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| Number | Title | Issue Date |
| 8146564 | Engine intake air flow control assembly An engine assembly may include a cylinder head, an intake manifold assembly, first and second vanes, and an actuation mechanism. The first and second vanes may be rotatably coupled to the intake manifold assembly. The first vane may be located within an outlet of a ... | 04/03/2012 |
| 8141538 | Intake ducting device for a car engine An intake ducting device for a car engine comprising at least a round sheet main body having on its outer edge a circular ring, the circular ring can be fixed in the inner surface of an intake tube and is provided inside of it with a plurality of airflow disturbing ... | 03/27/2012 |
| 8051830 | Two-stroke uniflow turbo-compound internal combustion engine A reciprocating two-stroke uniflow internal combustion (IC) cylinder and multiple cylinder engine, the cylinder having a cylinder wall and a cylinder head, the cylinder head having an exhaust port, a fuel injector, and a spark means disposed through the cylinder hea... | 11/08/2011 |
| RE42667 | Intake valve timing in multi-valve, camless engines Two intake valves are independently operated by electromechanical actuators and activated by the engine electronic controller. One tumble-type intake valve and one conventional intake valve are provided in each cylinder. The valve members are individually opened and... | 09/06/2011 |
| 7913665 | Internal combustion engine A cylinder of an internal combustion engine is communicated with intake ports. Each of intake valves and each of fuel injection valves are provided to a corresponding one of the intake ports to inject fuel into a combustion chamber through a curved portion and an op... | 03/29/2011 |
| 7874278 | Intake port of internal combustion engine An internal combustion engine wherein the top wall surface of the intake air inflow passage part of the intake port is formed by a first top wall surface and a second top wall surface lower than the first top wall surface and wherein a lower layer flow passage and a... | 01/25/2011 |
| 7798120 | Variable air intake device for internal combustion engine A pair of intake collectors (1A, 1B) separated by a partition (4A) aspirates air into each cylinder of a multi-cylinder internal combustion engine via branch pipes (3A-3F). A valve (8A, 8B) which shuts off the air flo... | 09/21/2010 |
| 7685993 | Low cost variable swirl Variable swirl for internal combustion engines. In one aspect, an apparatus includes a first intake valve controlling air flow from a first intake port to a piston cylinder of the internal combustion engine, where the first intake valve has a first lift profile. A s... | 03/30/2010 |
| 7673610 | Intake device for vehicle engine A cylinder head of an engine body is provided with intake ports and exhaust ports, which are connected with and opened to a combustion chamber. The intake ports are disposed in one of right and left sides of the cylinder head with respect to a vehicle driving direct... | 03/09/2010 |
| 7565894 | Fuel injection apparatus for and method of internal combustion engine, and fuel injection valve Fuel injection technology of an internal combustion engine is configured in such a manner that in a case where in inlet pipe interior of the engine is partitioned by a rectifying plate into upper and lower flow paths, a flow velocity at a center of the flow path on ... | 07/28/2009 |
| 7565895 | Method and system of controlling swirl control valve A method and system of controlling a swirl control valve includes determining whether a current condition is in Tip Out by detecting positions of VGT vanes and an EGR valve, fully opening the swirl control valve if the current condition is in Tip Out, and not openin... | 07/28/2009 |
| 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 intake valve; a pivot shaft passing through the given portion; and a v... | 11/25/2008 |
| 7434564 | Internal combustion engine A cylinder head for an internal combustion engine wherein intake openings to the cylinder are partly surrounded by a mask formed by a material projection of the top face of the combustion chamber, a contour of the mask having a flat main section of maximum height be... | 10/14/2008 |
| 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 to the combustion chamber flows; and a valve which is provided in the... | 08/12/2008 |
| RE40381 | Multi-cylinder diesel engine with variably actuated valves In a Diesel engine with variably actuated valves, the cam controlling each inlet valve is shaped to provoke the opening of the respective inlet valve during the engine's normal exhaust phase and thus realize exhaust gas recirculation within the engine, due to the fa... | 06/17/2008 |
| 7380525 | Method of operating an internal combustion engine A method is disclosed for operating an internal combustion engine of the type having an engine cylinder with a reciprocating piston, first and second intake ports for admitting gas from an ambient air supply into the engine cylinder, first and second intake valves e... | 06/03/2008 |
| 7370616 | Method for transition between controlled auto-ignition and spark ignition modes in direct fuel injection engines A method is provided for control of transition between combustion modes of a direct-injection engine operable in a homogeneous charge compression ignition (HCCI) mode at lower loads and a spark ignition flame propagation (SI) mode at higher loads. The engine include... | 05/13/2008 |
| 7370633 | Load transient control methods for direct-injection engines with controlled auto-ignition combustion A direct injection controlled auto-ignition engine is operated at steady state, within a homogeneous charge compression-ignition (HCCI) load range and with fuel-air-diluent mixtures at predetermined conditions, for each speed and load, of engine control inputs, incl... | 05/13/2008 |
| 7367308 | Method for load transient control between lean and stoichiometric combustion modes of direct-injection engines with controlled auto-ignition combustion A method is provided for control of a direct-injection engine operated with controlled auto-ignition (HCCI) during load transient operations between modes of lean combustion low load (HCCI/Lean) and stiochiometric combustion medium load (HCCI/Stoich.). The method in... | 05/06/2008 |
| 7367290 | Diesel combustion mode switching control strategy and model A combustion mode switching control system for diesel engines is provided. The system includes: a switch determination module that initiates a switch request to switch between at least one of a premixed compression ignition (PCI) mode and a diesel combustion mode ba... | 05/06/2008 |
| 7360531 | Combustion chamber structure for spark-ignition engine This invention relates to a combustion chamber structure for a spark-ignition engine, which comprises a combustion chamber defined between a bottom surface of a cylinder head and a top surface of a piston in such a manner that the bottom surface of the cylinder head... | 04/22/2008 |
| 7357117 | Structured combustion chamber for use in engine A structured combustion chamber for an engine has a cylinder head with an intake hole portion communicating between an intake port and a combustion chamber and an exhaust hole portion which makes a communication between an exhaust port and the combustion chamber, an... | 04/15/2008 |
| 7356403 | Control apparatus and process for internal combustion engine A control apparatus for an internal combustion engine with an exhaust recirculation system includes an acceleration request sensing section to sense a driver's acceleration request; and an engine operating condition sensing section to sense a current engine operatio... | 04/08/2008 |
| 7353801 | Valve regulating device and intake manifold comprising at least one such device A valve regulating device intended to regulate the circulation of a fluid in the region of an opening, said device consisting of a pivoting valve body, of an annular support body integrating two opposing bearings mounting said valve body in a rotational manner, and ... | 04/08/2008 |
| 7347171 | Engine valve actuator providing Miller cycle benefits An engine valve actuator providing Miller cycle benefits and a method of operating an engine valve actuator are disclosed. The valve actuator employs a first force to hold an exhaust valve of the engine open during an exhaust stroke and a second, stronger force to h... | 03/25/2008 |
| 7340338 | Method and device for operating an internal combustion engine A method and a device for operating an internal combustion engine, particularly of a vehicle, having several cylinder banks are provided, which allow for a simplified control. For this purpose, a resulting requirement is formed by coordinating several output variabl... | 03/04/2008 |
| 7322191 | Device for imparting a whirling motion on the flow of air for supplying a turbo-supercharged internal-combustion engine A device for imparting a whirling motion on the flow of air for supplying a turbo-supercharged internal-combustion engine is designed to be interposed in the duct for supplying the air upstream of the supercharger for supercharging the engine. The device comprises a... | 01/29/2008 |
| 7322333 | Internal combustion engine air intake structure An air intake structure is provided with an air intake control valve disposed in the air intake passage. The air intake control valve has a valve element pivotally mounted at one end adjacent to a passage wall of the air intake passage. The air intake control valve ... | 01/29/2008 |
| 7320307 | Manifold pressure control for a variable event valvetrain A method for improving engine intake manifold pressure control of an internal combustion engine is described. According to one aspect of the description, the manifold pressure may be controlled to reduce fuel consumption and engine emissions during at least some ope... | 01/22/2008 |
| 7293546 | Charge motion control device using a single common drive shaft An apparatus and method for controlling a plurality of charge motion control devices in the air intake manifold. In a first aspect of the invention, the valves are controlled through a single common drive shaft. In a second aspect, the runners each include an air fl... | 11/13/2007 |
| 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 formed. One of the intake pipe openings (21, 31, 41, 51 | 10/23/2007 |
| 7273032 | Engine induction system An induction system for a multi valve engine that facilitates operation in a lean burn mode over a large range of speeds and loads by employing a smaller cross sectional branch passages in several induction passages serving a common combustion chamber and a valve ar... | 09/25/2007 |
| 7273026 | Roller follower body The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity, a second cavity, and a transition opening, wherein the first cavity includes a first inner surface configured to house a cylindrical insert the second cavity i... | 09/25/2007 |
| 7270109 | Internal combustion engine Enhanced combustibility by increasing the difference in intake gas velocity between a low flow velocity region and first and second high flow velocity regions in an intake port. An intake port of an internal combustion engine has an intake flow control port portion ... | 09/18/2007 |
| 7267114 | Wildland fire vehicle escape system A wildland fire truck engine emergency combustion oxygen supply apparatus for the prevention of stalling of the engine in an oxygen depleted environment. The apparatus has a storage tank mounted on the vehicle for the storage of oxygen, nitrous oxide, or air, a feed... | 09/11/2007 |
| 7263985 | Exhaust emission control device in internal combustion engine and heat engine Catalyst is supported at least on a part of the combustion chamber wall of an internal combustion engine. A control is provided for controlling the fuel injection equipment of the engine so that pilot fuel injection is performed prior to main fuel injection under pr... | 09/04/2007 |
| 7258104 | Method and apparatus for controlling operation of dual mode HCCI engines An intake and exhaust system for a dual mode HCCI engine, which provides superior intake temperature control and homogeneity for engine operation in SI and HCCI modes, as well as during transition between SI and HCCI modes and vice-versa. The system includes adjuste... | 08/21/2007 |
| 7249587 | Air-intake device of engine for leisure vehicle and engine An air-intake device of an engine for a leisure vehicle, in which at least two air-intake passages are arranged within an engine body of the engine, is disclosed, including an air-intake pipe through which fresh air is supplied to the at least two air-intake passage... | 07/31/2007 |
| 7249585 | Swirl system intake manifold for an internal combustion engine An intake manifold with a swirl system for an internal combustion engine having a number of cylinders; the intake manifold has, for each cylinder, an intake conduit connecting the intake manifold to the cylinder and in turn having two parallel channels; the swirl sy... | 07/31/2007 |
| 7237534 | Vehicle A vehicle is capable of improving layout flexibility for a fuel injector to an intake passage and preventing fuel from sticking to the inner wall surface of the intake passage. The vehicle includes an engine, an intake passage arranged to supply air to the engine, a... | 07/03/2007 |
