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JPS6027793Y2 |
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JPS60157920A |
PURPOSE: To extremely reduce fuel consumption by interrupting an internal combustione engine automatically at a point when a speed reaches a cruising speed and at the same time, revolving a cruising speed maintaining motor by a solar ene...
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JPS60153440A |
PURPOSE: To prevent an engine stall from occurring, by setting an initial value for the working quantity of an air quantity control device at idling speed feedback control according to a degree of deceleration, while keeping it for a per...
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JPS60153436A |
PURPOSE: To eliminate the wastage of fuel as well as to make highly efficient operation performable, by detecting a mounted engine speed by an actuator at a time when a power generation useless state is judges with a mode judging circuit...
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JPS60151701A |
The invention is directed to an arrangement for rapidly adjusting an electromagnetic load associated with internal combustion engines. The output signals of two control systems are combined in a logic circuit such that priority is assign...
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JPS6026203Y2 |
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JPS6026204Y2 |
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JPS60116052U |
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JPS60114248U |
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JPS6024910Y2 |
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JPS60138245A |
PURPOSE: To restrain variations in engine torque to improve the drivability of the engine, by providing such an arrangement that the minimum fuel injection amount is changed over at two points so that in comparison with the change-over p...
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JPS60135639A |
PURPOSE: To improve the starting performance and the driving performance of an engine, by operating a first and a second control valves selectively such that the sum of the opening areas of a first and a second auxiliary air passages is ...
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JPS6023478Y2 |
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JPS60100814U |
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JPS60119337A |
PURPOSE: To prevent the rotational speed of an engine upon failure of a throttle valve control actuator, by positively making lean the mixture of the engine in the case of that the rotational speed of the engine is left at a high speed u...
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JPS60116835A |
PURPOSE: To contrive improvement in control response, by a method wherein suitable control data are prepared beforehand according to control instructions (acceleration instructions) to an engine and operation state of the engine at that ...
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JPS60111046A |
PURPOSE: To aim at putting the control of a fuel-precontrolled type engine to practical use, by controlling a throttle valve variably so as to cause an optimum suction air quantity and an actual air quantity both to be accorded with a fu...
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JPS60108538A |
PURPOSE: To prevent an engine from cuasing its stop and generating the hunting action of its speed when the engine is driven in idle operation, by correcting a level of feedback control corresponding to a degree of fluctuation in an actu...
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JPS60108537A |
PURPOSE: To prevent an engine from causing undershoot and/or overshoot action of its idle speed, by setting a probable amount of idle air corresponding to the speed of the engine, in the case of the internal-combustion eigine. CONSTITUTI...
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JPS6084330U |
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JPS60104738A |
PURPOSE: To easily and rapidly detect anomaly by judging that the idle revolution number control is abnormal when an aimed number of revolution varies and the number of engine revolution is not within a prescribed range concentrated to t...
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JPS60101236A |
PURPOSE: To make it possible to satisfactorily perform an idle control, by ceasing the feed-back control of an engine until the variation rate of rotational speed of the engine becomes lower than a predetermined value, and by making the ...
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JPS6095153A |
PURPOSE: To prevent an engine stall and a sudden rise in the engine speed and improve the operability by providing an output holding device which transmits to an opening adjusting device the pulse signal, which is sent from a pulse signa...
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JPS6073853U |
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JPS6093164A |
PURPOSE: To allow the amount of fuel to promptly follow the turning on and off of a specific electrical load such as, for example, air-condition system, by raising, by a predetermined amount, the level of the duty pulse wave of a solenoi...
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JPS6093142A |
PURPOSE: To prevent an engine from stopping even if a throttle switch malfunction, by once closing a flow control valve then holding its opening to a fixed degree when an idling speed exceeds an upper limit value, in the case of idling c...
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JPS6090946A |
PURPOSE: To prevent abrupt starting of a vehicle, by rendering part of a plurality of injection valves inoperative in case that the idling speed of an engine becomes extraordinarily high due to trouble of the control system or by other r...
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JPS6018822B2 |
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JPS6081442A |
PURPOSE: To prevent an engine from stopping, by letting a step motor operate as far as a portion for a preset number of steps at the specified speed when an idling speed exceeds the upper limit value. CONSTITUTION: In case of a throttle ...
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JPS6081438A |
PURPOSE: To prevent temperature inside a cylinder from rising so abnormally, by increasing an air supply to a carburetor at medium and high speed domains in an engine. CONSTITUTION: A starting check circuit 404, which outputs a starting ...
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JPS6065350U |
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JPS6063044U |
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JPS6061451U |
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JPS6016734B2 |
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JPS6073024A |
PURPOSE: To prevent the reduction of the engine revolution-speed due to the application of an electrical load and the change with the passage of time by installing a means for judging the battery voltage and the engine revolution speed a...
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JPS6067740A |
PURPOSE: To make smooth engine speed control attainable without any variations, by setting a controlled variable of suction air at a time when an engine operation state is selected from a feedback loop to an open loop, to a state of havi...
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JPS6067739A |
PURPOSE: To perform idling speed control in a stable manner, by controlling the period of a driving frequency signal to be impressed on an air control valve being parallelly installed in a bypass passage bypassing carburetor throttle val...
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JPS60500544A |
During engine cranking and after cranking if engine coolant temperature has not yet exceeded a minimum value, an air bypass valve (dashpot) provides maximum additional air to the engine fuel mixture in addition to the air provided in acc...
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JPS6065248A |
PURPOSE: To reduce the adjusting points by providing circuit for integrating the differential signal between speed detection signal and setting signal and a circuit for differentiating the speed detection signal thereby simplifying the s...
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JPS6060236A |
PURPOSE: To obtain a rotary servo-mechanism which is operated in a stable manner and without delay of time, by predicting the next engine speed by expanding the period of past engine speeds by use of Taylor expansion, and determining the...
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JPS609387Y2 |
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JPS6056148A |
For a speed governing system for an internal combustion engine with self-ignition, which includes an electromagnetic final control element for influencing the injection quantity and a control unit having a governor for controlling the fi...
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JPS6040752A |
PURPOSE: To prevent the occurrence of engine-stall, by providing such an arrangement that a desired idle rotational speed is increased by a predetermined value upon occurrence of control hunting, and thereafter, the desired idling rotati...
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JPS6040748A |
PURPOSE: To maintain the satisfactory emission performance of an engine, by providing such an arrangement that upon detection of an engine rotational speed which is lowered below a set rotational speed near the idling rotational speed, t...
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JPS6040755A |
PURPOSE: To stably carry out the control of idling rotational speed, by discrimanating erroneous computation in accordance with the differece between the previous and present A/D converted values from a sensor for detecting the running c...
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JPS6036746A |
PURPOSE: To improve the blow-up of the engine upon racing by a method wherein an output increase of amount of catalyst is effected upon engine racing so as to obtain an output air-fuel ratio and the overheat preventing increase of amount...
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JPS6035147A |
PURPOSE: To restrain the variation of the torque of an internal combustion engine having an automatic transmission with a lockup clutch and an idle speed control device, by controlling an idle speed control valve to opening side when a t...
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JPS6032951A |
PURPOSE: To prevent an internal-combustion engine from sudden stop by providing a correction means for controlling an intake air amount in response to the calculation parameter from a calculating means and the correction result from the ...
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JPS6032952A |
PURPOSE: To prevent an internal-combustion engine from stopping when a vehicle travels on a high land, by providing a calculating means for correcting calculating parameters in response to atmospheric pressure signals and an output signa...
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JPS6032959A |
PURPOSE: To improve the performance of a governor by providing a plurality of P.I.D controller, their change-over switches, a plurality of amplifiers and their change-over switches to automatically change P.I.D constants of the governor ...
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