Entries |
Document | Title | Date |
20080271696 | Intake Air Control Apparatus and Method - An intake air control apparatus comprises an intake air path connected to a combustion chamber, and an intake airflow control device having a first opening deviated in one direction when viewed from an axial direction of the intake air path by partially closing a cross-section of a flow path of the intake air path, and that controls distribution of an intake airflow by deviating the intake airflow downstream of the first opening to a side in which the first opening is formed, the intake airflow control device having a second opening of smaller opening area than that of the first opening, and deviated in an opposite side to the side in which the first opening is formed and at a location away from an intake air path wall. | 11-06-2008 |
20080276895 | INTAKE MANIFOLD TUNING ASSEMBLY - The present invention relates to an intake manifold including first and second plenums in fluid communication with the throttle body and a plurality of runners depending from the plenums to direct air into the cylinders of an engine. Each of the runners includes a vent to release pressurized air within the runner. The intake manifold tuning assembly further includes a tuning device disposed between the plenums, the tuning device includes a housing having a plurality of tuning ports aligned relative to the vents to receive pressurized air from the runners. An intermediate plenum is defined within the housing that directs pressurized air from one runner to another runner corresponding to the next cylinder in the firing sequence of the engine. Valves regulate the transfer of pressurized air between the runners for increased torque output over a predetermined range of engine speed. | 11-13-2008 |
20080302327 | Drain Valve - A charge air cooler includes a drain arrangement for draining condensed matter from the internal space of the charge air cooler. The drain arrangement includes an opening in a bottom portion of the charge air cooler. At least one member is positioned to open and close the opening. The at least one member is controlled to close and open the opening responsive to temperature changes. | 12-11-2008 |
20080308059 | ENGINE INTAKE CONTROL SYSTEM - An engine intake control system that includes a first intake passage that has an upstream end portion and a downstream end portion opening in a surge chamber, a second intake passage that has an upstream end portion opening in the surge chamber so as to oppose the downstream end portion of the first intake passage across a gap, and a sleeve-shaped valve body slidably fitted around the downstream end portion of the first intake passage and moving between a first position in which it is distanced from the upstream end portion of the second intake passage and a second position in which it is in contact with the upstream end portion, wherein a linear motion guide bearing system is provided between an intake manifold and the valve body, a rail of the linear motion guide bearing system extending in a direction of movement of the valve body is secured to a support post fixedly provided on the intake manifold, and a slider movably straddle-mounted on the rail is secured to the valve body. Thereby an engine intake control system can realize smooth movement of a valve body even with lower machining precision for sliding faces of a first intake passage end portion and the valve body. | 12-18-2008 |
20090007875 | INTAKE CONTROLLER FOR INTERNAL COMBUSTION ENGINE - An intake controller includes a casing defining an intake passage that communicates with a combustion chamber of an engine, a valve received in the casing to open/close the passage, a rotational shaft that changes an opening degree of the valve, an actuator having a gear that drives the valve through the shaft, a gear retaining member retaining the gear, a sensor including a magnet that rotates according to rotation of the shaft and a magnetic detection element that detects magnetic flux generated from the magnet, and a sensor retaining member retaining the sensor. The sensor detects the opening degree of the valve based on a change of density of the magnetic flux passing through the element. One of the gear and the gear retaining member, and one of the sensor and the sensor retaining member are separately fixed on the shaft. | 01-08-2009 |
20090013956 | AIR SUPPLY DISTRIBUTOR FOR AN INTERNAL COMBUSTION ENGINE - An air distributor including a cylindrical tubular body including connecting channels supplying cylinders of an internal combustion engine, branches of which open in an aligned manner along a generatrix of the tubular body. The tubular body extends upstream into branches of a 180° elbow that opens at an air inlet, the elbow being inclined in relation to the diametral plane of the tubular body containing generatrix. The distributor includes a ramp partially throttling an air flow area of the main body to reduce a drop in swirl in the first distributed cylinder induced by the inclined elbow distributor, the ramp provided upstream close to the connecting channels branches of the first distributed cylinder on the elbow inclination side. The ramp can have gently- and steeply-inclined upstream and downstream faces. The distributor can mount to an intake face of a diesel engine cylinder head with two intake ducts per cylinder. | 01-15-2009 |
20090013957 | INTAKE PORT STRUCTURE OF INTERNAL COMBUSTION ENGINE - An intake port structure of an internal combustion engine includes an intake port, a valve shaft provided in proximity to an inner wall of the intake port, and an airflow control valve having a proximal end which is pivotally supported on the valve shaft and a distal end which becomes part of the inner wall of the intake port when the airflow control valve is fully opened. The inner wall of the intake port has a recess into which the airflow control valve is partially or entirely retracted when the airflow control valve is fully opened. The recess has a flow smoothing portion located downstream of the proximal end. | 01-15-2009 |
20090025672 | INTAKE AIR NOISE ADJUSTER - An intake air noise adjuster includes: a communicating conduit including: a first end communicating to an intake air passage to an engine, and a second end communicating to an external air; an elastic body configured to block the communicating conduit; and a flow channel area changer configured to change a flow channel area of the communicating conduit based on a change of an intake air negative pressure caused in the intake air passage. | 01-29-2009 |
20090031980 | AIR CLEANER INTAKE DUCT - An air cleaner intake duct includes a first pipe for receiving intake air and a second pipe that encloses the first pipe. A space is defined between the first pipe and the second pipe. The duct also includes a diffuser connected to the first pipe and configured to be connected to an air cleaner. | 02-05-2009 |
20090064959 | Air intake manifold for coupling the output of a compressor to the air intake of an internal combustion engine - An elongated air intake manifold, for coupling a compressor outlet to the air intake of an internal combustion engine, includes bottom, top and side walls progressing from a circular upstream end through a sweeping curved central section to a 90° bend section terminating in a peripheral rim surrounding an air outlet port. The peripheral rim has opposed proximal and distal sides and a lower surface facing the engine air intake opening. A pair of proximal and distal mounting screw receptacles are formed integrally with and located on the interior and exterior of the manifold, respectively, for receiving mounting screws to secure the manifold to the engine. Preferably, the proximal mounting screw receptacles are arranged so that the heads of the mounting screws extend a minimum distance into the manifold interior. Optionally, one or more turning vanes may be positioned in the bend section interior of the manifold. | 03-12-2009 |
20090084335 | SYSTEM AND METHOD FOR CONTROLLING TURBULENCE IN A COMBUSTION ENGINE - A system for controlling turbulence in a combustion engine having a composite upper intake manifold and a cylinder head. The system includes a composite housing, a composite cartridge, a shaft, a radial gasket, a lever arm, and a press in place gasket. The composite housing includes an open first end and an open second end. The open second end defines a first cross-sectional area. The first end is configured to be welded to the composite upper intake manifold and the second end has a gasket groove. The second end is configured to be connected with the cylinder head. The composite cartridge is positioned within and removably joined with the second end of the composite housing. The composite cartridge includes a body, a flap valve, and bushings. The shaft connected to the flap valve within the composite housing. The press in place gasket is positioned within the gasket groove. | 04-02-2009 |
20090101100 | AIR INTAKE DEVICE FOR VEHICLE INTERNAL COMBUSTION ENGINE - An internal combustion engine for a vehicle comprises a pair of intake collectors ( | 04-23-2009 |
20090107444 | Induction Regulator Block - The invention provides a manifold block for improving the efficiency of an internal combustion engine. The manifold block is arranged to be located between an inlet manifold and a cylinder head of the engine, and comprises a block of material having at least one manifold channel there through. The manifold channel has an input end and an output end, wherein the input end is connected to the inlet manifold, and the output end is connected to the cylinder. The manifold channel includes at least one injector head channel located towards its input end and adapted to receive a fuel injector. The manifold block may also incorporate one or more induction regulators for improving the efficiency of fuel/air mixing in the manifold channels. | 04-30-2009 |
20090120399 | 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 an upper layer flow passage are formed at the height position of the second top wall surface as a boundary. When the intake valve opens, a lower layer flow flowing through the inside of the lower layer flow passage passes through the intake valve opening region, flows to the circumferential direction of the combustion chamber, and generates a swirl, while an upper layer flow flowing through the inside of the upper layer flow passage passes through the helical part and flows into the combustion chamber. | 05-14-2009 |
20090173305 | ACTIVE AIR VENT UTILIZING SMART MATERIAL ACTUATION - An active air intake adapted for selectively regulating fluid flow into an engine generally includes a housing defining an opening, a covering member disposed relative to the opening and translatable between opened and closed conditions, an actuator including an active material element operable to effect movement of the member, a load limit protector configured to present a secondary output path for the element, an overheat protection mechanism for preventing unintentional activation and stress loads in the element, a biasing mechanism for returning the member to the original condition, and a latching mechanism for retaining the member in the closed condition. | 07-09-2009 |
20090173306 | STRUCTURE FOR INTRODUCING GAS INTO INTAKE AIR - Exhaust gas inlets for introducing exhaust gas from an EGR pipe, on the right bank side, and exhaust gas inlets for introducing exhaust gas from the EGR pipe, on the left bank side, are both formed in low-pressure regions. The exhaust gas inlets are formed at positions where the pressure of the intake air flowing through branch pipes on the right bank side and the pressure of the intake air flowing through branch pipes on the left bank side are both low and substantially equal. Accordingly, exhaust gas is introduced evenly into cylinders in the right and left banks. These inlets are not formed at positions in a common intake passage from which branch paths branch off, that is, positions upstream of a surge tank. Accordingly, the response to introduction of exhaust gas is not deteriorated but is maintained. | 07-09-2009 |
20090194054 | ENGINE INTAKE SYSTEM - In an engine intake system, an air cleaner and downstream sides of throttle valves in throttle bodies provided in intake passages are connected by bypass passages. An idle speed control apparatus provided at a midpoint of the passage controls amounts of air supplied during an idling operation. End portions of the bypass passages connected to the throttle bodies are located in higher positions than end portions of the bypass passages connected to the air cleaner so that the bypass passages are inclined downward toward the air cleaner. As a result, water is prevented from blocking the bypass passages via a simple structure. | 08-06-2009 |
20090235890 | INTAKE CONTROL DEVICE FOR AN ENGINE - In an intake control device, upper and lower partition plates are provided in an intake passage extending obliquely upward from a combustion chamber as seen in an axial direction of a crankshaft. The partition plates divide the intake passage into upper intake passages and lower intake passages. A tumble control valve is arranged in an upstream vicinity of the partition plate in the intake passage. The tumble control valve opens or closes the upper intake passage. A bottom wall, which is a portion of a wall around an inlet of the lower intake passage and positioned on the side opposite to the upstream partition plate, is inclined to be gradually separated from the upstream partition plate as it extends upward. | 09-24-2009 |
20090235891 | INTAKE FLOW CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - An intake flow control device includes valve units, a drive shaft, and an actuator. The valve unit includes a housing defining an intake passage therein. A valve shaft is supported between side walls of the housing. The drive shaft connects and drives the valve shafts. The actuator is directly connected to the drive shaft so as to drive a valve mounted to the valve shaft to open or close the intake passage. The valve has a width defined between side ends of the valve, which is larger than a width defined between side walls of the intake passage located at an upstream side of the valve. | 09-24-2009 |
20090241888 | Air Induction Housing Having a Perforated Wall and Interfacing Sound Attenuation Chamber - An air induction housing having a perforated wall which provides a first intake noise attenuation modality and further having a sound attenuation chamber interfaced with the perforated wall which provides a second intake noise attenuation modality. Multiply apertured tubes of the sound attenuation chamber provide a Helmholtz resonator, wherein the tubes are superposed the wall perforations so that, attendant to the noise attenuation, ample air entry into the air induction housing is provided. The size, number and arrangement of the perforations is selected such that ample airflow is provided and audibility of intake noise is minimized in conjunction with the corresponding tubes of the sound attenuation chamber. | 10-01-2009 |
20090255501 | Intake duct for vehicle - An intake duct for a vehicle having an inlet port formed so that the open side faces obliquely upward. The intake duct includes an inlet part formed in a flat shape expanding in the lateral direction crossing an air stream direction and a deflector provided in an air stream passage of the inlet part and extending in the left-and-right direction of the air stream passage. The intake duct further includes a first support member, which is provided between the deflector and the lower wall portion of the inlet part, and a second support member, which is provided between the deflector and the upper wall portion of the inlet part. | 10-15-2009 |
20090266328 | INTAKE MANIFOLD FOR VEHICLE - The present invention relates to an intake manifold for a vehicle and comprises tanks for stabilizing intaken air introduced from a throttle body; a plurality of zip tubes diverged from the tanks; a plurality of runners connected to the zip tubes and communicated with respective cylinders; and a adjustment apparatus provided at one side of the zip tubes and the runners for varying the diameter of the zip tube and the diameter of the runner according to an engine operation range. Due to the above structure, the diameter of the zip tube and the diameter of the runner can be varied continuously within the overall operating range of an engine by the adjustment apparatus. Hence, the performance of the engine can be enhanced. | 10-29-2009 |
20090293831 | INTAKE DEVICE OF INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE - Tumble control valves (TCV) are disposed downstream of a gas introducing passage inside intake paths and upstream of an opening of a gas branching passage. | 12-03-2009 |
20090314241 | AIR INDUCTION HOUSING HAVING AN AUXILIARY TUNING VOLUME FOR ENHANCING ATTENUATION AND BROADENING THE BANDWIDTH OF A PRIMARY SOUND ATTENUATOR - An air induction housing as for example for a motor vehicle having an auxiliary tuning volume which provides an enhancement of the attenuation and a broadening of the bandwidth of attenuation of any primary attenuator of the air induction housing, yet with a minimal expense, complexity and packaging volume, and without adversely affecting the air flow path. The auxiliary tuning volume is characterized by an intermediate wall having a tuning slot, wherein the wall separates a tuning chamber of the auxiliary tuning volume from the main airflow passage of the housing. | 12-24-2009 |
20100006051 | VALVE SHAFT SUPPORT STRUCTURE FOR VARIABLE INTAKE MANIFOLD - A valve shaft support structure is closed to improve its durability, lower its manufacturing cost and improve its quality, in which a valve shaft interposed between runners is formed as an eccentric shaft integrally formed with a valve. A valve and a valve shaft are formed in a body to support the valve. An eccentric circular protrusion is formed in a center portion of the valve shaft, and divided manifold bodies support the eccentric circular protrusion. The valve shaft and the manifold bodies are repeatedly in contact or non-contact with each other when the valve is opened or closed. | 01-14-2010 |
20100065004 | Mixture Motion Enhancing Intake Manifold Gasket - An engine assembly may include a cylinder head, an intake manifold, and a gasket. The cylinder head may define a cylinder head air passage and the intake manifold may be fixed to the cylinder head. The cylinder head may define a intake air passage that is in communication with the cylinder head air passage. The gasket may be located between the cylinder head and the intake manifold. The gasket may include a sealing member and an air flow directing member. The sealing member may be engaged with the cylinder head and the intake manifold to provide sealed communication between the first and intake air passages. The air flow directing member may be in communication with the intake air passage and may extend into the cylinder head air passage to direct an air flow from the intake air passage to a region within the cylinder head air passage. | 03-18-2010 |
20100101525 | AIR HORN FOR EFFICIENT FLUID INTAKE - A method, device, and system for controlling a flow of a fluid moving through a pipe are presented. The device includes a truncated cone having a first diameter at an inlet and a second diameter at an outlet and a bracket attached to the truncated cone. The first diameter of the truncated cone is larger than the second diameter. The bracket is a curved sheet positioned around at least a part of the truncated cone and having an adjustable bracket diameter. The bracket diameter is measured from a center axis extending through a center of the truncated cone. Attaching the device to a fluid flow pipe reduces turbulence in the flow through the pipe, allowing a more streamlined fluid exit from the pipe. When used with an air intake pipe for an internal combustion engine, the device allows more horsepower and mileage to be extracted from the engine. | 04-29-2010 |
20100132649 | METHOD AND DEVICE FOR PRODUCING A PIPE - The present invention relates to a method for producing a pipe ( | 06-03-2010 |
20100224159 | ENGINE ASSEMBLY HAVING VARIABLE INTAKE AIR TUNING DEVICE AND TUNING METHOD - An engine intake air tuning assembly may include a housing assembly and an air flow control member. The housing assembly may include an air inlet, an air outlet, and a body portion extending therebetween. The body portion may define an air flow passage and a tuning chamber. The air flow passage may provide fluid communication between the air inlet and outlet. The air flow control member may be located within the body portion and may be displaced between first and second positions relative to the air flow passage. The air flow control member may provide a first communication path from the air flow passage to the tuning chamber when in the first position and a second communication path from the air flow passage to the tuning chamber when in the second position. The second communication path may define a greater number of openings than the first communication path. | 09-09-2010 |
20100242892 | INTAKE MANIFOLD - The present invention provides an intake manifold that improves the intake performance and has a reduced weight. The intake manifold includes a surge tank and intake pipes. Each intake pipe has an inlet port that is connected to the surge tank. The inlet ports are arranged along a flow direction of air drawn into the surge tank from the opening of the surge tank, and project into the surge tank along direction that intersects the flow direction. Each adjacent pair of the inlet ports are separated only by a single common pipe wall. | 09-30-2010 |
20100300392 | System for improving the efficiency of an internal combustion engine of a vehicle - A system for improving the efficiency of an internal combustion engine of a vehicle, the system comprising: a first non-rotating device ( | 12-02-2010 |
20110100315 | Intake manifold with integrated sound barrier - Disclosed is a molded plastic intake manifold having an integrated sound barrier configured to reduce noise radiation through the walls of the intake manifold. | 05-05-2011 |
20110139110 | AIR PILLOW FLOW GUIDANCE AND ACOUSTIC COUNTERMEASURE SYSTEM FOR AN AIR INTAKE TRACT - An air pillow system for an air intake tract includes a plurality of inwardly extending ribs arranged in a distally spaced arrangement and defining a plurality of peripherally closed air pillow pockets. Each pocket has an open end opening towards an airflow stream to be guided. Each rib is configured with an inwardly extending length selected to correlate with a boundary of a low-loss airflow glide path. The air pillows operate to guide the airflow stream along the low-loss airflow glide path with reduced airflow stream turbulence and airflow pressure loss. | 06-16-2011 |
20110146612 | INTAKE MANIFOLD FOR PREVENTING FLOW NOISE - An intake manifold capable of being connected with a throttle valve apparatus includes a conducting pipe defining an air intake pathway therein, a surge tank for receiving air flowing from the throttle valve apparatus through the air intake pathway, and a noise prevention net placed within a half of a cross section of the air intake pathway. The noise prevention net has a net portion for reducing noise volume and defines at least one opening outside of the net portion in a radial direction in the cross section of the air intake pathway such that the opening is positioned along or near an inner wall of the conducting pipe | 06-23-2011 |
20120210970 | ASSEMBLY AND METHOD FOR CONTROLLING AN AIR INTAKE RUNNER - A subassembly for a valve device for controlling air flow in an intake manifold. The subassembly includes a cartridge including a plurality of compartments having partially open opposing sidewalls, wherein adjacent partially open side walls of adjacent compartments are spaced apart a distance to define a groove therebetween, a plurality of partitions each having a through-hole therein and being disposed in the grooves defined between adjacent partially open side walls of the adjacent compartments. The partitions complete the formation of the opposing side walls of the adjacent compartments and each compartment is alignable with an air intake runner of an intake manifold. | 08-23-2012 |
20130146012 | INTAKE CONTROL DEVICE - An intake control device includes: an air cleaner disposed above an engine; a pair of right and left intake ducts projecting toward a front of a vehicle body from the air cleaner to take an outside air in the air cleaner; and a sensor unit coupled to a throttle cable extended from a throttle grip, and detecting an operation amount of accelerator, in which the sensor unit is disposed between the pair of right and left intake ducts at a position above the engine and below the air cleaner. | 06-13-2013 |
20130199487 | MAPPED SOUND GENERATOR - An intake sound generator for an internal combustion engine of a vehicle, the internal combustion engine having an intake manifold for distributing a combustion mixture to a plurality of cylinders of the engine, and an engine throttle controlled by an electronic engine management system for regulating the flow of the combustion mixture into the intake manifold, the engine management system being coupled to an engine throttle lever whose position indicates the engine throttle position desired by a driver of the vehicle, and the intake sound generator comprising: a sound outlet port at an intake manifold; a first sound transmission tube connected to the sound outlet port and adapted to conduct engine-generated sound pulses from the intake manifold; sound receiving means coupled to the first sound transmission tube and operable to receive engine-generated sound pulses conducting along the first sound transmission tube; a sound throttle connected along the first sound transmission tube at a point intermediate between the sound receiving means and the sound outlet port, the sound throttle being operable to regulate engine-generated sound pulses conducted along the first sound transmission tube; and sound providing means operable to provide engine-generated sound pulses received at the sound receiving means into a vehicle cabin; wherein the intake sound generator is configured such that the sound throttle position varies in dependence on the position of the engine throttle lever and is independent of the engine throttle position. | 08-08-2013 |
20130263810 | MULTI-MODE AIR INDUCTION TUNING DUCT - Methods and apparatuses are provided for an air inlet duct of an internal combustion engine. The air inlet duct includes a tubular housing. An inner wall has a plurality of perforations. The inner wall is disposed within the tubular housing such that the tubular housing includes at least two flow passages. A valve set is associated with a first flow passage of the at least two flow passages. The valve set selectively controls airflow through the first flow passage such that the first flow passage functions in a least one of a pass-through mode and a tuning mode. | 10-10-2013 |
20140034006 | INTAKE MANIFOLD - An intake manifold includes plural intake pipes, a distribution portion connecting to the plural intake pipes and guiding fluid at an inside of the distribution portion to the plural intake pipes and a first protruding portion provided at least a same number of the plural intake pipes at the inside of the distribution portion, the first protruding portion being directed to the corresponding intake pipes. | 02-06-2014 |
20140096734 | INTAKE AIR CONTROL SYSTEM FOR MULTI-CYLINDER COMBUSTION ENGINE - An intake control system for a multi-cylinder combustion engine with control valves positioned within intake passageways that can vary the cross-sectional area of the intake runners to increase air intake velocity at low engine speeds. The control system includes an inner frame that can be inserted into a lower manifold after manufacture. The inner frame includes a plurality of flapper valves that are actuated by a four-bar link design, which is driven by a hypoid gear-set. The control system controls an internal DC electric motor that actuates a worm-drive gear-set, which in turn drives the hypoid gear-set to either engage or retract the flapper valves within the intake passageways. | 04-10-2014 |
20140102397 | ACTIVE AIR CONTROL - An air-balanced engine assembly is configured to operate efficiently while producing a reduced level of harmful emissions. The engine assembly includes a two-stroke internal combustion engine with multiple power cylinders and intake and exhaust manifolds that fluidly communicate with the cylinders. The engine assembly also includes an air balancing assembly with valves that control intake air flow from the intake manifold to the cylinders. The valves cooperate to balance intake air flow among the cylinders and are configured to substantially equalize trapped equivalence ratios among the cylinders. | 04-17-2014 |
20140158079 | ADJUSTABLE VENTURI MIXING VALVE ASSEMBLY - A venturi mixing valve assembly includes three open-ended tubular sections. A first section, coupled to a supply of a first gas and a supply of a second gas, has a sleeve defined therein wherein an annular channel open on one end thereof is defined between the sleeve and an inner surface of the first section. A second section defines an annular region with a plurality of holes and a venturi region coupled to the annular region. The annular region circumscribes at least a portion of the first section's sleeve. A third section is threadably coupled to outer surfaces of the first and second sections such that rotation of the third section in a first direction causes the first and second sections to move axially towards one another, while rotation of the third section in a second direction causes the first and second sections to move axially away from one another. | 06-12-2014 |
20140202417 | Dynamic Variable Intake Tubing - A dynamic variable intake tubing includes a dynamic swirl supercharging tube which has a tubular member. The tubular member has a through hole axially penetrated. Flow-guiding grooves which follow a forward helical course or a reverse helical course are disposed on an inner peripheral surface of the through hole. At least a bearing is disposed around an outer circumferential surface of the tubular member to enable the tubular member to rotate freely. Flow-guiding blades are disposed at an intake end of the tubular member for ushering in gas current and guiding the gas current to the flow-guiding grooves. The flow-guiding grooves speed up intake and render combustion complete while an engine is operating at high rotational speed. The dynamic variable intake tubing generates an appropriate back pressure while the engine is operating in low speed, thereby increasing torque output and enhancing the performance of the dynamic swirl twofold to fivefold. | 07-24-2014 |
20140209051 | MOTOR VEHICLE HYDROCARBON TRAP AND MEHTOD - Embodiments of the invention provide an apparatus for damping or attenuating acoustic vibrations in an air induction system of a motor vehicle, the apparatus defining a passageway through which induction air may be drawn to an engine of the vehicle, the apparatus comprising: damping means, the damping means being provided around the passageway for damping or attenuating acoustic vibrations in the induction air; and hydrocarbon trapping means, the hydrocarbon trapping means comprising a sheet of trapping material provided around at least a portion of the passageway, the trapping means being arranged to provide a flow-past hydrocarbon trap for trapping hydrocarbon vapours entering the passageway from the engine. | 07-31-2014 |
20150020762 | SOUND GENERATOR FOR AN ANTI-NOISE SYSTEM FOR INFLUENCING EXHAUST NOISE AND/OR INTAKE NOISE OF A MOTOR VEHICLE - A sound generator | 01-22-2015 |
20150068482 | KINETIC SYSTEM-ORIENTED VARIABLE INTAKE STRUCTURE - A kinetic system-oriented variable intake structure includes an intake passage, an air storing space, an exhaust passage, a control valve, and a bypass air chamber. The intake passage and the exhaust passage are in communication with the air storing space to allow air to enter the air storing space via the intake passage and then be discharged from the exhaust passage. The bypass air chamber is in communication with the air storing space through the control valve. The control valve turns on or off in accordance with a rotation speed of the kinetic system. Accordingly, the kinetic system-oriented variable intake structure is capable of high performance at any target rotation speeds. | 03-12-2015 |
20150068483 | INTERNAL COMBUSTION ENGINE WITH FRESH GAS DISTRIBUTOR - An internal combustion engine may include a cylinder head having a plurality of intake channels which lead to combustion chambers. A fresh gas distributor may be included for feeding fresh gas to the intake channels. The fresh gas distributor may have a flap arrangement including a flap shaft, which bears at least one flap for controlling the intake channels. The flap shaft may be mounted such that the flap rotates about a flap rotation axis. The fresh gas distributor may have a housing flange securing the fresh gas distributor to the cylinder head. The flap arrangement may be arranged in a region of the housing flange in a distributor housing of the fresh gas distributor. The cylinder head may have a recess, into which the fresh gas distributor is inserted in a region of the flap arrangement. | 03-12-2015 |
20150144088 | VARIABLE INTAKE SYSTEM FOR VEHICLE - A variable intake system for a vehicle to regulate an amount of intake air according to driving conditions of an engine may include an air cleaner connected to an intake duct which draws in intake air and forms a flow path for the intake air inside the air cleaner, a battery assembly installed in the flow path inside the air cleaner, which includes a plurality of cooling paths that allow the intake air to flow through the plurality of cooling paths, and a valve body installed in the air cleaner and selectively varying the flow path of the intake air. | 05-28-2015 |
20150292449 | INTAKE ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE WITH THE SAME - An intake assembly for an internal combustion engine is disclosed. The engine may have a plurality of cylinders. The intake assembly may have an intake manifold. The intake manifold may be configured to supply a gaseous fluid to the plurality of cylinders. The intake assembly may also have a collecting chamber fluidly connected to the intake manifold. The collecting chamber may be adapted to be fluidly connected to an intake port of one of the plurality of cylinders. The collecting chamber may also be configured to limit a backflow of the gaseous fluid from the intake port into the intake manifold. | 10-15-2015 |
20160003202 | INTAKE MANIFOLD HAVING VARIABLE DIAMETERS - An intake manifold having variable diameters is provided. The intake manifold includes a tube body and a valve. The valve is rotatably disposed in the tube body, wherein the valve is a hollow-ring and includes an outer circumference and an inner circumference, and a gradient curve surface is formed from the outer circumference to the inner circumference; wherein the inner circumference defines a inlet face, and a gradually varied angle is formed between a normal vector of the inlet face and a cross section at an end of the tube body while the valve rotates. | 01-07-2016 |
20160040688 | PNEUMATICALLY ACTUATED VACUUM PUMP HAVING MULTIPLE VENTURI GAPS AND CHECK VALVES - A pneumatically actuated vacuum pump is disclosed, and includes a body defining a converging motive section, a diverging discharge section, at least one suction port, and a Venturi gap. The Venturi gap is located between an outlet end of the converging motive section and an inlet end of the diverging discharge section. The pneumatically actuated vacuum pump also includes a first check valve fluidly connected to the Venturi gap and the suction port. The pneumatically actuated vacuum pump further includes at least one second gap located in the diverging discharge section of the body downstream of the Venturi gap. A second check valve is fluidly connected to the second gap. | 02-11-2016 |
20160090951 | INTAKE AIR CONTROL APPARATUS OF ENGINE - An intake air control apparatus of an engine includes an Intake manifold configured to guide intake air into a plurality of engine cylinders. A plurality of first intake air passages communicate with the cylinders. A plurality of second intake air passages are disposed in parallel with the first intake air passages and communicate with the cylinders. An Intake throttle shaft passes through the first intake air passages. An intake air throttle valve is disposed inside the first intake air passages, rotates with the Intake throttle shaft, and opens/closes the first intake air passage. A swirl throttle shaft passes though the second intake air passages. A swirl throttle valve is disposed inside the second intake air passages, rotates together with the swirl throttle shaft, and opens/closes the second intake air passages. An actuator rotates selectively the Intake throttle shaft and the swirl throttle shaft. A controller controls the actuator. | 03-31-2016 |
20170234279 | GUIDE ELEMENT FOR A PRESSURE SYSTEM OF AN INTERNAL COMBUSTION ENGINE, PRESSURE SYSTEM FOR AN INTAKE TRACT OF AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE WITH A SUPERCHARGING UNIT | 08-17-2017 |