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7597085 Direct fuel injection-type spark ignition internal combustion engine  
When a homogeneous combustion is to be executed at a lean air-fuel ratio, a tumbling flow that whirls in the cylinder descending in the cylinder bore on the exhaust valve side and ascending in the...
7568464 Barrel-style charge motion control valve for V-configuration engines  
An apparatus and method for controlling charge motion in the air intake manifold includes a barrel-style valve rotatably mounted in the lower air intake manifold between the linearly arranged set...
7556031 Device for enhancing fuel efficiency of and/or reducing emissions from internal combustion engines  
An air/fuel flow structure for enhancing the fuel efficiency of an internal combustion engine includes a generally conical-shaped flow path useable in the engine. One or more tab and one or more...
7543561 Swirl generator  
A swirl generator is arranged in a duct through which air is sent from the exterior to an air cleaner. The swirl generator has a plurality of guide vanes, which change the flow direction of an air...
7472680 Vortex generator with sub-aperture and method of manufacturing the same  
A vortex generator is disclosed for flow of a fluid. The vortex generator includes a housing that includes a passage through which the fluid flows. The vortex generator also includes a valve that...
7464691 Mixing element for creating a vortex motion in an inlet manifold of an internal combustion engine  
A device configured to impart a vortex motion in a fluid for an internal combustion engine, the internal combustion engine comprising a throttle. The device comprises at least one mixing element,...
7455044 Intake device of internal combustion engine  
An intake control valve of an intake device of an internal combustion engine comprises a given portion defined by an air intake passage that leads to a combustion chamber of the engine through an...
7455043 Variable-geometry intake manifold for an internal-combustion engine  
Described herein is a variable-geometry intake manifold for an internal-combustion engine; the intake manifold is provided with: at least one intake pipe, which connects the intake manifold to at...
7448359 Multi-mode internal combustion engine  
A method of operating an engine having at least one cylinder, the method comprising of directing a first air stream to an intake valve of the cylinder; directing a second, separate air stream to a...
7412974 Device for enhancing fuel efficiency of internal combustion engines  
An apparatus for enhancing the fuel efficiency of an internal combustion engine includes a generally conical-shaped member positioned in a gas flow generated by the engine. One or more...
7409944 Intake structure for internal combustion engine  
An intake structure for internal combustion engine includes an intake passage which is communicated with a combustion chamber of the internal combustion engine and through which air to be supplied...
7398758 Combustion control method for a direct-injection controlled auto-ignition combustion engine  
A powertrain, and a control method therefor, are provided, wherein ignition of a combustible charge in a combustion chamber of a controlled auto-ignition internal combustion engine equipped with...
7337763 Engine valve actuation for combustion enhancement  
A combustion chamber valve, such as an intake valve or an exhaust valve, is briefly opened during the compression and/or power strokes of a 4-strokes combustion cycle in an internal combustion...
7334781 System and method for treating fuel to increase fuel efficiency in internal combustion engines  
Various embodiments of the present invention are directed to a system and method for increasing fuel efficiency in internal combustion engines by radially accelerating fuel prior to combustion. In...
7325538 Versatile vortex air generator and method of installation  
An easily installed versatile trimmable fit-to-size vortex airflow generator for use in internal combustion engines to enhance fuel efficiency is provided. The multi-impeller vortex generator...
7313918 Alternative (reciprocating) engine with recirculation of exhaust gases intended for the propulsion of automobiles and method turbocharging these motors  
A reciprocating engine includes a turbocharging unit that: supplies the intake manifold with air via a coolant; is supplied with gas by the exhaust manifold; and has the turbine supply pressure...
7287492 System and method for engine fuel blend control  
A system for an engine, comprising of a cylinder located in the engine, a fuel delivery system for varying relative delivery amounts of a first and second injection type into said cylinder, and a...
7284532 Intake module for an internal combustion engine  
An intake module ( 1 ) for an internal combustion engine including a plurality of intake tracts ( 2, 3, 4, 5 ) in each of which two intake pipe openings ( 21, 22; 31, 32; 41, 42; 51, 52 ) are...
7267098 Vortex generating air intake device  
A device for generating a vortex of the airflow passing through an air intake passage of an engine. The device comprises a cylindrical skirt, a plurality of holes in the cylindrical skirt and a...
7240661 Fuel injection device for internal combustion engine  
The present invention provides a fuel injection device comprising an intake pipe having interior wall surfaces for providing air from an upstream side to a downstream side and a fuel injection port...
7237768 Liquid fuel and gas atomization and dispersion system  
A fuel injector is coupled to a fuel source. A vortex generator is coupled with the injector and a gas source and has a passageway there through. A portion of the passageway has a generally tapered...
7219651 Throttle valve  
A throttle valve for adjusting an amount of intake air to an internal combustion engine includes throttle shafts disposed in an intake air passage perpendicularly across the longitudinal axis of...
7201139 Controller of internal combustion engine  
A device for controlling an internal combustion engine, comprising a variable valve mechanism for varying opening areas (valve lift) or the working angles (valve-opening periods) of at least either...
7198763 Method for distribution of gas, gas distributing device and silencer-catalyst system  
A method and a device for the distribution of gas. The method includes the steps of transferring the gas into a swirl chamber through an inlet section positioned tangentially to the swirl chamber,...
7185626 Fuel vaporization system  
A system and devices to actively induce turbulent flow in the intake tract of an internal combustion engine. At least certain of the devices include moving components which induce a swirling or...
7168603 Hydrogen powered fastener driving tool with onboard generator of hydrogen  
A hydrogen operated fastener driving tool assembly including a hydrogen generator that is an integral part of the driving tool assembly. The hydrogen generator can use chemicals to generate...
7156071 Intake device for internal combustion engine  
An intake device includes an intake pipe, a valve having a downstream side including a cutoff portion and an upstream side rotatably attached to an inner wall of the intake pipe, and a partition...
7152590 Superstructure of engine  
With regard to a construction that a fan 41 is provided at one side of an engine 1 and covered by a fan casing 45 , and an air cleaner 30 is arranged near the fan casing 45 and at a side...
7140347 Swirl forming device in combustion engine  
To provide an improved swirl forming device in a combustion engine, which is effective to promote a vigorous and massive swirling motion of the charge mixture within the combustion chamber, the...
7137380 Internal combustion engine with ignition plug and vehicle provided with the same  
An internal combustion engine includes a cylinder having a cylinder inner surface, a cylinder head that cooperates with the cylinder inner surface to define a combustion chamber and has a head...
7128050 Air intake apparatus for internal combustion engine  
In an air intake apparatus for an engine, an intake port is connected to a cylinder of the engine and an intake valve opens and closes a downstream end of the intake port. The air intake apparatus...
7128049 Flow guiding structure for an internal combustion engine  
A flow guiding structure for guiding into a clockwise swirling flow pattern gas flowing into a gas passageway leading toward a combustion chamber of an internal combustion engine. The structure...
7104251 Fluid swirling device having rotatable vanes  
The device includes a set of rotatable vanes and a set of stationary vanes which are mounted within a cylindrical housing. The set of rotatable vanes are connected to a post located at the axis of...
7096849 Charge motion control plate kit  
The present invention provides a charge motion plate kit for internal combustion engines. More specifically, the charge motion plate kit permits replacement of the OEM charge motion valves of the...
7089909 Choke valve provided with an integrated electromagnetic actuator for an intake manifold with a retracting tumble system  
A choke valve for an intake manifold with a retracting tumble system for an engine provided with a number of cylinders, the choke valve being adapted to vary the passage section of the air through...
7077102 Dual inlet port for internal combustion engine  
A system ( 10 ) and method for the induction of a fluid into the combustion chamber ( 15 ) of an internal combustion engine comprising a cylinder head ( 12 ) having at least one intake port ( 14 )...
7047934 Fuel injection type internal combustion engine and vehicle provided with the same  
An internal combustion engine includes an engine body including a cylinder that defines a combustion chamber, an intake opening that faces the combustion chamber, and an intake passage in...
7032560 Partition plate for intake port, sand core for forming intake port, and cylinder head  
A partition plate for an intake port of a cylinder head to be manufactured by cast molding is preliminarily set prior to the cast molding in a sand core applied to form the intake port and then...
7028663 Fluid swirling device  
The device includes a pair of flat planar vanes securely mounted within a cylindrical housing. The vanes have a medial slit extending from the center to a longitudinal end of the vane. The vanes...
7025038 Variable intake module of engine  
A fuel rail in a variable intake module is integrated, thereby obtaining a sufficient coupling area and excellent sealing between the variable intake module and intake manifold. The assembly of...
7000573 Compression ignition engines  
A method and arrangement of supplying a supplementary fuel ( 8 ) to a compression ignition internal combustion engine wherein an air supply ( 3 ) to the engine is first caused to pass through a...
6990952 Air amount control valve having valve body for controlling air passage  
An air amount control valve is connected to a sidewall of a throttle body in which a main air passage for supplying intake air into an internal combustion engine is formed. The air amount control...
6938608 Air flow-twisting device on an air inlet system of internal combustion engine  
The invention relates to an air flow twisting device that can twist the air in an air inlet system of internal combustion engine. This device can be installed between an air filter and an engine...
6932049 Wing structure of air swirling device for internal combustion engine  
Disclosed is a wing structure of air swirling device for internal combustion engine, which has a swirling device body mounted in an air cleaner, a plurality of wings mounted slantingly and radially...
6928979 Gas-economizing powerful engine speed increaser  
A gas-economizing powerful engine speed increaser is made integral, and positioned fixedly in an air intake tube connected with the front end of an air intake manifold of an engine. The engine...
6918372 Intake system of internal combustion engine  
An internal combustion engine includes an intake port leading to an engine cylinder. The intake port is divided into first and second passage section by a partition extending in the intake port in...
6901907 Air-stirring blade for an internal combustion engine  
The air-stirring blade is provided that comprises a cylindrical body whose mid portion is provided with blade of such a construction that the inner side of the blade takes the form of stirred...
6895924 Intake device for use with internal combustion engines  
A device for use in an intake path of an internal combustion engine may include a body portion, e.g., an insert body portion sized to be received within an opening defined in an intake path of an...
6886516 Cylinder head of internal combustion engine and method of producing same  
A cylinder head of an internal combustion engine comprises a structure cast in metal, the structure defining therein an intake port and having a side wall surface from which an upstream end of the...
6877478 Variable tumble flow-generating device of engine and manufacturing method of variable tumble flow-generating intake port  
The present invention is a variable tumble flow-generating device. The device comprises a bulkhead for dividing an intake port into a first passage and a second passage, an opening degree control...
Matches 1 - 50 out of 284 1 2 3 4 5 6 >