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| Number | Title | Issue Date |
| 7908848 | Exhaust apparatus and method for diesel driven internal combustion engine This embodiment of this exhaust apparatus relates to an air intake device and a rotating blade assembly (50 and 51) which significantly reduce greenhouse gases, hydrocarbon and oxides of nitrogen emissions and other gases and pollutants not yet require... | 03/22/2011 |
| 7735316 | Exhaust apparatus and method for gasoline driven internal combustion engine This embodiment of this exhaust apparatus relates to an air intake device and a rotating blade assembly (50 and 51) which significantly reduce greenhouse gases, hydrocarbon and oxides of nitrogen emissions and other gases and pollutants not yet require... | 06/15/2010 |
| 7409823 | Method and apparatus for delivery of supplemental material to an exhaust gas feedstream with supplemental air assistance A method and system for introducing supplemental material to an exhaust aftertreatment device, including: a delivery system, an air pump operable to input pressurized air to the delivery system, and a turbosupercharger of an internal combustion engine operable to de... | 08/12/2008 |
| 7296402 | Diesel particulate filter service method A diesel particulate filter of a motor vehicle is cleaned of ash, typically using equipment already available in a service shop. The filter apparatus is disconnected from the exhaust system of a motor vehicle. The filter apparatus is reversed and reconnected to the ... | 11/20/2007 |
| 7178330 | Pressure detecting apparatus having solenoid valve and pressure sensor A secondary air pressure detecting apparatus includes a solenoid valve and a pressure sensor. The solenoid valve defines a secondary air passage that introduces secondary air from the air pump into the exhaust system of an engine. The solenoid valve opens and closes... | 02/20/2007 |
| 7162865 | Method and arrangement for controlling a drive unit having an internal combustion engine The invention relates to a method and an arrangement for controlling a drive unit (1), especially of a vehicle, having a combustion engine (5). The method and arrangement make possible a correct charge control when utilizing a secondary air charger ( | 01/16/2007 |
| 7159692 | Silencer A silencer that comprises a casing, one or more pipes or passages leading a flow of gas to the casing and a device for leading gas from the casing. The silencer further has at least one internal chamber, one or more flow inlets to the chamber and one or more flow ou... | 01/09/2007 |
| 7159386 | Crankcase ventilation system A crankcase ventilation system may include a first exhaust flow path configured to permit flow of main exhaust gases from a combustion chamber of an internal combustion engine and a particulate trap disposed in the first exhaust flow path. The system may also includ... | 01/09/2007 |
| 7152393 | Arrangement for utilizing the throttle energy of an internal combustion engine In an arrangement for reducing exhaust emissions and utilizing the throttling energy of an internal combustion engine, a compressor and a generator are operatively connected to a turbine by which the intake air flow is controlled while transferring the throttling en... | 12/26/2006 |
| 7119471 | Direct drive high torque compact synchronous motor A synchronous motor includes a housing 20, a stator assembly 30 mounted within the housing 20, a rotor assembly 40 rotationally mounted within the housing 20, a rotor shaft 50 having an upper mounting surface 52 attac... | 10/10/2006 |
| 7107765 | System for improving motor vehicle performance A system for improving motor vehicle performance includes an air intake heat exchanger placed in-line with the air intake of the motor vehicle. The air intake heat exchanger is coupled to a source of pressurized media for selective application of the pressurized med... | 09/19/2006 |
| 7082751 | Gas compressor pollution control system and method A pollution control system and method for a compressor for compressing gas, according to which a combustion engine is connected to the compressor for driving the compressor, and the products of combustion from the engine are passed into the flow line connecting the ... | 08/01/2006 |
| 7065961 | Exhaust system with an integral moisture trap A moisture trap is formed as an integral part of the wall of an exhaust conduit. Tapered surfaces can be provided to direct condensate downwardly and into a reservoir of the moisture trap where the moisture is retained until the temperature of the exhaust system rea... | 06/27/2006 |
| 7024852 | Multi-purpose valve In an electrical multi-purpose valve for supplying secondary air into an exhaust system of an internal combustion engine, in which a power-actuated closing member controls a valve orifice in a passage between an inlet from an air supply line and an outlet to the exh... | 04/11/2006 |
| 6996976 | Apparatus and method for mounting a device to a pipe An apparatus and method for mounting a device to a pipe. The apparatus is particularly useful for the installation and/or replacement of retrofit sensors and injectors to the piping of engine exhaust systems and emission control systems, and is designed to be used o... | 02/14/2006 |
| 6865881 | System and method for reducing nitrogen oxides in combustion exhaust streams A system and method for reducing nitrogen oxide emissions (NOx) in the exhaust from a combustion device, such as a reciprocating engine, using a solution containing a NOx reducing agent which is mixed with and atomized by air flow drawn from th... | 03/15/2005 |
| 6817173 | Method and device for simultaneous regulation of an intake air flow for an internal combustion engine and a secondary air flow in the exhaust system of the same internal combustion engine A method and an apparatus are described for the simultaneous adjustment of an air intake stream 24 of an internal combustion engine 10 and of a secondary air stream 21 into the exhaust system 12 of the internal combustion engine, the seco... | 11/16/2004 |
| 6543217 | System for determining the effectiveness of a catalytic coating on a catalytic converter in a motor vehicle A system for determining the effectiveness of a catalytic coating on a catalytic converter in a motor vehicle. The system provides a driver or maintenance staff status of the catalytic function provided by the catalytic coating on the catalytic converter ... | 04/08/2003 |
| 6532735 | Exhaust gases purification device and method for internal combustion engines An exhaust gases purification device for internal combustion engines, of the kind that includes a duct which channels gases from the engine exhaust manifold, and injects them into the device. The device includes a quiet chamber, wherein gases expand, a fi... | 03/18/2003 |
| 6516613 | Exhaust manifold device An exhaust manifold device is provided to allow air to enter an exhaust manifold during normal operation or an engine to prevent exhaust gases being sucked into the cylinders via exhaust valves. Air can be supplied, via valves (18 and 21) to the exhaust m... | 02/11/2003 |
| 6502392 | Induction cooled exhaust filtration system An exhaust filtration system for filtering exhaust gases produced by an internal combustion engine may comprise a fan having an intake side and a discharge side and an air inlet operatively associated with the intake side of the fan. A filter having an in... | 01/07/2003 |
| 6453667 | Air control valve and method for engine exhaust gas treatment Various embodiments of air control valves are disclosed. Each has a mechanism, controlled by a solenoid and by the difference between fluid pressure at its inlet and fluid pressure at its outlet, for allowing communication between an air pump and an exhau... | 09/24/2002 |
| 6385968 | Exhaust discharge system with low IR signature The invention concerns an arrangement for a discharge system for combustion gases from a motor-driven vehicle which gives the vehicle a low IR signature. According to the invention, the gas outflow channel (28), at least in an area of the channel adjacent... | 05/14/2002 |
| 6334436 | Secondary air system for an internal combustion engine A secondary air system 10 is proposed for an internal combustion engine, which has a turbine 11 driven by a pressure gradient in the intake air and a compressor 14 driven by the turbine 11. The turbine is connected by a turbine inlet line 12 and a turbine... | 01/01/2002 |
| 6318077 | Integrated thermal and exhaust management unit An integrated thermal and exhaust management unit for a vehicle comprises a housing defining a chamber and having an inlet through which engine exhaust gas flows. A fuel-fired heater is adjacent to the housing and is operable to heat the engine exhaust ga... | 11/20/2001 |
| 6293097 | On-board reductant delivery system An on-board reductant delivery system for a motor vehicle includes a mixer/nozzle system for connection to an exhaust system of a motor vehicle. The on-board reductant delivery system also includes a fluid metering system connected to the mixer/nozzle sys... | 09/25/2001 |
| 6250076 | Saddle-type vehicle including an exhaust secondary air valve To provide an exhaust secondary air system intended to shorten the length of secondary air feed pipes connected to an exhaust secondary air valve thereby making compact the exhaust secondary air system including the secondary air feed pipes, and also to c... | 06/26/2001 |
| 6227180 | Control of supercharged internal combustion engine In an arrangement and method for controlling a supercharged internal combustion engine having a charger arranged in the air intake duct and a catalytic converter arranged in the exhaust duct, with a secondary air duct including a control valve extending f... | 05/08/2001 |
| 6226983 | Fuel injected heat exchanger for internal combustion engine exhaust A heat exchanger for heating cleaning liquid with exhaust gasses from an internal combustion engine that have been treated by a catalytic converter further includes an arrangement for injecting fuel into the gases to further provide heat in the exchanger.... | 05/08/2001 |
| 6216453 | Secondary air supply system for internal combustion engine A secondary air supply system, for an internal combustion engine having a closed crankcase includes a diaphragm air pump. The pumping chamber has one way valves such that ambient air may enter the pumping chamber only through the inlet port and exit the p... | 04/17/2001 |
| 6195985 | Method for reducing the pollutant emission of an internal combustion engine The method according to the invention is based on the discovery that the pollutant emissions in the first minutes of operation of an internal combustion engine also depend on the preceding operation and switching off procedure. It is suggested to subject ... | 03/06/2001 |
| 6192677 | Apparatus and method for the after-treatment of exhaust gases from an internal combustion engine operating with excess air An injection valve of a reducing agent metering device is enclosed in a double-walled valve holding element that is connected directly to the exhaust-gas line. It is thereby possible to blow pressurized air into an air gap between an outer wall and an inn... | 02/27/2001 |
| 6192678 | Secondary air supply control system for internal combustion engine A secondary air supply control system controls supply of air to a catalyst arranged in the exhaust passage of an internal combustion, for purification of exhaust gases. A temperature difference between a temperature of an engine coolant sensed at a stoppa... | 02/27/2001 |
| 6167700 | Exhaust system for an internal combustion engine An exhaust system for an internal combustion engine. A plenum chamber has two ports, one which is connected to a header tube for conducting a stream of exhaust gas and another which is connected to a ram tube adapted to collect outside air provided by mov... | 01/02/2001 |
| 6167699 | Secondary air injection system for an internal combustion engine A secondary air injection system for reducing the hydrocarbon emissions of an internal combustion engine that is provided with an air pump supplying air to the exhaust manifold of the engine through a check valve assembly and an elastomeric hose character... | 01/02/2001 |
| 6167698 | Exhaust gas purification system for a lean burn engine An exhaust gas purification system for an engine equipped with a turbocharger and an exhaust pipe having a NOx conversion catalyst therein. The system comprises a reservoir for storing pressurized air received from the turbocharger, a reductant... | 01/02/2001 |
| 6164066 | Muffler for internal combustion engine A muffler for an internal combustion engine has a vertically elongated expansion chamber into which an exhaust gas from the exhaust port of internal combustion engine is introduced. The expansion chamber is separated level-wise into a first expansion cham... | 12/26/2000 |
| 6164063 | Apparatus and method for emissions containment and reduction Internal combustion engine exhaust gas, passing unreacted through an exhaust gas catalytic or thermal reaction device during the warm-up period of the device, are directed to a rigid conduit that retains the entire flow. The conduit retains the unreacted ... | 12/26/2000 |
| 6119454 | Exhaust manifold device An exhaust manifold device is provided to allow air to enter an exhaust manifold during normal operation of an engine to prevent exhaust gases being sucked into the cylinders via exhaust valves. Air can be supplied via valves (18 and 21) to the exhaust ma... | 09/19/2000 |
| 6094909 | Secondary air system for an internal combustion engine A secondary air system for an internal combustion engine (32), including at least one line (14) through which air is blown into the exhaust pipe of the engine, a pump (26) and a drive (27) for the pump (26). In addition an air-feed line (13) is provided t... | 08/01/2000 |
