Patent application number | Description | Published |
20100282223 | Tau-Omega Armature-Stator Configuration Of Long Stroke Solenoid - An armature-stator structure ( | 11-11-2010 |
20100288755 | Frequency to Voltage Converter Using Gate Voltage Sampling of Power Oscillator - A frequency-to-voltage (F2V) conversion module includes a pulse shaping module that generates a square wave signal based on an oscillator signal, an edge to pulse conversion module that generates a pulse train based on corresponding rising and falling edges of the square wave signal, and an integrator module that generates an output voltage based on the pulse train. The output voltage is based on a frequency of the oscillator signal. | 11-18-2010 |
20100288954 | Lift Lock Assembly Feature For Air Bypass Valve - A solenoid device includes a solenoid assembly ( | 11-18-2010 |
20100294966 | Automotive Air Bypass Valve - An air bypass valve ( | 11-25-2010 |
20130062440 | HIGH FLOW COMPRESSED NATURAL GAS INJECTOR FOR AUTOMOTIVE APPLICATIONS - An injector ( | 03-14-2013 |
20130062442 | HIGH FLOW OUTWARD OPENING GASEOUS INJECTOR FOR AUTOMOTIVE APPLICATIONS - An injector ( | 03-14-2013 |
20130074473 | TRIGGER ACTIVATED ADJUSTABLE PULSE WIDTH GENERATOR CIRCUIT FOR AUTOMOTIVE EXHAUST AFTER-TREATMENT AND INJECTION - A method adjusts a pulse width of a signal. The method provides a fixed voltage input trigger pulse ( | 03-28-2013 |
20130146034 | Switch-Mode Synthetic Power Inductor - A fuel delivery system for a vehicle includes a fuel injector that meters fuel flow and provides for preheating fuel to aid combustion. A control circuit including a synthetic inductor drives a heated element within the fuel flow. | 06-13-2013 |
20130333361 | COKING RESISTANT AFTERTREATMENT DOSING VALUE AND METHOD OF MANUFACTURE - A dosing valve for administering a reducing agent into an exhaust stream within an exhaust manifold of an internal combustion engine. The dosing valve includes a valve needle internally coaxial to a valve body and held in a closed position by a force of compressed spring acting axially and held in relation to the valve needle and valve body. The negative impact of varnish and dehydrogenated compounds, or coking products, of hydrocarbon based reducing agents, is substantially reduced or eliminated. Additionally, this includes decreased sensitivity to the negative impact of the precipitates and crystals that come out of the solution due to temperature change with urea-based reducing agents. | 12-19-2013 |
20140182272 | USING RESISTANCE EQUIVALENT TO ESTIMATE HEATER TEMPERATURE OF AN EXHAUST GAS AFTER-TREATMENT COMPONENT - A temperature of a heated component is determined for control and monitoring. The heater driver, upon receipt of a turn-on signal, generates a current within a component of an electronic catalyst or exhaust after-treatment component, wherein the current through the component generates an appropriate loss to generate heat for facilitation of an exhaust after-treatment process. The heater driver regulates the energy to the heated component based on the electrical resistance of that component as a function of temperature and a predetermined reference value for that temperature. | 07-03-2014 |
20140182366 | USING RESISTANCE EQUIVALENT TO ESTIMATE TEMPERATURE OF A FUEL-INJECTOR HEATER - A temperature of a heated component is determined for control and monitoring. The heater driver, upon receipt of a turn-on signal, generates a current within a component of a heated fuel injector, wherein the current through the component generates an appropriate loss to generate heat for a variable spray fuel injection system. The heater driver regulates the energy to the heated component based on the electrical resistance of that component as a function of temperature and a predetermined reference value for that temperature. | 07-03-2014 |
20140182563 | TUNED POWER AMPLIFIER WITH MULTIPLE LOADED CHOKES FOR INDUCTIVELY HEATED FUEL INJECTORS - A tuned power amplifier includes: a tuning capacitor connected in series with multiple loaded chokes that represent an inductance of an oscillator, and multiple semiconductor power switches connected to the series connections between the tuning capacitor and the loaded chokes. The loaded chokes may be induction heating coils of inductively heated fuel injectors. The induction heating coils may be connected to a common voltage source. An on state and an off state of the semiconductor power switches may be synchronized with, or at a frequency below, a natural resonant frequency of the tuned power amplifier. | 07-03-2014 |
20140183185 | TUNED POWER AMPLIFIER WITH LOADED CHOKE FOR INDUCTIVELY HEATED FUEL INJECTOR - A tuned power amplifier includes: a tuning capacitor connected in series with a loaded choke that represents an inductance of an oscillator, and a semiconductor power switch connected to the series connection between the tuning capacitor and the loaded choke. The loaded choke may be an induction heating coil of an inductively heated fuel injector. The induction heating coil or the tuning capacitor may be connected to a voltage source. An on state and an off state of the semiconductor power switch may be synchronized with, or at a frequency below, a natural resonant frequency of the tuned power amplifier. | 07-03-2014 |
20140197154 | RESISTANCE DETERMINATION WITH INCREASED SENSITIVITY FOR TEMPERATURE CONTROL OF HEATED AUTOMOTIVE COMPONENTS - Electrical resistance of a heated component is determined for temperature control and monitoring. A voltage-representation signal, which is proportional to a voltage across a heater component, is received. A magnified voltage-representation signal is generated by determining a difference between a voltage baseline offset, which represents a minimum operating voltage of the heater component, and the voltage-representation signal. A current-representation signal, which is proportional to an electrical current passing through the heater component is received. A magnified current-representation signal is generated by determining a difference between a current baseline offset, which represents a minimum operating current of the heater component, and the current-representation signal. The magnified current-representation signal is modulated to generate a resistance-representation signal that is proportional to an amount of modulation that makes the magnified current-representation signal approximately equal to the magnified voltage-representation signal. | 07-17-2014 |
20140197854 | RESISTANCE DETERMINATION FOR TEMPERATURE CONTROL OF HEATED AUTOMOTIVE COMPONENTS - Electrical resistance of a heated component is determined for temperature control and monitoring. A voltage-representation signal, which is proportional to a voltage across a heater component, is received. A current-representation signal, which is proportional to an electrical current passing through the heater component is received and modulated to generate a resistance-representation signal that is proportional to an amount of modulation that makes the current-representation signal approximately equal to the voltage-representation signal. The modulation may be pulse-width modulation. The resistance-representation signal may be generated based on a signal that is proportional to the percent duty cycle of the pulse width modulation. A difference of the resistance-representation signal and the voltage-representation signal may be integrated to provide an error signal adapted to cause the modulation to be proportional to an electrical resistance of the heater component. | 07-17-2014 |