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Class 123/184.47 - Manifold having plenum


Subclass of Class 123 - Internal-combustion engines
Definition: Intake manifold including a chamber in which the working
No. of patents: 97
Last issue date: 10/19/2010


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NumberTitleIssue Date
7814877Intake manifold with reinforcing partitions
An intake manifold is provided with partitions which divide the lower space formed under opening ends. An intake air is prevented from flowing into the lower space by the partitions. Since the intake air can be efficiently suctioned to each opening ends, pressure lo...
10/19/2010
7650866Light load air delivery system for an internal combustion engine
A light load air delivery system for an internal combustion engine having a cylinder head defining at least one intake port selectively opened by a poppet valve which is biased against a valve seat area of the cylinder head. The light load air delivery system includ...
01/26/2010
7451732Multi-shell air intake manifold with passage for map sensor and method of producing same
An air intake manifold assembly for an internal combustion engine composed of a plurality of molded synthetic resin shells assembled to each other so as to define a plenum chamber, a plurality of inlet channels leading from said plenum chamber to cylinder inlets of ...
11/18/2008
7434558Intake apparatus and intake manifold for internal combustion engine
An intake apparatus for an internal combustion engine, includes a passage section defining an intake passage; and a throttle valve located in the intake passage, the throttle valve including a rotation shaft, and a plate-shaped valve element arranged to rotate about...
10/14/2008
7428888V-type engine air intake device
A V-type engine air intake device is provided for a V-type internal combustion engine. The V-type engine air intake device has a volume chamber, a first intake pipe, a second intake pipe and a plurality of curved branch pipes. The first intake pipe has a first outle...
09/30/2008
7392779Engine equipped with air-intake device for personal watercraft and personal watercraft
An engine equipped with an air-intake device for a personal watercraft, includes a cylinder head cover attached to an upper surface of a cylinder head, a plug cap with ignition coil configured to protrude upward from an upper surface of the cylinder head cover; and ...
07/01/2008
7370620Intake manifold assembly having short compact runners and methods of making same
An air intake manifold assembly for use with an internal combustion engine includes a plenum portion and a runner assembly mounted to the plenum portion. The runner assembly has a flange disposed between an air intake portion and an air outlet portion. ...
05/13/2008
7357110Resin 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
7325530Engine 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
7299783Auxiliary control of airflow through an engine enclosure of an outboard motor
A marine propulsion device is provided with an air control system that draws air from the region under the cowl of the outboard motor and induces a flow of air out of the region. The air is caused to flow through a second opening formed in the cowl. As a result, air...
11/27/2007
7296551Intake 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
7293689Two tier brazing for joining copper tubes to manifolds
A brazing process for joining copper and copper alloy tubes to a fitting which includes first forming a layer of a high melting temperature noble metal on one end of a copper or copper alloy tube. The plated end is then brazed to a metal ferrule to form a copper all...
11/13/2007
7287502Air 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
7275511Intake manifold assembly
An intake assembly is provided for a sequentially fired eight cylinder V-type internal combustion engine including a cylinder block having a first band of cylinders and a second bank of cylinders. The assembly includes first, second, third, and fourth intake plenums...
10/02/2007
7246593Intake 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
7219629Breathing system in combustion engine
A breathing system in a combustion engine includes an air cleaner (3) for purifying air to be supplied to the engine. The air cleaner (3) includes a cleaner casing (30) having a blow-by gas inlet port (33) and an intake air discharge port...
05/22/2007
7128039Engine 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
7114477Variable intake system monitoring apparatus
Variable intake systems are provided that include a variable intake valve shaft, potentiometer, pneumatic actuator, Manifold Absolute Pressure sensor, Throttle Position Sensor and controller. Preferred systems of the invention can monitor whether valves of a variabl...
10/03/2006
7114478Intake 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
7090552Intake system for outboard engine
An air intake system for an engine of an outboard motor includes air intake plenum chambers and corresponding air intake passages. Residual condensed fuel that can accumulate in the plenum chamber is guided to lower air intake passages through a slot at a predetermi...
08/15/2006
7059289Air intake manifold with composite flange and method
The air intake manifold assembly includes a manifold with a plurality of air intake ports for fluid communication with a plurality of engine cylinders, respectively, and a composite flange assembly associated with the air intake ports. The composite flange assembly ...
06/13/2006
7055499Internal module, members of the module, and electronic controlled throttle device for internal combustion engine
An internal combustion engine intake module, members thereof and electronically controlled throttle apparatus for a car and related products characterized by great strength, and light weight and compact configuration wherein the weight of the electronically controll...
06/06/2006
7021262Undercowl plenum chamber with preferential air paths
An air intake system for an outboard motor provides parallel air flow paths between an opening formed in a cowl of the outboard motor and an air intake manifold of an engine under the cowl. A first air path flows in a relatively direct path between the opening in th...
04/04/2006
7021263Engine manifold with interchangeable porting portion
A modular intake manifold for an internal combustion engine that has a lower base member, a center runner section, and an upper shell. The lower base member has a series of outlets and witness marks formed within the outlets and attaches to an engine between right a...
04/04/2006
7011065Air intake and a method for installing an air intake
The invention relates to an air intake for an engine (19) of a motor vehicle. In particular, the present invention concerns a detachable connection between an air collector module (10) and an intake duct module (11) of the air intake. The invent...
03/14/2006
6988478Resin 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...
01/24/2006
6962225Pipe system for a motorcycle
A motorcycle includes a frame, a front wheel, a rear wheel, an engine and a plenum. The rotational axes of the front and rear wheels define a first plane that is perpendicular to a second plane. The engine includes an air intake port and an exhaust port. A first pip...
11/08/2005
6920858Air intake structure of internal combustion engine
An air intake structure of a multiple cylinder internal combustion engine. The air intake structure includes an intake air collector having first and second end sides which are longitudinally opposite to each other. An intake air inducting pipe is connected to the i...
07/26/2005
6889672Air intake arrangement for an internal combustion engine
An air intake apparatus for supplying air to an internal combustion engine, comprises a unitary hollow enclosure, a motor vehicle battery, an air filter and an air compressor which when activated compresses air supplied to the engine. The enclosure houses the batter...
05/10/2005
6889648Intake system for an internal combustion engine
An intake system for an internal combustion engine having an intake plenum and at least one intake pipe which branches off from the intake plenum and which is composed of at least two intake pipe parts that are divided longitudinally. The intake plenum together with...
05/10/2005
6807935Intake pipe for an internal combustion engine comprising at least two welded shells
An intake pipe (10) for an internal combustion engine composed of shells (11a, 11b) in which the geometry of the joining surfaces (19) adopts an approximately stepped course in areas with a slight incline relative to to join...
10/26/2004
6805088Air intake system of engine
In the air intake system of an engine which introduces air passed through a cleaner case having filter element therein into a throttle box through a throttle, and distributes the air from the throttle box to each cylinder of the engine by an intake manifold, the thr...
10/19/2004
6782862Resin intake manifolds and manufacturing process thereof
A resin intake manifold includes a chamber section having an intake port which leads to a throttle body 91, and a plurality of pipe sections 7 which connect interior of the chamber section to cylinders of a multi-cylinder internal combustion engine. Th...
08/31/2004
6758192Vehicle non-metallic intake manifold having an integrated metallic fuel rail
An intake manifold (10) includes a fuel rail cavity (30) which receives a metallic fuel rail (14) enclosed by a molded fuel rail cavity cover (32). The fuel rail (14) communicates with each of a plurality of engine cylinders (16...
07/06/2004
6758191Vehicle intake manifold having an integrated fuel rail and volume adjacent thereto
An intake manifold (10) includes an integral fuel rail (14) at least partially surrounded by a volume (22). The volume (22), being adjacent the fuel rail (14), minimizes the permeation of fuel out of the fuel rail (14). The ...
07/06/2004
6752113Mounting arrangement for an intake manifold and a method of making same
A mounting arrangement for an intake manifold and a method of making same. The mounting arrangement includes an adapter plate attached to a cylinder head of an engine. The adapter plate has at least one aperture having a smooth inner surface. The intake manifold inc...
06/22/2004
6739301Composite intake manifold assembly for an internal combustion engine and method for producing same
A composite air intake manifold assembly adapted for use with an internal combustion engine includes an upper half shell formed from a polymer, a lower half shell formed from a polymer and joined to the upper half shell to define a housing having an internal cavity,...
05/25/2004
6701881Suction device for internal combustion engine
The object of this invention is that a suction device for an internal combustion engine is to be compact. The suction device comprising a casing having an air inlet and a plurality of outlets, a filter in the casing for filtering air from said air inlet, ...
03/09/2004
6647941Air-routing system, especially a suction system of an internal combustion engine
An air routing system includes an air filter for cleaning intake air having a clean air outlet a compressor for compressing aspirated intake air an intermediate line connected between the clean air outlet of the filter and the compressor, and an intake mo...
11/18/2003
6622682Sealing arrangement for an intake manifold of an internal combustion engine
In an intake manifold of an internal combustion chamber comprising a surge tank assembly and intake pipe assembly, a seal member is interposed between the end surface of the intake pipe assembly and the mating surface of the surge tank assembly so as to s...
09/23/2003
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