|
Match
|
Document |
Document Title |
|
|
5319557 |
Constant operating speed holding system for a motorcycle
The present invention provides a constant operating speed holding system for a motorcycle, capable of inhibiting constant operating speed holding operation while the motorcycle is not moving. A...
|
|
|
5316116 |
Engine control method for use with automatic clutch control
A friction clutch coupling an engine and a gear transmission of a vehicle is controlled by a microprocessor based circuit using logic which defines operating modes according to engine and clutch...
|
|
|
5314147 |
Helicopter engine speed enhancement during heavy rotor load and rapid descent rate maneuvering
A helicopter engine speed reference (66) is increased (117,118) in response to heavy rotor loading (102) in excess of a threshold at the current descent rate (FIG. 4 ). The reference speed is faded...
|
|
|
5313395 |
Speed control system for an internal combustion engine
The digital control unit of the present invention relates to improvements in what is called recent control, and more particularly relates to the idle rotating speed control unit of an internal...
|
|
|
5305220 |
Apparatus for electronically measuring the speed of internal combustion engines and method of operating such apparatus in monitoring an internal combustion engine
An apparatus and process for electronically measuring rotational characteristics of a rotating part that rotates with a crankshaft of an internal combustion engine. The rotating part has reference...
|
|
|
5303168 |
Engine operation to estimate and control exhaust catalytic converter temperature
A method of operating an internal combustion engine wherein a predicted engine exhaust temperature is used as an input to a microprocessor controlling the engine. Exhaust temperature can be...
|
|
|
5293944 |
Method of automatically controlling impact ripper
An impact ripper (2) mounted on the rear portion of a construction machine, such as a bulldozer (1), for digging a hard soil layer is automatically controlled to reduce the operator's fatigue, to...
|
|
|
5291409 |
Spark timing control system
A digital spark timing control for an ignition system of a spark ignited internal combustion engine. Engine crankshaft position sensor, develops by way of example, three reference pulses and...
|
|
|
5291410 |
Circuitry for synchronizing the speed of a plurality of engines by sequentially averaging phase difference with a reference phase representing a desired speed
A control circuit for synchronizing the speed of a plurality of engines of an aircraft. The control circuit includes first and second counters for counting pulses in a reference pulse train and an...
|
|
|
5279271 |
Control system for an internal combustion engine and/or motor vehicle
The invention is directed to a control system in combination with an internal combustion engine and/or a motor vehicle especially in connection with the air metered to the engine. An electrically...
|
|
|
5278760 |
Method and system for detecting the misfire of an internal combustion engine utilizing engine torque nonuniformity
An improved method and system are provided for the detection of internal combustion engine misfires utilizing optimum signal processing. The method and system exploit a measurement of engine...
|
|
|
5274558 |
Apparatus for decoupling a torque loop from a speed loop in a power management system for turboprop engines
A torque loop decoupler decouples a torque loop from a speed loop to allow only the speed loop to react to small, rapid changes in engine speed. The torque loop decoupler calculates a compensation...
|
|
|
5274559 |
Method for predicting a future value of measurement data and for controlling engine fuel injection based thereon
A future value is predicted based on time-serial data of measurement data heretofore available to attain high precision control of fuel injection of an engine, by providing: (1) an unit for...
|
|
|
5272428 |
Fuzzy logic integrated control method and apparatus to improve motor efficiency
The power efficiency of an electric motor driven load including an adjustable speed drive is improved through use of a fuzzy logic controller to provide a power efficiency signal. A fuzzy rule base...
|
|
|
5270934 |
Constant-speed cruising control apparatus for vehicles
A constant-speed cruising control apparatus for vehicles, which comprises a reed switch for generating a vehicle speed signal, a set switch for setting the cruising speed, a memory circuit for...
|
|
|
5268842 |
Electronic control of engine fuel injection based on engine duty cycle
A control system for controlling fueling and/or timing of a fuel injector in an internal combustion engine. Fuel injection is controlled based upon the recent operating history of the engine. In...
|
|
|
5265825 |
Helicopter engine control having yaw input anticipation
A helicopter engine fuel control anticipates sudden changes in engine power demand during yaw inputs to thereby minimize engine and main rotor speed droop and overspeed during yaw maneuvers. The...
|
|
|
5263364 |
Apparatus for detecting misfire in multicylinder internal combustion engines
An apparatus for detecting occurrence of misfire in a multicylinder internal combustion engine detects a rotational speed of the engine in each expansion stroke of each cylinder, calculates a...
|
|
|
5255560 |
Apparatus and process for measuring the irregular running of an internal combustion engine and application of the process
To measure the irregular running of an internal combustion engine, the following equation, for the running irregularity value (LUW) is applied: LUW=f(T)x│(T - - V2-T - - V1)-(T - - V3-T - -...
|
|
|
5251138 |
Cruise control apparatus for a vehicle
A cruise control apparatus for a vehicle includes an automatic transmission with a predetermined gear shift characteristic for automatically shifting a gear ratio based on a relationship between...
|
|
|
5245866 |
Device for detecting occurrence of misfiring in multicylinder engine
A device for detecting an occurrence of misfiring comprising a crankshaft sensor, which crankshaft sensor is used to detect the elapsed time required for the crankshaft to turn by a predetermined...
|
|
|
5243523 |
Method and device for computing a stabilized vehicle speed value from a pulse signal
A method is provided for computing a stabilized vehicle speed value from a detected vehicle speed pulse signal and a detected engine speed signal, the vehicle speed value being for use by a vehicle...
|
|
|
5241480 |
Method and apparatus for detecting combustion conditions in multicylinder internal combustion engine based upon engine speed evaluation
A method and apparatus for detecting the quality of combustion in each cylinder of a multi-cylinder internal combustion engine is disclosed. The invention determines a combustion stroke of each...
|
|
|
5235512 |
Self-tuning speed control for a vehicle
A self-tuning speed control system is disclosed. The gain of the system controller is tuned to provide optimal performance based upon a sensitivity point analysis and gradient optimization of a...
|
|
|
5233530 |
Engine controlling system which reduces the engine output upon detection of an abnormal condition
An engine controlling system for a vehicle suitable for use with an automobile. An output reduction control amount setting means sets, when an abnormal condition detection signal of a throttle...
|
|
|
5224045 |
Automotive vehicle microprocessor control having grade-holder vehicle speed control
A microprocessor engine control for a diesel engine powered truck is provided with a grade-holder vehicle speed control by another algorithm that is effective to cause the engine operation to move...
|
|
|
5222022 |
Method and apparatus for iterated determinations of sensed speed and speed governing
Methods and apparatus, preferably carried out with the aid of a programmed digital computer for iteratively determining the actual speed of an engine and iteratively updating a fuel rate command...
|
|
|
5216610 |
Engine rotation speed control apparatus having auxiliary air controller
An engine speed control apparatus having an auxiliary air amount controller is disclosed. The apparatus has an actuator which is attached to an engine intake manifold so as to bypass a throttle...
|
|
|
5184301 |
Automotive vehicle microprocessor control having clutch priority engine speed control
A microprocessor engine control for an internal combustion engine powered truck is provided with a clutch priority engine speed control by the inclusion of a clutch pedal switch for sensing...
|
|
|
5144560 |
Control method for an internal combustion engine and apparatus therefor
An engine control apparatus for shifting an ignition timing signal to an ignition coil (48) so that the engine produces optimum torque generates a pseudo random signal (26) which is preferably an M...
|
|
|
5128869 |
Engine controlling system for vehicle
An engine controlling system for a vehicle which is suitable for use with an automobile. When an accelerated/decelerated condition detecting means detects an inoperative condition of an...
|
|
|
5121324 |
Motor vehicle magagement and control system including solenoid actuated fuel injection timing control
An electronic integrated engine and vehicle management and control system includes an electronic vehicle control module and a fuel injection control module, in communication with each other, which...
|
|
|
5121323 |
Automatic vehicle speed control device
An automatic vehicle speed control device for use in an automatic controlling of the running speed of a vehicle to a certain set speed is disclosed. The device comprises a vehicle speed sensor for...
|
|
|
5115792 |
Ignition control apparatus and method for an internal combustion engine
A signal generator generates a crank angle reference signal and a cylinder identification signal in synchronism with the rotation of a multi-cylinder internal combustion engine. The crank angle...
|
|
|
5111405 |
Engine control system
In an engine control system of the type in which engine control data is calculated for each of a plurality of cylinders, rotation angular speeds of the crank shaft are sequentially detected as...
|
|
|
5107431 |
Fuel control system for modifying fuel injection according to transmission type and acceleration
An automotive engine is provided with a fuel control system having a fuel injector for injecting a properly controlled quantity of fuel into cylinders of the automobile engine. The control system...
|
|
|
5105361 |
Structure of system for automatically controlling vehicle speed to desired cruise speed
A structure of a system for automatically controlling a vehicle speed to a desired cruise speed is disclosed in which, when a signal generated by a cancel switch provided for halting a control...
|
|
|
5099429 |
Adaptive system for controlling an engine according to conditions categorized by driver's intent
An adaptive control system for categorized engine conditions is disclosed in which the engine conditions to be controlled are discriminated and classified in accordance with the driver's intent and...
|
|
|
5086740 |
Engine electronic throttle control with cruise control feature
A cruise control sub-system is incorporated into an electronic throttle control system. The sub-system comprises a cruise control module that provides respective charge and discharge signals to a...
|
|
|
5085191 |
Tachometer signal generating device
A tachometer signal generating device comprises signal coils which generate pulse signals corresponding to predetermined crank angle positions in synchronism with revolution of an engine, and a...
|
|
|
5078345 |
Automated approach speed control for an airplane
A flight control system of a turboprop airplane includes electronic controlled engines, which are governed by a manual operating device for setting the engine power in order to obtain a certain...
|
|
|
5079710 |
Method and apparatus for limiting road speed in a motor ehicle having an electrically controlled diesel engine
The invention relates to a method and apparatus for limiting road speed in electrically controlled diesel engines. The output signal of the road-speed transducer or, if the road-speed transducer is...
|
|
|
5068794 |
System and method for computing asynchronous interrupted fuel injection quantity for automobile engines
A fuel injection control system for an automotive engine, including a device which, before an intake stroke cycle, estimates what an estimated throttle opening degree and an estimated engine speed...
|
|
|
5065328 |
System and method for recognizing traffic stagnation for vehicle
A system and method for recognizing a stagnation state for a vehicle are disclosed in which a running characteristic pattern of the vehicle is derived on the basis of running parameters such as the...
|
|
|
5060160 |
Method for calculating the quantity of fuel to be supplied to an internal combustion engine
In a method for calculating the quantity of fuel to be supplied to an internal combustion engine during a dynamic transitional mode, the quantity of fuel is calculated from a corrected intake...
|
|
|
5058698 |
Cruise control system for automotive vehicle
A cruise control system for an automotive vehicle with a manual or automatic transmission, includes an inhibition circuit. The inhibiting circuit blocks communication between a power supply and an...
|
|
|
5058022 |
Device for detecting engine brake
A device for detecting whether an engine brake condition exists includes a memory for storing the rotating speed of the engine corresponding to the degree of opening of the throttle valve, a...
|
|
|
5050084 |
Method and apparatus for controlling supply of fuel into internal combustion engine
In the control of the sequential fuel injection in an internal combustion engine, where the engine load is set based on the opening of the throttle valve and the engine revolution number and the...
|
|
|
5050081 |
Method and system for monitoring and displaying engine performance parameters
The invention is a method and system for monitoring and directly displaying the actual thrust produced by a jet aircraft engine under determined operating conditions and the available thrust and...
|
|
|
5044457 |
Motor vehicle cruise control system having mode dependent gain
A motor vehicle cruise control in which the control gain is relatively high in the normal mode of operation and relatively low in the resume and acceleration modes of operation. In the normal mode...
|