The invention relates to a ring filter element assembly comprising two ring filter elements through which a flow can pass serially. An outer ring filter element surrounds an inner ring filter element at least in a sub-region of the axial extension thereof. The rotational position of the two ring filter elements relative to each other is fixed in that an engagement element arranged between the two ring filter elements engages at least into one of the ring filter elements in the radial direction. The engagement element can be held on a central tube which extends between filter medium bodies of the ring filter elements. In one embodiment, the central tube is secured to one of the ring filter elements, and the engagement element engages into the other ring filter element. In another embodiment, the engagement element engages into the two ring filter elements, and the central tube can then be released from the two ring filter elements and can be secured to a filter housing. One of the ring filter elements or both ring filter elements can have bellows. The engagement element preferably engages into a fold which is spread out.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
The present invention relates to a filter element (1) for filtering a fluid, in particular an air filter element for an air filter system, said filter element comprising a filter bellows (10) which is arranged around a longitudinal axis (L) and which at least partially encloses an interior (11). The filter bellows (10) has a first end face (101) and a second end face (102) opposite the first end face. The filter element also comprises, at the first end face (101), an end plate (12) which is open toward the interior (11), and, at the opposite second end face (102), a further end plate (13), wherein at least one peripheral sealing contour (14) is arranged on the end plate (12) that is open toward the interior (11), said sealing contour having a locally limited recess (141) with respect to a radial direction (R) and, in the region of the locally limited recess (141), projecting radially inward beyond an inner periphery of the filter bellows (10). The invention also relates to a filter device (200) comprising such a filter element (1).
The invention relates to a ring filter element comprising a filter medium body in the form of a bellows which has, radially inwards, at least one fold that is spread out and adjoins an open end disc. The open end disc has at least one recess, said recess and spread-out fold being arranged so as to overlap with each other. The filter medium body is sealed by a closed end disc at the axial end facing away from the open end disc. When the ring filter element is used in a filter device, an engagement element engages into a spread-out fold and/or into the recess. The engagement element can be formed on a filter housing or on another ring filter element of the filter device. Thus, the angular position of the ring filter element is fixed with respect to the filter housing or the other ring filter element.
The invention relates to a filter element (10) for a filter system (100) for a fluid, in particular air, in particular from an internal combustion engine, which filter element comprises at least one filter-medium body (14) having a filter medium (12) which is folded substantially in the shape of a star. The filter-medium body (14) comprises, in at least one first angular segment (36) about the longitudinal axis (80), first folds (24) having outer fold edges (28) which lie in an outer cylindrical lateral surface (32), and having radially opposite inner fold edges (30) which lie in an inner cylindrical lateral surface (33) located on the inside of the outer cylindrical lateral surface (32) in the radial direction. The filter-medium body also comprises, at the same axial height in at least one second angular segment (38), second folds (25) having outer fold edges (28) which lie in the outer cylindrical lateral surface (32), and having radially opposite inner fold edges (30) which lie in a conical lateral surface (34) located on the inside of the outer cylindrical lateral surface (32) in the radial direction. The invention also relates to a filter system (100) comprising at least one filter element (10).
The present invention relates to a filter element (1) comprising a filter bellows (10) which is arranged around a longitudinal axis (L) and which at least partially encloses an interior (11) and has a first end face (101) and a second end face (102) opposite the first end face. The filter element (1) also comprises, at the first end face, an end plate (12) which is open toward the interior (11) and on which at least one peripheral sealing contour (14) is arranged which extends in the direction of the longitudinal axis (L) from the end plate (12) that is open toward the interior (11). The outer periphery (103) and/or inner periphery (104) of the filter bellows (10) has at least one notch (105, 106). The peripheral sealing contour (14) has, in the region of the notch (105, 106) of the filter bellows (10), at least one locally limited protrusion or recess (141, 142) with respect to a radial direction (R), wherein the protrusion or recess (141, 142) of the sealing contour (14) is arranged peripherally such that its position corresponds to a peripheral position of the notch (105, 106) of the filter bellows (10).
The invention relates to a filter element (100) for filtering a more particularly gaseous fluid, more particularly air, more particularly for filtering air for a fuel cell system, having at least two filter medium bodies (10, 20) which can be flowed through serially in a flow direction (80) and which each have an inflow side (14, 34) and an outflow side (16, 36), wherein at least one of the at least two filter medium bodies (10, 20) has an adsorbing filter medium (30) with a granular adsorbing material. A safety filter (50) covers the outflow side (36) of the one of the at least two filter medium bodies (20) arranged on the outflow side, said safety filter preventing an outflow-side discharge of the granular adsorbing material.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
The invention relates to a filter element (10), in particular an air filter element, comprising a pleated filter media bellows (12) extending at least partially circumferentially about a longitudinal axis (14), wherein pleats (16) of the filter media bellows (12) extend essentially parallel to the longitudinal axis (14). The filter media bellows (12) comprises inner pleat folds (20) at an inner circumference (18) and outer pleat folds (24) at an outer circumference (22). At least one inner pleat fold (20) and at least one outer pleat fold (24) each comprise a pleat lock deformation (26, 28) with an extension along the longitudinal axis (14) that is smaller than a total longitudinal extension (30) of the filter media bellows (12).
A functional component of a fluid filter is provided with at least one component connection element of a mechanical connection device, wherein the at least one component connection element can be connected releasably to at least one corresponding housing connection element of the mechanical connection device by a rotation/push-in movement about a virtual axis. The at least one corresponding housing connection element is provided at a filter housing of the fluid filter. The at least one component connection element has at least one securing contour that interacts with at least one joining element to secure the mechanical connection device and prevent an accidental release of the mechanical connection device, wherein the at least one joining element is connected to the filter housing after the functional component has been mounted at the filter housing.
B01D 29/11 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
A filter element for fluid has first and second end disks spaced apart in longitudinal direction. A filter medium body with closed circumference is seal-tightly arranged between the end disks and encloses an interior in which a support element is arranged which has a projection with an axial safety device. The first end disk has a socket extending in longitudinal direction away from the filter medium body and provided with an axial safety device. The projection with axial safety device projects into the socket with axial safety device, and the axial safety devices are operatively connected to each other. The second end disk has an annular element projecting into the interior of the filter medium body and provided with a contour. The contour and a counter contour at the support element form an end stop of the second end disk when connecting filter medium body and second end disk.
A fluid treatment device has a treatment unit and a connection head. A detachable bayonet-type connection device connects the connection head and the treatment unit to each other about a connection axis of the treatment device by a housing connection part of the treatment unit and a head connection part of the connection head that operatively engage each other to form the connection of the detachable bayonet-type connection device. A pretension element is provided for realizing a mechanical pretension pressing the connection head and the treatment unit against each other. A splash guard part is provided that covers at least the detachable bayonet-type connection device.
A filter unit (30) for a coolant, the filter unit (30) includes a housing (45), a particle filter (32) arranged in the housing (45), an ion exchanger (33) arranged in the housing (45), an inlet (35), a first outlet (39), and a main stream duct (63) extending between the inlet (35) and the first outlet (39), the particle filter (32) being arranged in the main stream duct (63). The filter unit (30) further includes a side stream duct (54) branching off from the main stream duct (63), and being configured to guide part of the coolant from the main stream duct (63) to the ion exchanger (33), and a second outlet (43) downstream of the ion exchanger (33) and fluidically connected to the inlet (35).
The invention describes a filter element (16) for arrangement in a filter housing (26) of a filter device (10), a filter housing (26) and a filter device (10). The filter element (16) has at least one filter medium body (48) with an inflow side (64) and an outflow side (66) on opposite sides axial with respect to a longitudinal centre axis (22) and has a seal (54) encircling with respect to the longitudinal centre axis (22) and arranged on the filter medium body (48). The filter element (16) has at least two projection regions (44) which are part of at least one projection element (72) and which are arranged axially between the seal (54) and the outflow side (66) of the filter element (16) on a radially outer side of the filter element (16). The projection regions (44) are axially spaced apart. At least one of the projection regions (44), which is positioned closer to the encircling seal (54) than another projection region (44), is arranged at a greater radial distance from the longitudinal centre axis (22) than the other projection region (44). In an intended connection state of the filter element (16) in a fluid housing (26), the projection regions (44) can be moved towards at least one corresponding mating structure (42) of the filter housing (26) in order to form a stop, axial with respect to the longitudinal centre axis (22), of the filter element (16) in the filter housing (26).
A humidifier comprising a wound portion wrapped around a central axis and comprising enclosures, a first one the enclosures comprising a first pair of semipermeable membranes separated by a first spacer layer to form one among wet-gas channels, and a second one of the enclosures comprising a second pair of semipermeable membranes separated by a second spacer layer to form one among dry-gas channels. The dry-gas channels are configured to receive a dry gas through at least part of a first frontal area of the wound portion and in an axial direction along the dry-gas channels. The wet-gas channels are configured to receive a wet gas through at least part of a second frontal area of the wound portion and in the axial direction along the wet-gas channels, the second frontal area being opposite to the first frontal area.
The invention relates to a two-stage filter element having an inner and an outer filter medium body, which are able to be flowed through in series. The inner filter medium body is arranged in an interior space of the outer filter medium body. At least one of the filter medium bodies has a folded filter medium, preferably containing activated charcoal, the end side of which is covered by a side band. The side band is embedded continuously, at least in a radial subregion and in the circumferential direction, in an end plate which seals off the other filter medium body at its end side. The end plate may also seal off the folded filter medium body with the side band, wherein the side band may be embedded entirely in the end plate. The side band may have slots in the region embedded in the end plate.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
The invention relates to a round filter element (10) for filtering a fluid, in particular for filtering air, for a filter system (100), in particular for an air-filter system of a fuel-cell system, at least comprising a filter-medium body (12), which extends around a longitudinal axis (80) and is composed of a particulate filter medium which surrounds an interior space (14), also comprising two end bodies (20, 22), which delimit the filter-medium body (12) at mutually averted end faces (16, 18), wherein at least one end body (20, 22) is an open end plate (24) and has a through-opening (26), which communicates fluidically with the interior space (14), and further comprising a sorption element (40), which is provided in the through-opening (26) in the open end plate (24) and is securely connected indirectly or directly to the filter-medium body (12) or the end plate (24). In an operating state, the fluid can flow through the sorption element (40) in the direction of the longitudinal axis (80) in series in relation to the filter-medium body (12). The sorption element (40) is sealed off with respect to the through-opening (26). The invention also relates to a filter system (100).
A droplet removing apparatus includes a body part, a first separation part disposed in the body part and that primarily separates moisture in a fluid introduced thereinto along a first direction, and a second separation part located in the first direction of the first separation part, and that secondarily separates the moisture in the fluid, which has not been separated by the first separation part.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
17.
FILTER DEVICE FOR A FLUID, AND HOUSING PORTION AND FILTER ELEMENT FOR A FILTER DEVICE
The invention relates to a filter device (100) for a fluid, in particular for a liquid fluid, having a housing portion (50) which has at least one inlet (52) for the fluid to be filtered and at least one central outlet (54) for the filtered fluid and which is connected or connectable to a housing cover (56) designed to receive, in its interior, an exchangeable filter element (10), wherein the housing portion (50) has a blocking apparatus (70) which is operatively connected to an actuating apparatus (20) of the filter element (10) when the housing cover (56) is brought together as intended with the housing portion (50), wherein the blocking apparatus (70), in an unblocking position (72), allows the housing cover (56) to be mounted and, in a blocking position (74), stops the housing cover (56) from being mounted. The invention also relates to a housing portion (50) and to a filter element (10) for a filter device (100).
The invention relates to a switching valve (100) for switching at least two fluid channels (202, 204), at least comprising: a valve housing (110) in which a piston (120) for controlling a fluid flow between at least two valve openings (102, 104) is disposed for movement in an axial direction (112), said valve openings being fluidically connected to the fluid channels (202, 204); a first restoring spring (114) by means of which a restoring force is applied to the piston (120) in the axial direction (112) during normal operation; and a switching unit (10) designed to bring the piston (120) from at least one first switching position into at least one second switching position (2) and hold it, against the restoring force, and to return it from the at least one second switching position (2) into the at least one first switching position. The piston (120) is held in the at least one first switching position (1) and the at least one second switching position (2) without energy being supplied. The invention also relates to a switching unit (10) for a switching valve (100).
F16K 3/24 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with sealing faces shaped as surfaces of solids of revolution with cylindrical valve members
F16K 31/524 - Mechanical actuating means with crank, eccentric, or cam with a cam
F16K 47/00 - Means in valves for absorbing fluid energy
F16K 31/06 - Operating meansReleasing devices electricOperating meansReleasing devices magnetic using a magnet
A filter system and a filter element of the filter system having a recess arranged on an outside of the filter element and at least one coding element arranged on a circumference of an end cap of the filter element. At least one coding pin is arranged on an inside of a bottom housing part for cooperating with the recess when the filter element is inserted in the housing. The bottom housing part includes a circular shield having a slot extending in the axial direction, wherein the slot is configured to receive the coding element of the filter element when the filter element is inserted in the housing.
Disclosed is a coalescing separator (200; 202) comprising a coalescing separator insert (100; 102) for purifying a gas stream which, in the operating position of the coalescing separator insert (100; 102), flows through the coalescing separator insert (100; 102) from the outside inwards or from the inside outwards, the coalescing separator insert (100; 102) comprising: - at least one first coalescing separator part (10) comprising a coalescing separator medium which is located around an air-permeable cylindrical first support tube (12) designed to support the first coalescing separator part (10); and - at least one additional coalescing separator part (20) comprising an additional coalescing separator medium(20) which (20) is positioned concentrically to the first coalescing separator part (10), e.g. is wound about an additional support tube (22) designed to support the additional coalescing separator part (20), wherein - the additional coalescing separator part (20) is at least partially wound in multiple layers and, in at least some areas, has at least two coalescing separator medium layers (24, 25) which overlap in the direction of flow of the gas stream, and - in order to attach the winding of the additional coalescent separator part (20), the overlapping coalescing separator medium layers (24, 25) are connected to one another in at least some areas.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
21.
COALESCING SEPARATOR INSERT, COALESCING SEPARATOR, AND PROCESS FOR MANUFACTURING A COALESCING SEPARATOR INSERT
Disclosed is a coalescing separator insert (100; 102) for purifying a gas stream which, in the operating position of the coalescing separator insert (100; 102), flows through the coalescing separator insert (100; 102) from the outside inwards, the coalescing separator insert (100; 102) comprising: - a first coalescing separator part (10) comprising a first coalescing separator medium which is located around an air-permeable cylindrical first support tube (12) designed to support the first coalescing separator part (10); and - an additional coalescing separator part (20) comprising an additional coalescing separator medium which is located downstream of the first coalescing separator part (10) in the direction of flow of the gas stream and which -- is positioned concentrically to the first coalescing separator part (10), and -- is spaced radially from the first coalescing separator part (10) by a drainage space (30). Also disclosed is a coalescing separator comprising said coalescing separator insert (100; 102), wherein the additional coalescing separator part (20) has at least two coalescing separator medium layers (24, 25) which are each positioned concentrically to the first coalescing separator medium (10), e.g. concentrically around an additional cylindrical support tube (22) designed to support the additional coalescing separator part (20).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
22.
CABIN AIR CONTROL SYSTEM WITH SINGLE ADSORPTION UNIT
A cabin air control system for a vehicle includes an upper housing, a lower housing, a single adsorption unit being configured to adsorb moisture and/or carbon dioxide and/or harmful gas, and a heater being configured to heat air before being delivered to the adsorption unit, and the heated air being used to regenerate the adsorption unit. The adsorption unit extends along an adsorption unit longitudinal axis, and has a hollow encircling-shaped cross-section in a plane perpendicular to the adsorption unit longitudinal axis, with an opening at a top side thereof, and the heater abuts against the adsorption unit and at least partially covers the opening.
A cabin air control system (1) for a vehicle comprises an upper housing (1), a lower housing (2), a single adsorption unit (3) being configured to adsorb moisture and/or carbon dioxide and/or harmful gas, and a heater (4) being configured to heat air before being delivered to the adsorption unit (3), and the heated air being used to regenerate the adsorption unit (3). The adsorption unit (3) extends along an adsorption unit longitudinal axis (301), and has a hollow encircling-shaped cross-section in a plane perpendicular to the adsorption unit longitudinal axis (301), with an opening (302) at a top side thereof, and the heater (4) abuts against the adsorption unit (3) and at least partially covers the opening (302).
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A fluid filter element has a hollow-cylindrical filter bellows arranged at a central tube with longitudinal axis and can be flowed through by fluid from a radially outward raw fluid side to a radially inward clean fluid side. First and second end disks close off the filter bellows at first and second end faces. The first end disk has an opening with a valve device arranged inside the central tube and openable from the raw fluid side by hydraulic pressure. The valve device has a valve body and a valve cage with a screen arranged thereat. The valve body is movable in the valve cage along the longitudinal axis and forced by a spring against a valve seat of the valve cage. The screen separates the valve device interior from the clean fluid side. The valve cage is arranged at a support body connected to the central tube.
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 29/92 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor having feed or discharge devices for discharging filtrate
A cabin air filter system for a vehicle includes at least one particle filter element and an adsorption filter element that is spatially separated from the particle filter element and having at least one adsorbent honeycomb. The system further having at least one heating element adapted for heating the adsorption filter element for regeneration and a regeneration flap, wherein the regeneration flap is adapted to switch a regeneration outlet to the environment. The system is operable in a regeneration mode in that the heating element is activated so that the adsorption filter element is heatable to a temperature above a predefined regeneration temperature and the regeneration outlet is opened by the regeneration flap so that a regeneration air flow processed by the adsorption filter element is releasable to the environment. A method for cleaning air to be supplied to a cabin of a vehicle with the cabin air filter system.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 50/20 - Combinations of devices covered by groups and
B01D 51/02 - Amassing the particles, e.g. by flocculation
A cabin air filter system for a vehicle, includes at least one particle filter element and a cyclone separator positioned upstream of the at least one particle filter element. The system includes a particle agglomeration device positioned upstream of the cyclone separator. A method for cleaning air to be supplied to a cabin of a vehicle, with the cabin air filter system.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 50/20 - Combinations of devices covered by groups and
B01D 51/02 - Amassing the particles, e.g. by flocculation
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A humidifier stack for a humidifier device includes frame plates following each other in a stacking direction in a plate stack including a dry gas channel and a moist gas channel, and a membrane separating the dry gas channel and the moist gas channel, the membrane enabling a moisture transfer from a fluid flow being guided in the moist gas channel to a fluid flow being guided in the dry gas channel. The humidifier stack further includes an at least partially circumferentially extending seal fixedly connected to the membrane, the at least partially circumferentially extending seal including flow channel seal sections disposed along circumferential edges of a moisture transfer surface of the membrane at a first surface of the membrane.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
28.
CABIN AIR CONTROL SYSTEM WITH SINGLE ADSORPTION UNIT
A cabin air control system (1) for a vehicle comprises an air conditioning device (4) having a positive pressure region (25) in communication with a cabin (3), and a negative pressure region (24) in selective communication with the cabin (3) and/or outside environment via a circulation control device (21), and an adsorption device (5) comprising a single adsorption assembly (6) and a switching device (7) configured to switch the adsorption device (5) between a standby mode, an adsorption mode and a regeneration mode.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A pressure compensation device for a battery housing includes a base body fluid-tightly connectable to an edge of a pressure compensation opening of the battery housing, and including a gas passage opening, a closure cap configured to, when a predetermined pressure difference between an interior space of the battery housing and an environment of the battery housing is exceeded, deflect in an axial direction from an initial position in a normal operating state of the pressure compensation device to transfer the pressure compensation device into an emergency degassing state, and a ramp fastening device configured to connect the closure cap and the base body, and including a ramp body disposed on the base body and extending in the axial direction, the ramp body including ramps on sides of the ramp body and facing away from one another in a radial direction.
A cabin air control system for a vehicle comprises an air conditioning device having a positive pressure region in communication with a cabin, and a negative pressure region in selective communication with the cabin and/or outside environment via a circulation control device, and an adsorption device comprising a single adsorption assembly and a switching device configured to switch the adsorption device between a standby mode, an adsorption mode and a regeneration mode.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
Goods & Services
Fuel cells; fuel cell systems; Parts for fuel cells; Components of fuel cell systems; Membranes being parts of fuel cells; Humidifiers (parts for fuel cells); Membrane humidifier for fuel cell. Stackable membrane plates for a humidifier of a fuel cell system.
32.
ACOUSTIC COMPONENT AND AIR ROUTING LINE HAVING AN ACOUSTIC COMPONENT
An acoustic component is provided with a flow channel for a fluid. The flow channel has an inlet pipe and an outlet pipe. A flow channel section is arranged between the inlet pipe and the outlet pipe, wherein the flow channel section has a silencer volume connected in the flow channel section via openings to the flow channel. A flow deflection device is arranged at least in the flow channel section with the silencer volume, wherein the flow deflection device deflects a flow of the fluid in the flow channel section with the silencer volume away from the openings. The openings in the flow channel section are arranged in a sheltered zone of the flow deflection device.
The invention relates to an interior room air filter module (1) comprising a particle filter element (2), an adsorption filter element (3), and a frame (4) which surrounds the particle filter element (2) and the adsorption filter element (3). The frame (4) has a radially protruding sealing flange (5), and the particle filter element (2) has a folded pack which is made of multiple layers of a filter medium (15) folded in a zig-zag shape, wherein at least one layer (2B) has an aerosol-separating filter medium. The particle filter element (2) has a first layer (2A) on the inflow side and a second layer (2B) on the outflow-side, set layers being folded so as to lie against each other in order to form the folded pack. The adsorption filter element (3) has at least one molded body (3A – 3E) in the form of a honeycomb body which adsorbs at least hydrocarbons. The sealing flange (5) is arranged so as to run laterally about the adsorption filter element (3) on an outer circumferential wall (14) thereof.
The invention relates to a filter element (10) for a filter system (100) for filtering a fluid, in particular oil or fuel, in particular of an internal combustion engine, in particular of a unit comprising an electric motor, axle and transmission, with at least one filter medium (12) which surrounds an element interior space (14) and is connected to an end plate (18) on at least one axial end side (16) with regard to a longitudinal axis (80). The end plate (18) has an element drain opening (20) which is connected fluidically to the element interior space (14) and has at least one first sealing element (32) which runs around the element drain opening (20) and points radially inwards, and which element drain opening, in the case of a correct installation into a filter housing (110) of the filter system (100), is closable and/or is closed by way of a drain closure element (150) which is arranged on a housing part (112) of the filter housing (110). The end plate (18) has a receiving portion (22) which is designed to guide the drain closure element (150) which surrounds the element drain opening (20) peripherally. The invention furthermore relates to a drain closure element (150) and to a filter system (100).
A casting shell for producing a filter element with a filter body and a seal or end disk has a receiving shell with a groove and a support surface. The groove receives casting material. The support surface supports the filter body during casting. A cover is provided with at least two cover parts arranged so as to be movable separately from each other relative to the receiving shell. The cover parts open the groove in a first position and in a second position, with the filter body inserted as intended in the casting shell, cover the groove. A bottom side of the cover parts faces in the second position a cavity formed by the groove. The bottom side molds a seal or function surface of the seal or end disk. A casting device is provided with such a casting shell. A method using such a casting shell is provided.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B29C 39/02 - Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressureApparatus therefor for making articles of definite length, i.e. discrete articles
A sorption filter element includes a heater, a frame enclosing an intermediate space and including a separating wall running through the intermediate space, the separating wall being configured to receive the heater, and sorption filter bodies including at least one sorbent, a first one of the sorption filter bodies being disposed on an external side of the frame and adjacent to a first side of the separating wall and being configured to remove carbon dioxide and/or water from input raw air to turn the input raw air into clean air, and the first one of the sorption filter bodies further including a sorption filter body grid through which the clean air flows into the intermediate space. The heater is configured to heat the clean air within the intermediate space to turn the clean air into regeneration air, and includes a heater grid through which the regeneration air flows.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
The invention relates to a discharge closure element (150) for a filter system (100) for filtering a fluid, in particular oil or fuel, in particular of an internal combustion engine, comprising an element body (152) which can be connected to a filter housing (110) of the filter system (100) by means of a rotational and/or plug-in movement with respect to a longitudinal axis (80). The element body (152) has a discharge opening (176) which is closed and/or can be closed by means of a bypass valve (180). The invention additionally relates to a filter element (10) and to a filter system (100) for filtering a fluid, in particular oil or fuel, in particular of an internal combustion engine.
A rotary vessel for a filter assembly is rotatably mountable in a housing of the filter assembly and has a body having an open end, a cover receivable on the body to close the open end, and a releasable locking device that is manually operable to selectively lock and unlock the cover relative to the body.
B01D 33/11 - Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for outward flow filtration
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
B01D 35/157 - Flow control valvesDamping or calibrated passages
A disc brake assembly including a brake disc, a brake caliper assembly with a brake caliper, and a brake dust particle filter with a filter housing and a filter medium arranged in sections in the filter housing, wherein the filter medium extends beyond the filter housing in the circumferential direction of the brake disc and abuts against the brake caliper assembly. A brake dust particle filter for such a disc brake assembly is included, including a filter housing and a filter medium arranged in sections in the filter housing, which extends beyond the filter housing in the circumferential direction.
F16D 55/225 - Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes with axially-movable discs or pads pressed against axially-located rotating members by clamping an axially-located rotating disc between movable braking members, e.g. movable brake discs or brake pads with a common actuating member for the braking members the braking members being brake pads
The invention concerns a water separator (100) for separating water from a fluid flow, in particular from a gas flow of a fuel cell system, comprising at least a first separation stage (10) with a first flow-conducting region (18), which is connected to a fluid conduit (17). In the fluid conduit (17), a coarse water separator (20) is arranged. A separation region (22) is connected to a water outlet (24). The water separator (100) comprises at least a second separation stage (30) with a second flow-conducting region (38), wherein the second separation stage (30) is arranged downstream of the first separation stage (10). In this context, the second flow-conducting region (38) comprises at least one separation element (50, 60) which is exposed to the oncoming fluid flow.
B01D 50/20 - Combinations of devices covered by groups and
B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
The invention refers to a filter cooler system comprising a cooler assembly, a filter assembly and an air duct. These components are jointly mounted to at least one mounting tab. The filter assembly is held clamped between the at least one mounting tab and the air duct. The cooler assembly may engage around the at least one mounting tab. A snap fit between the filter assembly and the cooler assembly may be provided.
The invention relates to a filter system (100) with a housing (110) which has a fluid inlet (112) and a fluid outlet (114), wherein at least one primary filter element (10) and one secondary filter element (40) are arranged in the housing (110) between the fluid inlet (112) and the fluid outlet (114), wherein the primary filter element (10) and the secondary filter element (40) can be flowed through at least temporarily one after another by a fluid to be filtered, in particular a gaseous fluid, in particular air. At the fluid outlet (114), the housing (110) has at least one coupling element (120) for coupling to a coupling means (70) which is arranged on the secondary filter element (40). The filter medium body (60) of the secondary filter element (40) has an adsorbent, in particular activated carbon. The coupling means (70) is designed to be coupled to the primary filter element (10) such that it cannot rotate. The invention also relates to a use of a secondary filter element (40) in a filter system (100).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
The invention relates to a flat-filter filter element for filtering a fluid, in particular for filtering air, for a filter system, in particular for an air filter system of a fuel cell system, having an arrangement of at least two flat-filter medium bodies being arranged adjacent to each other in an axial direction, so that the fluid can flow through them one after the other in the axial direction. The flat-filter filter element comprises an overmolded plastic frame that is directly molded to an outer circumference of one of the filter medium bodies, and the other one of the filter medium bodies is sealingly connected to the overmolded plastic frame by means of a circumferential cast element.
The invention relates to a flat-filter filter element for filtering, e.g., air, for a filter system, e.g., of a fuel cell system, having an arrangement of at least two flat-filter medium bodies being arranged adjacent to each other in an axial direction so that the fluid can flow through them one after the other in the axial direction. The filter medium bodies each comprise a lateral band at their outer circumference. The lateral band of one of the filter medium bodies protrudes in axial direction over the other one of the filter medium bodies and at least partly overlaps the lateral band of the other of the filter medium bodies in an overlapping region, the lateral bands in the overlapping region being at least partially embedded in a circumferential cast element arranged at a downstream side of the arrangement of filter medium bodies.
The invention relates to a filter insert with at least one filter medium body. Downstream, the filter insert is supported by a grid section of a support element. The grid section has planar flow openings and is preferably formed with ribs which cross one another. The support element has at least one latching means which is designed integrally with the grid section and by means of which the filter insert can be latched to a housing cover of a filter device. A sealing element is held on the support element and, in the latched state, seals the filter insert with respect to the housing cover. When a filter housing is opened, the filter insert remains held by virtue of the latching to the housing cover. Dirt which has accumulated on the unfiltered raw side (between the filter insert and the housing cover) thus does not enter a housing lower part which has a clean-side outlet.
The invention relates to a flat-filter filter element (10) for filtering fluid, in particular for filtering air, for a filter system (100), in particular for an air-filter system of a fuel cell system, comprising an array of at least two planar filter-material bodies (12, 32) which are mutually adjacent in an axial direction (80) and through which the fluid can flow successively in the axial direction (80). At least portions of at least the outermost downstream filter-material body (32, 12) and of at least the outermost upstream filter-material body (12, 32) are arranged, viewed in the axial direction (80), radially inside a peripheral frame element (50). The outermost downstream filter-material body (32) is connected to the frame element (50) via a downstream peripheral molded element (40), and the outermost upstream filter-material body (12) is connected to the frame element via an upstream peripheral molded element (20). The invention also relates to a filter system (100) and to a use of a flat-filter filter element (10).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
47.
FILTER SYSTEM WITH AT LEAST TWO FILTER ELEMENTS, FILTER ELEMENT AND USE
The invention relates to a filter system (100) with a filter housing (110) with a fluid inlet (102) and a fluid outlet (104), and with at least two exchangeable filter elements (10, 30) for filtering a fluid, in particular for filtering air, which are arranged between the fluid inlet (102) and the fluid outlet (104). The filter elements (10, 30) each have a filter body (12, 32) with a filter medium (14, 34) which, when used as intended, is arranged in a flow direction (50) via which the fluid can flow. The filter elements (10, 30) also have circumferential seals (20, 40), with sealing surfaces (22, 42), on the respective outer edges (18, 38) of oppositely arranged end sides (16, 36), which engage with one another when the filter elements (10, 30) are assembled as intended in the filter housing (110). The invention also relates to a filter element (10, 30).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
48.
FILTER SYSTEM WITH AT LEAST TWO FILTER ELEMENTS, FILTER ELEMENT AND USE
The invention relates to a filter system (100) with at least two exchangeable filter elements (10, 30). The filter elements (10, 30) each have a filter body (12, 32) with a filter medium (14, 34) which, when used as intended, is arranged in a flow direction (50) via which the fluid can flow. At least one of the filter elements (30, 10) has a side band (48) that projects in the axial direction (60) over an end face (16, 36) of said filter element (30), wherein another of the filter elements (10, 30) has a circumferential seal (20) with a groove (24) on an end face (16), wherein the end face (16) is arranged adjacent to the one of the filter elements (30, 10). When the filter elements (10, 30) are assembled as intended, the axially projecting side band (48) of one of the filter elements (30, 10) engages in the groove (24) of the seal (20) of the other of the filter elements (10, 30). The invention also relates to a filter element (10, 30).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
The invention relates to a filter system (100) comprising a filter housing (110) having a fluid inlet (102) and a fluid outlet (104), and comprising at least two replaceable filter elements (10, 30) for filtering a fluid, in particular for filtering air, which filter elements are located between the fluid inlet (102) and the fluid outlet (104). The filter elements (10, 30) each have a filter body (12, 32) having a filter material (14, 34) through which, when used as intended, the fluid can flow in a flow direction (50). The filter elements (10, 30) have, on mutually opposing end faces (16, 36), seals (20, 40) extending around outer edges (18, 38), wherein, when the filter elements (10, 30) are installed in the filter housing (110) as intended, a peripheral abutment element (52) is located between the seals (20, 40) and has, on mutually opposing sides, sealing faces (55, 59) for the sealing abutment of the seals (20, 40). The invention also relates to a filter element (10, 30).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
50.
FLAT-FILTER FILTER ELEMENT HAVING AT LEAST TWO FILTER MEDIUM BODIES, FILTER SYSTEM AND USE OF A FLAT-FILTER FILTER ELEMENT
The invention relates to a flat-filter filter element (10) for filtering a fluid, in particular for filtering air, for a filter system (100), in particular for an air filter system of a fuel cell system, having an arrangement of at least two flat filter medium bodies (12, 32) arranged adjacent to one another in an axial direction (80), which are arranged so that the fluid can flow through them one after the other in the axial direction (80). The filter medium bodies (12, 32) are enclosed on their respective outer circumference (26, 46) by a common circumferential side strip (70). The common side strip (70) extends from the downstream filter medium body (32) in the axial direction (80) with a projection section (72) to the upstream filter medium body (12). The common side strip (70) on the outermost upstream filter medium body (12) is at least partially embedded in a circumferential cast element (20). The invention further relates to a filter system (100) and to a use of a flat-filter filter element (10).
B01D 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
51.
ASSEMBLY SET FOR VENTING UNIT FOR VENTING ELECTRONICS HOUSING
An assembly set for a venting unit for venting an electronics housing includes a housing including a base body with an inner opening, the base body configured to connect to a pressure compensation and/or degassing opening of the electronics housing, and an inlet configured to be inserted in the inner opening and to cover the inner opening in a water-tight manner. The inlet includes an inlet body with an inlet opening, a semipermeable membrane covering the inlet opening and enabling passage of gaseous media from an environment into the electronics housing and from the electronics housing to the environment, but preventing passage of liquid media and solids, and a spike element arranged at the inlet body on an outer side of the semipermeable membrane, the spike element being configured to rupture the semipermeable membrane in case of an excessive overpressure inside the electronics housing.
A filtration assembly includes a modular frame and an array of particulate separation elements for removing particulates from air. The frame defines a plurality of sockets and including a particulate tray. Each particulate separation element of the array of particulate separation elements is disposed within a respective socket of the plurality of sockets and defines an inlet of the filtration assembly. The modular frame is operable to be selectively modified to change the number of particulate separation elements received within the frame.
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B04C 3/06 - Construction of inlets or outlets to the vortex chamber
B04C 11/00 - Accessories, e.g. safety or control devices, not otherwise provided for
53.
AMBIENT AIR PURIFIER COMPRISING AT LEAST ONE FILTER ELEMENT
An ambient air purifier includes a housing including at least a housing cover and a mounting base, wherein the housing has at least one flow inlet for ambient air to be purified and at least one flow outlet for cleaned air, a fan arranged within the housing, and at least one filter element. The at least one filter element includes at least one filter medium body, and at least a first lateral frame element is provided on at least an upper front end of the at least one filter medium body of the at least one filter element, having a larger cross section than the upper front end and protruding beyond the upper front end of the filter medium body with a protruding segment.
A filter element for filtering a fluid has a filter bellows arranged about the longitudinal axis of the filter element and enclosing an interior of the filter element. A first end disk open toward the interior is arranged at a first end of the filter element. A second closed end disk is arranged at a second end of the filter element. The second end is oppositely positioned to the first end in a direction of the longitudinal axis. The filter bellows has folds with radially outer fold edges positioned on an outer circumferential surface of the filter bellows. The filter bellows is provided with a notch at least at one of the first and second ends. The notch has an axial length in the direction of the longitudinal axis. The axial length is shorter than a length extension of the filter bellows in the direction of the longitudinal axis.
A fuel supply system (100) for a vehicle and a fuel control method are provided. The fuel supply system comprising: a fuel injection unit (1) configured to inject fuel into an internal combustion engine; a main fuel storage unit (4) configured to store unfiltered fuel; an auxiliary fuel storage unit (3) having a smaller volume than the main fuel storage unit (4) and configured to store filtered fuel; a first fuel pump (7); and a second fuel pump (12); the first fuel pump (7) is connected to the fuel injection unit (1) at a positive pressure side thereof, and at a negative pressure side thereof, is connected to the auxiliary fuel storage unit (3) via a first fuel path (A) without the second fuel pump (12) and a third fuel path (C) with the second fuel pump (12), and is connected to the auxiliary fuel storage unit (3) via a second fuel path (B); the fuel supply system (100) is configured to be controlled to be selectively operated in a first operation mode, a second operation mode, and a third operation mode, in the first operation mode, the first fuel pump (7) is powered on, and the second fuel pump (12) is powered off; in the second operation mode, the first fuel pump (7) is powered on, and the second fuel pump (12) is powered on to be rotated in a forward direction; in the third operation mode, the first fuel pump (7) is powered on, and the second fuel pump (12) is powered on to be rotated in a reverse direction.
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatusArrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 37/18 - Feeding by means of driven pumps characterised by provision of main and auxiliary pumps
F02M 37/22 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
F02M 37/24 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by water separating means
A venting unit for venting an electronics housing includes a base body configured to be connected to a pressure compensation opening of the electronics housing, the base body having an opening, a fluid-permeable cover disposed on the base body, a valve closure plate covering the opening of the base body and being covered by the cover, and a spring member interposed between the valve closure plate and the cover and engaging the valve closure plate and the cover. The cover is configured to be fixed in an actual mounting position among at least two mounting positions providing different heights of the cover above the valve closure plate, so that the actual mounting position of the cover sets a pre-compression of the spring member, the pre-compression corresponding to an opening pressure of the valve closure plate.
A method for operating a cabin air filtration system of a vehicle includes A) providing system information, B) providing a required vehicle filtration efficiency, and C) determining, from the system information for the vehicle, speed and a current magnitude of an air flow, a recirculation ratio of fresh air and recirculated air, such that a global filtration efficiency corresponds to the required vehicle filtration efficiency provided in step B).
A filter element for a filter system for filtering a fluid has a filter body with a zigzag-folded filter medium. A frame element and a seal connected to the frame element circumferentially surround a clean-side end face of the filter body. A lattice structure is arranged at the clean-side end face of the filter body. The frame element has a circumferentially extending annular structure connected by a connection structure to the lattice structure. The connection structure is embedded in the seal and has radially extending passages for interlocking seal and frame element. A sleeve surrounds, at least in sections, a wall surface of the filter body in axial direction and in the circumferential direction. The frame element is connected to the sleeve. A filter system is provided with such an exchangeable filter element.
A method for operating a cabin air filtration system of a vehicle includes retrieving, from a storage of a filter element, data comprising information characterizing the filter element, providing system information for the filter element identified by the retrieved data, retrieving current air property data referring to an air property inside and/or outside a cabin, and determining a current air quality information about a current air quality inside the cabin, from the system information for a current magnitude of an air flow, a current recirculation ratio of fresh air and recirculated air and the current air property data.
The invention relates to a filter element with a filter medium body which has a depression on one side through which a flow can pass, so that a recess is formed. A handle element is arranged in the depression or recess and extends over a central region of the depression or recess. In particular, the handle element can reach entirely through the depression or recess. The filter element has a peripheral seal on a side opposite the depression or recess. When the filter element is used, the seal is in sealing contact with a first housing part of a filter housing. The filter element can be supported on a second housing part of the filter housing via the handle element.
A filter element is disclosed having an annular filter medium surrounding an open interior, and an end plate secured on an axial end face of the filter medium, the end plate having radially extending crossflow channels formed in the interior of the end plate with flow controlled by a bypass valve. A filter housing is also disclosed cooperating with the filter element to provide a fluid drainage arrangement.
A coalescing filter insert for installation in a pressure vessel of a liquid separator has a coalescing separator element separating liquid/aerosol from a gas flow. An annular disk-shaped flange at an end face of the separator element can be exchangeably arranged between a cover and a cylindrical body of the pressure vessel. The flange has a support surface at a radially outer rim thereof to be supported on an upper support region of the pressure vessel body. A seal element is arranged at the support surface of the flange such that, in a position of use, it seals the interior of the pressure vessel against ambient pressure. A seal element extension of the seal element extends radially outwardly away from the flange support surface and, arranged between cover and body of the pressure vessel, projects through the pressure vessel in the position of use.
A filter element is disclosed having an annular filter medium surrounding an open interior, and an end plate secured on an axial end face of the filter medium, the end plate having radially extending crossflow channels formed in the interior of the end plate with flow controlled by a bypass valve. A filter housing is also disclosed cooperating with the filter element to provide a fluid drainage arrangement.
A cabin air control system comprises an upper housing including a first end and an opposite second end, and a lower housing including a first end, an opposite second end, an air inlet passage with an inlet opening at the first end of the lower housing, and a regeneration air chamber communicating with the air inlet passage via a regeneration air port. The system further includes a single adsorption unit configured to adsorb moisture and/or carbon dioxide, a heater disposed in the regeneration air chamber, the heater being configured to heat air before being delivered to the adsorption unit, and the heated air being used to regenerate the adsorption unit, and a flap control assembly configured to switch between an adsorption mode and a regeneration mode.
A filter element for a filter system includes a filter medium, one or more end disks, and two or more filter element-associated fastening elements arranged at the one or more end disks, wherein the two or more filter element-associated fastening elements are arranged concentrically around a fastening element center axis of the filter element extending in a longitudinal direction, and the fastening element center axis of the filter element is radially offset in relation to at least one further center axis.
A cabin air control system (100) comprises an upper housing (2) including a first end (101) and an opposite second end (102), and a lower housing (1) including a first end (131), an opposite second end (132), an air inlet passage (12) with an inlet opening (110) at the first end (131) of the lower housing (1), and a regeneration air chamber (15) communicating with the air inlet passage (12) via a regeneration air port (111). The system (100) further includes a single adsorption unit (3) configured to adsorb moisture and/or carbon dioxide, a heater (4) disposed in the regeneration air chamber (15), the heater (4) being configured to heat air before being delivered to the adsorption unit (3), and the heated air being used to regenerate the adsorption unit (3), and a flap control assembly (5) configured to switch between an adsorption mode and a regeneration mode.
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A brake dust particle filter for a disc brake assembly has a ring segment-shaped housing configured to at least partially accommodate a brake disc. The housing has first and second housing side walls which are axially spaced apart from each other. The housing has a housing circumferential wall section extending radially outwardly in a circumferential direction and arranged between the first and second housing side walls. One or more guide ribs project inwardly with an axial component into the housing interior away from the first housing side wall. The guide ribs are arranged adjacent to a respective opening in the housing side wall. The guide ribs are covered at least partially by a filter medium. The respective opening connects the housing interior in fluid communication to an exterior space not enclosed by the housing so that an air flow is enabled between the housing interior and the exterior space.
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/16 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces arranged on non-filtering conveyors
68.
FILTER DEVICE FOR A GASEOUS MEDIUM, FILTER ELEMENT, USE OF A FILTER ELEMENT, AND METHOD FOR ASSEMBLING A FILTER DEVICE
The invention relates to a filter device for a gaseous medium, comprising a filter housing with an inlet opening and an outlet opening. A filter element (16) is arranged in the filter housing. The filter housing comprises a first housing part, in which the filter element (16) is arranged, and a second housing part, on which the one inlet opening is formed and which has a cyclone separator. The second housing part releasably closes a service opening in the first housing part. The first housing part has a radially projecting collar which at least partially extends around an imaginary axis (22) and which provides an axial bearing surface on which is supported a peripheral supporting portion (120) of the filter element (16), said supporting portion projecting radially over the filter medium body (90) with respect to the axis (22). On the axial bearing surface of the collar there is arranged at least one elevation which engages in a corresponding aperture (250E, 250F) in the supporting portion (120) of the filter element (16), resulting in an unambiguous installation position of the filter element (16) in the first housing part.
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/62 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
B01D 50/20 - Combinations of devices covered by groups and
69.
FILTER DEVICE FOR GASEOUS MEDIA, FILTER ELEMENT, USE OF A FILTER ELEMENT, AND METHOD FOR ASSEMBLING A FILTER DEVICE
The invention relates to a filter device (10) for gaseous media. The filter device (10) comprises a filter housing (26) with at least one inlet opening (168) for a gaseous medium that is to be purified and with at least one outlet opening (40) for the purified gaseous medium. A filter element (16) is arranged in the filter housing (26). The filter housing (26) comprises a first housing part (12), which has a filter element receiving space (36) in which the filter element (16) is arranged. The filter housing (26) comprises a second housing part (18), on which the at least one inlet opening (168) is arranged and which has parts (162) of at least one cyclone separator (166). The second housing part (18) closes a service opening in the first housing part (12), and the first and the second housing part (12, 18) are releasably connected to each other. On a side facing the second housing part (18), the filter element (16) has a seal (96) which runs around an axis (22) and which has a peripheral sealing portion with a radially sealing action. A radially outer circumferential side of the sealing portion bears sealingly against a radially inner interior lateral surface of the first housing part (12). A rib (164), which runs around at least partially and projects from the second housing part (18) in the axial direction, exerts a pressing force on the seal (96) in order to press the sealing portion onto the interior lateral surface of the first housing part (12).
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/62 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
B01D 50/20 - Combinations of devices covered by groups and
70.
FILTER ELEMENT FOR GASEOUS MEDIA, FILTER DEVICE, USE OF A FILTER ELEMENT, AND METHOD FOR ASSEMBLING A FILTER DEVICE
ABCABCABCC) which are distributed over the circumferential extension with respect to the axis (22) and which are mutually spaced in the axial direction with respect to the axis (22), and the circumferential seal (96) has a circumferential seal web (146) which projects in the axial direction with respect to the axis (22) and which is designed to at least partly seal radially against a corresponding seal surface of the filter housing.
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/62 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
B01D 50/20 - Combinations of devices covered by groups and
71.
FILTER ELEMENT AND FILTER SYSTEM HAVING RADIAL FLOW BYPASS CHANNELS IN THE END PLATE
A filter element is disclosed having an annular filter medium surrounding an open interior, and an end plate secured on an axial end face of the filter medium, the end plate having radially extending crossflow channels formed in the interior of the end plate with flow controlled by a bypass valve. A filter housing is also disclosed cooperating with the filter element to provide a fluid drainage arrangement.
A filter media analysis system which utilizes particulate buildup to close notches or breaks provided along a passive circuit, wherein closure of the notches results in an activation of the circuit and transmission at a particular frequency which activation and transmission can be correlated to a life cycle point of the filter media.
A brake dust suction device comprises an inlet connected to a suction line that is connected to an opening of a disc brake, a suction fan assembly comprising a fan, a housing and an outlet in the housing, and configured to suction air comprising brake dust, from the disc brake through the opening, the suction line, and the inlet, a filter configured to filter the brake dust from the suctioned air, to output filtered air, and an air redirection element configured to redirect the air blown out at the outlet of the suction fan assembly to the fan of the suction fan assembly, to cool the fan.
A battery drying device includes a membrane disposed external to a battery housing of a battery, and configured to prevent liquid water from passing through the membrane and to allow gaseous water to pass through the membrane, a moisture adsorber disposed external to the battery housing and downstream from the membrane, and configured to absorb moisture in the gaseous water, and an adjustable connection valve disposed adjacent to the battery housing and downstream from the moisture adsorber, and configured to, in a regular operation mode, be open and allow air from which the moisture is absorbed by the moisture adsorber into the battery housing, and in a regeneration mode, be closed. The battery drying device further includes an adjustable regeneration valve interposed between the membrane and the moisture adsorber.
A flow plate for a humidifier includes a frame, and a flow field body, the frame surrounding the flow field body being connected or integral with the frame. The flow field body has a corrugated surface at least on one side, the flow field body including support elements protruding from a base plane of the flow field body and being arranged in lines and rows, the lines of the support elements extending in a first direction and the rows of the support elements extending in a second direction different from the first direction. The support elements in successive lines and rows are arranged offset from each other. The support elements in the same row are bent in one direction, and the support elements in an adjacent row are bent in another direction opposing the one direction.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
A venting unit for venting a machinery space includes a support element including a front side and a rear side that are related to an axial direction, and one or more mounting elements and a sealing element for being mounted with the rear side in a substantially fluid tight manner to an opening of the machinery space, the support element further including a fluid permeable passageway for venting, and the sealing element being arranged surrounding the fluid permeable passageway, The venting unit further includes a semi-permeable membrane covering the fluid permeable passageway and being arranged at the support element in a fluid tight manner, and a filter element being arranged at the support element, within the fluid permeable passageway, and between the semi-permeable membrane and the machinery space. The filter element includes an open-celled foam-like medium.
B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
A filter element for filtering a fluid has a filter medium body with a zigzag-folded filter medium. The filter medium body has a raw-side inlet surface and a clean-side outlet surface and outer edges including an angled outer edge positioned at an angle larger than 40° relative to an advancing direction of the folds of the filter medium. First adhesive traces are arranged in an unwound state of the filter medium on at least one end face of the filter medium at outer edges of the filter medium such that neighboring folds of the filter medium are bonded near end face edges of the at least one filter medium body. A second adhesive trace extends, at least in sections, adjacent to one of the first adhesive traces in a region of the angled outer edge of the filter medium body. A method for producing the filter element is provided.
A round filter element for filtering gaseous fluid has a particle filter medium body and a separate noxious gas filter medium body arranged concentrically to the particle filter medium body. Particle filter medium body and noxious gas filter medium body surround an inwardly positioned flow chamber. A first common end plate flow-tightly covers a respective first end face of particle filter medium body and noxious gas filter medium body. A second common end plate flow-tightly covers a respective second end face of particle filter medium body and noxious gas filter medium body. A gas-permeable support element is arranged at a wall of the particle filter medium body or of the noxious gas filter medium body. The gas-permeable support element projects into material of at least one of the first and second common end plates and is fixedly connected thereto. A filter device is provided with such a filter element.
A round filter element for filtering gaseous fluid has a particle filter medium body and a separate noxious gas filter medium body arranged concentrically in relation to the particle filter medium body. The particle filter medium body and the noxious gas filter medium body surround an inwardly positioned flow chamber. A first common end plate flow-tightly covers a respective first end face of the particle filter medium body and of the noxious gas filter medium body. A second common end plate flow-tightly covers a respective second end face of the particle filter medium body and of the noxious gas filter medium body. The particle filter medium body is a filter bellows and the noxious gas filter medium body is a filter bellows. A filter device having a filter housing is provided with such a filter element.
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
The invention relates to a filter element (10) for filtering a fluid, in particular air, said filter element comprising: at least one filter medium body (12) having a medium (13) through which flow can pass and which is arranged transversely to a flow direction (134) of the fluid; an unfiltered-side inlet surface (50); and a filtered-side outlet surface (52), wherein at least one region (80, 81) between the inlet surface (50) and the outlet surface (52) is filled with an adsorbent (82), in particular with particulate or powdered activated carbon (84), and is arranged in intermediate spaces (21) of the medium (13) through which flow can pass. The region (80, 81) is sealed at a peripheral edge (86) of the inlet surface (50) and/or the outlet surface (52) with a fluid-permeable sealing medium (90), in particular a spunbond nonwoven. The invention also relates to a filter system (100) comprising such a filter element (10) and to a method for producing a filter element (10).
The present invention relates to a filtration system (100) with no filter no run mechanism. The filtration system (100) comprises a filter head assembly (102), a filter housing assembly (106), and a filter element assembly (104). The filter element assembly (104) comprising an axial pin member (112.1) is movably disposed within said filter housing assembly (106) to interact with said filter head assembly (102). The filter head assembly (102) comprises a filter head enclosure (103) comprising: an inlet opening (103.2) having tapered profile (103.1), a blocking element (105) blocking said inlet opening (103.2) and a locking cap (107). When said filter element assembly (104) is moved to a second position, said axial pin member (112.1) pushes said blocking element (105) to clear said inlet opening (103.2) and upon removal of said filter element assembly (104), the blocking element (105) drops along the tapered profile (103.1) of said inlet opening (103.2). Two more embodiments have been disclosed.
A stack plate device for a humidifier for a fuel cell system includes first stack plates and second stack plates being stacked one on top of each other alternately in a stacking direction, top sides of the first stack plates facing bottom sides of the second stack plates, top sides of the second stack plates facing bottom sides of the first stack plates, and each of the first stack plates and the second stack plates comprising a peripheral frame that encloses a through-opening and has an inflow region and an outflow region. First flow channels and second flow channels are formed in the first stack plates and the second stack plates and formed transversely to one another, the first flow channels and second flow channels being separated by moisture-permeable layers.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
A round filter element for gaseous fluid has a particle filter medium body formed as a hollow body for particle filtration and a separate harmful gas filter medium body formed as a hollow body for harmful gas filtration arranged concentrically to the particle filter medium body; together they surround an inner flow chamber. Particle filter medium body and harmful gas filter medium body each have opposed end faces with end disks. A flow-tight separate connection element is connected to an end disk of the particle filter medium body and engages a neighboring end disk of the harmful gas filter medium body or is connected to an end disk of the harmful gas filter medium body and engages a neighboring end disk of the particle filter medium body to produce a flow-tight connection with the neighboring end disk, respectively. A filter device is provided with such a round filter element.
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 53/04 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
84.
DEGASSING UNIT FOR ELECTRONICS HOUSING AND ELECTRONICS HOUSING COMPRISING DEGASSING UNIT
A degassing unit for an electronics housing includes a base body fluid-tightly connectable to an edge of a pressure compensation opening of the electronics housing, the base body comprising a gas passage opening, a membrane covering the gas passage opening and being fluid-tightly connected to the base body in a region surrounding the gas passage opening, an emergency degassing mandrel comprising a tip pointing towards the membrane, a contact element being resiliently displaceable and disposed between the tip of the emergency degassing mandrel and the membrane in a non-operating state, a covering hood disposed on an exterior side of the base body, and a spring element for a resilient bearing of the contact element, the spring element being interposed between the covering hood and the contact element.
H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/30 - Arrangements for facilitating escape of gases
85.
CLOSURE ELEMENT FOR DRAINAGE OPENING OF FILTER SYSTEM, FILTER HOUSING PART OF FILTER SYSTEM, FILTER ELEMENT, AND FILTER SYSTEM
A closure element for at least one drainage opening of a filter system includes a connection segment, and a closure segment adjoining the connection segment in a longitudinal direction and comprising one or more seal regions. The connection segment and the closure segment each comprise one or more center axes extending in the longitudinal direction, and at least one of the center axes of the closure segment is arranged offset in relation to at least one of the center axes of the connection segment.
B01D 29/96 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups Filtering elements therefor in which the filtering elements are moved between filtering operationsParticular measures for removing or replacing the filtering elementsTransport systems for filters
A filter element has a holder arrangement with a filter bellows and a partition element arranged at different regions of the holder arrangement. The partition element extends between first and second chambers of a resonator structure when installed in a filter system and has a passage acoustically coupling the two chambers. Such a filter element is exchangeably arranged in the filter housing of the filter system which has a main inlet, a main outlet, and an auxiliary connection outlet. The filter bellows is arranged in flow direction between the main inlet and the two outlets. The partition element is arranged between the two chambers of the resonator structure for noise damping of the auxiliary connection outlet. Its passage acoustically couples the two chambers. The partition element projects into an auxiliary connection resonator region of the filter housing and has end regions contacting walls delimiting the auxiliary connection resonator region.
A filter system has a filter housing enclosing an interior space. An exchangeable filter element and a resonator structure are arranged in the interior space. The resonator structure has resonator housing elements forming a closed resonator housing enclosing a cavity in an intended state. A partition divides the cavity into a first and a second chamber. The partition has a passage through which the first and second chambers are acoustically coupled. The filter housing has a housing part providing one of the resonator housing elements. The filter element is provided with another one of the resonator housing elements. The filter element has a filter bellows and a cutout penetrating the filter bellows from an inflow side to an outflow side of the filter bellows. The cutout is a resonator housing receptacle. At least one of the resonator housing elements is arranged in the cutout.
The invention relates to a filter element (10) for filtering a fluid, in particular an air filter element. The filter element (10) comprises two filter medium bodies (12, 32), each in the form of a hollow cylinder, and through each of which a fluid can flow one after another in the radial direction. An outer diameter (18) of one of the filter medium bodies (12, 32) is smaller than an inner diameter (38) of another of the filter medium bodies (12, 32), wherein at least regions of one of the filter medium bodies (12, 32) are arranged along the axial direction (80) radially within the other filter medium body (12, 32) and projects out of same relative to the axial direction (80). A casing (53') covering at least part of the circumference is arranged an outer casing surface of a section of the one filter medium body (12, 32) projecting out of the other filter medium body (12, 32), which is designed to at least periodically close the outer casing surface in a fluid-impermeable manner. One of the filter medium bodies (12, 32) is in the form of a particulate filter and another of the filter medium bodies (12, 32) is in the form of an adsorption filter. The invention also relates to a filter system (100).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/64 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
A round filter element has an annular circumferentially extending pleated filter medium body to be flowed through by a fluid to be purified radially relative to a longitudinal axis of the filter medium body. A first end disk is arranged at a first end face of the filter medium body. A second end disk is arranged at a second end face of the filter medium body. The second end face is axially opposite the first end face. An outer or an inner contour of the first end disk is identically or at least substantially identically embodied to an outer or an inner contour of the filter medium body. An outer or an inner contour of the second end disk is identically or at least substantially identically embodied to the outer or the inner contour of the filter medium body. One of the first and second end disks is open.
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
The application is directed towards a filter element which has an oval cross-section and a circumferential sealing device for sealing the filter element off from a filter holder for the filter element, wherein the sealing device has a plurality of curvature sections to ensure good sealing. The application is also directed towards a filter assembly utilizing such a filter element.
A particle discharge device for a filter assembly has a housing with a valve seat, wherein the valve seat surrounds at least partially a symmetry axis of the housing. One or more particle discharge flaps embodied as one piece together with the housing are provided. The one or more particle discharge flaps are moveable from a closed state into an open state for discharging particles from the filter assembly. The one or more particle discharge flaps are resting against the valve seat in the closed state. A filter assembly is provided with a filter housing having a particle discharge socket in which the particle discharge device is arranged.
A filter device has a filter element with filter medium body and surrounding frame with opposed lateral faces. A filter housing has opposed wall sections with two engagement counter elements for form fit engagement of an engagement element, respectively. The engagement counter elements are grooves in the wall sections with an insertion section and a blocking section connected to the insertion section and angled thereto. The insertion section permits insertion of the engagement element along a flow direction through the filter element. When mounted, the engagement element is arranged at one of the lateral frame faces, extends away from the filter medium body, and is held in the blocking section. Hold sections are connected to the engagement elements and, when mounted, at least partially engage the filter element. A vehicle with such a filter device and a method for mounting the filter element with engagement elements are provided.
A filter element for filtering fluid has a filter bellows with a zigzag folded filter medium arranged in a reinforcement frame. A seal is arranged at least partially continuously at least in section at a circumferential side of the filter medium at a raw side inlet surface or clean side outlet surface of the filter bellows. Elongate adhesive sections are arranged along an unwinding of folds of the filter medium in adhesive tracks at an inflow side or outflow side, or both, of the folds. The adhesive tracks at the inflow side and outflow side are arranged offset in transverse direction of the filter medium. At least the adhesive tracks at the outflow side are designed to relieve tension for a length change compensation of the adhesive tracks at the outflow side in relation to filter medium and/or seal. A filter system with such a filter element is provided.
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
B01D 45/16 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 50/20 - Combinations of devices covered by groups and
94.
VENTING AND SEPARATING DEVICE FOR HOUSING AND HOUSING FOR RECEIVING BATTERY CELLS
A venting and separating device for a housing includes a first separation screen comprising first screen openings, and a second separation screen comprising second screen openings. The second separation screen is surrounded circumferentially by the first separation screen, the first separation screen and the second separation screen overlap each other in an axial direction, for intended mounting at the housing, the second separation screen completely engages across a housing opening for venting, and a wall of the first separation screen and/or a wall of the second separation screen is corrugated multiple times.
A sorption filter cartridge for a sorption filter element includes a fluid permeable housing. The housing encloses a plurality of housing rooms that are separated from each other. Each housing room receives at least two layers of non-woven fiber material and a granulate portion comprising at least one sorbent. The granulate portion is sandwiched between the at least two layers.
A filter device has a filter element with filter medium body and surrounding frame with opposed lateral faces. A filter housing has opposed wall sections with two engagement counter elements for receiving with form fit an engagement element, respectively. The engagement counter elements are grooves in the wall sections with an insertion section and a blocking section connected to the insertion section and angled thereto. The insertion section permits insertion of the engagement element along a flow direction through the filter element. In the mounted state, the engagement element is arranged at one of the lateral faces of the frame, extends away from the filter medium body, and is held in the blocking section. One or several of the engagement elements are separate parts fastenable detachably to the filter element. A vehicle with such a filter device and a method for mounting the filter element with engagement elements are provided.
A filter device has a filter element with filter medium body and surrounding frame with opposed lateral faces. A filter housing has opposed wall sections with two engagement counter elements for form fit engagement of an engagement element, respectively. The engagement counter elements are grooves in the wall sections with an insertion section and a blocking section connected to the insertion section and angled thereto. The insertion section permits insertion of the engagement element along a flow direction through the filter element. When mounted, the engagement element is arranged at one of the lateral frame faces, extends away from the filter medium body, and is held in the blocking section. Two of the engagement elements are connected by a connection piece. A vehicle with such a filter device, a set of filter element and engagement elements, and a method for mounting the filter element with engagement elements are provided.
A filter element for filtering fluid has a filter bellows with zigzag folded filter medium and provided with a raw side inlet surface and a clean side outlet surface. The filter bellows is arranged in a reinforcement frame. A seal is arranged circumferentially at least partially continuously at least in sections at an outer circumferential side of the filter medium at the raw side inlet surface or clean side outlet surface. Elongate adhesive sections are arranged along an unwinding of the folds of the filter medium in first adhesive tracks at an inflow side or outflow side, or both, of the folds. A cover element is arranged at the clean side outlet surface of the filter bellows and has a plurality of openings for a fluid flow therethrough. The cover element is fixedly connected to the seal. A filter system has such a filter element arranged in a housing.
A filter element for filtering air has a filter body with a folded filter medium provided with fold edges. A first side strip made of a fibrous material is provided, wherein the first side strip has a seal section, wherein the seal section seals the filter body at a first end face extending transversely to the fold edges of the filter medium, and wherein the first side strip has also a first tab projecting away from the seal section and extending in a direction of the fold edges. A circumferential seal engages around the first tab. An air filter is provided with such a filter element. A filter device provided with a flow channel permitting an air flow therethrough has such a filter element disposed therein, wherein the filter element extends perpendicularly to a direction of the air flow through the flow channel.
The invention relates to a filter element (10), in particular secondary element, for filtering a fluid, the filter element having at least one filter medium body (12) that has an encircling seal (14) on an outer periphery (13) of the filter medium body (12) for the purposes of providing axial sealing in an axial direction (60) when the filter element is installed as intended in a filter housing (110) of a filter system (100). The seal (14) has a part of a connecting device (20) which provides an interlocking securing action in the axial direction (60) and which is designed correspondingly to another part of the connecting device (20) on the filter housing (110). The invention furthermore relates to a filter system (100) having an exchangeable filter element (10) of said type.
B01D 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
B01D 46/62 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
