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| Number | Title | Issue Date |
| 7946267 | Intake device of internal combustion engine An intake passage is formed by connecting an upper case 10 and a lower case 20 of an intake manifold. The lower case 10 has a recessed portion 50 on part of an inner surface 17a of a side wall 17. The recessed portion... | 05/24/2011 |
| 7461623 | Outboard engine unit An outboard engine unit has an intake manifold extending in a front-and-rear direction along one side of an engine block and comprised of a surge tank and a plurality of intake tubes communicating with the surge tank. Each of the intake tubes is arranged so as to be... | 12/09/2008 |
| 7360519 | Engine intake manifold assembly An engine intake manifold assembly including a first portion configured with a first material and a second portion configured with a second material, wherein the first and second portions are adhesively bonded together. Preferably, the intake manifold assembly is ad... | 04/22/2008 |
| 7357110 | Resin intake manifold A raised portion is formed at a predetermined location on an inside surface of a wall portion of an intake manifold. A gas introduction hole for introducing gas containing water vapor is formed in another predetermined location, other than in the raised portion, in ... | 04/15/2008 |
| 7331652 | Joint structure and method of producing same A joint structure including a first member and a second member which are jointed to each other to define a flow passage in which a fluid flows. One of the first and second members includes a weldable portion which projects toward an opposed surface of the other of t... | 02/19/2008 |
| 7325530 | Engine intake manifold and airflow control valve assembly An engine intake manifold includes a casing having a plurality of air intake passages, and a plurality of valve plates, wherein each valve plate is disposed in one of the air intake passages to control airflow through the air intake passage. The valve plates are con... | 02/05/2008 |
| 7299787 | Internal combustion engine intake device An internal combustion engine intake device is configured to improve the uniformity with which purge gas or other introduced gas is distributed to the cylinders of an engine. The intake device basically has a throttle chamber, an intake air collector, an air inducti... | 11/27/2007 |
| 7296551 | Intake manifold In an intake manifold in which air introduced from an introduction port is fed to each cylinder of an engine by use of multiple ducts which are disposed parallel, a communication space section which provides communication between the introduction port which introduc... | 11/20/2007 |
| 7287502 | Air intake device for internal combustion engine An air intake apparatus for an internal combustion engine includes an air intake manifold that has a plurality of branch pipes that are connected to an internal combustion engine and has a collecting pipe to which a throttle body is connected, in which an air intake... | 10/30/2007 |
| 7270102 | Resin intake manifold A resin intake manifold is provided with two separated bodies manufactured by connecting protrusions of weld portions of the separated bodies to each other in accordance with a vibration welding, and a cover wall in which one of the weld portions is arranged in an i... | 09/18/2007 |
| 7263962 | Intake system of engine The purpose of the intake system, which is disposed in a limited space above the engine, is to improve engine performance by preventing increase in both temperature and resistance of intake air, and also to reduce noise of the intake air. In the intake system, a rea... | 09/04/2007 |
| 7246593 | Intake module assembly An intake module assembly for a vehicle engine is formed from a two-piece shell structure. First and second shells are aligned and joined together to form the entire air path from an air filter to an engine cylinder head. A throttle hose portion is formed as part of... | 07/24/2007 |
| 7246592 | Intake manifold for internal combustion engine An intake manifold is provided to an internal combustion engine including a first and second cylinder heads each having an intake port. The first and second cylinder heads are distant from each other, and defining a crank angle therebetween. The intake manifold incl... | 07/24/2007 |
| 7237541 | Modular intake manifold and integrated air intake system An intake assembly includes an intake manifold comprising several interfitting sections attached to each other to define a plurality of air passages, and an EGR conduit within the intake manifold including openings in communication with each of the plurality of air ... | 07/03/2007 |
| 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 configuration. At least one manifold tube has a generally hollow tub... | 07/03/2007 |
| 7232351 | Personal watercraft A personal watercraft includes a saddle ride type seat provided at a roughly central portion of a watercraft body, an engine mounted on the lower side of the seat and directed in a front-rear direction of the watercraft body, and cylinders provided in the engine are... | 06/19/2007 |
| 7213558 | Intake device for outboard motor An engine air intake device for an outboard motor includes a plurality of main intake pipes corresponding to each cylinder. First and second branch pipes extend from an upstream end of each main part. The first branch pipes are longer than the second branch pipes. T... | 05/08/2007 |
| 7210461 | Internal combustion engine for a motor vehicle An internal combustion engine for a motor vehicle with a cylinder head, an intake manifold, and a fuel distributor rail. The downstream end of the intake manifold is connected by a flange to intake channels in the cylinder head of the internal combustion engine. The... | 05/01/2007 |
| 7201157 | Modular supercharger with a cooling system There is provided a supercharger system for supercharging a vehicle engine includes a first lower intake manifold adapter attached to the vehicle engine. The supercharger system further includes a second lower intake manifold adapter attached to the vehicle engine. ... | 04/10/2007 |
| 7201129 | Intake pipe An intake pipe includes a plurality of passages that join in a section upstream of the throttle body. The intake pipe includes an interference prevention member that prevents air passing through a specific one of the passages from flowing into the other passages. Th... | 04/10/2007 |
| 7191749 | Laser welded intake manifold Laser welding of plastic involves a laser passing through laser translucent then laser absorbent material. A technical description as envisaged here is Laser Contour Welding. Universally, laser welding is done by Quasi simultaneous techniques and rarely by Contour t... | 03/20/2007 |
| 7178496 | Intake manifold for an engine and method of controlling intake air flow An intake manifold with variable intake tract configurations for an internal combustion engine is provided, wherein pairs of long and short intake runners are located between inlet plenum chambers and respective manifold outlets, and a rotary valve located between a... | 02/20/2007 |
| 7178504 | Intake module for an internal combustion engine In an intake module for an internal combustion engine having an intake module which includes a housing with a first volume in which air drawn in via an inlet orifice accumulates, a second volume in which the air is distributed to various cylinders of the engine and ... | 02/20/2007 |
| 7174872 | Air intake apparatus An air intake apparatus has an air intake port opening outside, and an air intake path communicating the air intake port with a combustion chamber of an engine. For suppressing noise getting out from the air intake port, with respect to walls partitioning the air in... | 02/13/2007 |
| 7174873 | Welding structure for synthetic resin intake manifold A synthetic resin intake manifold body and a synthetic resin passage structural member are respectively provided with a body side joining flange and a structural member side joining flange that are continuously formed along a joining line. A protrusion is provided o... | 02/13/2007 |
| 7162991 | Lightweight four-stroke engine A lightweight, four stroke engine includes a crankcase enclosure and at least one piston assembly disposed within the crankcase enclosure. The piston assembly cooperates with the crankcase enclosure to provide an internal pressure to the crankcase enclosure which va... | 01/16/2007 |
| 7159557 | Air intake device The present invention relates to a vehicle's air intake device. In an embodiment, the intake device comprises an intake pipe, an air cleaner case in fluid communication with the intake pipe, a connection pipe in fluid communication with the air cleaner case, a carbu... | 01/09/2007 |
| 7150255 | Engine including electrical interference shield A shield cover for an engine is provided to shield electric parts, in an engine wherein an engine body includes a crankcase having a plurality of cylinder bores. An intake chamber common to all of the cylinder bores is spaced away from the crankcase. The shield cove... | 12/19/2006 |
| 7137384 | Modular supercharger system There is provided a supercharger system for supercharging a vehicle engine includes a first lower intake manifold adapter attached to the vehicle engine. The supercharger system further includes a second lower intake manifold adapter attached to the vehicle engine. ... | 11/21/2006 |
| 7131415 | Resin intake manifold for multicylinder engine An intake manifold is assembled from a near manifold component which is positioned near an engine, a far manifold component which is positioned far from the engine and a middle manifold component which is positioned between the near and far manifold components. The ... | 11/07/2006 |
| 7128053 | Control apparatus for internal combustion engine The engine ECU executes the program including the step of starting a timer that counts the time elapsed from a start request, the step of detecting a temperature of the engine, and the step of calculating a DI ratio r such that the fuel is injected from the in-cylin... | 10/31/2006 |
| 7128039 | Engine air induction arrangement and method Chaotic air flow structures in internal combustion engine manifolds may lead to poor combustion performance and hence undesirable emissions such as visible smoke. Manifolds with flow characteristics compromised by other design requirements are especially prone to th... | 10/31/2006 |
| 7124726 | Low-profile intake manifold An intake manifold according to the present invention comprises a housing defining an interior cavity and having an exterior surface. The housing has at least one air in-flow passage from the exterior surface of the housing to the interior cavity. The housing includ... | 10/24/2006 |
| 7121246 | Intake passage of an internal combustion engine Branch pipes (3) of an intake manifold (1) comprise main bodies (3c), a common flange (11b) and pipe shape joining portions (11c) respectively connecting the main bodies (3c) to the flange (11 | 10/17/2006 |
| 7114478 | Intake system of outboard motor An outboard motor includes an upright engine in which a plurality of cylinders are arranged vertically, an engine cover covering the engine, and an intake system for the engine. The intake system includes an intake manifold disposed on a side of the engine and provi... | 10/03/2006 |
| 7111608 | Device for adjusting the loading motion of the intake air in internal combustion engines A device for adjusting the loading motion of the intake air in internal combustion engines comprises a housing, which can be connected between an intake module and a cylinder head of an internal combustion engine, the surface of the housing facing the intake module ... | 09/26/2006 |
| 7107962 | Carburetor hat for forced induction system A forced air induction system (10) constructed in accordance with the principles of a preferred embodiment of the present invention and configured for supplying compressed induction fluid to an internal combustion engine (E) for powering a vehicle (V) is disc... | 09/19/2006 |
| 7104256 | Throttle body fixing structure A throttle body fixing structure adapted to firmly fix a throttle body to the engine under a simple structure, wherein the throttle body connects to a surge tank made of a plastic material. The vehicle weight is reduced, and maintenance and assembly are simplified. ... | 09/12/2006 |
| 7100559 | Engine air intake manifold An engine air intake manifold has two main body sections that are divided along an airflow direction and mated tightly against each other at oppositely facing mating parts so as to form an air intake passage therein. A gas passage is formed along the mating parts. T... | 09/05/2006 |
| 7090048 | Method and apparatus for exhaust sound attenuation on engines with cylinder deactivation A system for attenuating exhaust noise from an engine with a first group of active cylinders and a second group of deactivatable cylinders includes a first exhaust manifold connected to the first group of active cylinders and a second exhaust manifold connected to t... | 08/15/2006 |
