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7562650 Start-up control apparatus for an internal combustion engine  
The present invention is directed to a start-up control apparatus for an internal combustion engine that can further improve the start-up characteristics of an internal combustion engine. An ECU is...
7509205 Speed control system for a vehicle  
A speed control system is for a vehicle having an engine including a carburetor with a throttle plate moveable between a minimum open position and a maximum open position. The speed control system...
7472688 Ignition device for internal combustion engine  
A capacitor discharge ignition device for an internal combustion engine including: idling time advance angle control permission condition determination means for determining whether an idling time...
7448360 Controller of internal combustion engine  
A rotation speed calculation interval is set near a combustion top dead center of each cylinder of an engine. An interval rotation time necessary for a crankshaft to rotate through the rotation...
7418946 Engine start control apparatus and method  
An engine start control apparatus includes an intake air amount control device for controlling an amount of air supplied to a combustion chamber, a fuel supply device for injecting fuel to be fed...
7406942 Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine  
A direct-injection internal combustion engine includes a variable-exhaust-valve control device for controlling value timing of a variable exhaust valve through which the combustion chamber of an...
7395810 Engine start control apparatus  
Oil level detection sensor detects an oil level in a crankcase. First charging circuit includes a serial connection of a first charging capacitor for charging a reverse voltage produced in a...
7330105 System and apparatus for vehicle electrical power analysis  
Apparatus for monitoring an electrical power supply system of a vehicle, the vehicle having a battery and internal combustion engine, an alternator, and a starter. The apparatus has a filter for...
7325528 Method of operating a single cylinder two-stroke engine  
The invention is directed to a method for operating a two-stroke engine having a cylinder in which a combustion chamber is formed and which includes devices for metering fuel and supplying...
7229381 Method for controlling engine starts for a vehicle powertrain  
A method is disclosed for controlling an internal combustion engine in a vehicle powertrain. A filtered driver demand for torque at vehicle traction wheels is used to determine an engine torque...
7171948 Ignition device for internal combustion engine  
A capacitor-discharge-type ignition device for an internal combustion engine, comprising: an exciter coil that generates an AC voltage having a positive half-wave voltage and first and second...
7165526 Direct injection engine and controller for the same  
A direct injection engine and a controller for the engine, which can realize super-retard combustion under high backpressure and can minimize an emission amount of HC at the startup. A cavity is...
7032571 Internal combustion engine controller  
From the start of the engine to the detection of an engine speed peak, a control parameter (e.g., ignition timing) different from an air intake rate relating to an engine output is set to a value...
7032572 Method for controlling an engine to obtain rapid catalyst heating  
A method is disclosed for controlling operation of an engine coupled to an exhaust treatment catalyst. Under predetermined conditions, the method operates an engine with a first group of cylinders...
6978761 Cylinder event based spark  
A method to deliver spark during a start for an internal combustion engine is described. The method provides individual cylinder spark angle control based on the number of fueled cylinder events....
6973911 Method and device for controlling ignition timing of ignition device for internal combustion engine  
The invention simplifies the structure of a magneto generator and stabilizes the operation of an internal combustion engine at the time of start-up, thereby providing an ignition device simplified...
6961652 Control apparatus for an internal combustion engine  
A microcomputer calculates a requisite time for controlling a predetermined device of an internal combustion engine. The microcomputer estimates time required for a crank shaft of the engine to...
6955155 Method for controlling transitions between operating modes of an engine for rapid heating of an emission control device  
A method is disclosed for controlling operation of an engine coupled to an exhaust treatment catalyst. Under predetermined conditions, the method operates an engine with a first group of cylinders...
6932057 Engine control device  
To permit reliable occurrence of initial combustion at the start of an engine during which a stroke is not determined by only a crank pulse and to increase an engine speed. During a period from...
6901908 Idle speed control apparatus and method for internal combustion engine  
An idle speed control apparatus for an internal combustion engine is provided which, when the internal combustion engine is started in a cold mode, provides ignition timing engine speed control (m...
6899082 Method and system for controlling engine ignition timing  
The ignition timing control system for an internal combustion engine includes an ignition device and a control unit. The control unit is programmed to execute steps including: determining if a...
6895932 Synchronized cylinder event based spark  
A method to deliver spark during a start for an internal combustion engine is described. The method provides individual cylinder spark angle control based on the number of cylinders after...
6892700 Engine control system for an outboard motor  
An electronically controlled engine management system for an outboard motor, which determines the temperature of the engine and manipulates the engine management parameters to allow the engine to...
6879905 Apparatus and a method for controlling an engine  
Engine cranking control is ended when it is detected that the battery voltage for driving the starter is lowered to at least as low as a starter drive judgment value and thereafter, returns to at...
6845749 Start-up control device for engine  
An internal combustion engine ( 1 ) is provided with a three-way catalytic converter ( 16 ) which purifies exhaust gas, a spark plug ( 6 ) which ignites a gaseous mixture and a throttle ( 11 )...
6843216 Internal combustion engine and control method of the same  
The internal combustion engine includes an engine preheating apparatus for preheating the internal combustion engine upon or before starting thereof. This internal combustion engine further...
6725830 Method for split ignition timing for idle speed control of an engine  
A method is disclosed for controlling operation of an engine coupled to an exhaust treatment catalyst. Under predetermined conditions, such as after an engine cold start, the method operates an...
6725835 Method for operating an otto-cycle internal combustion engine with fuel injection on a cold start  
A method is provided for operating a spark ignition internal combustion engine having fuel injection at a cold start. The method retards the spark angle to a cold start value at least for the first...
6705288 Starting control apparatus for internal combustion engine  
A starting control apparatus for an internal combustion engine capable of ensuring proper starting performance with a fuel injection quantity of a lean air-fuel ratio while reducing HC discharge...
6668780 Device for electronic ignition systems  
The present invention relates to a device at an inductive sensor for achieving a displacement, dependent on the rotation speed, of the ignition preset in an electronic ignition system at combustion...
6609507 Second strike ignition system  
A supplementary ignition system in an internal combustion engine having an induction coil ignition systems of the type in which a first spark signal is generated to provide a single second spark...
6536410 Method for synchronizing ignition  
The invention relates to a method for synchronized ignition in an internal combustion engine with a crankshaft sensor and a device for detecting smooth running. The aim of the invention is to...
6513319 Catalyst activation control system for engines  
An engine has variable timing mechanisms, which are controlled in starting an engine to set valve opening overlap of an intake valve and an exhaust valve around 30° CA. In this case, internal EGR...
6478010 Ignition module with rotational speed limitation for an internal combustion engine  
A revolution threshold regulator and/or toggle switch has a first and a second fixed phase source of alternating current having a frequency proportional to the revolution speed of a rotor of an...
6334431 Ignition timing control system for internal combustion engine  
A system for controlling an ignition timing of an internal combustion engine, in which an ignition timing advancing correction amount is determined based on at least the detected engine coolant...
6173568 Method and device for operating an internal combustion engine operating with an excess of air  
A bypass leads away from the exhaust pipe and the bypass flow is set with an electrically actuable exhaust gas valve. Under certain operating states of the internal combustion engine, in particular...
6170462 Electronic control unit for internal combustion engine  
An electronic control unit for an internal combustion engine is able to accurately identify cylinders even in such a case as starting an engine while the engine is still cold or with a deteriorated...
6135087 Launch spark  
A spark control method for a vehicle engine is provided for enhancing engine performance and fuel economy prior to a fully warm state. The spark control method is based on coolant temperature and...
RE36737 Reduction of cold-start emissions and catalyst warm-up time with direct fuel injection  
An internal combustion engine employs fuel injectors positioned to inject fuel directly into combustion chambers of the engine, and an electronic engine controller (EEC) to control operation of the...
5954025 Control apparatus, for internal combustion engine, for improving stability of an idle state of the engine  
An engine control apparatus is disclosed, in which the combustion instability is improved regardless of the type of fuel supplied to the engine so that the idle state immediately after an engine...
5893349 Method and system for controlling air/fuel ratio of an internal combustion engine during cold start  
A method and system for controlling air/fuel ratio of an internal combustion engine during cold start operation utilizes control logic to determine a base fuel pulsewidth and a base spark timing...
5875763 Internal combustion engine with temperature dependent timing of spark event  
A magneto-based, variable-timing ignition system for an internal combustion engine is provided that maintains at least one operating parameter of the engine within a predetermined limit. An...
5816219 Process for controlling the warm-up in an internal combustion engine  
Process for controlling the warm-up in an internal combustion engine wherein the combustion chamber pressure is obtained and evaluated, so that, using the evaluation of the combustion chamber...
5711272 Fuel property detection for an engine using engine speed  
A fuel property, i.e., ordinary fuel, heavy fuel or mixture of both, is determined using an engine rotations. After an engine temperature exceeds 0° C. and an engine attains a complete combustion,...
5701868 Method and apparatus for controlling the ignition timing of an internal combustion engine  
The heavy/light grade of fuel supplied to an internal combustion engine is detected, for example with a sensor or by detecting fluctuations in combustion pressure, and a retard angle correction...
5575259 Controller for four-stroke cycle internal-combustion engine  
A controller for a four-stroke cycle internal-combustion engine does not incur an operation failure in an engine even at the startup when injectors are placed under injection control at the same...
5562082 Engine cycle identification from engine speed  
An internal combustion engine has a crankshaft sensor with an uneven tooth spacing to identify an index tooth corresponding in position to top dead center (TDC) of the number 1 cylinder. A...
5515280 Electronic control device for a multi-fuel internal combustion engine  
With an electronic control device for an internal combustion engine using an oxygenated compound mixed fuel, operating conditions of the engine are detected, and are utilized to determine...
5513617 Breakerless ignition system for internal combustion aircraft engines  
A breakerless ignition system for internal combustion aircraft engines which includes a pair of separately activated Hall effect and amplifier combinations for controlling the timing and the...
5494016 Ignition timing control apparatus for an internal combustion engine  
A signal rotor 6 rotates in synchronism with a crank shaft of the internal combustion engine. A pickup sensor 7 is disposed in a confronting relation to the signal rotor 6 to generate an angle...
Matches 1 - 50 out of 105 1 2 3 >