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Match Document Document Title
7877198 System and method for identifying fuel savings opportunity in vehicles  
A system and method of identify fuel savings opportunity in a fleet of vehicles based on a determination of fuel consumption due to modifiable use conditions is described. Modifiable use...
7814885 Fast idle air amount control system in side stand-equipped two-wheeled motor vehicle  
A fast idle air amount control system in a side stand-equipped two-wheeled motor vehicle is provided in which a bypass control valve (10) is arranged so that an axis (Y) of the bypass control valve...
7565939 Power output apparatus, motor vehicle equipped with power output apparatus, and control method of power output apparatus  
In a hybrid vehicle of the invention, the control procedure corrects an idling intake air flow Qidl to enable an engine immediately after its start to generate an output power Pe that 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...
7380772 Charge forming device with controlled air bypass  
A charge forming device includes a body with a fuel and air mixing passage, a bypass passage that communicates with the fuel and air mixing passage, a throttle valve and a choke valve. The throttle...
7353812 Vehicle engine with integral vacuum generator  
An integral vacuum generator system for an internal combustion engine includes a throttle body and intake manifold defining a bypass passage which is connected with a vacuum manifold by both a...
7263969 Idle air control apparatus in multiple throttle body  
To make easier designing of an idle control apparatus for a multiple throttle body inexpensively, first and second air control holes (5, 6) are open to an upper side wall (2a) of a valve body...
7231899 Multicylinder engine intake system  
A multicylinder engine intake system includes: a plurality of intake paths; a plurality of bypasses detouring throttle valves and connected to the intake paths; and a common bypass control valve...
7110874 Method for evaluating engine idle roughness  
A method is provided for evaluating the acceptability of idle roughness levels in a newly manufactured multi-cylinder internal combustion engine. The method involves calculating a plurality of...
7073484 Internal combustion engine control apparatus  
An engine control apparatus includes: an operation state determining unit determining whether the engine is in the running or the idle-state from a various sensor's signal; an engine revolution...
7056165 Control system for outboard motor  
The control system establishes an engine warm-up protocol based, at least in part, on elapsed time from engine start. The control system provides a reduced reliance on engine temperature as a basis...
7036484 Idle speed control using alternator  
An engine system includes an engine, an alternator, a load, and a controller that communicates with the engine, the alternator, and the load. The controller signals the engine to drive the...
7013869 Fuel supply system for internal combustion engine  
The present invention provides an electronically-controlled fuel injector, for an internal combustion engine, comprising a downstream fuel injection valve located near an air intake port of each...
6952642 Device and method for engine control  
A microprocessor base interengageable engine generator set control and profile throttle control devices that provide directional communication and control via common J1939 protocol of electronic...
6901919 System for controlling flow of intake air during start-up period of engine  
A system for controlling a flow of intake air in a secondary intake air passage during a start-up period of an internal combustion engine. A main intake air passage extends to an intake port of the...
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...
6879902 Accelerator opening setting apparatus, method thereof and motor vehicle equipped with the apparatus  
When the vehicle speed is within a range equal to or greater than a threshold value in which the vehicle is often cruised, a cruising accelerator opening is set as an accelerator opening needed to...
6848418 External exhaust gas recirculation on board diagnostic using EGR effect on a combination of engine operating parameters  
A system is described for determining degradation of an exhaust gas recirculation system of an internal combustion engine. This method utilizes a combination of parameters to accurately determine...
6845751 Method and apparatus for controlling idle speed of an engine  
In the invention an apparatus and method direct an engine speed to converge to a target idle speed by detecting a current engine speed, calculating a dynamic reference speed based on the current...
6843225 Controller for control at engine startup  
A control unit for engine startup includes a throttle valve, a bypass air quantity-regulating valve, an ignition coil, a bypass air quantity controller, an ignition timing feedback controller, and...
6845314 Method and apparatus for remote communication of vehicle combustion performance parameters  
An apparatus for remote identification of the combustion performance of a vehicle is provided. The apparatus comprises a throttle device for control of fuel into an engine of a vehicle. A...
6843224 Throttle apparatus  
Air induction noise of a throttle apparatus caused by interference between flowing air and an opening for a bypass passage is reduced because a protrusion formed on an interior surface of the...
6769399 Vehicle speed control system  
A vehicle speed control system includes an engine control system with an engine idle speed controller which maintains the engine idle speed set point for varying engine torque outputs and a vehicle...
6739313 Air induction system for multi-cylinder engine  
An air induction system is arranged to introduce air into a plurality of combustion chambers. The air induction system includes intake passages through which the air flows to the combustion...
6739312 Throttle device for engine  
A throttle device for engine has a throttle valve, a shaft, and a valve gear. The valve gear is driven to rotate by a motor. The shaft and the valve gear are unitarily molded of a continuous...
6725831 Engine fuel control device and idling air-fuel ratio control method  
An engine fuel control device includes an idle speed control valve that controls an engine speed during idling by bypassing a throttle valve, an air bleed valve that is disposed downstream from a...
6726512 Engine control unit for marine propulsion  
A marine engine is controlled to operate in a lean burn mode during middle range operation. During low speed/low load operation, an engine is operated at a preset air/fuel ratio. The engine then...
6718941 Engine fuel control device and control method for requested idle air quantity  
An engine fuel control device includes an idle speed control valve that is disposed in a bypass passage that bypasses a throttle valve, a starting phase determination means that determines whether...
6718250 Method and apparatus for providing control parameters to or within a control system  
A Method and an apparatus for providing control parameters to or within a control system for controlling a fuel injection system are described. The method is characterized in that a plurality of...
6654678 Torque-based low idle governor  
An engine control system (10, 12) and method for improving stability of engine running speed when torque subtractions (TTS) from gross torque change while the engine (14) is running at a constant...
6634334 Engine idle speed control device  
An engine idle speed control device enhances engine cold-start performance even in engines of large displacement. The device reduces noise created by intersecting air flows after bypassing the...
6578548 Method for controlling an engine idle speed  
The present invention provides a method for controlling idle speed of an engine in an engine idle control system including a battery voltage sensor, a coolant temperature sensor, a sensor for...
6520147 Idle speed control valve control system  
An outboard motor comprises an engine mounted within an engine compartment. The engine comprises an induction system having an induction passage extending between an air intake box to a combustion...
6481411 Idle speed control for fuel injection outboard motor  
An outboard motor has an idle speed control in an induction and fuel injection system. The idle speed control controls the rate of flow of air through a bypass passage into the induction system to...
6470852 Engine control system  
An engine control system includes an improved construction that can release an engine from an abnormal engine speed so that, for example, the operator can operate a shift actuator without any...
6446599 Idle speed control for engine  
An idle speed control for an engine includes an improved construction. An air induction system for the engine has a plurality of main air intake passages. Each one of the intake passages has its...
6415766 Engine idle control system  
An engine idle control system includes an improved construction for changing an aimed idle engine speed, which is preset by the manufacturer therein, in response to various needs of a user. The...
6394069 Apparatus for controlling internal combustion engine at decelerating state  
An apparatus for controlling an internal combustion engine controls an air amount bypassing a throttle valve of the engine. The air amount is decreased according to a difference between an actual...
6267102 Carburetor with displaced idle flow  
A single needle diaphragm type carburetor has a throttle valve in a mixing passage with a venturi, an idle fuel nozzle downstream of the throttle valve when in its idle position, a high speed fuel...
6196187 Idle air bypass valve silencer  
A silencer for an idle air bypass valve in an internal combustion engine includes a grid disposed between the outlet of the idle air bypass valve and the intake manifold. The grid acts to reduce...
6173696 Virtual power steering switch  
A computer-implemented apparatus and method for inferring power steering load and for controlling airflow to an engine of a vehicle having an engine speed. A sensor which is connected to the engine...
6167860 Method of controlling idle of internal combustion engine  
A method of controlling idle of an internal combustion engine including a variable vibro-isolating supporting device for actualizing vibro-isolating characteristics corresponding to a variety of...
6164265 Feedback load control for power steering  
A method for controlling the idle of an engine includes the step of determining a proportional airflow term by monitoring the difference between an engine idle speed and a target idle speed. In...
6158415 Idling speed control device of internal combustion engine and variable vibration isolating support device  
In an internal combustion engine to which an air pressure actuation mechanism such as a variable vibration isolating support device is installed side by side, the engine speed at the time of idling...
6119653 Engine running control apparatus for an outboard motor  
An engine running control apparatus includes a full-closure state detecting device for outputting a full-closure detection signal when the throttle valve is in the fully closed state, a control...
6109236 Engine idle speed controller  
The invention prevents engine speed from being decreased (or engine stall) by a disturbance (such as turning on the air conditioner) during idling. During idle control, a target idle speed is used...
6092505 Engine controlling apparatus for an automotive engine  
An engine controlling apparatus is provided in which a stable limp-home drive is possible even if an open breakdown of a throttle valve occurs. The apparatus includes a throttle breakdown detecting...
6092018 Trained neural network engine idle speed control system  
A electronic engine control (EEC) module executes a neural network processing program to control the idle speed of an internal combustion engine by controlling the bypass air (throttle duty cycle)...
6082329 Engine speed control method and controller therefor  
To prevent the actual engine speed under idling from excessively increasing or decreasing, an idling-up correction value for correcting an idling-engine-speed control air quantity is obtained as an...
6041754 Idle intake control device  
An idle intake control device provided with a backflow preventing means for preventing a backflow near an idle intake regulating valve and producing only a forward flow in order to prevent idle...
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