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8763582 Engine starting for engine having adjustable valve operation and port fuel injection  
A method for controlling an engine during a start is presented. In one example, the method includes direct starting an engine with a port fuel injector. The method can improve engine starting...
8726857 System and method for electrically-coupled heat engine and thermal cycle  
In accordance with an embodiment of the invention, there is provided a device for generating electrical energy using a thermal cycle of a working gas. The device comprises at least one piston...
8689770 High-temperature-flow engine brake with valve actuation  
A control system and method for engine braking for a includes an engine braking control and at least one exhaust valve actuator responsive to demands from the braking control for causing the...
8590507 Variable valve actuation control systems and methods  
A variable valve actuation (VVA) system comprises a spark control module and a phaser control module. The spark control module maintains a spark timing of a cylinder at a maximum braking torque...
8584653 Control device of internal combustion engine  
An internal combustion engine is provided with a fuel injector which injects fuel into an intake port and exhaust variable valve timing mechanism which changes a valve timing of an exhaust valve....
8402936 Vehicle control device and method for idle stop control for the same  
A vehicle control device for a vehicle system automatically stops an internal combustion engine of a vehicle when a predetermined stop condition is satisfied and automatically starts the...
8397693 Engine including system and method for reducing oil pull-over in combustion chamber  
An engine assembly may include an engine structure, a piston, a first valve and a first valve actuation assembly. The engine structure may define a combustion chamber and a first port in...
8335633 Driving control system for personal watercraft  
A driving control system includes a controller which is configured to, in response to a command for starting an auto-cruise mode generated by the operation of an input device, control an engine...
8281587 Supercharged boost-assist engine brake  
A control system for engine braking for a vehicle powered by a turbocharged engine uses a supercharger to assist a turbocharger compressor to boost turbocharger air flow into the engine cylinders....
8091529 Regulating method for a volume control  
In a regulating method for controlling an electrical actuator, especially a valve for regulating a volume flow in an injection system for an internal combustion engine, a nominal value is set for...
7930087 Vehicle braking control  
A method of operating an engine for a vehicle having at least a first cylinder, the method comprising of operating the first cylinder to provide at least one of compression braking and expansion...
7909016 Valve timing control apparatus for internal combustion engine  
A valve timing control apparatus for an internal combustion engine includes a variable valve timing mechanism. The valve timing control apparatus sets target valve timing based on an operational...
7810468 Controller and control system for internal combustion engine  
A requested injection time InjT that is necessary for a fuel injector to inject a fuel per one combustion cycle is computed in response to variables of an accelerator manipulated by a driver. An...
7753029 Multi-cylinder internal combustion engine with independent cylinders  
Internal combustion engine with variable actuation of the valves that provides electronic control means that considers the activation delays of the cylinders so that new operating conditions are...
7748363 Multi-cylinder internal combustion engine with independent cylinders  
Internal combustion engine with variable actuation of the valves providing electronic control means which, when the engine is subject to an operating variation request from a first operating...
7549406 Engine shut-down for engine having adjustable valve timing  
A method for discontinuing combustion in a cylinder of an internal combustion engine having an intake manifold and an emission control device coupled downstream of thereof, where the cylinder has...
7530343 Engine expansion braking with adjustable valve timing  
A system and method for controlling operation of cylinder with at least an intake and exhaust valve and a piston are described. In one aspect, the method comprises maintaining at least one of the...
7412963 Internal combustion engine including a gas pressure container assigned to the cylinders, and method for operating the engine  
In an internal combustion engine having cylinders connected by means of controllable brake valves to a common gas pressure container which is in communication, by way of an outflow line with an...
7383820 Electromechanical valve timing during a start  
A system and method to control engine valve timing to during the start of an internal combustion engine. Electromechanical valves are controlled in a manner to reduce hydrocarbon emissions during...
7308886 Method for operating an internal combustion engine during engine braking  
The invention relates to a method for operating an internal combustion engine of a motor vehicle in engine braking mode, in which the internal combustion engine is operated with at least one...
7201140 Increased engine braking with adjustable valve timing  
A system and method for operating at least an intake and exhaust valve in a cylinder with a piston of an engine in a vehicle are described. In one aspect, the method comprises maintaining at least...
7165520 Reducing engine emission on an engine with electromechanical valves  
A system and method to control engine valve timing to improve the start of an internal combustion engine. Electromechanical valves are controlled in a manner to reduce hydrocarbon emissions during...
7152576 Compact lost motion system for variable value actuation  
Lost motion systems and methods for providing engine valves with variable valve actuation for engine valve events are disclosed. The system may include a master piston hydraulically linked to a...
7066159 System and method for multi-lift valve actuation  
A system and method for actuating one or more engine valves to produce an engine valve event is disclosed. The system may comprise: a housing; an accumulator disposed in the housing having a first...
7059297 Stop control apparatus for internal combustion engine  
A stop control apparatus for an internal combustion engine is provided with a valve mechanism capable of operating at least one of an intake valve and an exhaust valve independently a crankshaft...
7051704 Intake air control apparatus and method for internal combustion engine  
An intake air control apparatus method and apparatus for an internal combustion engine in which the engine includes a variably operated valve mechanism for making at least one of an operating...
6997159 Electrically controlled fluid system with ability to operate at low energy conditions  
Electrically controlled fuel injection systems should be able to operate at low voltage. In order to operate an electrically controlled fuel injection system at low voltage, the voltage available...
6993426 Method of engine overspeed protection by inhibiting operator throttle input  
An engine control practices a method for engine control including detecting an overspeed indication selectively settable in the vehicle, responding to the threshold speed operation, and inhibiting...
6971366 Integral lash adjustor for hydraulic compression engine brake  
Engine compression release brakes include some degree of lash between the brake actuation portion and the engine exhaust valve portion. The disclosed apparatus and method provides an integral lash...
6951198 Increased engine braking with adjustable intake valve timing  
A system and method for operating at least an intake and exhaust valve in a cylinder with a piston of an engine in a vehicle are described. In one aspect, the method comprises maintaining at least...
6935305 Method and apparatus for reducing wear of valve actuators  
A control system for an internal combustion engine includes a plurality of valve actuators, each of which is operatively connected to at least one of a plurality of combustion chambers of the...
6907860 Control apparatus and control method for vehicle-mounted internal combustion engine  
A vehicle-mounted internal combustion engine has a variable lift mechanism for varying the valve lift of an intake valve. During deceleration of the vehicle, an ECU performs fuel cutoff control...
6883318 Method of controlling an internal combustion engine  
A method of controlling an internal combustion engine when the engine is operating in an engine braking mode is provided. The engine operates in the engine braking mode and an exhaust valve for...
6860253 Compression release engine brake control using speed error  
The minimum desired engine speed for engaging engine braking varies. The disclosed method includes determining a speed error by subtracting the desired engine speed from the actual engine speed,...
6823836 Supplementary brake for a vehicle  
A supplementary brake for a vehicle adapted for use in a heavy duty vehicle to supplement the capacity of a main brake system for obtaining sufficient braking efficiency. The brake comprises an...
6789521 Valve system for engine  
A decompression system for a four-cycle engine includes a decompression shaft positioned within a camshaft. The decompression shaft interacts with decompression pins positioned within pin holes...
6718940 Hydraulic lash adjuster with compression release brake  
The present invention is directed to an improved assembly for operating at least one exhaust valve and at least one intake valve in a cylinder in an engine. The assembly includes a rocker shaft,...
6715466 Method and apparatus for operating an internal combustion engine exhaust valve for braking  
An exhaust valve apparatus for an internal combustion engine exhaust valve having a thermally prestressed bender actuator, which moves through a displacement in response to a command signal from a...
6715467 Method and apparatus for engine braking  
An engine braking system includes a pump associated with a source of fluid, the pump supplying pressurized fluid to fuel injectors associated with the engine. An electronic controller is...
6705282 Method and apparatus to provide engine compression braking  
In internal combustion engines that use hydraulic-fluid actuated fuel injectors, enhanced engine compression braking can be realized with simplified hydraulic control systems, by using fuel...
6662778 Engine compression release brake system and method for operating the same  
A compression release brake system for an internal combustion engine is selectively operable in different modes that provide lower levels of noise emissions at lower levels of vehicle retarding....
6647954 Method and system of improving engine braking by variable valve actuation  
The present invention relates to methods of improving engine braking of a reciprocating piston internal combustion engine by variable valve actuation. One embodiment of the present invention...
6647955 Method of gradual stopping control of an internal combustion engine  
A desired gradual stopping position of a piston in at least one cylinder of an internal combustion engine can be attained very accurately and simply by closing the gas exhaust valves of one or...
6644271 Engine braking system  
An engine braking system for a multi-cylinder engine includes a supply of low pressure fluid and an engine fluid sump. A plurality of valve actuators are each configured to be alternatively...
6622694 Reduced noise engine compression release braking  
A number of engine operating strategies have been developed that allow for engine braking when combustion is not needed. In these strategies, air within the engine cylinder is compressed by the...
6609495 Electronic control of engine braking cycle  
A method of engine braking includes a initial step of determining whether fuel injector tip temperatures are at or above a pre-determined temperature. If the injector tip temperatures are below...
6594996 Method and system for engine braking in an internal combustion engine with exhaust pressure regulation and turbocharger control  
The present invention is directed to a system and method for controlling an engine braking system having an engine with at least one intake and exhaust valve, intake and exhaust manifolds, a...
6560963 Variable timing to avoid turbocharger overspeed while engine braking under different atmospheric conditions  
A method of engine compression release braking with avoidance of turbine overspeed is disclosed. Initially, an electronic control module determines whether a turbine overspeed condition is...
6553962 Exhaust valve deactivation and intake valve phasing to enable deceleration fuel shut off and engine braking  
An automotive internal engine 8 is provided which includes an engine controller 70 cognizant of a desired deceleration condition for a vehicle and a combustion chamber 12 with a reciprocating...
6474296 Lash adjustment for use with an actuator  
An actuator for adjusting a clearance between an end of a valve and an end of the actuator. The actuator has a piston therein having a central bore of which a portion is threaded. The piston has...

Matches 1 - 50 out of 126 1 2 3 >