Patent application number | Description | Published |
20080210196 | Direct-Injection Internal Combustion Engine and Method of Controlling the Same - In a direct-injection internal combustion engine, a variable intake valve, of which valve timing can be varied, is used as an air intake valve through which an air intake path and a combustion chamber communicate with each other. The direct-injection internal combustion engine includes: a variable-intake-valve control section that controls the valve timing of the variable intake valve; and an intake-air temperature acquisition section that acquires a temperature of the intake air introduced into the combustion chamber. When the fuel is injected into the combustion chamber via a fuel injection valve during a compression stroke or an expansion stroke, if the acquired intake-air temperature is low, the closing timing of the variable intake valve is advanced, so that the actual compression ratio is increased. | 09-04-2008 |
20090071440 | DIRECT INJECTION SPARK IGNITION INTERNAL COMBUSTION ENGINE AND FUEL INJECTION CONTROL METHOD FOR SAME ENGINE - A direct injection spark ignition internal combustion engine includes a fuel injection controller preventing and/or suppressing engine knocking by retarding a fuel injection timing near an intake stroke bottom dead center. The fuel injection controller retards the fuel injection timing beyond a predetermined time by injecting a required amount of fuel through two or more split injections, and the time at which to end the last split injection is set to a time later than the predetermined time. | 03-19-2009 |
20090126682 | CONTROL APPARATUS AND METHOD FOR DIRECT INJECTION SPARK IGNITION INTERNAL COMBUSTION ENGINE - In a direct injection spark ignition internal combustion engine in which, after the engine has been started at a low temperature, the tumble flow is intensified in each cylinder by the fuel injected at a time near the intake stroke bottom dead center so that homogenous combustion is properly performed and additional fuel is then injected after the ignition time in order to increase the exhaust gas temperature, the thrust force of fuel injected from a fuel injection valve is adjusted in at least two levels such that the thrust force of the additional fuel becomes weaker than the thrust force of the fuel injected at the time near the intake stroke bottom dead center. | 05-21-2009 |
20090133668 | DIRECT INJECTION SPARK IGNITION INTERNAL COMBUSTION ENGINE AND FUEL INJECTION METHOD FOR SAME - A direct injection spark ignition internal combustion engine includes a fuel injector for directly injecting fuel into a cylinder and intensifies a tumble flow using the fuel injected into the cylinder bore at a time near an intake stroke bottom dead center during homogenous combustion. The thrust force of the fuel injected from the fuel injector is set to intensify the tumble flow based on at least one of the state of the combustion chamber, the temperature of the injected fuel, and the orientation of the injection hole. | 05-28-2009 |
20090194069 | CONTROL APPARATUS AND CONTROL METHOD OF IN-CYLINDER INJECTION TYPE SPARK IGNITION INTERNAL COMBUSTION ENGINE - An ECU controls an internal combustion engine which generates a tumble flow inside a cylinder and strengthens the tumble flow by fuel injected near bottom dead center of an intake stroke. The ECU includes an injection timing changing device that changes the injection timing of fuel based on the amount of air drawn into a cylinder of the internal combustion engine. | 08-06-2009 |
20090271092 | DIRECT INJECTION SPARK IGNITION INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING SAME - A direct injection spark ignition internal combustion engine includes a fuel injection valve and fuel injection control device that controls fuel injection such that a fuel is injected from an upper area of an engine cylinder toward a top face of a piston through the fuel injection valve. The fuel injection control device switches a thrust force of the fuel injected from the fuel injection valve between at least two levels such that the thrust force of the injected fuel becomes weaker when the position of the piston is high than when the position of the piston is low. | 10-29-2009 |
20100288236 | DIRECT INJECTION SPARK IGNITION INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING SAME - In a direct injection spark ignition internal combustion engine that performs an Atkinson cycle operation in which the time to close intake valves is retarded, the tumble flow in the engine cylinder is intensified by fuel injected from a fuel injection valve during a time period from an intake stroke bottom dead center to closing of the intake valves. | 11-18-2010 |
20110232605 | FUEL INJECTION CONTROL SYSTEM AND FUEL INJECTION CONTROL METHOD FOR SPARK-IGNITION INTERNAL COMBUSTION ENGINE - In a fuel injection control system for an ignition-spark internal combustion engine, when a piston in a cylinder is stopped at a point after an opening timing of an intake valve, and before substantially 90 degrees after a top dead center of an intake stroke at a time of start of the internal combustion engine, fuel is injected for the cylinder a plurality of times during a period from the opening timing of the intake valve to substantially 90 degrees after the top dead center of the intake stroke. | 09-29-2011 |
Patent application number | Description | Published |
20090123863 | METHOD FOR PRODUCING A TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT - A method for producing a toner for electrostatic image development, including the steps of melt-kneading a resin binder containing a crystalline polyester and an amorphous resin as main components, and heat-treating the melt-kneaded product obtained in the step of melt-kneading at a temperature of from 50° to 80° C., wherein the crystalline polyester is obtained by a polycondensation reaction of an α,ω-linear alkanediol and an aliphatic dicarboxylic acid compound, has the specified values of properties, and further is contained in an amount of from 1 to 35% by weight of the resin binder. The toner for electrostatic image development obtained by the present invention is suitably used for, for example, developing a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like. | 05-14-2009 |
20090136865 | METHOD FOR PRODUCING TONER - A method for producing a toner, including at least the following steps: step (A): pulverizing a negatively chargeable charge control resin that does not soften at a temperature of 180° C. or lower to an average particle size of from 0.05 to 2 μm; step (B): melt-kneading at least a pulverized product of the negatively chargeable charge control resin obtained in the step (A), a resin binder, and a colorant; and step (C): pulverizing a melt-kneaded product obtained in the step (B) and classifying the pulverized product. The toner obtained according to the present invention is suitably used in, for example, the development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method or the like. | 05-28-2009 |
20130130173 | METHOD FOR PRODUCING TONER - A method for producing a toner including the step of melt-kneading a mixture containing a resin binder and a wax with a twin-screw kneader, wherein the resin binder contains three kinds of a resin R1, a resin R2 and a resin R3 having different softening points to each other, wherein the wax contains at least two kinds of a wax W2 and a wax W3 having different melting points to each other, wherein the softening points of R1, R2 and R3 and the melting point W2 meet certain relationships, and wherein the mixture is supplied to the twin-screw kneader in an amount of from 1.3 to 5.0 kg/hr·cm | 05-23-2013 |
20130157192 | TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT - A method for producing a toner for electrostatic image development containing at least a resin binder and a charge control agent, including step 1: melt-kneading components containing a resin binder and a charge control agent to provide a melt-kneaded product; and step 2: pulverizing the melt-kneaded product, and classifying a pulverized product, wherein the resin binder contains a polyester A obtained by polycondensing an alcohol component containing 1,2-propanediol and a carboxylic acid component containing a rosin compound and an aliphatic dicarboxylic acid compound having 6 to 10 carbon atoms, wherein 1,2-propanediol is contained in the alcohol component of the polyester A in an amount of 85% by mol or more. The toner for electrostatic image development obtained by the method of the present invention can be suitably used in, for example, the development or the like of latent image formed in electrophotography, an electrostatic recording method, an electrostatic printing method, or the like. | 06-20-2013 |
20130273467 | TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT - A toner for electrostatic image development containing a resin binder and a releasing agent, wherein the resin binder contains a polyester A having a furan ring, and wherein the releasing agent contains an ester wax, and a method for producing the toner. The toner for electrostatic image development of the present invention can be suitably used in, for example, the development or the like of latent image formed in electrophotography, an electrostatic recording method, an electrostatic printing method, or the like. | 10-17-2013 |
20140120465 | METHOD FOR PRODUCING TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT - A method for producing a toner for electrostatic image development including the step of melt-kneading a mixture containing a resin binder and a wax, wherein the resin binder contains an amorphous polyester (A) obtained by polycondensing an alcohol component containing an aliphatic diol (a) having 3 or 4 carbon atoms, the aliphatic diol having a hydroxyl group bonded to a secondary carbon atom, and an aliphatic diol (b) containing one or more α,ω-linear alkanediols having 2, 4, 6 or 8 carbon atoms, and a carboxylic acid component. The toner for electrostatic image development can be suitably used in, for example, the development or the like of latent image formed in an electrostatic development method, an electrostatic recording method, an electrostatic printing method, or the like | 05-01-2014 |
Patent application number | Description | Published |
20090000595 | Control Apparatus And Control Method Of An Internal Combustion Engine - A control apparatus of an in-cylinder injection type spark ignition internal combustion engine provided with at least an in-cylinder fuel injection valve that injects fuel directly into a cylinder executes temperature increase promotion control that promotes an increase in temperature near a nozzle hole of the in-cylinder fuel injection valve when a detected temperature near the nozzle hole of the in-cylinder fuel injection valve is within a deposit forming temperature range. | 01-01-2009 |
20090013962 | In-Cylinder Injection Type Spark Ignition-Internal Combustion Engine - An in-cylinder-injection type spark-ignition internal combustion engine has a fuel injection valve and an ignition plug that are arranged substantially in the upper area of the cylinder. Fuel is injected from the fuel injection valve in the flow direction of the tumble flow that swirls in the cylinder by flowing downward through the exhaust valve side of the cylinder bore and upward through the intake valve side of the cylinder bore, so as to intensify the tumble flow. | 01-15-2009 |
20120160217 | COMBUSTION PRESSURE CONTROLLER - A combustion pressure control system of a spark ignition type of internal combustion engine which has a sub chamber | 06-28-2012 |
20120199098 | INTERNAL COMBUSTION ENGINE - An internal combustion engine is provided with a sub chamber which is communicated with a combustion chamber and with a variable volume device which changes the volume of the sub chamber. The variable volume device includes a communication part arranged at a cylinder head and formed into a tubular shape, a movement member which is formed in a tubular shape so as to engage with the inside of the communication part and which has a closed end at the side facing the combustion chamber, and a support part which has a projecting part which engages with the inside of the movement member. The variable volume device has the space at the inside of the communication part divided by a movement member and is formed with a sub chamber and gas chamber. The movement member has an open end at the opposite side to the side facing the combustion chamber and is formed so that gas in the gas chamber which leaks from the parts where the movement member and the projecting part contact is discharged to the outside of the cylinder head. | 08-09-2012 |
20120227705 | COMBUSTION PRESSURE CONTROL SYSTEM - A combustion pressure control system of an internal combustion engine provided with a fluid sealing member | 09-13-2012 |
20120272937 | INTERNAL COMBUSTION ENGINE - An internal combustion engine is provided with a variable volume device which changes the volume of a combustion chamber by compression of a gas spring when the pressure of the combustion chamber reaches a control pressure, a pressure changing device which changes a pressure of the gas of the gas spring, and a volume changing device which changes a volume of a compression space in which the gas of the gas spring is compressed. The internal combustion engine detects the operating state and performs control to reduce the pressure of the gas of the gas spring and reduce the volume of the compression space the larger the combustion rate of the fuel in the combustion chamber. | 11-01-2012 |
20120304949 | INTERNAL COMBUSTION ENGINE - The internal combustion engine is provided with a variable volume device which uses the change of pressure of the combustion chamber as the drive source, when the pressure of the combustion chamber reaches a predetermined control pressure, and changes the volume of the space communicated with the combustion chamber by compression of the spring device. The spring device includes a tubular part which communicates with the combustion chamber and a movement member which is arranged movably inside the tubular part. The variable volume device includes a heating device which is formed so as to be able to heat a region, in the wall surface of the tubular part, forming a space communicating with the combustion chamber when the movement member moves. | 12-06-2012 |
20130025571 | INTERNAL COMBUSTION ENGINE - An internal combustion engine is provided with an exhaust valve which has a tapered plug part, a tube-shaped member which is arranged in a region where the exhaust valve is arranged and which is engaged with the tapered plug part of the exhaust valve at one end part which faces a combustion chamber, and a fluid spring for biasing the tube-shaped member to the side facing the combustion chamber. The tube-shaped member is formed so as to be able to move substantially parallel to the direction of movement of the exhaust valve and the other part abuts against the fluid spring. The fluid spring is formed so as to contract using the change in pressure of the combustion chamber as a drive source when the pressure of the combustion chamber reaches a predetermined control pressure. | 01-31-2013 |
20130074810 | COMBUSTION PRESSURE CONTROL DEVICE - A combustion pressure control system of an internal combustion engine which has sub chambers which are communicated with combustion chambers, provided with spring devices each of which has elasticity and which has one side connected to a sub chamber which is communicated with one combustion chamber and has the other side connected to a sub chamber which is communicated with the other combustion chamber. The spring device includes a fluid sealing member. When at least one of the one combustion chamber and the other combustion chamber reaches a control pressure in the time period from a compression stroke to expansion stroke of the combustion cycle, the spring device contracts, whereby the volumes of the sub chambers increase and the pressure rise of the combustion chambers is suppressed. | 03-28-2013 |