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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


Microcontroller for pollution control system for an internal combustion engine

Control device and control method for vehicle

Control device

Date/App# patent app List of recent Internal Combustion Engine-related patents
07/24/14
20140207361
 Sliding mode controller  and internal combustion engine system control device patent thumbnailSliding mode controller and internal combustion engine system control device
The invention relates to a sliding mode controller for controlling a controlled object system by using the adaptive sliding mode control. Also, the invention relates to an internal combustion engine system control device for controlling an internal combustion engine system by using the adaptive sliding mode control.
07/24/14
20140207360
 Microcontroller for pollution control system for an internal combustion engine patent thumbnailMicrocontroller for pollution control system for an internal combustion engine
A pollution control system for an internal combustion engine includes a microcontroller and a power supply, a plurality of sensors configured to measure operating parameters of the engine, and a pcv valve responsive to a control signal from the microcontroller and configured to regulate a flow rate of blow-by gasses in the engine. The microcontroller includes programmable flash memory connected to a control processor, a power supply input, a sensor input configured to receive data from an engine sensor, and a signal output configured to transmit a signal from the control processor so as to control operation of a pcv valve regulating a flow rate of blow-by gasses in the engine..
07/24/14
20140207358
 Control device and control method for vehicle patent thumbnailControl device and control method for vehicle
A control device for a vehicle executes an adaptive cruise control and an idle stop control. The control device automatically starts an internal combustion engine when an operation amount of a start operating member different from a brake pedal is larger than or equal to a predetermined amount while the idle stop control is being executed.
07/24/14
20140207323
 Control device patent thumbnailControl device
A control device that that performs starting control for an internal combustion engine. A first transition control during which a first engagement device is caused to transition from a disengaged state to a slipping engagement state is started after the starting request for the internal combustion engine is made.
07/24/14
20140206501
 Power transmission control device for vehicle patent thumbnailPower transmission control device for vehicle
A power transmission control device is used for a hybrid vehicle including an internal combustion engine and a motor (mg) as power sources, and includes a manual transmission and a friction clutch. A torque of the motor (mg torque) is generally adjusted to the smaller one (=mg torque final reference value) of an mg torque reference value determined based on an accelerator opening and an mg torque limit value determined based on a clutch return stroke.
07/24/14
20140203109
 Injection nozzle for an internal combustion engine patent thumbnailInjection nozzle for an internal combustion engine
An injection nozzle (1), especially an injection orifice for an internal combustion engine, comprises a body (2) in which a nozzle needle (7) is displaceably guided; a pressure chamber (5) which communicates with a feed borehole (4) and via a passage with a spray chamber (6), wherein the passage (9) comprises a needle seat (9′) for cooperation with a needle tip (8) of the nozzle needle (7); and at least one injection orifice (10) via which the spray chamber (6) communicates with the outside of the body (2). The at least one injection orifice has a substantially bottleneck-like inner contour with at least one pre-chamber (14) which opens at one end with an inlet opening (13) into the spray chamber (6); and a guide channel (17) which is connected to the other end of the at least one pre-chamber (14) and communicates via an outlet opening (18) with the outside (dome) of the body (2).
07/24/14
20140203108
 Fuel injector and method for producing a fuel injector patent thumbnailFuel injector and method for producing a fuel injector
A fuel injector, including a valve insert and a plug extrusion coating, is described, the valve insert including a valve seat and a valve housing. The valve housing has an alignment device, which is equipped to align the valve insert in an injection molding die, and the plastic extrusion coating has a second alignment device which is equipped to align the fuel injector during assembly in an internal combustion engine..
07/24/14
20140202430
 Dual fuel system for an internal combustion engine patent thumbnailDual fuel system for an internal combustion engine
A dual fuel system for a vehicle utilizing gasoline and propane fuel sources. The dual fuel system includes a micro-controlled switch box that switches back and forth between fuels.
07/24/14
20140202423
 Method for controlling a motor-vehicle provided with an internal combustion engine having a system for variable actuation of the intake valves patent thumbnailMethod for controlling a motor-vehicle provided with an internal combustion engine having a system for variable actuation of the intake valves
A motor vehicle provided with an internal combustion engine having a system for variable actuation of the intake valves has a phase of activation of an operating mode with the engine off and the vehicle moving, in which the fuel supply to the engine is cut-off. After the cut-off of the fuel supply to the engine, the system for variable actuation of the intake valves is controlled to vary the opening time and/or closing time and/or the lift of the intake valves so as to control the losses due to the pumping effect which occur within the engine in cut-off condition..
07/24/14
20140202421
 Engine speed control patent thumbnailEngine speed control
According to one embodiment, an apparatus for controlling operation of an internal combustion engine includes a conditions module that is configured to determine an out-of-gear condition of the internal combustion engine. The apparatus also includes a permission module that is configured to allow a speed of the internal combustion engine to exceed a maximum engine speed limit if the determined out-of-gear condition meets a threshold, and prevent the speed of the internal combustion engine from exceeding the maximum engine speed limit if the determined out-of-gear condition does not meet the threshold..
07/24/14
20140202420
Arrangement and method for an internal combustion engine with direct dual fuel injection
An arrangement and method for a combustion engine with direct injection and in particular to switching between two types of fuel is disclosed. A high-pressure pump (10) is connected to a combustion engine and the high-pressure rail for the direct injection of a fuel.
07/24/14
20140202413
Spark ignition device for an internal combustion engine and central electrode assembly therefore
A spark ignition device includes a ceramic insulator with a metal shell surrounding at least a portion of the ceramic insulator. A ground electrode is attached to the shell.
07/24/14
20140202412
Internal combustion engine
The present invention aims at effectively improving a propagation speed of a flame utilizing an electromagnetic wave in an internal combustion engine that promotes combustion of an air fuel mixture utilizing the electromagnetic wave. The present invention is directed to an internal combustion engine including: an internal combustion engine main body formed with a combustion chamber; and an ignition device that ignites the air fuel mixture in the combustion chamber, wherein combustion cycles, in which the ignition device ignites and combusts the air fuel mixture, are repeated.
07/24/14
20140202411
Plasma generating device, and internal combustion engine
To downsize an electromagnetic wave generation device in a plasma generation device that generates electromagnetic wave plasma by emitting to a target space an electromagnetic wave amplified by means of a solid state amplifying element. The plasma generation device includes the electromagnetic wave generation device that outputs the electromagnetic wave amplified by means of the solid state amplifying element, and an emission antenna for emitting the electromagnetic wave outputted from the electromagnetic wave generation device to the target space.
07/24/14
20140202410
Camshaft device of a motor vehicle internal combustion engine
In a camshaft adjusting device of a motor vehicle internal combustion engine which has an electromagnetic braking unit that includes a stationary actuator having a first braking surface and an axially spaced second braking surface which is movable relative to the first braking surface, the braking unit further includes a brake disk which is functionally separate from the stationary actuator and is at least partially situated between the spaced braking surfaces of the actuator and connected to an adjusting input of the camshaft adjusting device.. .
07/24/14
20140202406
Varably operated valve system for multi-cylinder internal combustion engine and control apparatus for variably operated valve system
In a variably operated valve system for a multi-cylinder internal combustion engine and a control apparatus for the variably operated valve system, a first valve stop mechanism is configured to switch between a valve operation state in which one of a pair of intake valves from among the pair of intake valves of a part of a plurality of cylinders is operated to be open or closed and a valve stopped state in which the valve open or closure operation of the one of the intake valves is stopped, a second valve stop mechanism is configured to switch between the valve operation state in which the other of the pair of intake valves from among the pair of intake valves of the part of the cylinders is operated to be open or closed and the valve stopped state in which the valve open or closure operation is stopped.. .
07/24/14
20140202405
Variable valve timing control apparatus of internal combustion engine and method for assembling the same
A variable valve timing control apparatus has a housing; a vane rotor relatively rotating with respect to the housing; a torsion spring always forcing the vane rotor in one rotation direction with respect to the housing; and a spring guide accommodating therein the torsion spring. At least a part of an outside diameter of the torsion spring, before being installed inside the spring guide, is formed to be greater than an inside diameter of an inner wall of the spring guide.
07/24/14
20140202404
Piston and method of making a piston
A monobloc piston assembly for an internal combustion engine is provided. The piston assembly includes a piston body which extends along an axis and is formed of at least two pieces of material which are joined together at least one friction weld joint which extends continuously through an annular shape around the axis.
07/24/14
20140202335
Calcium lsx and lithium-h-lsx zeolite oxygen enrichment system for an internal combustion engine
A system for increasing the power of cars by increasing the oxygen content in the intake manifold supply using a zeolite filtration system. This system does not rely on the conventional method of injecting pure oxygen from a tank or using hydrolysis from water.
07/24/14
20140202282
Manual transmission
The manual transmission of this apparatus includes an input shaft ai to which power is input from an internal combustion engine e/g through a clutch cit and an output shaft ao to which power is input from an electric motor m/g. This transmission has a plurality of ev travel gear stages (ev, ev-r) (different from the neutral) in which no power transmission system is established between the input shaft ai and the output shaft ao, and a plurality of hv travel gear stages (2-nd to 5-th) in which a power transmission system is established between the input shaft ai and the output shaft ao.
07/24/14
20140202138
Exhaust gas purification device for internal combustion engine
The invention relates to an exhaust control device of an engine (10) comprising a catalyst (45) in an exhaust passage (40). In this invention, the active element transforms as a solid solution in the carrier when a catalyst temperature is higher than or equal to a predetermined solid solution temperature and an atmosphere in the catalyst is an oxidation atmosphere and the active element precipitates from the carrier when the catalyst temperature is higher than or equal to a predetermined precipitation temperature and the atmosphere in the catalyst is a reduction atmosphere.
07/24/14
20140202137
Control device for internal combustion engine with turbo supercharger
An object of the present invention is to control a supercharge pressure in such a manner as not to interfere with warming-up of an exhaust gas purifying catalyst, in an internal combustion engine with a turbo supercharger. To this end, a control device for an internal combustion engine with a turbo supercharger provided by the present invention makes a determined value of a target supercharge pressure with respect to a same target intake pressure smaller when a request to warm up the exhaust gas purifying catalyst is present, as compared with when the request is absent.
07/24/14
20140202134
Method for controlling a heat recovery device in an internal combustion engine
A method for controlling a heat recovery device in an internal combustion engine, in particular, for a motor vehicle. The heat recovery device is provided with a circuit for a working medium having an evaporator of an expansion machine that is arranged in an exhaust gas flow path of the internal combustion engine, a condensor, an expansion tank, and a feed pump.
07/24/14
20140202001
Method for the production of a piston for an internal combustion engine
A method for producing a piston from an upper piston part and a lower piston part. A strip- or plate-shaped semifinished product made of a metal material is provided, from which an annular upper piston part or an annular blank is stamped out, which blank is finished to form an upper piston part, wherein the upper piston part is connected to a lower piston part to form a piston..
07/17/14
20140200852
Exhaust manifold pressure based misfire detection for internal combustion engines
An engine cylinder misfire detection system is provided that detects changes in exhaust manifold pressure (emp) fluctuations, compares the emp fluctuations with diagnostic thresholds determined with other engine characteristic information obtained from engine sensor data, and determines whether a cylinder misfire has occurred. A method of monitoring and detecting emp fluctuations in combination with one or more sensed engine characteristics is disclosed to determine an engine cylinder misfire in a cycle of an internal combustion engine having at least one cylinder.
07/17/14
20140200791
Control apparatus of internal combustion engine
In a turbocharged internal combustion engine, an amount of cylinder suction air is calculated with sufficiently high accuracy to suitably control the internal combustion engine in consideration of influences of an exhaust pressure on a volumetric efficiency equivalent value without requiring a huge memory capacity, in fewer adaptive man hours, and under a low operation load. A correction calculation parameter is calculated using an exhaust pressure, an exhaust pressure for pre-correction volumetric efficiency equivalent value, and an intake manifold pressure, and a post-corrected volumetric efficiency equivalent value is calculated by correcting a pre-correction volumetric efficiency equivalent value using the correction calculation parameter.
07/17/14
20140200783
Method for operating a motor vehicle in trailing throttle mode
In a motor vehicle with an adjustable coupling (intermediate device) between the (crank)shaft and floor contact elements (wheels), wherein the coupling is set in over trailing throttle mode in such a way that the rotational speed of the shaft is reduced, in particular is adjusted to a predefined value, in order to reduce the internal losses of the drive, in particular an internal combustion engine.. .
07/17/14
20140200781
Vehicle control system
A vehicle control system includes an internal combustion engine capable of switching an operating state and a non-operating state while a vehicle travels, an engaging device capable of switching an engaged state in which the internal combustion engine is engaged with a driving wheel so that a power can be transmitted therebetween and a release state in which the engagement is released, and a controller configured to control the internal combustion engine and the engaging device based on a vehicle speed parameter as to a traveling speed of the vehicle and a determination parameter different from the vehicle speed parameter, place the engaging device in a release state at the time stop permission conditions of the internal combustion engine as to the determination parameter have been established while the vehicle travels at deceleration.. .
07/17/14
20140200779
Control apparatus for continuously variable transmission
A control apparatus for a continuously variable transmission is capable of continuously changing an output of an internal combustion engine mounted on a vehicle and allowing a transmission mode to be switchable between a continuous transmission mode in which a transmission ratio is set continuously and a stepped transmission mode in which the transmission ratio is set stepwise. A transmission mode selector is configured to change the transmission mode in such a manner that in a case where the stepped transmission mode is selected, when a engine rotation speed reaches a first predetermined rotation speed, then falls below a second predetermined rotation speed which is lower than the first predetermined rotation speed, and further falls below a third predetermined rotation speed, the transmission mode is switched from the stepped transmission mode to the continuous transmission mode..
07/17/14
20140200111
Hybrid vehicle control apparatus
A hybrid vehicle control apparatus (100) is provided with: a first replacement controlling device which replaces regenerative braking torque of the rotating electrical machine by engagement torque of the clutch if probability of starting an internal combustion engine is high on demand of changing a connection state between a rotating electrical machine and a transmission mechanism in regenerative braking by the regenerative braking torque of the rotating electrical machine; and a second replacement controlling device which replaces the regenerative braking torque by friction braking torque if the start probability is low on the change demand.. .
07/17/14
20140199210
Exhaust gas purification apparatus for an internal combustion engine
A reduction in the accuracy of a failure determination of a filter due to a reduction in the detection accuracy of a pm sensor is suppressed. In order to achieve this, provision is made for a filter, an nox selective reduction catalyst at the downstream side of the filter, a supply device for supplying a reducing agent to the nox selective reduction catalyst, a pm sensor for detecting an amount of particulate matter in an exhaust gas at the downstream side of the nox selective reduction catalyst, and a supply decrease part that makes an amount of supply of the reducing agent smaller in cases where at least one of the following conditions is satisfied than in cases where any of the conditions is not satisfied, wherein the conditions include: a condition in which the temperature of the nox selective reduction catalyst is equal to or less than a threshold value; a condition in which the temperature of the exhaust gas is equal to or less than a threshold value; a condition in which the flow rate of the exhaust gas is equal to or larger than a threshold value; and a condition in which the amount of adsorption of the reducing agent in the nox selective reduction catalyst is equal to or larger than a threshold value..
07/17/14
20140197634
Device for the sealed connection of communicating ducts in adjoining and/or connected components of an internal combustion engine
A device for the sealed connection of communicating ducts in adjoining components or an internal combustion engine includes a connecting pipe inserted into the ducts and which has a pipe portion which projects into a first component. A sealing ring is disposed between the pipe portion and an associated duct wall of the first component.
07/17/14
20140196702
Ignition and knock tolerance in internal combustion engine by controlling egr composition
A method for improving ignition of a spark ignited internal combustion engine by controlling the composition of recirculated exhaust gas. It is assumed that the engine has a spark ignition system and an exhaust gas recirculation (egr) loop such that at least one of the combustion cylinders is an egr cylinder that generates an egr stream carried by the egr loop.
07/17/14
20140196697
Internal combustion engine having dedicated egr cylinder(s) with intake separate from intake of main cylinders
A method and system for using an internal combustion engine with dedicated egr cylinders to provide an adjustable egr rate to the main (non dedicated) cylinders. The dedicated egr cylinder(s) are configured to receive fresh air via a fresh air intake or to receive a portion of the mixture of fresh air and egr gas via the same mixed intake line that delivers intake to the main cylinders.
07/17/14
20140196696
Supercharged internal combustion engine with twin-flow turbine and method for operating an internal combustion engine of said type
A supercharged internal combustion engine may include a twin-flow turbine with variable vane geometry. One example method to operate the device permits optimized operation of the internal combustion engine at low exhaust gas flow rates..
07/17/14
20140196693
Internal combustion engines
An internal combustion engine comprising at least one cylinder) and a crankshaft disposed at one end of the cylinder. Within each cylinder there is a pair of opposed, reciprocating pistons that form a combustion chamber (28) therebetween, including an outer piston being the piston furthest from the crankshaft and an inner piston.
07/17/14
20140196690
Internal combustion engine having a fuel supply system for stop-and-go operation
Embodiments for an internal combustion engine are provided. In one example, and internal combustion engine comprises at least two cylinders each including an injection nozzle and a fuel supply system for supplying the cylinders with fuel.
07/17/14
20140196684
Spark plug for an internal combustion engine
The invention relates to a spark plug for an internal combustion engine, in particular a gas engine. The spark plug includes a middle electrode and at least one earth electrode group, each comprising one or more earth electrode platelets.
07/17/14
20140196682
Pressurized engine enclosure with air filter for an agricultural work vehicle
An engine enclosure (100, 200) for an agricultural work vehicle has a plurality of walls (114, 210, 216, 218, 230) that surround an internal combustion engine (102, 202) and a fan (122, 236) coupled to an air inlet (120, 238) in the plurality of walls for maintaining the inside of the engine enclosure (100, 200) at a pressure slightly higher than atmospheric pressure.. .
07/17/14
20140196679
Internal combustion engine
To improve a propagation speed of a flame by effectively utilizing energy of the electromagnetic wave in the combustion chamber in an internal combustion engine that promotes combustion of fuel air mixture in a combustion chamber by means of an electromagnetic wave. The internal combustion engine includes, in addition to an internal combustion engine main body and an ignition device, an electromagnetic wave emission device and a control device.
07/17/14
20140196678
Gasoline fuel composition for improved performance in fuel injected engines
A method for improving performance of fuel injectors, and a method for cleaning fuel injectors for an internal combustion engine. The methods include operating the engine on a fuel composition comprising a major amount of fuel and from about 1 to about 200 ppm by weight based on a total weight of the fuel of a reaction product of (i) a hydrocarbyl substituted compound containing at least one tertiary amino group and (ii) a halogen substituted c2-c8 carboxylic acid, ester, amide, or salt thereof, wherein the reaction product as made is substantially devoid of free anion species..
07/17/14
20140196675
Crankdisk bearing support for the waissi internal combustion engine
An improvement to the waissi type opposed piston internal combustion engine is proposed. The engine has at least one pair of aligned and opposed cylinders with one reciprocating double-headed piston assembly in each cylinder pair.
07/17/14
20140196674
Liquid-cooled internal combustion engine with liquid-cooled cylinder head and with liquid-cooled cylinder block
One approach to provide engine cooling for an internal combustion engine includes pumping coolant from a pump output, in parallel, directly to a block and a head upper coolant jacket; flowing coolant from the block directly to a head lower coolant jacket; discharging coolant from the upper and lower jackets only to a control block; and selectively directing cooling from the control block to each of: a cabin heater; radiator bypass line; and the radiator. In this way, an increased demand for pre-warmed coolant can be met, for example in the case of low outside temperatures..
07/17/14
20140196551
Power take-off system for an internal combustion engine
A power take-off system for an internal combustion engine that has a drive gear positioned within a crankcase includes a housing. The housing is coupleable to the internal combustion engine.
07/17/14
20140196527
Method for diagnosing a low pressure exhaust gas recirculation system of an internal combustion engine and device for carrying out the method
A method and device for diagnosing a low pressure exhaust gas recirculation system (lpegrs) of an internal combustion engine having an intake area for supplying fresh air which includes in succession in the flow direction a first section having a low pressure in which an air mass flow sensor is situated, a compressor and a second section having a high pressure, the engine exhaust area including a second section having a low exhaust gas pressure, and the lpegrs which has an adjustable lpegr valve recirculating at least a portion of the exhaust gas in the second section of the exhaust area to the first section of the intake area. The fresh air mass flow taken in is measured by the air mass flow sensor, the total mass flow flowing through the compressor being ascertained, the lpegr mass flow being ascertained from the difference between the total mass flow and the fresh air mass flow taken in, an estimated value being calculated for the lpegr mass flow, the difference between the ascertained lpegr mass flow and the estimated value being formed, and an error signal being output for a deviation.
07/17/14
20140196445
Hybrid vehicle control device and hybrid vehicle
In controlling a hybrid vehicle, an internal combustion engine and an electric motor are controlled such that, when a power request is received while traveling with an operation of the internal combustion engine stopped and a requested power required for traveling is higher than a predetermined power, the operation of the internal combustion engine is started with an intake air volume based on the requested power and the hybrid vehicle travels with the requested power. When the power request is received for the first time after ignition-on, the start control for controlling the internal combustion engine is performed such that the operation of the internal combustion engine is started with an intake air volume lower than that based on the requested power.
07/17/14
20140196439
Method and apparatus for reducing emissions and/or reducing friction in an internal combustion engine
A method and apparatus for reducing at least one of hc, co, and nox emissions from an operating internal combustion engine fueled by hydrocarbon or similar fuels, such as alcohols, wherein a portion of the internal combustion chamber has aluminum and/or titanium containing surfaces coated with a titanium dioxide coating further comprising a dopant in and/or on the adherent titanium dioxide coating.. .
07/17/14
20140196438
Assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines
An assembly and method for reducing nitrogen oxides, carbon monoxide and hydrocarbons in exhausts of internal combustion engines, wherein the exhaust is acted upon in a first stage catalytic converter. A first portion of the first stage catalytic converter output is cooled and a second portion of the catalytic converter output is not cooled.
07/17/14
20140196265
Push rod removal tool
A tool for engaging and pivoting the rocker arm of an internal combustion engine to enable removal of a push rod from the engine by disengaging the rocker arm from the push rod includes a handle, a pair of bifurcated arms extending from the handle which fit on opposite sides of the rocker arm and further including connected outer ends of the bifurcated arms defining a prong to depress the valve spring. A transverse plate connecting the bifurcated arms engages the underside of a rocker arm as the bifurcated arms are positioned on the bracket supporting the rocker arm to enable pivoting the rocker arm and permit removal of the engine push rod..


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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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This listing is a sample listing of patent applications related to Internal Combustion Engine for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Internal Combustion Engine with additional patents listed. Browse our RSS directory or Search for other possible listings.
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