with the mixing device by a liquid fuel supply line feeds liquid fuel from a fuel reservoir to the mixing device at pressure P | 04-02-2009 |
| 20090114197 | NITROUS OXIDE SYSTEM HAVING HIGH PRESSURE AUXILIARY GAS TANK - A gas-capped nitrous oxide system configured to supply nitrous oxide to a combustion engine comprises a nitrous bottle with a liquid and vapor mixture of pressurized nitrous oxide, an auxiliary bottle with pressurized capping gas, and a variable-flow regulator that fluidly interconnects the bottles. The auxiliary bottle and regulator cooperatively supply capping gas to keep the liquid portion of the nitrous oxide in the liquid phase as the nitrous oxide evacuates the nitrous bottle. The regulator is configured to supply a substantially constant discharge pressure while varying the capping gas flow rate so that the system provides a substantially constant nitrous oxide flow rate to the engine. | 05-07-2009 |
| 20090188480 | Apparatus for Spray Injection of Liquid or Gas - An injection gate ( | 07-30-2009 |
| 20090250045 | Apparatus For Improving Vehicle Efficiency - An apparatus for improving vehicle efficiency mainly includes a vehicle engine and an oxygen producing device. The oxygen producing device is located on an intake passage between an air filter and an intake manifold to increase oxygen content in the air. When the air enters the air intake passage and passes through the air filter, the air and pure oxygen are drawn into the engine through the intake manifold. Hence combustion in the engine is proceeded more efficiently due to increase of oxygen content. And the engine has a higher transformation effect to boost horsepower. Fuel-saving effect of the engine also improves. And exhaust gas can be discharged more eco-friendly to reduce air pollution. | 10-08-2009 |
| 20100089373 | 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 is fluidly coupled to the nitrous oxide flow line between the nitrous oxide bottle and the injection nozzle, and is operable to control the flow of nitrous oxide through the nitrous oxide flow line to the engine intake. A supplemental fuel line in fluid communication with a secondary source of fuel with respect to the primary fuel line, and a supplemental fuel valve is fluidly coupled to the supplemental fuel line and operably coupled to the nitrous oxide flow line, such that a flow of pressurized nitrous oxide through the nitrous oxide flow line opens the supplemental fuel valve to allow a secondary flow of fuel to the engine intake. | 04-15-2010 |
| 20100089374 | Nitrous-Oxide System with a Pair of Solenoids in Series - A nitrous-oxide system for an internal combustion engine includes a nitrous-oxide bottle containing nitrous-oxide coupled to a nitrous-oxide line. A nozzle can be coupled to the nitrous-oxide line, and operatively coupled to an engine intake. A pair of solenoids is operably coupled in series to the nitrous-oxide line between the nitrous-oxide bottle and the nozzle. The solenoids can be operable to control the flow of nitrous oxide through the nitrous oxide line to an engine intake. A control switch is operatively coupled to the pair of solenoids to selectively activate at least one of the pair of solenoids to close the at least one solenoid and stop nitrous oxide from flowing through the nitrous oxide line. | 04-15-2010 |
| 20100139635 | Progressive Nitrous Oxide Controller - A progressive nitrous oxide system for an engine includes a nitrous oxide supply to supply a flow of nitrous oxide, a nitrous oxide valve operatively coupled to the nitrous oxide supply to open and close to start and stop the flow of nitrous oxide, a nitrous oxide nozzle operatively coupled to the nitrous oxide valve to supply the flow of nitrous oxide to the engine, and means operatively coupled between the valve and the nozzle for initially reducing the flow of nitrous oxide and progressively increasing the flow of nitrous oxide from a reduced amount to a greater amount over a time period. The means can include a valve member movable with respect to a flow channel by pressure of the flow of nitrous oxide, and a fluid reservoir including an orifice and configured to receive fluid displaceable through the orifice. | 06-10-2010 |
| 20100139636 | 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 is fluidly coupled to the nitrous oxide flow line between the nitrous oxide bottle and the injection nozzle, and is operable to control the flow of nitrous oxide through the nitrous oxide flow line to the engine intake. A methanol injection line is in fluid communication with a source of supplemental methanol, and a methanol valve is fluidly coupled to the methanol injection line and operably coupled to the nitrous oxide flow line, such that a flow of pressurized nitrous oxide through the nitrous oxide flow line opens the methanol valve to allow a flow of supplemental methanol to the engine intake. | 06-10-2010 |
| 20100282223 | Tau-Omega Armature-Stator Configuration Of Long Stroke Solenoid - An armature-stator structure ( | 11-11-2010 |
| 20110005504 | OXIDANT INJECTION DURING COLD ENGINE START - Various systems and methods are described for controlling an engine with a turbocharger in a vehicle. One example method comprises, under selected operating conditions, generating an oxidant rich component from engine intake air, storing the oxidant rich component of the intake air, and, under subsequent cold start conditions, injecting an amount of the stored oxidant rich component to the engine. | 01-13-2011 |
| 20110005505 | OXIDANT INJECTION TO REDUCE TURBO LAG - Various systems and methods are described for controlling an engine with a turbocharger in a vehicle. One example method comprises, under selected operating conditions, generating an oxidant rich component from engine intake air, storing the oxidant rich component, and during subsequent increased torque request, injecting an amount of the stored oxidant rich component to the engine. | 01-13-2011 |
| 20110114069 | APPARATUS, SYSTEM AND METHOD FOR OPERATING AN OXYGEN-ENRICHED AMMONIA-FUELED SPARK IGNITION ENGINE - Described herein are various embodiments of an apparatus, system and method for operating an oxygen-enriched ammonia-fueled spark ignition engine. According to one illustrative embodiment, a method for operating an oxygen-enriched ammonia-fueled spark ignition engine includes fueling the engine with a mixture of ammonia and auxiliary oxygen within a first engine load range between zero and an engine load associated with a target combustion condition selected from the group consisting of rough limit, MBT knock limit, and any of various conditions between the rough limit and MBT knock limit. Within the first engine load range, the amounts of ammonia and auxiliary oxygen consumed per cycle increase as the load increases. The method further includes fueling the engine on a mixture of ammonia, auxiliary oxygen, and air within a second engine load range between the engine loads associated with the selected target combustion condition and the maximum engine load. | 05-19-2011 |
| 20110277734 | CATALYTIC FUEL OXIDATION SYSTEM USING EXHAUST GAS - A fuel system for an automotive engine is provided that includes a catalytic reactor that is configured to partially oxidize a portion of hydrocarbons in a hydrocarbon based fuel to create a fuel that is more compression ignitable. Exhaust gas is diverted from the exhaust system of an automobile and mixed with a hydrocarbon fuel. The fuel/exhaust gas mixture is exposed to an oxidizing catalyst such that at least a portion of the hydrocarbon fuel is partially oxidized. The resultant fuel mixture is metered into a compression ignition engine for engine operation. | 11-17-2011 |
| 20130186378 | ENGINE BREATHING SYSTEM VALVE AND SEAL - One embodiment may include a bushing ( | 07-25-2013 |
| 20140182570 | COMBUSTION CONTROLLED NOX REDUCTION METHOD AND DEVICE - In this invention, there is provided a method for reducing NOx emission from an internal combustion engine designed to produce a given amount of power and a method for improving fuel efficiency by providing an intake stream of oxygen-enriched air and keeping the amount of power output the same so that the combustion temperature in the engine is lower. | 07-03-2014 |
| 20140366857 | SECONDARY AIR SUPPLY DEVICE FOR INTERNAL COMBUSTION ENGINE - A secondary air supply device for an internal combustion engine, the secondary air supply device includes a secondary air supply passage, an air pump, a control valve, a pressure sensor and an electronic control unit. The electronic control unit is configured to: (a) when the control valve is opened so that the secondary air supply passage is opened and the air pump is driven, control the air pump to maintain driving of the air pump and control the control valve to close so as to close the secondary air supply passage; (b) calculate a differential pressure between a maximum pressure and a convergence pressure of the pressures within the secondary air supply passage since just after the secondary air supply passage is closed; and (c) calculate a flow amount of secondary air supplied from the secondary air supply passage supplied to the exhaust gas passage based on the differential pressure. | 12-18-2014 |
| 20160138496 | Methods to Reduce Combustion Time and Temperature in an Engine - Methods and apparatuses are provided to reduce combustion time and/or combustion temperature in an internal combustion engine. In an exemplary embodiment, intake air and oxygen-rich gas are introduced upstream of a turbofan, wherein the amount of oxygen rich gas is controlled in proportion to the engine speed. | 05-19-2016 |
| 123586000 | Oxidant controlled by throttle | 2 |
| 20150315958 | Method for Operating A Turbocharged Internal Combustion Engine with Turbolag Compensation - A method for operating a turbocharged internal combustion engine ( | 11-05-2015 |
| 20160153346 | SUCTION TUBE UNIT OF STRATIFIED SCAVENGING ENGINE | 06-02-2016 |
