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7571707 Engine mode transition utilizing dynamic torque control  
A method of operating an engine having a plurality of cylinders, the method comprising of transitioning the engine from a first mode to a second mode, and temporarily adjusting an amount of torque...
7397207 Electric supercharger for vehicle  
The electric supercharger includes a vehicle connector, an impulse signal generator empowered by a power source, and a signal amplifier. The vehicle connector has a positive terminal and a negative...
7249586 Apparatus and method for limiting excessive engine speeds in a light-duty combustion engine  
A controlled slow down apparatus and method for use in the event that a light-duty combustion engine has entered a state of excessive speeds or auto-ignition. The controlled slow down method is...
7171942 Protective engine speed control for a centrifugal clutch  
A device that controls the engine speed of an internal combustion engine of a hand-held power tool has a protective control unit. The engine has an ignition control unit for controlling the...
7133762 Control device for engine driven vehicle incorporating generator  
An engine driven vehicle having a function of supplying power to an external load from a generator driven by an engine that is operated in a power generation mode while the vehicle is stopped,...
7129852 Remote vehicle immobilization  
A vehicle immobilization system ( 10 ) is coupled to a network system ( 20 ) and includes a vehicle that has a speed sensor ( 34 ) generating a vehicle speed signal, a telematics control unit ( 48...
7040282 Independent timing retard for engine speed limiting  
A method and system for operating an engine wherein ignition of the engine is activated according to a predetermined timing schedule that references engine speed, and the ignition is suppressed...
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...
6964258 Engine revolution limiter  
An engine revolution limiter system is utilized to limit engine speed during a break-in period. The system provides for programming a variable break-in period and a variable selectable engine...
6938609 Method and device for controlling the drive unit of a motor vehicle  
A method and arrangement for controlling the drive unit of a vehicle is suggested wherein a limiter is provided to limit the engine rpm to a pregiven limit value in at least one operating state....
6932050 Engine controller for a vehicle including an automatic centrifugal clutch  
An engine controller for a vehicle having an automatic centrifugal clutch device, includes an engine halt controlling means (ECM) for performing engine halt control. The engine halt controlling...
6915777 Control system for general-purpose engine  
A control system for general-purpose spark-ignition internal combustion engine to be used for a portable generator, etc., having one or two cylinders and an actuator connected to the throttle valve...
6871132 Engine limiter for powered vehicles  
A vehicle control unit is disclosed which can be coupled between a tachometer sensor and an electronic ignition system on a vehicle. The unit is also coupled to a speedometer sensor to measure the...
6823837 Ignition control for marine propulsion  
The present invention is an ignition control system for an engine having at least one combustion chamber and an ignition element for initiating combustion in the chamber. As one aspect of the...
6758189 Engine revolution control apparatus having overspeed governing capability  
When a large load is exerted during restraint control of an engine of a jet propulsion boat, the drop of the engine revolution frequency causes a feeling of harsh braking. An engine revolution...
6688281 Engine speed control system  
A method of controlling the engine speed of an internal combustion engine, the method providing the steps of determining the speed of the engine at a given time, determining the change in the speed...
6575134 Electronic governor for a gasoline engine  
A capacitive discharge ignition system for an internal combustion engine including: a capacitor for storing electrical energy to produce a spark; a first switch having a trigger input for receiving...
6530359 Generating unit with engine speed control device  
The invention relates to a generating unit driven by a combustion engine. Control of the engine speed is carried out in a known manner via a mechanical control device which controls a throttle...
6508230 Revolution number control system for engine  
A revolution number control system includes ignition timing delay controlling means for delaying ignition timing from the ignition advance amount n at first prescribed value n 2 when the engine...
6484692 Ignition control system  
An ignition control system is provided, which includes: an engine speed detector ( 101 ) for calculating an engine speed according to an engine crank angle signal ( 100 ); a current supply start...
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...
6415761 Engine over temperature protection  
A method of operating an engine during an over temperature condition to protect the engine, an information recording medium incorporating a computer program implementing this protection method, and...
6367445 Engine controller  
There is provided an engine controller that prevents the engine operation from being continued due to a throttle valve recovery failure. When a throttle lever is in the unoperated state and the...
6329772 Control apparatus of hybrid vehicles  
A control apparatus of a hybrid vehicle is provided capable of protecting the peripheral components of the motor from a voltage generated by regeneration during travelling the vehicle. When the...
6253143 Safety limiter for powered vehicles  
A vehicle control unit is disclosed which can be coupled between a tachometer sensor and an electronic ignition system on a vehicle. The unit is also coupled to a speedometer sensor to measure the...
6192859 Low cost, temperature stable, analog circuit RPM limiter  
Analog RPM limiting circuit for use with various types of ignition systems, employing a temperature stabilizing transistor Q3(6) configured as a single junction with biasing resistor R1a(7), a...
6186114 Ignition control system for marine engine  
The present invention is an ignition control system for an engine having at least one combustion chamber and an ignition element for initiating combustion in the chamber. As one aspect of the...
6173692 Time delay ignition circuit for an internal combustion engine  
An internal combustion engine assembly including an internal combustion engine including an engine block having at lest one cylinder, a piston mounted within the cylinder for reciprocal movement in...
6116212 Engine speed limiter  
An engine speed limiter for an internal combustion engine having an ignition primary winding that outputs an ignition pulse and fires a spark plug in response to the ignition pulse is disclosed. An...
6019090 Engine control for engine powering a watercraft  
An engine control for an engine powering a watercraft is disclosed. The engine has a body defining at least two combustion chambers. An air supply system supplies air to the combustion chambers,...
5995879 Engine command selector and method of operating same  
An engine speed command selector and method of selecting an engine speed command signal from two command signals includes a selector switch having a local and a remote position, a local low...
5970951 Over-rev restriction system for engine powering a personal watercraft  
An engine speed restriction system for an internal combustion engine having at least two combustion chambers, an ignition system including an ignition element corresponding to said combustion...
5937823 Safely disabling a land vehicle using a selective call radio signal  
A selective call module (102), installed in a land vehicle having an engine with an ignition system (118), has a selective call receiver (104), a microprocessor (106) and a non-volatile memory...
5921221 Method of controlling cyclic variation in engine combustion  
Cyclic variation in combustion of a lean burning engine is reduced by detecting an engine combustion event output such as torsional acceleration in a cylinder (i) at a combustion event (k), using...
5921217 Two cycle engine provided with catalyst  
An internal combustion engine having at least one variable volume combustion chamber with an intake passage leading thereto, an ignition element for igniting an air/fuel mixture in the chamber, an...
5803043 Data input interface for power and speed controller  
A programmable interface which connects to an engine control device and allows convenient entry of engine performance limitation data such as maximum allowable vehicle speed and engine RPM's. Such...
5775290 Engine speed limiter which is sensitive to acceleration  
A speed limiting circuit measures the speed of the engine through the use of a device that functions generally as a tachometer. A speed signal is provided and is a function of the frequency of a...
5755199 Discharge ignition apparatus for internal combustion engine having built-in overspeed disable capability  
A discharge ignition apparatus for use with a small internal combustion engine has built-in overspeed disable capability. At operating speeds below an overspeed threshold, revolution of a magnet...
5669349 Engine control system for marine propulsion  
A marine propulsion system and particularly an outboard motor wherein the outboard motor is provided with a control for preventing engine damage in response to an abnormal condition by reducing the...
5576961 Procedure for controlling a motor vehicle drive unit  
A procedure to control the drive unit in motor vehicles wherein: the maximum engine performance characteristic is determined; as a minimum engine performance characteristic, a reference performance...
5555857 Fluid level indicator system  
A system for providing an indicator light operated by a fluid level sensor, including a power source providing the voltage to a first node, a first LED and a first circuit branch connecting the...
5526785 Electronic ignition system  
An electronic ignition system replacing corresponding stock circuitry but utilizing the stock magneto and ignition coil provided with the engine of a sport vehicle, such as a jet ski or snowmobile,...
5517962 Variable timing ignition circuit including conditional ignition retarding  
A variable integration based ignition circuit for an internal combustion engine recognizes predetermined engine conditions and modifies or limits ignition advance when the predetermined conditions...
5493496 Cylinder number identification on a distributorless ignition system engine lacking CID  
An apparatus for identifying the power stroke of a particular cylinder in a multi-cylinder engine which utilizes a wasted spark electronic distributorless ignition system but lacks a camshaft...
5385128 Method and device for limiting vehicle speed  
In a method and apparatus for limiting the speed of motor vehicles, in cases where a speed signal is not available, engine cut-off is not rigidly activated upon exceeding a constant rotational...
5383433 Microprocessor-controlled inductive ignition system  
A microprocessor-controlled inductive ignition system uses a magneto inductive ignition circuit at engine starting speeds, and a microprocessor-controlled ignition circuit at engine running speeds....
5282137 Driving wheel slip control system  
When the output from an internal combustion engine is reduced using a combination of a throttle valve control device, a fuel cut control device and an ignition retard control device, the starting...
5161503 Ignition controller  
An engine ignition controller in which, when a transmission is set at the first speed stage, ignition timing is set on the basis of an angle advance characteristic for causing the output of an...
5138995 Ignition process, arrangement and apparatus for internal combustion engines with a magneto  
An ignition method and system for internal combustion engines, especially in lawn mowers or chain saws, in which a magneto induces a plurality of alternating voltage half-waves for each engine...
5138996 Microprocessor-based engine speed limiter  
The microprocessor-based speed limiter compares a speed value functionally related to the actual speed of the engine with a stored reference value and generates a limit signal to ground the...
Matches 1 - 50 out of 170 1 2 3 4 >