Abstract: Air filter having a preseparator with an optimized intake geometry, wherein an outflow geometry of a preseparator is matched to an intake geometry of a filter element.

Abstract: An air cleaner assembly, a main filter element, a safety element, combinations and methods for servicing an air cleaner assembly are provided according to the present invention. The air cleaner assembly includes an air cleaner housing and a main filter element. The air cleaner housing includes a safety liner that supports the main filter element, and can be configured to help reduce the tendency of the main filter element to rotate during use of the air cleaner assembly. A safety element having two open ends, for use with such an assembly is described.

Abstract: An air cleaner apparatus for a vehicle may include a filter assembly a case that accommodates the filter assembly therein, a door rotatably installed on the case to open/close the case, and a link unit having both end portions rotatably installed on the inside of the case and the door respectively, for making the filter assembly adhere closely to or release from the case while interlocking with the rotating door.

Abstract: An air filter system (30) includes a filter housing (10) with a filter element (1) received within the housing. A secondary housing is secured to and closing the filter housing. The secondary housing includes a locking element operable to engage the filter housing and the filter element. The filter element (1) includes at least one fastening element (7) wherein the locking element (22) of the secondary housing (20) engages the at least one fastening element (7) in such a way, when the filter element (1) is accommodated in the filter housing (10) and is disposed between the filter housing (10) and the secondary housing (20), that the secondary housing (20) is detachably clamped to the filter housing (10).

Abstract: A filter cartridge, a safety element and fluid cleaner assembly are described. The fluid cleaner assembly generally includes a housing having a cover and a primary fluid cleaner section. The filter cartridge generally comprises z-filter media, arranged in a straight through configuration. Preferred cartridges include a seal gasket positioned to extend continuously around at outer perimeter of the straight through flow construction. The fluid cleaner assembly can have a precleaner positioned therein. Preferred features are described. Methods of assembly and use are also provided.

Abstract: A device for separating particles from an exhaust gas of an internal combustion engine includes at least a pot with a base having a multiplicity of openings, at least one nonwoven layer positioned on the base of the pot, and a cover. The at least one nonwoven layer is positioned between the base and the cover. A motor vehicle having the device is also provided.

Abstract: An oil flow management system reduces the amount of oil directed from an aircraft engine to the environment outside of the aircraft, even when the aircraft is in inverted flight. This decreases the amount of oil that becomes attached to exterior surfaces of the aircraft fuselage. A gaseous mixture including air and oil is directed from the aircraft engine to a separator, which separate the mixture into a gaseous component and an oil component. The oil component is directed from the separator to a reservoir via a unidirectional valve. When in a first orientation, the unidirectional valve allows oil to flow from the separator to the reservoir. However, when in a second orientation, the unidirectional valve blocks oil from flowing from the reservoir to the separator.

Abstract: An engine device is disclosed in which a gas purifying filter can be disposed, with high rigidity, in an engine as one constituent part of the engine and the need of countermeasures against exhaust gas for each of the devices of a vehicle is eliminated, and general versatility of the engine can be enhanced. The engine device includes a diesel engine having an exhaust manifold, and an exhaust gas purifying device which purifies exhaust gas discharged from the diesel engine. A plurality of filter supporting bodies which support the exhaust gas purifying device are provided on an upper portion of a flywheel housing in the diesel engine. The exhaust gas purifying device is connected to the exhaust manifold and connected to the flywheel housing through the plurality of filter supporting bodies.

Abstract: One example embodiment includes a system for removing cooling liquid from a mist. The system includes an intake, where the intake is configured to receive the cooling mist. The system also includes a mist filter, where the mist filter is configured to remove cooling liquid from the mist. The system further includes an exhaust, where the exhaust is configured to output the demisted air.

Abstract: An air cleaner is mounted on an upper portion of an engine. The air cleaner includes: a body disposed on an upper part of the engine and having a space in which a filter is received; a cover covering an upper part of the body and having a hinge member protruded from a rear edge of the cover; and a locking member including a support portion integrally formed at a rear edge of the body, and a coupling portion protruded upwardly from the support portion and provided with an opening hinged by the hinge member of the cover inserted between the coupling portion and the support member, where an upper surface and a lower surface of an insertion portion inserted into the opening of the locking member from the hinge member are inclined downward toward the rear edge of the body.

Abstract: A particulate matter reduction apparatus for a diesel engine, which can reduce particulate matter in a convenient manner with a relatively simple structure, while preventing the shortening of the lifespan of a filter and improving particulate matter burning efficiency, is provided. The particulate matter reduction apparatus includes a housing configured to be placed on a flow path into which exhaust gas is discharged from the diesel engine, a filter configured to collect particulate matter contained in the exhaust gas that flows in the housing, electrodes configured to transmit electronic signals to the filter, and a control unit configured to control the electric signals provided to the electrodes. The particulate matter reduction apparatus is advantageous in that particulate matter is burnt and removed by directly heating the filter. In addition, the apparatus is more convenient, compared to a system which requires a filter to be separated and cleaned.

Abstract: A water separator reduces a water content of an air stream, which is used in an HVAC unit for a vehicle. The water separator includes a diverter wall and an adjacent wall spaced from the diverter wall to define an air passage. The diverter wall has a terminal end extending into the air passage for changing a direction of the air stream to reduce the water content of the air stream. A filter assembly is disposed through a receiving slot in the diverter wall and is within the air passage downstream of the terminal end.

Abstract: A method for converting soot particles of an exhaust gas includes providing at least nitrogen dioxide or oxygen in the exhaust gas, ionizing soot particles with an electric field, depositing electrically charged soot particles on inner channel walls of at least one surface precipitator, and bringing at least nitrogen dioxide or oxygen into contact with the deposited soot particles on the inner channel walls of the at least one surface precipitator. A device for carrying out the method includes at least one surface precipitator having a plurality of channels through which the exhaust gas can flow and extending between an inlet region and an outlet region, and at least one deposit inhibitor for electrically charged soot particles provided in at least part of the inlet region, especially allowing the soot particles to be evenly deposited and the surface precipitator to be continuously regenerated.

Abstract: An intake duct for an air intake system of a work vehicle is disclosed. The intake duct may generally include a body defining an air passage extending between an intake end and an outlet end. The body may further define a recessed intake at the intake end including a first side section and a second side section. Each of the first side section and the second side may define at least one side opening for directing air into the air passage. In addition, the recessed intake may include a deflector projecting outwardly from the first and second side sections. The deflector may be configured to shield the air passage from water directed towards the recessed inlet.

Abstract: A filter assembly for a motor-vehicle air cleaner comprises a main filter, an auxiliary filter set apart from the main filter, and a filter mount fixed to and configured to support the main filter and the auxiliary filter. In this embodiment, the filter mount is fittable in and removable from a housing of the air cleaner, and includes a sealing element passing between the main filter and the auxiliary filter.

Abstract: An object is to provide a vent plug having a structure in which an air-permeable membrane is unlikely to be damaged. More specifically, a vent plug is produced, which includes: a cylindrical member 1 having a through-hole 1a; a support 2 connected to the cylindrical member 1 so as to be across the through-hole 1a; and an air-permeable membrane 3 circumferentially attached to the cylindrical member 1, wherein the air-permeable membrane 3 is held on the support 2 and a convex portion 3a that follows the shape of the support 2 is formed on the air-permeable membrane 3.

Abstract: A filter housing has first and second housing parts connected to each other to be openable and secured by a latching element. The latching element is connected to the first housing part by a moveable connection with a predetermined breaking point and is pivotable by the movable connection into the closed state. The latching element has two positioning elements and the housing parts have counter positioning elements. In the closed state, the counter positioning elements are axially arranged between the two positioning elements and the positioning elements form a stop for the counter positioning elements. The latching element has an element locking section locking at a housing locking section on the first or second housing part. The predetermined breaking point is subjected to mechanical stress such that the predetermined breaking point breaks upon locking or release of the latching element.

Abstract: A generally rectangular tractor cab air filter housing arrangement (20) has a main body portion with inlet zones (20a) at each end through which air enters the housing, a first outlet aperture (20c) in the housing over which a filter element (18) is supported, and a second aperture in the housing in which a door (21) is pivoted to provide access to the filter for maintenance. The inlet zones (20a) are formed as chambers which are structurally interconnected by side portions (20d) of the housing so that the housing can be formed as a single piece hollow plastics molding. The door (21) may also be a hollow single piece plastics molding. Both the housing and/or the door may be formed by blow molding or rotational molding.

Abstract: A method of assembling a filter replacement assembly for use with a gas turbine engine. The method includes coupling a first container to a filter wall that is included in an inlet air treatment system. The first container defines a first cavity that is sized to receive at least one filter. A second container is coupled to the first container. The second container defines a second cavity that is sized to receive the at least one filter therein.

Abstract: A filter device (10), especially an air filter for an internal combustion engine, includes a main filter element (22) arranged in a filter housing (12). The main filter element is flown through by a fluid to be filtered. The main filter element (22) is a multi-bellows filter having nested filter bellows (32, 34). Between the filter bellows (32, 34) a flow space (44) for the fluid is formed communicating with an end face of the main filter element (22), wherein each one of the filter bellows (32, 34) is embodied as a star-shaped filter with filter folds arranged in a star shape. On at least one end face of the main filter element (22) there is a seal (36) between one of the filter bellows (32, 34) and the filter housing (12).

Abstract: The disclosure concern air cleaners. Preferred air cleaners are shown which include a housing and a removable and replacement primary filter cartridge. Optional and advantageous features are shown. The preferred primary filter cartridge is conical in shape. A preferred optional safety or secondary filter cartridge is shown. Preferred methods of assembly and use are provided.

Abstract: A venturi adapter is provided and includes a first collar having an inward projection, a second collar having an outward projection and a shoulder defining an aperture extending between opposing axial faces thereof and having an axial projection, the first and second collars extending in opposing axial directions from the shoulder.

Abstract: A deoiler including a hub mounted on the vent shaft and a cover mounted on the hub between two stop faces which fix the cover avoiding the need to weld or bolt the cover.

Abstract: A filtration device for filtering air for use with a fuel vapor recovery system, the filtration device including a housing having a cover and a base. The cover defines an outlet and a plurality of inlets allowing air to enter the housing. The housing includes a plurality of internal walls defining a plurality of chambers. The plurality of internal walls define a plurality of inlets configured to direct air entering the device to flow along the inner circumference of a cylinder, thereby generating an air stream having a sufficient flow velocity such that centrifugal force forces contaminants to separate from the air.

Abstract: A marine engine exhaust system has an exhaust conduit conveying engine exhaust gas from upstream to downstream, a sensor sensing oxygen content of the exhaust gas in the conduit, and a shield located in the conduit. The shield is configured to shield the sensor from deleterious effects of liquid when liquid and exhaust gas is reverted in the exhaust conduit from downstream to upstream.

Abstract: A filter element arrangement is provided which includes a media pack comprising Z-filter media, a preform and an overmold sealing a portion of the interface between the preform and the media pack, and also forming an air cleaner seal for the filter element. The overmold preferably comprises molded, foamed, polyurethane. A variety of media pack shapes can be used.

Abstract: A device for filtering intake air of an internal combustion engine, including at least one filtering element including an inlet for air being treated, a first clean air outlet toward the engine, and a second air outlet toward the outside, and a ventilation mechanism driving the air from the second air outlet. The ventilation mechanism includes a fan wheel driven by a turbine set into motion by a gas flow taken from the engine.

Abstract: An exhaust gas-treating device (1) for an exhaust system of an internal combustion engine, especially of a motor vehicle, has a housing (2), which has a jacket (3) extending circumferentially on the side and two end-side end bottoms (4, 5). Maintenance is simplified with at least one mounting tube (6), which passes through one or the first end bottom (4) and into the outlet end (8) of which a particle filter (7) is plugged axially from the outside, with a deflecting housing (9). The deflecting housing (9) contains a deflecting chamber (10), and has at least one inlet (11) communicating with the deflecting chamber (10) and at least one outlet (12) communicating with the deflecting chamber (10). A fastening device (13) is provided for detachably fastening the respective inlet (11) at the respective outlet end (8) of the mounting tube (6).

Abstract: An air cleaner device whereby the number of component parts is reduced and the filter element can be maintained and inspected without a time-consuming procedure. The air cleaner device includes: a support part provided to a cleaner case and having a fitting ingress at a region on the opposite side thereof from the cover; and a pivot provided to the cover and having a convex part capable of fitting in the fitting ingress of the support part. A hinge part for connecting the cover to the cleaner case so that the cover can open and close is formed by the support part and the pivot by fitting of the convex part in the fitting ingress.

Abstract: Two air cleaners 20A, 20B are disposed on a horizontal plane in a state that air inlets 24, 24 are directed in an upward direction and an axial directions of the air cleaners 20A, 20B are aligned in parallel to each other. An air intake duct 21 for drawing in external air is disposed to overlap the air cleaners 20A, 20B in the upward direction. The air intake duct 21 is connected to the air inlets 24, 24 of the air cleaners 20A, 20B. A merging chamber S1 for supplying airs filtered through the air cleaners 20A, 20B to an engine is disposed along a direction orthogonal to the axial directions of the air cleaners 20A, 20B. The air cleaners 20A, 20B and a merging member 22 are attached to a common attachment member 26.

Abstract: A suction unit of a vehicle's air conditioning system has an air flow canal (16), which features a suction opening (18) for fresh air as well as a fan housing (28), which possesses an air inlet (29) and an air outlet (31). The air outlet ending (33) of a water separation chamber (42) is directly limited by an air filter (34), which is positioned upstream from the fan housing (28).

Abstract: An oil suppressing structure in an air drying device for removing oil which rises in an interior of the air drying device used in a vehicle compressed air brake system includes an outer case 21, a drying case 22 in an interior of the outer case 21, a base plate 23 fixed to a lower end portion 21a of the outer case 21, and an outer cover 24 fixed to a lower end portion 21a of the base plate 23. The drying case 22 has a large-diameter long cylindrical body portion 22A and a small-diameter long cylindrical body portion 22B. A particulate desiccating agent 25 is filled in an interior of the large-diameter cylindrical body portion 22A. An oil adsorbing material 27 is inserted in a space S3 between an inner wall of the outer case 21 and the small-diameter long cylindrical body portion 22B of the drying case 22.

Abstract: An engine crankcase breather for oil segregation, from blow-by gases, in an engine. The engine crankcase breather includes a housing with an inlet located in a downstream direction of the blow-by gases and an outlet. The breather also includes a baffle within the housing which poses a tortuous path for the blow-by gases, in order to segregate oil particles from the blow-by gases. The baffle includes a hook-shaped portion, in which the oil segregation takes place. The engine crankcase breather further includes a trough extending within the housing. The trough is aligned with the hook-shaped portion of the baffle, to collect the segregated oil from the blow-by gases.

Abstract: A brake dust collector for a motor vehicle for collecting brake dust of a vehicle wheel brake has a dust collecting device that has at least one filter element and at least one filter element receptacle. The at least one filter element is secured in the at least one filter element receptacle. The at least one filter element receptacle is a through opening in a wheel rim; an intermediate space defined between the wheel rim and non-rotating vehicle parts; or a combination thereof.

Abstract: Disclosed is an improved device for combustion and purification treatment of automobile smoky exhaust, which includes, in sequence between an inlet end and an outlet end of an exhaust pipe, a combustion system and an exhaust buffering and filtration system. Exhaust gas, when passing through the combustion system, is forced to divide and individually flow through a plurality of gas channels. A fuel atomization nozzle that cannot be blown off by exhaust flow injects and atomizes fuel. An igniter ignites the fuel. The exhaust gas passing through the gas channels induces a siphon effect to draw heat from the chamber after the combustion to mix with the exhaust gas so as to increase the temperature of the exhaust gas. An exhaust buffering unit reduces the flowing speed of the exhaust gas. The high temperature exhaust gas then cause carbon deposit to combust so as to eliminate the carbon deposit.

Abstract: Sparation system 250 for separating particles of a first fluid from a flow of a second fluid, wherein the first fluid has a higher density than the second fluid comprises holder means 252 and a separation chamber 254. A lid 256 is provided for separation chamber 254. A plurality of apparatuses 200 for coalescing particles of liquid dispersed in a gas flow are arranged to be disposed in the holder means 252 such that the outlets 210 of the apparatuses are arranged to direct coalesced particles of liquid in a gas flow to enter the separation chamber 254. The separation chamber 254 comprises a gas outlet 258 and a drain 260 arranged to enable particles of solid or liquid separated from gas in the separation chamber to exit the separation chamber 254.

Abstract: A filtration device 8 for filtering air used with a fuel vapor recovery system 100 may comprise a housing comprising an upper end 10 having at least one air inlet 18 and a lower end 12 having at least one air outlet 26, a first passageway 32 in fluid communication with the air inlet 18 and configured to increase the velocity of the air through the first passageway 32 compared to the air inlet 18, a collection cavity 34 in fluid communication the first passageway 32 and configured to reduce the velocity and abruptly change the direction of the air through the collection cavity 34 compared to the first passageway 32, a filter cavity 14 in fluid communication with the collection cavity 34 comprising a filtering media 16, and a clean air cavity 40 in fluid communication with the filter cavity 14 and the air outlet 26 of the housing.

Abstract: A versatile compact air precleaner, air cleaning method and disposable air filter cartridge for air precleaner for separating heavier-than-air particulate debris from debris laden air to provide a clean airflow, wherein a flow path for air passing through a separator chamber of the air precleaner is retroflexed en route to the outlet. A plurality of independently rotatably adjustable housing sections of a housing provide utility with multiple clean air outlet configurations, freedom of direction of ejection of particulate debris from the ejector ports, different inlet configurations, mounting of the precleaner from different sides, accommodation of different sizes of filters, and different clean airflow rate capabilities. A separator chamber end section including the ejector ports is connected to the filter as a removable, disposable air filter cartridge to obviate ejector port clogging with change of filters.

Abstract: A two stage filter device includes a cyclonic pre-separator (10) designed as a pre-filter that separates the particles from the gas flow and a main filter element (20) arranged downstream as a second stage operable to filter by guiding the particles through at least one filter medium (24). The main filter element (20) is received in a filter housing (30). The main filter element (20) includes at least one retaining element (22) for stabilizing the position of the main filter element (20) in the housing (30).

Abstract: An air directing device for motorcycles with an inner air directing plenum and an engine air cleaner bottom housing. The inner air directing plenum nests into the air cleaner bottom housing half. The walls of the air cleaner housing include an aperture that aligns with the forward opening of the inner air directing plenum. The air cleaner housing bottom base plate includes an aperture that aligns with the rear portion of the inner air directing plenum and also aligns with the location of the rear cylinder of a twin cylinder motorcycle engine. An optional outer air directing plenum attaches to the top housing half of an engine air cleaner. The space created between the top housing half and the inside surface of the outer plenum allows an air flow when the motorcycle is in motion that helps cool the rear cylinder of a twin cylinder motorcycle engine.

Abstract: An oil flow management system reduces the amount of oil directed from an aircraft engine to the environment outside of the aircraft, even when the aircraft is in inverted flight. This decreases the amount of oil that becomes attached to exterior surfaces of the aircraft fuselage. A gaseous mixture including air and oil is directed from the aircraft engine to a separator, which separate the mixture into a gaseous component and an oil component. The oil component is directed from the separator to a reservoir via a unidirectional valve. When in a first orientation, the unidirectional valve allows oil to flow from the separator to the reservoir. However, when in a second orientation, the unidirectional valve blocks oil from flowing from the reservoir to the separator.

Abstract: An air intake system (20) for a utility vehicle engine (16) is provided. The system comprises an air filter module (21) having a pre-filter (22) upstream of a main filter (24) wherein the pre-filter serves to extract dust from the air stream. The system further comprises a fan module (32) which is dedicated to deliver a scavenging vacuum which sucks said dust through a scavenger vent (28) in the pre-filter. The fan module (34) is secured to the air filter module (21). By providing a dedicated fan for extracting the dust from the system the reliance on the engine exhaust to provide the vacuum is removed. Furthermore, the securing of the fan module to the air filter module reduces the number of components on the vehicle assembly line.

Abstract: An air cleaner arrangement is shown. The air cleaner arrangement includes a serviceable filter cartridge comprising strips of media arranged in a stacked configuration. The strips of media each comprise a corrugated sheet secured to a facing sheet. A preferred filter cartridge positioned within the air cleaner arrangement, is depicted.

Abstract: An exhaust gas treatment device includes at least a first at least partially electrically conductive honeycomb body having a first front side and a first rear side, a second at least partially electrically conductive honeycomb body having a second front side and a second rear side, an intermediate space between the first honeycomb body and the second honeycomb body, a power supply for the formation of an electric potential between the first honeycomb body and the second honeycomb body, and a multiplicity of electrodes fastened to the first honeycomb body, extending beyond the first rear side over a first length into the intermediate space and positioned at a first distance from the second front side of the second honeycomb body. A method for treating motor vehicle exhaust gas containing particles and a motor vehicle are also provided.

Abstract: The present disclosure relates to an air box for an internal combustion engine, including a housing, having two suction openings as well as an outlet.

Abstract: An air intake housing and flow enhancing plate for a carburetor with a fluted and contoured air intake opening that flushly aligns with and matches the shape of the carburetor air intake opening. The low profile plate is made of metal for durability and heat resistance. The centrally located air intake opening of the plate has a clover leaf or undulating shape that conforms to the shape of the carburetor air intake opening. The plate is secured directly over the top of the carburetor, and extends radially outward to provide a larger area for securing its fiberglass housing. The housing holds a conventional ring shaped air filter located around the carburetor air intake opening. The plate provides smooth transitions between surfaces to decrease turbulence and improve air flow.

Abstract: The invention relates to a motor vehicle air filter system with pipe elements for feed and discharge of an air flow, particularly for an internal combustion engine. To remove water which is filtered out of the air flow, under the bottom of the housing of the air filter a tube element is attached. Since this assembly region is poorly accessible, there is the risk that the tube element will be kinked or pinched during installation and thus water cannot properly drain out. In order to enable smooth and reliable assembly of the tube element, the tube element according to the invention is attached to the pipe element by means of carrier elements. In the assembly of the pipe element the tube element is automatically located at the proper position in the installation space. Here it is protected against kinking by its connection to the pipe element.

Abstract: An agricultural work vehicle includes an enclosed engine compartment within the vehicle body, with the engine compartment having a top cover that extends generally between opposite sides of the vehicle body. A vertically oriented air inlet is defined in the vehicle body for intake of air into the engine compartment. An intake housing is configured over the air inlet and includes an inlet opening and an outlet opening in communication with the engine compartment air inlet. The inlet opening extends above the top cover and is oriented relative to a vertical plane such that an angled air flow path is defined between the inlet opening and the outlet opening wherein air is drawn from an area above the top cover of the engine compartment and is directed into the air inlet.

Abstract: An arrangement consisting of a cover and a filter element, wherein the filter element has a corrugated bellows with adjacent pleat ridges, wherein the corrugated bellows is hemmed by edge strips, wherein the filter element bears against one abutment side of the cover forming a seal and wherein the filter element is fixed with one side to the abutment side and in that context projects self-supporting from the abutment side of the cover, is in view of the objective to design an arrangement of the type mentioned at the outset and develop it further so that following cost-effective production, a reliable attachment of a filter element on the cover is assured, characterized in that gripping means are arranged on the abutment side which engage around an edge strip on both sides, which bears against the abutment side.

Abstract: There is provided an air cleaner that is capable of suppressing or reducing malfunctions and problems caused by mixed fuel that back flows from a carburetor, thereby prolonging filter life, reducing filter maintenance frequency, etc. The air cleaner comprises: a fuel accumulation part; and a back flow guide member that guides the mixed fuel that back flows into the air cleaner, wherein the plurality of return flow paths are provided in a radial fashion about the cleaner outlet.