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JPS6023230U |
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JPS6030442A |
PURPOSE: To prevent any hunting from being produced and contrive proper idling-up by controlling idle rotation based on an alternator output current detected as a current required by the whole electric loads. CONSTITUTION: At engine idli...
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JPS6027755A |
PURPOSE: To lower the specific fuel consumption of an engine and to reduce the amount of noxious gas exhausted from the same, by enabling the engine to operate at a low speed at the time of its no-load operation by varying engine variabl...
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JPS6026134A |
PURPOSE: To sufficiently purify exhaust gas, by providing means for judging the activation of an O2 sensor and means for increasing the idle rotational speed of the engine so that the idle rotational speed is increased in a predetermined...
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JPS6019741U |
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JPS6022049A |
PURPOSE: To improve controllability of a control lever for a fuel injection apparatus, by operating the control lever according to a manually produced speed instruction signal, and enabling to change the value of said instruction signal ...
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JPS6022040A |
PURPOSE: To prevent occurrence of engine stall, by controlling the air-flow rate through a by-pass passage by-passing a throttle valve so as not to be lower than a prescribed minimum air-flow rate in feedback controlling the engine speed...
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JPS6019936A |
PURPOSE: To prevent stall and hunting of an engine, by only once carrying out such a control where an amount of air is increased for a predetermined time after an engine rotational speed is lowered below a predetermined value at an idlin...
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JPS6019932A |
PURPOSE: To prevent drop of an engine rotational speed at transition and smoothly decrease the rotational speed to a target rotational speed, by controlling an amount of air bypassing a throttle valve upon receiving a load to increase th...
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JPS6019933A |
PURPOSE: To prevent drop of an engine rotational speed and stall at transition, by increasing an amount of air bypassing a throttle valve over a target amount of air under load upon receiving a load and decreasing the amount of air to th...
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JPS6014254U |
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JPS6017244A |
PURPOSE: To prevent an engine from causing its overspeed, by providing an acceleration detecting means, which detects acceleration of a speed of the engine, adjusting means, which outputs a revolution suppressive starting speed, and a re...
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JPS6017243A |
PURPOSE: To prevent hunting of a speed in an engine at its idle time, by setting battery voltage as the maximum level when a switching valve provided in a bypass passage of intake air is closed. CONSTITUTION: When a control circuit 20 is...
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JPS6017238A |
PURPOSE: To prevent an engine from causing the hunting action in its rotation, by providing an intake air flow detecting means, which detects an intake air flow of the engine, and a correcting means which releases a stop of fuel supply u...
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JPS6017242A |
PURPOSE: To prevent an engine speed from decreasing, by setting the lower limit of a control valve to a value calculated on the basis of a study value and engine temperature during feedback control of the idle speed control valve. CONSTI...
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JPS6017241A |
PURPOSE: To prevent an engine speed from decreasing, by setting the lower limit of opening of a control valve to a value calculated on the basis of a study value and the running condition of an automobile during feedback control of the i...
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JPS6013952A |
1. An arrangement for controlling an internal combustion engine : - comprising a fuel injection pump with a regulating rod (11) controlled by a stepping motor (16) to positions which in each case determine the quantity of injected fuel ;...
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JPS6013935A |
PURPOSE: To enhance the flow-rate controllability to a great extent, by disposing a slider such that the slider comes to a completely closed position at the rotational position of an armature at which current is supplied only to a valve ...
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JPS6011647A |
PURPOSE: To make the effect of engine brake satisfactory, by providing such an opening degree subtracting means that the set opening degree of a throttle valve is gradually reduced upon lowering of load to set a computed opening degree, ...
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JPS6011644A |
PURPOSE: To simplify the adjustment of attaching of an externally loading device, by actuating a fuel control member in the fuel increasing direction with the use of an electronic control device by an amount corresponding to the external...
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JPS608440A |
PURPOSE: To prevent hunting of engine speed by interrupting complete closure of an ISC valve during low-temperature and low-speed engine conditions even if the ratio of intake air flow rate to engine speed is more than a predetermined va...
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JPS608437A |
PURPOSE: To prevent insufficient acceleration and deceleration of a car by excluding a complete closing of an idling revolution speed control valve during a fixed time interval after a ratio of a suction air volume and an engine revoluti...
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JPS608439A |
PURPOSE: To obtain proper control of a throttle valve even in case of a false contact of an idling switch when an actuator control of the throttle valve does not detect the failure by detecting a change of the driving condition of an aux...
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JPS608438A |
PURPOSE: To obtain a proper control of a throttle valve opening degree even in case of a false contact of an idling switch by providing a control means to drive an actuator in accordance with the difference between an actual opening degr...
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JPS608441A |
PURPOSE: To prevent falling-down and stop of engine speed caused by, for example, quick application of the brake during the term of control by determining the minimum opening degree of the valve to a leaning value of idling after warming...
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JPS604730U |
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JPS606039A |
PURPOSE: To enable idle running without impairing performance both at transient and regular times even when the variation in the number of revolution of an engine is large, by varying the period of sampling of integral control in accorda...
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JPS606054A |
PURPOSE: To keep the idle engine speed constant by calculating the directed fuel injection quantity adjusting member position based on the internal value obtained from the input value when the accelerator opening is not zero and updating...
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JPS603445A |
PURPOSE: To improve drivability and emission performance by controlling an air-fuel ratio to bring it to the approximation of a theoretical air-fuel ratio when the deviation between engine speeds measured for certain intervals each is gr...
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JPS603447A |
PURPOSE: To avoid engine stall occurring at the time of idling by operating a supplementary air quantity control means to the full capacity if a measuring system including a sensor of detecting an angular position of specified revolution...
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JPS59231225A |
PURPOSE:To permit the number of revolution of an engine to be adjusted to a prescribed value without varying the loading torque and simplify structure and reduce the consumed electric power by controlling the exciting current for an elec...
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JPS59194546U |
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JPS59194547U |
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JPS59229030A |
PURPOSE: To perform idling speed control accurately and surely, by detecting variations in engine load with that in battery voltage, while speculatively compensating an engine speed when a battery voltage variation comes to more than the...
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JPS59226249A |
PURPOSE: To enable to control the idling speed appropriately according to the temperature of cooling water, by effecting estimated correction of load according to the types of load and the temperature of cooling water at the time, and co...
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JPS59226248A |
PURPOSE: To increase the speed at which the engine speed is converged to an aimed ilding speed, by setting the control gain for determining a feedback correction value at the time when the engine speed is higher than the aimed idling spe...
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JPS59226247A |
PURPOSE: To enable to control the idling speed in a highly stable and reliable manner, by controlling the idling speed to increase the same by a prescribed value on the basis of the output of a fluctuation detecting means for detecting l...
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JPS59226250A |
PURPOSE: To atain stable operation of an engine, by interrupting feedback control when a phenomenon that the engine speed gets out of an insensitivity zone temporarily and is returned immediately to an aimed speed is caused, and executin...
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JPS59224429A |
PURPOSE: To improve economic efficiency by obtaining the air-fuel ratio with which the main, fuel consumption rate can be obtained in real time and maintaining said air-fuel ratio until the engine temp. becomes constant. CONSTITUTION: Th...
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JPS5941956Y2 |
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JPS59213932A |
PURPOSE: To maintain the engine rotation at predetermined level by feeding current of the amount corresponding to the engine rotation set through an electronic rotary unit to a servo solenoid for directy functioning a control rack for co...
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JPS59179213U |
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JPS59179250U |
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JPS59211741A |
PURPOSE: To maintain an idling drive characteristics of an engine at a constant level by driving an actuator in accordance with a corrected time of electrication corrected with a correction coefficient based on a fixed data and an actual...
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JPS59177738U |
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JPS59206642A |
PURPOSE: To stabilize the idling rotational frequency of an engine just after its starting, by opening a by-pass for a throttle valve when more than a prescribed time has not elapsed since the starting and when the temperature of cooling...
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JPS59206643A |
PURPOSE: To prevent hunting in a method of controlling the idling rotational frequency of an internal-combustion engine, by controlling a by-pass for a throttle valve to remain opened or closed, when the number of times of opening and cl...
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JPS59206641A |
PURPOSE: To quickly correct the decrease in the idling rotational frequency of an internal-combustion engine in a method of controlling the idling rotational frequency, by performing simple control of opening and closing a by-pass for a ...
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JPS59174338U |
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JPS59200038A |
PURPOSE: To prevent the occurrence of hunting in an engine speed and a stall, by controlling a veriation in suction air quantity with an idle control valve when load is changed from low to high and vice versa in time of idling. CONSTITUT...
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