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Flow measurement and control
An exhaust gas recirculation systems directs exhaust gasses from an exhaust manifold to an intake manifold of an internal combustion engine. The exhaust gasses...
Lean burn engine speed control
A method for controlling an engine having both an electronically controlled inlet device, such as an electronic throttle unit, and an electronically controlled...
Emission control system
A reductant injection control strategy for controlling an amount of nitrogen oxide reducing agent injected upstream of a first and second serially placed...
Method for converting exhaust gases from a diesel engine using nitrogen
The invention is a method of treating exhaust gases generated by a diesel engine by locating two catalyst components in the engine exhaust gas passage. The first...
Method and apparatus for identifying sound in a composite sound signal
Impulsive sound components in a composite sound signal are separated using wavelet analysis and sorting of wavelet coefficient sets according to statistical...
Vehicle immobilizer system for electronic engine control
An engine immobilizer has an armed state in which it disables an engine and a disarmed state in which it does not disable the engine. The immobilizer disarms...
Plasticized polyvinyl chloride and interlayer thereof
An improved plasticized polyvinyl chloride interlayer for laminated safety glass, and an improved method of manufacturing a laminated safety glass including such...
Selective zonal courtesy lamps for automotive vehicle
An interior lighting system for an automotive vehicle has an upper group of lights mounted in the vehicle interior, a lower group of lights mounted in the...
Automotive vehicle bumper assembly
A bumper assembly for an automotive vehicle has a pair of multi-stage crush caps attached to longitudinal ends of generally parallel vehicle body support...
Tow hitch rear bumper assembly
A tow hitch rear bumper assembly for a motor vehicle includes a rear bumper for attachment to a frame of the motor vehicle, a tow hitch disposed below the rear...
Valve cleaning method for direct injection spark ignition engine
A control method and system is described for a spark ignited, four-stroke engine having multiple combustion chambers, each coupled to at least one intake and one...
Method of reducing turbo lag in diesel engines having exhaust gas
A method of reducing turbo lag in a compression ignition engine having an exhaust gas recirculation system (EGR) and a variable geometry turbocharger (VGT). The...
Engine control method using real-time engine system model
An engine control method for an internal combustion engine having a powertrain control module (PCM). The powertrain control module includes a microprocessor and...
Vehicle speed control system and method
A speed control method for vehicles having an internal combustion engine smoothly controls engine torque to control vehicle speed. Torque is controlled via...
Method and circuit for synchronizing parallel voltage source inverters
An inverter circuit (10) has a plurality of voltage source inverters (VSI) coupled in parallel. Each of the voltage source inverters are coupled to a load (14)....
Internal filter for fluid lines
A rod-shaped pipe filter for fluid lines having a fine-mesh pipe filter element, flowed through from inside to outside and providing a bypass function when the...
Hybrid vehicle powertrain and control therefor
A powertrain assembly for an automotive vehicle having an interanal combustion engine and transmission gearing for delivering engine torque to traction wheels of...
Instrument panel with a reciprocable plunger
A plunger 20 which moves in and out relative to an illuminated panel 10 to operate a switch 18 is assembled from the front of the panel by pushing a shaft 24...
Method for determining cylinder vapor concentration
A fuel vapor purging method controls fuel vapor purging during stratified operation. Several factors influence vapor purge control, including fuel vapor...
Articulated door hinge for an automotive vehicle
An articulated door hinge attaching a vehicle door having an outer surface with a leading edge and an inner surface to a vehicle pillar having an outer surface...
Vehicle navigation route generation with user selectable risk avoidance
A navigation system for automotive vehicles generates navigation routes between an initial location and a desired destination using a route criteria including a...
Method for blow-molding an automotive instrument panel having an integral
A method for forming an automotive instrument panel having a concealed door comprising a series of steps. A plastic parison is extruded to form the substrate...
Impeller for electric automotive fuel pump
A fuel pump has a motor with a shaft extending therefrom and an impeller fitted thereon for pumping fuel from a fuel tank to an internal combustion engine. A...
Detecting jacking or hoisting of a vehicle having a suspension system that
includes gas levelers
An automotive vehicle suspension system includes a respective gas leveler (42) at each of multiple wheels. A compressor (12) and reservoir (46) serve the gas...
Electronic throttle control system with two-spring failsafe mechanism
An electronic throttle control system having a housing 22 with a motor 40, throttle valve 60, gear mechanism 100, and failsafe mechanism 130. A spring member 150...
Method and system for controlling an automotive HVAC system based on the
principle of HVAC work
A method and system for automatically controlling a heating, ventilation and air-conditioning (HVAC) system of a vehicle in order to achieve thermal comfort of...
A cylinder head has an intake port with an intake valve for selectively closing the intake port at an end thereof at an intake valve seat. The intake port has a...
Occupant-restraint deployment method and system for automotive vehicle
An occupant-restraint deployment system and method for an automotive vehicle measures an initial vehicle velocity and a vehicle acceleration over a discrete time...
Steering control method for providing variable assist power steering
A variable assist power steering system (10) uses vehicle speed and steering wheel rate to vary the steering assist provided. A control module (30) receives...
Diesel catalyst made from a mixture of particles: platinum on alumina and
The invention is a method for treating diesel exhaust gases, i.e., in an oxidizing atmosphere, with a catalyst which has a broadened operating temperature window...
Palladium and palladium/copper thin flat membranes
This invention is a method for making a thin, flat metal membrane of palladium or palladium/copper alloy. It involves sputtering the metal onto a flat surface of...
Automatic transmission control system having a neutral idle feature
An electronically controlled automatic transmission hydraulic valve system for an automotive vehicle transmission having multiple forward-drive ratios and a...
Method of polishing uniform or free-form metal surfaces
Method of automatic finishing of a free-form contoured metal or hard die surface, comprising: providing a rotating brush with a central hub carried by a driving...
Method and circuit for actively cleaning electrohydraulic valves in a
hydraulic control valve circuit
A method for cleaning a solenoid-operated regulator valve wherein command current applied to a solenoid actuator establishes a defined response of a valve....
Method and system for determining cylinder air charge for future engine
A method and system for determining future cylinder air-charge of an internal combustion engine having a throttle plate and an intake manifold includes a...
Fuel delivery module for an automotive fuel system
A fuel delivery module for an automotive fuel delivery system includes a reservoir and a fuel pump. The fuel pump delivers fuel from the tank to the reservoir...
Method of generating a vehicle lateral acceleration signal for use in an
active tilt control system
A method is provided for generating a vehicle lateral acceleration signal for use in an active tilt control system in a vehicle having a sprung mass center of...
Method and system for synchronizing the phase angles of parallel connected
A method for transmitting phase angle information between inverters in a parallel connected inverter system to synchronize the phase angles of the inverters...
Aqueous process for manufacturing paroxetine solid dispersions
A process for preparing solid, amorphous paroxetine comprising: (A) mixing paroxetine free base or a pharmaceutically acceptable paroxetine salt with water and...
Method of making a foam core article
A method of manufacturing a fiber-reinforced article by providing a foam core made from a polyol containing at least one unsaturated C.dbd.C group and a hydroxyl...
Y-shaped tow bar having a channel adapted to conceal and protect an
A tow bar having a body portion, adapted to be attached to a towing vehicle and a pair of legs joined to the body portion and adapted to be attached to a towed...
Intake system for an internal combustion engine
An intake system for an internal combustion engine includes an intake manifold having a plenum connected to ambient air by a main throttle and branches leading...
Low friction cam shaft
A low friction cam shaft for actuating at least one valve of an internal combustion engine includes a shaft member extending longitudinally, at least one cam...
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 NO.sub.x conversion catalyst therein. The system...
Exhaust gas purification system for low emission vehicle
An exhaust gas purification system for a lean burn internal combustion engine including a three-way catalyst, a hydrocarbon trap downstream of the three-way...
Method for transporting heat exchanger fins and forming a heat exchanger
A method for transporting heat exchanger fins and forming a core subassembly for a heat exchanger uses a universal fin tray for all subassemblies instead of...
Method and apparatus for providing variable assist power steering
A variable assist power steering system (10) uses vehicle speed, steering wheel rate and steering valve inlet pressure to vary the steering assist provided. A...
Method and apparatus for alerting a vehicle driver of an operating
A method and apparatus for alerting a vehicle driver of a primary operating condition in a vehicle, includes detecting the primary operating condition. A primary...
Sequential benzylic oxidations of the naloxone ring system
The present invention pertains to a process for the preparation of the 10-keto analogs of morphinan compounds. In the case of compounds having a 3-hydroxyl...
Transition metal oxides useful in fabrication of NOx absorbent
The invention is a sol-gel processed metal-aluminum based oxide material useful as a catalyst including a NOx trapping catalyst. It is made from alkoxides...