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Engine mode control
A method of controlling an internal combustion engine is described. The engine is capable of operating in at least two engine operating modes. As an example, the...
Engine control strategy for a hybrid HCCI engine
A method of operating a hybrid homogenous-charge compression-ignition (HCCI) engine and spark ignition (SI) engine. The engine includes at least two cylinder...
Valve timing system for dynamically suppressing cylinder knock within a
A valve timing system 10 is provided for dynamically suppressing cylinder knock within an internal combustion engine. The engine is of the type including several...
Variable displacement engine control for fast catalyst light-off
A system and method for controlling a variable displacement engine include starting the engine with at least one bank of cylinders deactivated to increase load...
Emission control for improved vehicle performance
A method is presented for correcting the output of the NO.sub.x sensor during a time period starting with the end of the NO.sub.x purge cycle and ending when the...
Method for attaching a connector to a hose
A tool 10 having a pair of movably connected handles 12,14, each of which respectively include a substantially identical and generally semi-cylindrical retention...
Torque control apparatus for lean-burn engine
A torque control system for a lean burn engine utilizing a supplemental torque apparatus that is operable during the engine mode transition from a lean air/fuel...
Leakage current cancellation device
A system (20, 30, 40, 50) and method for canceling a leakage current is provided that uses line voltages (L1, L2) that are out of phase with each other to...
Adaptive method for detecting misfire in an internal combustion engines
using an engine-mounted accelerometer
A method for detecting misfire in an internal combustion engine comprising the steps of measuring instantaneous angular velocity of the engine crankshaft during...
Motor control system
A motor control system 16 for use within an electric vehicle 10 having an induction motor 12. Control system 16 utilizes a torque control module 18, a vector...
Method for forming a seal between mating components
There is disclosed a method for forming a gasket or seal between mating faces of two components. The method includes the steps of forming an initial seal and...
Reverse opening vehicle door
A reverse opening vehicle door is provided (10), including a door body (16) having a fore portion (18) and an aft portion (20), a catch mechanism (50), and a...
System and method for control of cylinder output torque in an internal
A system and method for dynamically controlling the torque output of the various cylinders of a camless internal combustion engine. The system and method...
A stratified charge is formed in an engine by injecting fuel at an impingement surface adjacent an outlet of the injector. The injected fuel thereby forms a...
Transitions among operating modes in an engine with a hybrid valvetrain
A method for controlling intake valves in an internal combustion with intake valves operated by more than one type of actuation device includes steps to...
Variable compression ratio connecting rod locking mechanism II
A variable length connecting rod (12) has a first locking mechanism (36) for releasably locking connecting rod parts in a first effective length setting (FIG. 7)...
Vehicle with closed liftglass assembly
Control strategy and method for independently controlling friction element
actuators for an automatic transmission
A control strategy and method for controlling application and release of friction elements in an automatic transmission to effect gear ratio changes as one...
Method for detecting and resolving data corruption in a UART based
A method for communicating information between networked UARTs to achieve reliable peer to peer communication. A negative acknowledgment (NACK) signal is...
Centrifugally balanced, pressure-operated clutch assembly
A rotary clutch assembly for a geared power transmission mechanism comprising a friction disc clutch with driving and driven friction clutch plates, the driving...
Method of supercharging an engine
A variable displacement internal combustion engine having an intake manifold for providing ambient air and a boost manifold is provided. Either designated...
Fuel tank pressure control system
A method is presented for controlling fuel tank pressure in an internal combustion engine. The engine, the fuel tank and the carbon canister are connected in a...
Starter alternator with variable displacement engine and method of
operating the same
A system 40 for starting a variable displacement internal combustion engine 12 of an automotive vehicle 10 has a controller 54 coupled to a starter/alternator 42...
Method and apparatus for determining the position of a shift rail
A method and an assembly 40 for determining the axial and rotational position of a shift member 14. The assembly includes a pair of substantially identical and...
Exhaust gas oxygen sensor temperature control for a variable displacement
A system and method for controlling temperature of an exhaust gas oxygen sensor in a system having a variable displacement engine include monitoring temperature...
Torque estimation method for an internal combustion engine
A method is presented for correcting estimates of engine output torque and accessory load torque. Engine output torque estimates are corrected when the accessory...
Limited slip differential mechanism for an automotive vehicle and method
for making the same
A limited slip differential assembly 100. The differential assembly 100 includes first and second housing portions 104, 106 which are formed by use of a...
Stowable load ramp for vehicles
A stowable load ramp for a vehicle includes a tailgate operable between a closed vertical position and an open horizontal position, an upper panel hingedly...
Method and system for providing for vehicle drivability feel after
accelerator release in an electric or hybrid...
The invention is a method and system to provide negative torque to an electric vehicle (EV, FCEV, hybrid electric powertrain (HEV)) powertrain when only the...
Fuel tank pressure control system
A method is presented for diagnosing a condition in the fuel vapor purge system. The engine, the fuel tank and the carbon canister are connected in a three-way...
Direct injection spark ignition engine
A method is presented for improving performance of direct injection spark ignition internal combustion engines at high load conditions by increasing the degree...
Coordinated control of valve timing during mode transitions of direct
injection stratified charge engines
A system and method for controlling a direct injection stratified charge engine during transitions between homogeneous and stratified operating modes position...
Method and system for evaluating exhaust on-board diagnostics system
A system and method of normalizing an emissions threshold catalytic brick 302 without a mileage accumulation step is used to evaluate an on-board diagnostics for...
Combustible gas diode sensor
A combustible gas sensor diode including a SiC semiconductor substrate, on top of which an AlN layer and a catalytic metal "gate" electrode are deposited is...
Pulse width modulated driver
A pulse width modulated driver 20 is provided for driving a load 17, such as a halogen bulb, at a reduced voltage level. The driver 20 includes a switch 28...
Peak torque per ampere method for induction motor vector control
An induction motor control system (10) for electric vehicles having a DC power supply (14), an inverter (16), an induction motor (12), a motor controller (26)...
Low-temperature, high-strength metal-matrix composite for rapid-prototyping
A metal matrix composite includes a plurality of fibers having an average diameter of about eight micrometers with a coating, and a metal or alloy distributed...
Method for painting a vehicle with at least two colors
A method for painting a vehicle is disclosed. The method includes applying a first base coat to a first portion of the body of the vehicle and applying a second...
Seat belt restraint system
A seat belt restraint system is provided for a vehicle seat having a seat back extending between a top and bottom portion and a seat cushion extending between an...
Fuel filler pipe insert
A system is disclosed which includes an insert installed in the fuel filler neck on board a vehicle. The insert ensures that only nozzles dispensing both fuel...
System and method for minimizing fuel evaporative emissions from an
internal combustion engine
A method for removing fuel vapors from an intake manifold of an internal combustion engine includes storing a vacuum in a vacuum storage device coupled to the...
Method and apparatus for accessing ability of lean NOx trap to store
exhaust gas constituent
A method and apparatus for controlling the operation of a "lean-burn" internal combustion engine in cooperation with an emissions control device capable of...
Communication method and system for configuring electric powered vehicles
A method for configuring features of an electric powered vehicle to a profile of a random user includes storing a profile of a user on a device possessed by the...
Permanent magnet electric machine with flux control
An electric machine or assembly 10 including a generally cylindrical ferromagnetic housing 12, two substantially identical and opposed stator assemblies 14, 16...
High deposition rate thermal spray using plasma transferred wire arc
Method of thermally depositing metal at increased rates onto a target surface, comprising: establishing and operating a high velocity plasma transferred wire arc...
Constant power, part load control strategy for electronic engine controls
A method and system for an electronic engine control includes a strategy that correlates an accelerator pedal position with a selected, constant driveshaft power...
Integrated steering column, instrument panel, and cowl body structure
An integrated front body clip including an instrument panel support structure, steering column support structure, and cowl structure forming a shared, dependent,...
Heat exchanger and method of assembly for automotive vehicles
A heat exchanger and method of assembly for an automotive vehicle includes at least one tube having an internal surface and an external surface, and a...
UEGO control circuit board portion with ASIC
A method and apparatus for controlling universal exhaust gas oxygen (UEGO) sensors comprises an application specific integrated circuit (ASIC) that includes a...
Torque based cam timing control method and system
A torque based cam timing system and method for an engine having dual independent camshafts is disclosed that includes a first set of ROM based calibration...