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Internal Combustion Engine patents



      
           
This page is updated frequently with new Internal Combustion Engine-related patent applications. Subscribe to the Internal Combustion Engine RSS feed to automatically get the update: related Internal RSS feeds. RSS updates for this page: Internal Combustion Engine RSS RSS


Nanofuel engine apparatus and nanofuel

Global Energy Research Associates

Nanofuel engine apparatus and nanofuel

Exhaust gas system for an internal combustion engine

Universitaet Stuttgart

Exhaust gas system for an internal combustion engine

Date/App# patent app List of recent Internal Combustion Engine-related patents
02/26/15
20150057912
 Vehicle carbon monoxide detection system and method patent thumbnailnew patent Vehicle carbon monoxide detection system and method
A vehicle carbon monoxide detection system for a vehicle includes a vehicle internal combustion engine; a controller interfacing with the vehicle internal combustion engine; a carbon monoxide sensor interfacing with the controller, the carbon monoxide sensor adapted to detect a level of carbon monoxide. The controller is adapted to prevent and terminate operation of the vehicle internal combustion engine if the level of carbon monoxide detected by the carbon monoxide sensor exceeds a threshold carbon monoxide level.
Ford Global Technologies, Llc
02/26/15
20150057908
 Asil b-compliant implementation of automotive safety-related functions by means of a high diagnosability, quality managed-compliant integrated circuit patent thumbnailnew patent Asil b-compliant implementation of automotive safety-related functions by means of a high diagnosability, quality managed-compliant integrated circuit
An automotive internal combustion engine electronic control unit for performing safety-related functions with a predetermined automotive safety integrity level, including: a microcontroller and an integrated circuit distinct from and communicating with the microcontroller. The microcontroller performs one or more safety-related functions with the same automotive safety integrity level as required to the automotive engine electronic control unit.
Exida Development S.r.l.
02/26/15
20150057867
 Method and  carrying out a reference measurement on a sensor of an internal cumbustion engine patent thumbnailnew patent Method and carrying out a reference measurement on a sensor of an internal cumbustion engine
A method and a corresponding apparatus for carrying out a reference measurement on a sensor of an internal combustion engine of a motor vehicle during an overrun phase of the internal combustion engine, in order to detect measurement errors of the sensor. Provision is made that future overrun phases of the internal combustion engine, and the duration of the overrun phases, are predicted on the basis of route data; and that a reference measurement on the sensor is carried out only when the predicted duration of the overrun phase is long enough to carry out the reference measurement completely.
Robert Bosch Gmbh
02/26/15
20150057860
 Driving force control device for hybrid vehicle and driving force control  hybrid vehicle patent thumbnailnew patent Driving force control device for hybrid vehicle and driving force control hybrid vehicle
A driving force control device for a hybrid vehicle includes: a travel load calculation unit adapted to divide a predicted route from a current position to a predetermined distance ahead into a plurality of intervals, and to estimate a travel load in each interval; a recommended discharge amount calculation unit adapted to search for a regeneration possible interval, in which a travel condition required by a driver can be maintained even when an output of an internal combustion engine is stopped and regeneration is performed by a motor/generator, from an estimation result, and to estimate a charge amount expected value in the regeneration possible interval, and distributes the charge amount expected value preferentially to an adjacent interval to the regeneration possible interval as a recommended discharge amount in order to stop the output of the internal combustion engine; and an energy management unit that controls an operation of the motor/generator in the current position on the basis of a travel condition, a state of charge, and the recommended discharge amount in the current position.. .
Nissan Motor Co., Ltd.
02/26/15
20150057200
 Lubricant composition for internal combustion engine oil patent thumbnailnew patent Lubricant composition for internal combustion engine oil
(wherein as represents a thioheterocycle; each of r1 and r2 represents a hydrogen atom, an amino group, a c1 to c50 hydrocarbyl group selected from among an alkyl group, a cycloalkyl group, an alkenyl group, a cycloalkenyl group, and an aryl group, or, in the case of a hydrocarbyl group, a c1 to c50 heteroatom-containing group having an atom selected from among an oxygen atom, a nitrogen atom, and a sulfur atom, in the hydrocarbyl group; and each of k, l, m, and n is an integer of 0 to 5), and an aminoalcohol compound having, in the molecule thereof, one or more amino groups and one or more hydroxyl groups, wherein the composition has a phosphorus content (p mass %) and a sulfated ash content (m mass %), based on the total amount of the composition, satisfying any of the following conditions a to c: condition a: p<0.03, and m<0.3; condition b: p<0.03, and 0.3≦m≦0.6; and condition c: 0.03≦p≦0.06, and m<0.3. The lubricating oil composition of the present invention can considerably reduce the amounts of phosphorus-containing additives and a metallic detergent, while high-temperature detergency and wear resistance are maintained..
02/26/15
20150056071
 Bearing systems for turbochagers used on internal combustion engines patent thumbnailnew patent Bearing systems for turbochagers used on internal combustion engines
A bearing system for a turbocharger rotor assembly that includes an elongated bearing carrier with anti-friction bearings on each end carried in a stationary housing. The elongated bearing carrier is supported within the housing by axially spaced elastomeric bands in grooves in the outside diameter of the bearing carrier that cooperate with grooves in the bore of the stationary housing within which the elastomeric bands are seated to carry the axial thrust of the rotor assembly in both axial directions..
02/26/15
20150055901
 Main bearing for crankshaft of internal combustion engine patent thumbnailnew patent Main bearing for crankshaft of internal combustion engine
A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential side of a butting portion. Each half bearing has a main cylinder portion including a central portion in a circumferential direction, and crush relief portions each extending toward the central portion from an end surface of the half bearing in the circumferential direction with a center angle of 3° to 15°.
Daido Metal Company Ltd.
02/26/15
20150055900
 Main bearing for crankshaft of internal combustion engine patent thumbnailnew patent Main bearing for crankshaft of internal combustion engine
A main bearing for a crankshaft of an internal combustion engine has first and second half bearings forming an axial groove on an inner circumferential surface of a butting portion. Each half bearing has a main cylinder portion including a central portion, and crush relief portions each extending toward the central portion from an end surface of the half bearing with a center angle of 3° to 15°.
Daido Metal Company Ltd.
02/26/15
20150054223
 Coatings and powders, methods of making same, and uses thereof patent thumbnailnew patent Coatings and powders, methods of making same, and uses thereof
This invention relates to thermal spray coatings, powders useful in deposition of the thermal spray coatings, methods of producing the powders, and uses of the thermal spray coatings, for example, coating of piston rings and cylinder liners of internal combustion engines. The coatings of this invention are applied by thermal spray deposition of a powder.
02/26/15
20150053505
 Engine oil recirculation system for extended maintenance interval patent thumbnailnew patent Engine oil recirculation system for extended maintenance interval
An oil recirculation system for an internal combustion engine includes an oil sump for storage of engine oil, a supplemental oil tank configured for storage of supplemental engine oil therein, and a conduit configured to fluidly couple the supplemental oil tank and the oil sump such that supplemental engine oil from the supplemental oil tank is selectively delivered to the oil sump and engine oil is selectively extracted from the oil sump and delivered to the supplemental oil tank. The system is configured to deliver supplemental engine oil to the oil sump from the supplemental oil tank and extract engine oil from the oil sump to the supplemental oil tank during a predetermined time period..
Briggs & Stratton Corporation
02/26/15
20150053387
new patent

Line with arched structure


A line is provided for hot gas, for the use particularly in a motor vehicle with an internal combustion engine, with the line including at least one guiding pipe (2), having deformations (4) over at least a portion of its length at least over parts of its circumference, which seen from an exterior of the guiding pipe (2) are embodied convexly or concavely and are interrupted at least once in the circumferential direction.. .
Witzenmann Gmbh
02/26/15
20150053299
new patent

Uncoupling element


In an uncoupling element for uncoupling vibrations of the turbocharger of an internal combustion engine from an exhaust system with a bellows, provisions are made, especially for achieving a lower stiffness with short overall length, for the bellows to be a diaphragm bellows.. .
Boa Balg- Und Kompensatoren-technologie Gmbh
02/26/15
20150053188
new patent

Blow-by gas ventilation device


A bypass passage connecting an upstream portion and a downstream portion of a compressor of a turbocharger is provided in an air intake passage of an internal combustion engine. An ejector, which utilizes the intake air flowing in the bypass passage as a drive gas and thereby venting the blow-by gas generated by the internal combustion engine, is installed in the bypass passage.
Toyota Jidosha Kabushiki Kaisha
02/26/15
20150053184
new patent

System and adjusting on-time calibration of a fuel injector in internal combustion engine


The disclosure provides a system and method for determining an amount of fuel injected or delivered by a single fuel injector in an internal combustion engine by generating one fuel injection event after the engine has stopped operating. The fuel delivered is statistically analyzed in comparison with a commanded fuel delivery amounts to determine the suitability of fuel injector on-time calibration for the analyzed fuel injector.
Cummins Inc.
02/26/15
20150053179
new patent

Method for controlling an internal combustion engine


A method for controlling an internal combustion engine includes: using the pressure sensor method, determining for a first injector a first control period during which a desired quantity of fuel is injected into a lead cylinder; controlling the first injector with the first control period and entering a quantity replacement signal resulting therefrom into a training characteristic field as a function of the drive train parameters; and using null quantity calibration, varying for all further cylinders a control period of the injectors assigned to the cylinders until the quantity replacement signal is reached.. .
02/26/15
20150053178
new patent

Combustion modification and emissions reduction utilizing an electrically insulated engine member in internal combustion engines


A system and method is provided for applying an electric field in internal combustion engines to act on the combustion process to reduce emissions and improve fuel economy in an engine. The engine has an engine block forming a combustion chamber.
Wayne State University
02/26/15
20150053171
new patent

Internal combustion engine with high temperature fuel injection


Set forth herein are apparatuses and systems that utilize high temperature fuel injection to eliminate knocking within a combustion systems, and more particularly internal combustion engines. In some embodiments, the combustion system of the present invention can eliminate knocking through the use of high compression ratios and high intake boost pressures.
Transonic Combustion, Inc.
02/26/15
20150053170
new patent

Rotary internal combustion engine


This invention is to provide a rotary internal combustion engine, which comprises a stationary cylinder connected with a shell, a plurality of piston claw clamps being movably provided on said stationary cylinder, a rotatable power output shaft pivotally provided on said shell, and an arc plate being fixed on said power output shaft within said shell, and a plurality of piston claw clamps being movably provided on a movable cylinder; wherein three pistons are rotating circumferentially in said movable cylinder and are clamped and released in turn cyclically by said piston claw clamps upon running, respectively, so as to switch working modes sequentially; and a plurality of spring cups are provided outside of said movable cylinder and each has a spring with a push rod provided therein such that said piston claw clamps can be controlled by said arc plate through said spring cups and said push rods.. .
02/26/15
20150053169
new patent

Weight optimized connecting rod


The present invention relates to a connecting rod for an internal combustion engine with a big bearing portion for forming a coupling arrangement with a crankshaft and with a small bearing portion for forming a coupling arrangement with a piston, whereas between the big bearing portion and the small bearing potion is arranged a rod shaft. According to the invention the rod shaft features a single piece construction with a first shaft beam and a second shaft bean arranged substantially parallel to the first shaft beam, whereas the shaft beams extend from the big bearing portion to the small bearing portion and feature a certain distance to each other, whereas at least the small bearing portion features an outer dimension which is broader than the median width of the rod shaft and the transition of the rod shaft into the small bearing portion features a concave transition portion..
Thyssenkrupp Metalurgica Campo Limpo Ltda.
02/26/15
20150053168
new patent

Transmission mechanism for vehicles internal combustion engines


The present invention relates to transmission mechanism for vehicle internal combustion (ic) engines, wherein such mechanism improves the efficiency and the power output of internal combustion engines through dividing the conventional connecting rod between the crank shaft and the piston into two parts; a first part and a second part and connecting such parts together by a pin joint, wherein the second part slides through an oscillating rocker that is connected to the engine block by pin joint, and thus adding a degree of freedom to the conventional connecting rod controlled by said oscillating rocker. The mechanism of the present invention can be retrofitted in the existing vehicle combustion engines without the need for any significant change in the design of such engines.
02/26/15
20150053167
new patent

Combustion engine piston and engine using same


A piston for an internal combustion engine is disclosed. The piston includes an upper surface configured to at least partly face a cylinder head of the internal combustion engine.
Caterpillar Inc.
02/26/15
20150053164
new patent

Starter system for an engine


An internal combustion engine includes a cylinder, an exhaust, a fuel tank, an engine cover, a power take off configured to drive an implement, an electric starting system including a starter motor, a battery receiving port, and a rechargeable battery removably attached to the battery receiving port, and an electric start control module including a switch configured to be actuated by a release mechanism configured to put the implement in the ready-to-run condition and a controller coupled to the switch, wherein the switch is configured to provide a signal when the release mechanism is in the engaged position, wherein the controller is configured to receive the signal, wherein the controller it configured to turn on the starter motor to start the internal combustion engine upon receipt of the signal from the switch and an input from a run sensor confirming that the implement is in the ready-to-run condition, and wherein the rechargeable battery is configured to power the starter motor to start the engine.. .
Briggs & Stratton Corporation
02/26/15
20150053162
new patent

Ethanol/castor oil based fuel conditioning


An ethanol/castor oil treatment system for preparing an ethanol/castor oil based fuel for use as a fuel of an internal combustion engine includes an ethanol tank, an ethanol pump fluidly connected to the ethanol tank and having an ethanol output, a castor oil tank, a castor oil pump fluidly connected to the castor oil tank and having a castor oil output, and a blended fuel line having an inlet end fluidly connected to the ethanol output and the castor oil output. The ethanol pump and the castor oil pump are at least one of mass controlled and volume controlled pumps such that ethanol and castor oil are pumped to the blended fuel line in at least one of an adjustable mass ratio and volume ratio..
Caterpillar Motoren Gmbh & Co. Kg
02/26/15
20150053159
new patent

Externally driven interior axial cam


An axial cam with a plurality of followers mounted within its diameter drives the followers in both axial directions. The followers operatively actuate valves such as those of an internal combustion engine.
02/26/15
20150052986
new patent

Method for diagnosing a tank venting valve


A method for diagnosing a tank venting valve. This includes measuring a first pressure p1 in the induction pipe of an internal combustion engine; activating the tank venting valve so as to open; measuring a second pressure p2 in the induction pipe of the internal combustion engine after the opening activation of the tank venting valve; calculating a control value k by subtracting the first induction pipe pressure p1 from a second induction pipe pressure p2 and adding a correction pressure pk, which is calculated from the leakage air adaptation of an internal combustion engine; and detecting a defect of the tank venting valve, when the control value k falls below a threshold value..
02/26/15
20150052890
new patent

Control an internal combustion engine


A control apparatus for an internal combustion engine includes a first exhaust passage through which an exhaust gas of a first cylinder group flows, a second exhaust passage through which an exhaust gas of a second cylinder group flows, a third exhaust passage formed by merging of the first exhaust passage and the second exhaust passage, a centrifugal supercharger equipped with a turbine arranged in the third exhaust passage, an exhaust gas purification device arranged in the third exhaust passage at a location downstream of the turbine of the centrifugal supercharger, a bypass passage branching from the first exhaust passage, and merging into the third exhaust passage at a location upstream of the exhaust gas purification device, and a waste gate valve for switching opening and closing of the bypass passage, wherein when inter-cylinder-group imbalance processing is carried out, the bypass passage is made to open.. .
Toyota Jidosha Kabushiki Kaisha
02/26/15
20150052889
new patent

Hydrostatic power unit


A hydrostatic power unit (2) comprises a variable displacement machine with a continuously variable displacement volume and is operated as a pump and motor and is in a drive connection with an internal combustion engine (3). When operated as a pump, the power unit sucks hydraulic fluid out of a tank (9) and delivers into a delivery side (p), and, when operated as a motor, functions as a hydraulic starter to start the internal combustion engine (3).
Linde Hydraulics Gmbh & Co. Kg
02/26/15
20150052886
new patent

Nanofuel engine apparatus and nanofuel


A nanofuel engine including receiving nanofuel (including moderator, nanoscale molecular dimensions & molecular mixture) internally in an internal combustion engine that releases nuclear energy, is set forth. A nanofuel chemical composition of fissile fuel, passive agent, and moderator.
Global Energy Research Associates, Llc
02/26/15
20150052882
new patent

Exhaust gas system for an internal combustion engine


An exhaust gas system for an internal combustion engine includes at least one first and one second exhaust gas connection interface for fluidically separated discharge of exhaust gas arising during a combustion process from a combustion chamber of the internal combustion engine, and one at least dual-pipe exhaust gas turbocharger having at least one first and one second supply connection interface for fluidically separated supply of the exhaust gases arising during the combustion process, wherein a first connecting channel is designed for fluidic connection of the first exhaust gas connection interface to the first supply connection interface, and a second connecting channel is designed for fluidic connection of the second exhaust gas connection interface to the second supply connection interface. At least one of the connecting channels is designed to be at least partially closable by a closure element..
Universitaet Stuttgart
02/19/15
20150051821

Method of controlling a tandem solenoid starter


A method of controlling a tandem solenoid starter for an automotive system is disclosed. The automotive system includes an internal combustion engine and a controller.
Gm Global Technology Operations Llc
02/19/15
20150051820

Method for preparing the start-up of an internal combustion engine with the aid of a belt-driven starter generator


A method for preparing a start-up of an internal combustion engine with a belt-driven starter generator having a stator and rotor windings, the starter generator being operated so that its generated torque slowly increases over a period of more than two rotor winding-time constants. The stator winding is energized so that the generated torque slowly increases over a period of more than two rotor winding-time constants.
Robert Bosch Gmbh
02/19/15
20150051818

Engine system and control engine system


An engine system is constituted of a battery, a fuel cell, a turbocharger, an engine, a controller configured to (i) stop the engine automatically upon fulfillment of a predetermined stop condition and starts the engine automatically upon fulfillment of a predetermined restoration condition. In the engine system, the controller is configured to stop the fuel cell from charging the battery or limit a charge amount of the battery to a value equal to or smaller than a discharge amount when the fuel cell is driven during operation of the engine and an soc is equal to or larger than a first limit value w1.
Toyota Jidosha Kabushiki Kaisha
02/19/15
20150051817

Drive control device and drive control hybrid electric vehicle


A hybrid electric vehicle comprises an internal combustion engine and an electric motor/generator connected via a first clutch. In response to a system stop request in a vehicle stop state, a rotation speed of the internal combustion engine is decreased to a predetermined rotation speed higher than a predetermined resonance frequency band by a negative torque applied to the internal combustion engine from the electric motor/generator via the first clutch.
Nissan Motor Co., Ltd.
02/19/15
20150051815

Method of estimating the injection pressure of an internal combustion engine


A method of estimating an injection pressure for an internal combustion engine of an automotive system is disclosed that is well-suited for use with a digital pressure sensor, which periodically acquires injection pressure signals. An updated injection pressure value is calculated starting from an injection pressure signal and compensated with a pressure-correcting parameter, based on an elapsed time from the injection pressure signal acquisition, an actual engine speed and an actual fuel injection quantity..
Gm Global Technology Operations Llc
02/19/15
20150051814

Method of controlling a fuel injection


A method of controlling an amount of fuel to be injected by a fuel injector into a cylinder of an internal combustion engine is disclosed. A map stores values of a fuel injection quantity drift of said injector.
Gm Global Technology Operations Llc
02/19/15
20150051813

Method of controlling the fuel injection in an internal combustion engine


A method and apparatus for controlling fuel injection in an internal combustion engine is disclosed which controls a fuel injection pressure and a fuel injection energizing time, by using as input parameter an estimated corrected injector fuel quantity (qertd). In particular, an injector fuel quantity deviation (Δqcb) corresponding to a current engine operating point is estimated and stored in a corresponding point of a map, representing engine operating points defined in terms of injection pressure and injector fuel quantity values.
Gm Global Technology Operations Llc
02/19/15
20150051811

Sensor based measurement and purge control of fuel vapors in internal combustion engines


A fuel control system for a vehicle includes a pressure compensation module that compensates an intake oxygen signal based on an intake pressure signal and that generates a compensated intake oxygen signal. A blow-by estimation module generates an estimated blow-by flow.
Gm Global Technology Operations Llc
02/19/15
20150051810

Method and system for determining diesel engine airflow in an engine using a late intake valve closure strategy


A method can determine diesel engine airflow in a diesel internal combustion engine using a late intake valve closure (livc) strategy. The method includes monitoring the air temperature in an intake manifold to determine an intake manifold air temperature; monitoring a coolant temperature; and determining the air temperature in an intake port of a diesel internal combustion engine.
Gm Global Technology Operations Llc
02/19/15
20150051774

Method and regulating device for regulating a hybrid drive of a hybrid electric motor vehicle


The invention relates to a method for regulating a hybrid drive of a hybrid electric motor vehicle which has an electric energy store (hv), said method having the following steps: determining (s1) criteria for engaging the electric drive (em1; em1, em2) and/or the internal combustion engine (vm) using an adjustable drive mode, wherein a part of a battery capacity of the electric energy store (hv) is reserved using a variable setting; and regulating (s2) the engagement of the electric drive (em1; em1, em2) and/or the internal combustion engine (vm) of the hybrid electric motor vehicle using the determined criteria and the variable setting.. .
Robert Bosch Gmbh
02/19/15
20150051068

Improvement in process for thermal fixation of catalytically active component onto alumina support


The present invention relates to an improvement in a process for the thermal fixation of a catalytically active component onto an alumina support and, more specifically, to an improvement in a process for the thermal fixation of a catalytically active component onto an alumina support for preparing a thermally stable catalyst for treating exhaust gas from an internal combustion engine, by means of thermally stable dispersion and fixation of the catalytically active component(s) for treating exhaust gas from an internal combustion engine, onto a surface or an internal space of the alumina support.. .
Heesung Catalysts Corporation
02/19/15
20150051046

Method and controlling creep torque in a powertrain system


A vehicle includes an internal combustion engine coupled to an input member of a multi-mode transmission configured to transfer torque to an output member coupled to a ground wheel with the internal combustion engine in an on state generating an input torque. A method for controlling the vehicle includes identifying an undesirable operating region including an input/output torque region for operating the multi-mode transmission.
Gm Global Technology Operations Llc


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Internal Combustion Engine topics: Internal Combustion Engine, Combustion, Exhaust Gas, Storage Device, Regenerate, Downstream, Fluidically, Diesel Particulate Filter, Oxygen Storage Capacity, Hydrocarbon, Exhaust Gas Turbocharger, Charge Air Cooler, Circulation, Air Fuel Ratio, Activated Carbon

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