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JP2003193891 |
To provide a fuel control device for an engine and an idling air/fuel ratio control method, allowing a stable engine speed during idling.The fuel control device comprises an idling speed control valve 205 bypassing a throttle valve 202 f...
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JP2003193889 |
To provide an intake control device for a multi-cylinder internal combustion engine, improving fuel consumption during idling.The intake control device comprises intake control valves 40 provided in intake passages for cylinders 1a-1d, R...
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JP3445500 |
To precisely perform a throttle valve opening control by performing the learning by a friction learning means after the learning by an air quantity learning means is converged. In a sequence control of air quantity and friction learning,...
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JP3445714 |
To reduce the amount of black smoke to be mixed with exhaust gas in the start-up of an engine while restraining cost of a governor from being increased. A governor input lever connected to a fuel amount adjusting rack of a fuel injection...
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JP3445747 |
To prevent the penetration of lubrication oil of a pump case into a bearing gap by projecting an outer circumferential edge of a flange between the bearing gap put between an inner ring and an outer ring of a rolling bearing and an insid...
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JP2003175080 |
To provide the structure of a facility behind a driving seat in a wheelchair moving vehicle with which the rate of utilization of a transportation vehicle is maximally improved by securing the maximum seating capacity and also to provide...
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JP2003172171 |
To provide a speed change control method and its system for an automatic transmission using engine torque improving speed change feeling by stably controlling the engine torque, increasing flexibility in speed change control and eliminat...
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JP2003161198 |
To provide an engine speed control method and system capable not only of decreasing discomfort of drivers and passengers in a driving state of an excessive engine speed but of calibrating the discomfort by a deterministic method.The syst...
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JP3436660 |
To improve the responsiveness of the ISC control by executing the correction of the ISC demand opening on the basis of an amount of change of the engine speed when the final target opening and the ISC demand opening are matching with eac...
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JP2003161175 |
To diagnose the operation of a variable compression ratio device without depending on an exclusive sensor in an internal combustion engine.This diagnostic method for an automobile having the internal combustion engine which operates in s...
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JP2003161194 |
To improve evacuating drive performance when abnormal condition occurs in an electronic throttle system of an engine.When major abnormal condition occurs, a first abnormality memory element 133 operates to de-energize a power source circ...
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JP2003161182 |
To prevent warm air from blowing out in a fuel-cut period when an air conditioner is driven by an engine for a vehicle.Fuel-cut is performed when the engine speed is reduced, and subsequently, when it is judged that the number of revolut...
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JP3433167 |
To prevent black smoke emission and wasteful fuel consumption while ensuring starting performance of an engine in a simple, inexpensive constitution. By constituting a metering tool 21 of a fuel injection pump 20 of an engine E with a su...
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JP3433058 |
To eliminate the dispersion in engine speed, caused by changes in the engaging and abutting state of the lower end hook of two coil springs attendant upon the operation of a speed governing lever, to facilitate the assembly and to elimin...
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JP3433003 |
To control the conditions of an engine with a speed governor lever even when a slowdown function is provided therefor. The speed control for an engine 8 on the basis of the speed setting position of a speed governor lever 2 through a gov...
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JP2003148190 |
To assist a driver in securely performing the comfortable gear-change with little wearing of a clutch in an automotive driving device comprising a drive engine 2 controlled by an electronic throttle and a manual multistage transmission 1...
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JP3429733 |
To properly perform the partial stop of a cylinder by providing characteristic conversion parts for full open operation and partial operation on a speed regulation system for generating an operation signal for controlling a throttle valv...
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JP3426650 |
PURPOSE: To provide an engine governor wherein remote control in both forward/reverse directions can be performed by simplifying a purpose of the engine governor even without increasing a production cost. CONSTITUTION: In an all-speed ty...
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JP2003120403 |
To provide a leakage detecting apparatus for an intake manifold of an internal combustion engine for detecting a leakage from the intake manifold with a simple structure and a sufficient accuracy.An ambient pressure PA and an intake mani...
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JP3414159 |
To improve stopping property and fuel consumption economy of a vehicle during short-time parking or in a state of waiting for starting at an intersection, and also improve derivability for putting the vehicle into a garage and following ...
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JP3414286 |
To suppress the torque fluctuation and to prevent the deterioration of drivability by correcting the fuel injection quantity according to the variation quantity of an engine load at the time of operating an exhaust throttle valve or rele...
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JP2003097320 |
To provide a control device of idle engine speed of an internal combustion engine capable of accurately positioning a step motor without addition of a battery.This device comprises a storage means 11 for storing the number of steps P sto...
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JP2003083127 |
To prevent pre-ignition when starting a cylinder injection type internal combustion engine.When a high temperature starting is decided ('YES' in S120), immediate injection of fuel is inhibited by interlocking with a cranking starting ('Y...
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JP3408754 |
To easily construct a system for feed back control by executing feed back control treatment by response designating control capable of variably designatable damping speed of a deviation between real rotating speed and target rotating spe...
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JP3407313 |
PURPOSE: To detect the condition of a purge control valve surely by providing an electronic control circuit, and utilizing an idle engine speed control means which adjusts the amount of suctioned air of engine effectively so as to achiev...
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JP2003074400 |
To reduce a burden on a CPU without using a calculation table in electronic governor control of an engine using a central processing unit.A control variable of a throttle valve for adjusting a fuel supply quantity is calculated so as to ...
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JP2003065099 |
To prevent operating efficiency of a diesel engine from being decreased by adjusting an output of the engine in accordance with charging or discharging requirements of a battery in a diesel hybrid vehicle mounted with both the diesel eng...
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JP2003056389 |
To inject a proper amount of pilot injection into a combustion chamber in an internal combustion engine even when various characteristics are varied due to a machine difference or a temporal fluctuation. When high-pressure fuel from a co...
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JP2003041965 |
To improve the controllability of an engine idle speed of a hybrid electric vehicle. A method and a system control an idle speed of a drive system or transaxle 10 of the hybrid electric vehicle including an internal combustion engine 12,...
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JP3392787 |
To solve an object contradiction between functionality of a drive unit and strictness of monitoring by taking account of the time change of engine rotational speed of the drive unit at the time of determining the maximum allowable value ...
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JP2003021010 |
To suppress excessive rotation of an engine, prevent spitting of air-fuel mixture from a carburetor to an air cleaner, and improve/stabilize start performance by a choke plate.In this air cleaner in the small-sized engine, a diameter D1 ...
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JP3390642 |
To provide a control system for regulating engine torque as a function of the input torque capacity of each of components that make up a drive train. An engine control system supplies an engine fuel supply rate EFR (120, 122) equal to a ...
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JP2003003894 |
To provide a control device robust in various condition changes such as the change of air density in the control of a fuel lead type internal combustion engine.This control device is provided with a detection means for directly or indire...
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JP2002371881 |
To provide a throttle control device capable of controlling engine revolutions to target engine revolutions without being affected by the load of an air conditioner compressor in gear shift, and smoothly shifting a gear at all times. Thi...
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JP2002371875 |
To improve the feeling even when the overspeed is frequently repeated by reducing any fluctuation is rotation when the engine speed is dropped in order to prevent the overspeed. When the engine speed of an engine 6 is in the overspeed st...
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JP2002364419 |
To provide a control device for a hybrid vehicle capable of securing the braking commodity performance and remarkably improving the fuel consumption with cylinder cut-off operation. In this hybrid vehicle provided with an engine E and a ...
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JP3378640 |
PURPOSE: To prevent the occurrence of a delay of fuel injection during the fluctuation of a load by simultaneously controlling the opening of an idle control valve and a fuel injection amount. CONSTITUTION: Sensors 12 and 13 are provided...
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JP2002327648 |
To stabilize an air-fuel ratio at a time of starting an internal combustion engine and to reduce emission, by correcting a starting time fuel injection amount depending on changes in air amount at the time of starting the engine.This fue...
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JP2002295269 |
To provide a mechanical governor, while preventing the lowering of the speed control performance by the governor by reducing wear of the contact part by the side of a slide axis and a governor lever, the durability of governor compositio...
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JP2002295291 |
To provide an idling rotational speed control method, capable of smoothly making an actual engine rotational speed approach the target value.Then a driver releases an accelerator in a normal traveling state of a vehicle, an engine revolu...
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JP2002285882 |
To provide a rotation control device in an operation stop for an internal combustion engine capable of surely reducing vibration in the stopping rotation of the internal combustion engine.In an automatic stop of the engine, the number of...
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JP2002285913 |
To implement the size reduction by simplifying arranging structure of an intake apparatus of a gas engine mounted with an electronic governor.A gas mixer 10 is provided having a throttle valve 11 and an air-fuel ratio control valve 18 in...
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JP2002276438 |
To provide an idling fuel supply control method and its device for preventing a decrease in speed of an internal combustion engine by compensating friction at the initial start of the internal combustion engine and for preventing racing ...
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JP2002276447 |
To improve idle rotation stability in a system for controlling controlled variable of an internal combustion engine based on request illustration torque.Reqeust shaft torque requested by a driver is calculated from accelerator opening op...
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JP2002276472 |
To simplify the arrangement and constitution of an intake device in a gas engine loaded with an electronic governor and to miniaturize the device.An intake passage 4 is communicated with a gas mixer 23 provided with a throttle valve 22 a...
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JP2002276391 |
To decreasingly correct excessive fuel injection in an overload operation or low-speed operation to suppress the exhaust gas concentration in such an operation.In this fuel supply system for diesel engine, a governor lever 5 formed of a ...
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JP2002256958 |
To provide a method for calculating the engine rotational frequency conformable to the reality by forming the engine rotational frequency conformable to the reality considered to control an engine at the starting stage of an engine with ...
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JP2002250245 |
To provide a method of operating a reciprocating internal combustion engine for increasing the net output and improving the net fuel consumption rate by reducing the frictional loss power in the indicated output of the same size as the c...
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JP2002235559 |
To suppress a disadvantage that inner peripheral faces of both insertion parts 10a, 10b and both shaft insertion holes 4a, 4b are mutually worn and prevent the reduction of accuracy of a governor because a weight pivotal shaft 5 does not...
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JP2002225590 |
To provide a vehicular traveling control device capable of accelerating/decelerating a vehicle giving no uncomfortable feeling to an occupant, and properly controlling the driving torque of the vehicle driven by the engine.The vehicular ...
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