A separation device for separating liquid from gas has a separation element with housing, housing cover with housing cover thread, and filter element arranged therein. A first gas passage arranged centrally relative to a mounting axis of the separation element at a connector device has the housing cover thread assigned thereto. A second gas passage is arranged radially outside the first gas passage. A connection element connecting the separation element to the connector device has a conduit and a connection element thread to which the housing cover thread is screwed. A circumferential element adjoining the connection element thread extends axially into the separation element. Connection element thread and circumferential element surround the conduit. A fluid channel extends axially between conduit and circumferential element. A contour element of the separation element and a counter contour element of the connection element interact confusion-proof when screwing the separation element onto the connection element.
Filter element (8), in particular for an interior filter device (6), for example for a motor vehicle (1), wherein the filter element (8) can be fastened in a filter housing (7), wherein two engagement elements (23a, 23b) on a side face (22) of a frame (10, 50) of the filter element (8) are disengaged from associated engagement mating elements (24a, 24b) of the filter housing (7) in a released state of the two engagement elements and are in engagement with the engagement mating elements in a locked state of the two engagement elements, wherein the two engagement elements (23a, 23b) are at a first distance (D1) from each other in the released state and at a second distance (D2), which is different from the first distance, from each other in the locked state, wherein one (23b) of the two engagement elements (23a, 23b) on the side face (22) is connected with the aid of an elastic element (28b) to a rigid element (27a) which connects the two engagement elements (23a, 23b), wherein the elastic element (28b), in the event of a transfer between the released state and the locked state, generates a restoring force (RK1) which acts on the one (23b) of the two engagement elements (23a, 23b).
A broadband resonator for a fuel cell compressor is disclosed. The resonator having a resonator insert having a tubular pipe surrounded by a plurality of disc-shaped walls separating the resonator insert receiving chamber into one or more individual resonator chambers. The tubular pipe is positioned eccentrically within a resonator insert receiving chamber. An entrained water removal system is formed in the resonator, preventing entrained water from accumulating in the resonator chambers which would result in an undesirable detuning of the designed amplitude frequency spectrum response.
The present invention relates to a filter element (10), in particular an air filter element, having two filter bellows (1, 2), which allow a medium to flow through them in series. The filter bellows (1, 2) adjoin one another in an interface region (S) between an outflow surface (12) of a first filter bellows (1) and in inflow surface (21) of a second filter bellows (2). An all-around seal (3) is located in the interface region (S), which seal integrally connects the two filter bellows (1, 2) to one another. One of the filter bellows (1, 2) has a smaller extent in at least one direction transverse to the flow direction (D) than the other filter bellows (1, 2), wherein the filter bellows (1, 2) are arranged relative to one another in the at least one direction transverse to the flow direction (D) such that there is a free space (F) on the inflow surface (11, 21) or outflow surface (12, 22) of the larger filter bellows (1, 2) along at least one edge of the larger filter bellows (1, 2) in the interface region (S). The all-around seal (3) is integrally connected directly to the larger filter bellows (1, 2) in the region of the free space (F). A filter device (100) having a filter element (10) according to the invention is also disclosed.
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
An air cleaner filter assembly (10, 10a) is disclosed which includes a filter housing (12) having an inlet port (13) through which external air is entered and an outlet port (15) through which filtered air is discharged. A primary filter element (22, 22a) is positioned inside the filter housing (12) and has a center support pipe (24, 24a) arranged in an interior and an end of the primary filter element (22, 22a) and radially supporting the primary filter element (22, 22a). The center support pipe (24, 24a) comprises a crown projection feature (26) or a circumferential projection feature (26a) and a vertical projection feature (27a) on the support pipe (24, 24a). A secondary filter element (32, 32a) is lesser in height than the primary filter element (22, 22a) and has a center pipe (34, 34a) with a groove (36, 36a) at one end and an end cap (38) at another end. The crown projection feature (26) is adapted to interlock with the groove (36) of the secondary filter element (32), and end cap (38) is attached radially and axially to the housing (12), to provide a leak-tight seal and permit side serviceability of the filter elements (22, 32).
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
6.
FILTER, FILTER ELEMENT WHICH IS UNLOCKABLE BY MEANS OF A HANDLE, HANDLE FOR REMOVING A FILTER ELEMENT, AND METHOD FOR UNINSTALLING A FILTER
The invention relates to a filter (10) having a filter housing (12), to a filter element (14) which is unlockable by means of a handle, to a handle (16) for removing a filter element from the filter housing, and to a method for uninstalling a filter. The filter housing (12) may have at least one latching member (26c) for holding the filter element (14) axially in the filter housing (12). The latching member (26c) is preferably releasable at least indirectly by means of an actuation surface of a latching finger (20d) on the handle (16). The latching finger (20d) preferably latches the handle (16) on the filter element (14), and the latching finger (20d) in particular engages behind an upper end disk of the filter element (14). The handle (16) particularly preferably has multiple latching fingers (20d) which, when the handle (16) is pushed axially onto the filter element (14), engage behind said filter element in the region of the upper end disk. The latching fingers (20d) can be pushed with their actuation surfaces pairwise onto displacement surfaces in order to release latching members (26c), which are provided between the displacement surfaces, from the filter element (14).
A filter element, in particular an air filter element, has a filter media body surrounding a hollow interior and has a first end and an opposite second end. A first end cap is positioned on the first end of the filter media body, and a second end cap is positioned on the second end of the filter media body. The second end cap is a closed end cap. The second end cap has a plurality of spaced-apart inner adapter projections arranged thereon and projecting in direction of a central axis away from the first end cap. At least some of the inner adapter projections are positioned in a circular arrangement so as to surround a center of the second end cap. Such a filter element is arranged in a housing of a filter system provided with a receiver arrangement for the filter element.
B01D 46/24 - Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
8.
Separation Device for Separating Impurities from Fluid to be Cleaned, Load Determination Apparatus for a Separation Device, and Method for Determining an Impurity Load State
A separation device for separating impurities from a fluid to be cleaned has a separation body with a collecting region for impurities. A load determination apparatus determines an impurity load state of the collecting region for impurities. The load determination apparatus has a transmitter emitting electromagnetic waves, a receiver receiving the electromagnetic waves emitted by the transmitter, and an evaluation device. Transmitter and receiver are arranged opposite each other on opposite sides of the collecting region for impurities. The separation body at least in sections is at least partially transmissive for electromagnetic waves emitted by the transmitter. Transmitter and receiver are connected to the evaluation device. The evaluation device determines the impurity load state of the collecting region for impurities based on the electromagnetic waves received by the receiver. Such a load determination apparatus as described as well as a method for determining an impurity load state are provided.
A broadband resonator for a fuel cell compressor is disclosed. The resonator having a resonator insert having a tubular pipe surrounded by a plurality of disc-shaped walls separating the resonator insert receiving chamber into one or more individual resonator chambers. The tubular pipe is positioned eccentrically within a resonator insert receiving chamber. An entrained water removal system is formed in the resonator, preventing entrained water from accumulating in the resonator chambers which would result in an undesirable detuning of the designed amplitude frequency spectrum response.
F01N 1/02 - Silencing apparatus characterised by method of silencing by using resonance
H01M 8/04111 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants using a compressor turbine assembly
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
The invention refers to a gas filter system (10) comprising - an outer filter element (20) having a first filter medium (22) arranged between a first end cap (24) and a second end cap (26); and - an inner filter element (30) having a second filter medium (32) arranged between a third end cap (34) and a fourth end cap (36); the first filter medium (22) being arrangeable to surround the second filter medium (32), wherein the first, third and fourth end caps (24, 34, 36) are open, wherein the outer filter element (20) is closed at the second end cap (26), wherein the outer filter element (20) has an axial protrusion (52) at the second end cap (26), which protrusion (52) protrudes into the inner filter element (30) and which exhibits a radially outward facing sealing surface (54), and wherein the forth end cap (36) of the inner filter element (30) has a second sealing section (56) for sealing abutment against the sealing surface (54) of the protrusion (52).
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 refers to a gas filter system (10) comprising - an outer filter element (20) having a first filter medium (22) arranged between a first end cap (24) and a second end cap (26); and - an inner filter element (30) having a second filter medium (32) arranged between a third end cap (34) and a fourth end cap (36); the first, second and third end caps (24, 26, 34) being open; the inner filter element (30) being closed at the fourth end cap (36); the first filter medium (22) being arrangeable to surround the second filter medium (32), such that the first end cap (24) of the outer filter element (20) surrounds the third end cap (34) of the inner filter element (30), the first and third end caps (24, 34) being sealed against each other, and such that the second end cap (26) of the outer filter element (20) surrounds the fourth end cap (34) of the inner filter element (30), the second and fourth end caps (26, 36) being sealed against each other.
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 refers to a Gas filter system (10) comprising - a housing (12) with a sealing projection (52) and a housing groove (50); - an outer filter element (20) having a first filter medium (22) and a first end cap (24); and - an inner filter element (30) having a second filter medium (32) and a third end cap (34); wherein the first end cap (24) has a first axial end cap projection (42) and the third end cap (34) has a second axial end cap projection (44), both end cap projections (42, 44) being arranged in the housing groove (50); said first and second end cap projections (42, 44) forming a common groove (46) into which the sealing projection (52) protrudes for sealing abutment against the first and third end cap (24, 34) at the common groove (46). The invention also relates to the use of an outer filter element (20) and/or an inner filter element (30) in such a gas filter system (10).
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
H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
A folded filter medium for a filter element is provided with a cellulose substrate impregnated with a phenolic resin and furthermore provided with an ePTFE layer arranged on the cellulose substrate. A filter element with such a filter medium is provided. A filter assembly with a filter element having such a filter medium is also provided. A method for producing such a filter medium includes the steps of impregnating the cellulose substrate with the phenolic resin; applying the ePTFE layer onto the cellulose substrate impregnated with the phenolic resin; folding the cellulose substrate with the ePTFE layer applied thereon; and curing the phenolic resin.
The invention refers to a gas filter system (10) comprising - an outer filter element (20) having a first filter medium (22) arranged between a first end cap (24) and a second end cap (26); and - an inner filter element (30) having a second filter medium (32) arranged between a third end cap (34) and a fourth end cap (36); wherein the first, third and fourth end caps (24, 34, 36) are open; wherein the outer filter element (20) is closed at the second end cap (26); the first filter medium (22) being arrangeable to surround the second filter medium (32), such that the outer filter element (20) is sealed against the inner filter element (30) between the second end cap (26) and the fourth end cap (36).
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 refers to a gas filter system (10) comprising - an outer filter element (20) having a first filter medium (22) arranged between a first end cap (24) and a second end cap (26); and - an inner filter element (30) having a second filter medium (32) arranged between a third end cap (34) and a fourth end cap (36); the first filter medium (22) being arrangeable to surround the inner filter medium (32); wherein the first, second, third and fourth end caps (24, 26, 34, 36) are open.
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 gas filter system (10) having: - an outer filter element (12) with a first filter medium (20) arranged between a first end plate (16) and a second end plate (18); and - an inner filter element (14) with a second filter medium (26) arranged between a third end plate (22) and a fourth end plate (24), wherein the first end plate (16) and the third end plate (22) have an open design, and the first end plate (16) surrounds the third end plate (22); the first end plate (16) has a first seal protrusion (38) which protrudes in the axial direction; the third end plate (22) has a second seal protrusion (40) which protrudes in the axial direction; and the first seal protrusion (38) and the second seal protrusion (40) engage into each other in order to seal off the third end plate (22) and the first end plate (16) from each other. The invention additionally relates to the use of an outer filter element (12) and/or an inner filter element (14) in such a gas system (10).
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 refers to a Gas filter system (10; 10'; 10'') comprising - a housing (12); - a first filter element (20) having a first filter medium (22); - a second filter element (30) having a second filter medium; the first and second filter elements (20, 30) being arranged inside the housing (12); the first and second filter media (22, 32) surrounding a common longitudinal axis (28); wherein a flexible sealing lip (38) protrudes, preferably in the axial direction, from the first filter medium (22); wherein the housing (12) has a first sealing surface (44) for sealing abutment against the sealing lip (38); wherein a rigid sealing rib protrudes from the second filter element (30), the sealing rib (46) having a second sealing surface (50) for sealing abutment against the sealing lip (38); and wherein the sealing lip (38) is compressed between the first sealing surface (44) and the second sealing surface (50).
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
A sorption filter device includes a sorption filter element including at least two sorption bodies with at least one sorbent, the at least two sorption bodies being arranged in a V-shape and enclosing an intermediate space that is open at a head side thereof, an outer sealing element running around an outer circumference of the head side, and an inner sealing surface arranged at the head side and running around a circumference delimiting the intermediate space at the head side. The sorption filter device further includes a housing including a first housing part configured to receive the sorption filter element, and a second housing part detachably connectable to the first housing part and configured to close the housing in a closed state thereof, the sorption filter element being received in the first housing part in such a way that the head side faces the second housing part.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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 sorption filter element for a sorption filter device includes at least two sorption bodies with at least one sorbent, the at least two sorption bodies being arranged in a V-shape and enclosing an intermediate space that is open at a head side thereof, and an outer sealing element running around an outer circumference of the head side. The sorption filter element further includes an inner sealing surface arranged at the head side and running around a circumference delimiting the intermediate space at the head side, the inner sealing surface being axially set back relative to the outer sealing element and being arranged within the intermediate space.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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
20.
Sealing Element, Annular Filter Element, Oil Separator, and Method for Controlling Prevailing Pressure in Crankcase Ventilation System
An annular filter element and sealing element for an oil separator of a crankcase ventilation system, the filter element has a covering surface extending parallel to a direction of flow, together with at least one cover element covering surface in at least some regions. An oil separator is taught having the filter element with at least one pressure control valve controlling crankcase pressure and has a valve closing body that operates in conjunction with a valve seat. The sealing element having at least one radially sealing region that is configured to act in the direction of the radius of the annular filter element, and at least one axially sealing region that is configured to act in the direction of the longitudinal axis of the annular filter element.
The invention relates to a filter system comprising a housing and a filter element being accommodated in the housing, wherein a safety assembly is arranged inside the housing, having a blocking mode and an unblocking mode depending on an axial and/or rotational position of the filter element in the housing and being configured to provide access of a sealing structure of the filter element to a sealing area of the safety assembly in the unblocking mode and to block access of the sealing structure to the sealing area in the blocking mode when the sealing structure of the filter element is moved towards the sealing area. The invention further relates to a safety assembly for a filter system, and a filter element.
A degassing unit for a battery housing has a main body to be connected fluid-tightly to a rim of a housing opening of the battery housing. The main body has a gas passage opening. A membrane is connected fluid-tightly to a rim of the main body surrounding the gas passage opening. The membrane is areally stretched across the gas passage opening and closes it. The membrane bursts at a predetermined burst pressure to release the gas passage opening. The membrane is a film composite with at least a first film and a second film arranged on each other. The first film has a cutout covered by the second film so as to surround the cutout. At least one of the first and second films is connected to the rim surrounding the gas passage opening. A battery housing with such a degassing unit is provided.
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 27/06 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance
F16K 17/16 - Safety valves; Equalising valves closing on insufficient pressure on one side with fracturing member with fracturing diaphragm
H01M 50/30 - Arrangements for facilitating escape of gases
H01M 50/308 - Detachable arrangements, e.g. detachable vent plugs or plug systems
23.
Filter System with a Filter Element and a Safety Assembly, a Safety Assembly, and a Filter Element
The invention relates to a filter system comprising a housing and a filter element being accommodated in the housing, wherein a safety assembly is arranged inside the housing, having a blocking mode and an unblocking mode depending on an axial and/or rotational position of the filter element in the housing and being configured to provide access of a sealing structure of the filter element to a sealing area of a housing cover in the unblocking mode and to block access of the sealing structure to the sealing area in the blocking mode when the sealing structure of the filter element is moved towards the sealing area. The invention further relates to a safety assembly for a filter system and a filter element.
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 operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
24.
OUTDOOR AIR PURIFIER INCLUDING AT LEAST ONE FILTER ELEMENT
An outdoor air purifier includes a housing including at least one housing cover part, a mounting base, at least one flow inlet for outdoor air to be purified, at least one flow outlet for cleaned air, and an inner clean air space, a fan having a standing rotational axis and arranged within the housing, wherein the at least one flow inlet is arranged radially with regards to the standing rotational axis, and the at least one flow outlet is arranged axially with regards to the standing rotational axis, and at least one filter element at least partially surrounding the inner clean air space. The fan is displaced axially from the mounting base and is in fluid connection with the inner clean air space. The at least one filter element extends essentially parallel to the standing rotational axis.
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 46/42 - Auxiliary equipment or operation thereof
B01D 46/60 - 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 parallel arranged concentrically or coaxially
A filter system for filtering a fluid has a filter housing with housing top part and housing bottom part, wherein the housing top and bottom parts extend along a housing axis. A filter pack arranged in the filter housing separates fluid-tightly a clean fluid side and a raw fluid side from each other. The filter pack has a filter element with a hollow cylinder-type filter bellows arranged about a longitudinal axis of the filter element. The filter element has a first substantially closed end face and a first end disk arranged thereat, wherein the first end disk is positioned opposite a second end disk of the filter element. The second end disk has a fluid passage for filtered fluid. A resonator with an end closed by a bottom is arranged inside the filter pack such that the bottom is oriented toward the first end disk of the filter element.
A filter element for a filter system has a hollow cylinder-type filter bellows with an end face and a substantially closed bottom provided thereat. At least one resonator structure provided at the bottom provides noise attenuation of a flowing fluid. The resonator structure has two or more grooves arranged at an outer side of the bottom and separated from each other by a partition. At least one of the grooves is connected in fluid communication through an opening to an interior of the filter element. The resonator structure, when installed in a filter housing of the filter system as intended, seals tightly relative to a complementary resonator structure of the filter housing. The grooves are connected in fluid communication through connection openings arranged in the resonator structure of the filter element and/or the complementary resonator structure of the filter housing. A filter system with such a filter element is provided.
The invention concerns a conduit (10) for a fuel cell system (100), in particular for a vehicle operated with a fuel cell system (100), for discharging exhaust air from the fuel cell system (100), comprising at least one fluid line (12) with an inlet (14) and with an outlet (16), wherein the outlet (16) is embodied for discharge of the exhaust air into the environment, in particular below a waterline, in particular below the fording depth of the vehicle. In this context, a water discharge device (20) is arranged between outlet (16) and inlet (14) of the fluid line (12) for preventing an accidental water ingress from the outlet (16) into the inlet (14), wherein the water discharge device (20) is connected in fluid communication to at least one drainage valve (22). Furthermore, the invention concerns a fuel cell system (100) with a conduit (10).
A degassing unit for an electronics case includes a base body attachable to the electronics case and configured to seal against a perimeter of an aperture in the electronics case, the base body including a degassing opening, a membrane covering the degassing opening of the base body and including at least one segmentation line penetrating through the membrane, and at least one support rib abutting adjacent segments of the membrane along the at least one segmentation line. Each of the membrane and the at least one support rib has a convex shape facing away from the base body.
A water drainage device for a filter module is provided with a valve housing that has a valve bore and a valve body received at least in sections thereof in the valve bore. The water drainage device can be transferred from a closed state, in which the valve body seals in relation to a valve seat of the valve bore, into an open state, in which the valve body is lifted off the valve seat, and transferred from the open state into the closed state. The valve body, upon transfer of the water drainage device from the closed state into the open state, moves linearly along the longitudinal axis of the valve bore and away from the valve seat along or at a slant to a direction of gravity in downward direction.
A sound attenuator for a separator device for gas and a separator device are described. The sound attenuator comprises at least one tubular member having at least one gas inlet opening in the area of one end and at least one gas outlet opening in the area of the other end. The at least one gas outlet opening is placed in the circumferential wall of the at least one tubular member near the one end and the end face at this end of the at least one tubular member is closed by a closing part.
Disclosed is an exchangeable filter element having an integrate check valve and alignment features. Also disclose is a fuel pre-filter module for pre-filtering fuel for internal combustion engines which is configured to receive the filter element. The fuel pre-filter module, for example finding beneficial use with internal combustion engines for light trucks, buses, construction, and agricultural machines.
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups ; Auxiliary devices for filtration; Filter housing constructions
F02M 37/34 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system characterised by filters or filter arrangements by the filter structure, e.g. honeycomb, mesh or fibrous
B01D 29/15 - Supported filter elements arranged for inward flow filtration
A secondary element for a filter system has first and second ends oppositely positioned to each other in longitudinal direction. The first end is closed by a closed end disk. The closed end disk has a first connection device for interacting with a complementary second connection device of a central tube of the filter system and for fixing the secondary element on the central tube. The first connection device has lock elements with radially inwardly oriented lock hooks distributed circumferentially on the closed end disk. A filter medium surrounds the lock elements. The lock elements include two directly neighboring lock elements having a distance relative to each other along the circumference of the closed end disk that is larger than a circumferential measurement of a radially outwardly oriented deflection element arranged at a collar of the central tube. A filter system with such a secondary element is provided.
A gaseous fluid filter has a filter element insertable into the filter housing through a service opening. A clamping wedge is insertable in a joining direction for clamping the filter element in clamping direction against the filter housing. The filter element rests against the filter housing with a seal surface facing away from the clamping wedge. The clamping wedge has a housing wedge side facing a housing stop and a filter element wedge side facing a filter element stop. These wedge sides each have first and second bearing surfaces separated by a step. The joining direction extends in or parallel to a contact plane between housing wedge side and housing stop. The first and/or second bearing surface of the filter element wedge side is positioned at a wedge base angle of 1° to 20° to the joining direction. The steps of the wedge sides are offset in joining direction.
An air filter has a filter housing with inlet opening, outlet opening, and service opening. A first filter element and a second filter element are arranged inside the filter housing between inlet opening and outlet opening. The first filter element is arranged in a mounting frame. The first and second filter elements can be flowed through serially in one or more operating states of the air filter. The mounting frame is insertable through the service opening into the filter housing in a joining direction and removable from the filter housing opposite to the joining direction. The second filter element has a wedge stop. A clamping wedge arranged at the mounting frame, upon insertion of the mounting frame into the filter housing, contacts the wedge stop of the second filter element and clamps the second filter element at the filter housing in a clamping direction transversely to the joining direction.
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 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 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
The invention relates to an annular filter element (10) for an air filter (44). An open end disc (16) is provided with a projecting seal (22). The seal (22) has a sealing surface radially on the inside, the sealing surface sealingly interacting with a sealing collar (46), which engages in the seal (22), of a filter housing (42). The sealing surface and the sealing collar (46) are provided with corresponding contoured portions at which they locally differ from their ring-shaped basic shape.
The invention relates to a stack of plates (400) for a humidifier (100), in particular for a fuel cell system, having a plurality of first and second support plates (100, 200) alternately following one another in a stack direction (500). First and second groups of flow ducts (410, 420) are designed in the stack of plates (400), each of which is separated by selectively permeable membranes (110, 210). Two successive first (100) and second support plates (200) in the stack direction (500) are in each case connected to one another in a fluid-tight manner by a connecting portion (150,250) on at least two first sides (124,224) opposing one another transversely to the stack direction, while an inflow and/or outflow area is designed between the support plates (100, 200) on at least two of its second sides (122,222) opposing one another transversely to the stack direction in each case. The connecting portions (150,250) are each formed by a double bead (152,252) on one of the support plates (100,200) and a corresponding single bead (160,260) on the other support plate (100,200), which is accommodated at least in the double bead (152,252). Furthermore, the invention relates to a humidifier (1000) for a fuel cell system.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
37.
AMBIENT AIR FILTER DEVICE, USE OF A FILTER ELEMENT, AND MOTOR VEHICLE
The invention concerns an ambient air filter device (100) for arrangement in a front region (202) of a motor vehicle (200). The ambient air filter device (100) comprises at least one installation frame (30) with an air inlet (32) and an air outlet (34), which at least partially circumferentially encloses a filter element receiving space (36). In the installation frame (30), a filter element (10) is arranged which separates the air inlet (32) from the air outlet (34), wherein the installation frame (30), at sides positioned opposite each other and facing respectively the filter element receiving space (36), comprises guide means (40) which are configured for mounting and/or demounting the filter element (10) along an insertion direction or removal direction (50). The filter element (10) comprises a filter medium body (12) which is enclosed by an at least partially circumferential element frame (18).
A liquid filter has a filter housing with a housing cup. A filter element of the liquid filter has a filter medium annularly surrounding a longitudinal axis of the filter element. The filter element has an extension part with lock groove. A lock device arranged at the housing cup has a lock element movable radially to the longitudinal axis. The lock element engages the lock groove in a locked state of the lock device and is disengaged in a release state. A filter element for the liquid filter has a filter medium annularly surrounding a longitudinal axis and an extension part with lock groove with rounded cross section. The lock groove is engaged by a lock element, movable radially relative to the longitudinal axis, of a lock device of a housing cup of the liquid filter in a locked state of the lock device and disengaged in a release state.
A water separator including a flow-conducting interior, and a water outlet connected to the flow-conducting interior, the water outlet including a throttle element that is inserted in the water outlet and configured to conduct water flow into the throttle element. The throttle element includes a first channel section including a conical section tapering in a direction of the water flow into the first channel section, a constriction directly connected to an output of the first channel section, the constriction including a cylindrical section, and a cylindrical channel section directly connected to an output of the constriction, the cylindrical channel section having a cross-section that is larger than a cross-section of the constriction.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
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
H01M 8/0662 - Treatment of gaseous reactants or gaseous residues, e.g. cleaning
A first filter element of a filter system is arranged in a housing, with a second filter element arranged coaxially and concentrically inside the first filter element. The first filter element has a first end disk at a first outlet-side end face and a second end disk at a second oppositely positioned end face. First and second end disks each have a central opening and extend annularly about the respective end face. The second filter element has a first outlet-side end face and a second oppositely positioned end face. The second end face of the second filter element is closed fluid-tightly by a cover. The cover closes the opening in the second end disk of the first filter element fluid-tightly. Between the second end faces of the first and second filter elements, a seal interface is arranged sealing directly the first and second filter elements against each other.
B01D 46/60 - 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 parallel arranged concentrically or coaxially
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
41.
SYSTEM AND METHOD OF CLEANING FLUID, AND VEHICLE CONNECTED TO THE SYSTEM
System, vehicle connected to system, and method for cleaning fluid, the system comprising: an air channel comprising an intake and an outlet; a receptacle configured to receive a filter, so that the filter when installed in the receptacle is in the stream of an airflow when air is flowing through the air channel; an airflow control device for influencing a filter airflow which is portion of the airflow that passes the filter; a controlling circuit for controlling the airflow control device in accordance with pre-determined control parameters; and an electronic processing circuit configured to: determine a filter usage value of the filter and store the filter usage value to historical data in a memory, by a microprocessor and based on the historical data, generate adjusted control parameters to drive the airflow control device.
G07C 5/00 - Registering or indicating the working of vehicles
G07C 5/10 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time using counting means or digital clocks
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
B60S 5/00 - Servicing, maintaining, repairing, or refitting of vehicles
F01P 11/12 - Filtering, cooling, or silencing cooling-air
F01P 11/14 - Indicating devices; Other safety devices
A first filter element has a filter medium body for radial fluid flow therethrough and first and second end plates at opposed end faces of the filter medium body. A first engagement device extending axially parallel to a longitudinal axis of the filter medium body is arranged at the first end plate. A second filter element has a filter medium body and a seal device for radially sealing the second filter element in a filter housing. A fluid flow through the second filter element is perpendicular to a plane spanned by the seal device. The seal device has a second engagement device extending axially perpendicularly to the plane spanned by the seal device. The filter elements are axially joined to a filter element arrangement, wherein the first and second engagement devices engage each other. A filter system has such a filter element arrangement arranged in a filter housing.
A liquid filter for detachable arrangement at a liquid circuit has a filter bellows and an outlet opening at the clean side. A stop valve downstream of the filter bellows closes the outlet opening in an unmounted state of the liquid filter. The stop valve is opened mechanically by a discharge socket of the liquid circuit in a mounted state of the liquid filter. An assembly with liquid circuit and liquid filter detachably arranged at the liquid circuit is provided. The liquid filter has a filter bellows, an outlet opening at the clean side, and a stop valve downstream of the filter bellows closing the outlet opening in an unmounted state of the liquid filter, wherein a discharge socket of the liquid circuit connects to the clean side and actuates and opens mechanically the stop valve of the liquid filter in the mounted state of the liquid filter.
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 operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
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
F01M 11/03 - Component parts, details, or accessories, not provided for in, or of interest apart from, groups - Details of lubricant purifying means
B01D 35/157 - Flow control valves; Damping or calibrated passages
F16N 39/06 - Arrangements for conditioning of lubricants in the lubricating system by filtration
A filter has a filter housing with a housing cover coupled to a housing part to close a receiving space receiving filter elements each provided with a filter medium body and a frame device around the filter medium body. The filter housing has a radially inwardly projecting, circumferential contact shoulder in the receiving space. The housing cover, when mounted, exerts an axial clamping force on the frame device of a first filter element. An axial end of the first filter element facing away from the housing cover rests on the frame device of a second filter element. The clamping force is transmitted through frame device of first filter element to frame device of second filter element. The frame device of the second filter element has a circumferential seal with a hollow chamber profile pressed by the clamping force on the contact shoulder to seal-tightly contact the contact shoulder.
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 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
The invention relates to a filter system (100) comprising a filter element (10), wherein a recess (30) is arranged on an outside (22) of the filter element (10). At least one coding element (32) is arranged on a circumference (24) of an end cap (18, 20) of the filter element (10). At least one coding pin (130) is arranged on an inside (114) of a bottom housing part (112) for cooperating with the recess (30) when the filter element (10) is inserted in the housing (110). The bottom housing part (112) comprises a circular shield (116) comprising a slot (132) extending in the axial direction (L), wherein the slot (132) is configured to receive the coding element (32) of the filter element (10) when the filter element (10) is inserted in the housing (110). The invention further relates to a filter element (10).
A humidifier stack (1) for a humidifier device (10) includes frame plates (8, 8') following each other in a stacking direction in a plate stack including a dry gas channel (13) and a moist gas channel (14), and a membrane (9) separating the dry gas channel (13) and the moist gas channel (14), the membrane (9) enabling a moisture transfer from a fluid flow being guided in the moist gas channel (14) to a fluid flow being guided in the dry gas channel (13). The humidifier stack (1) further includes an at least partially circumferentially extending seal (96) fixedly connected to the membrane (9), the at least partially circumferentially extending seal (96) including flow channel seal sections (961) disposed along circumferential edges of a moisture transfer surface (90) of the membrane (9) at a first surface (971) of the membrane (9).
B01D 65/00 - Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
B01D 69/00 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
48.
FILTER HOUSING FOR BRAKE DUST PARTICLE FILTER FOR BRAKE DISC ARRANGEMENT
A circular segment-shaped filter housing of a brake dust particle filter has first and second spaced-apart housing side walls delimiting between them a receiving space for a brake disc. The first housing side wall has a housing base wall and a support bridge adjoining the housing base wall in circumferential direction. The receiving space extends axially between the housing base wall of the first housing side wall and the second housing side wall. The second housing side wall extends only across an angle segment of the housing base wall of the first housing side wall. The support bridge has a circumferential end region facing away from the housing base wall and provided with at least one fastening point for connecting the support bridge to a brake caliper. The first housing side wall extends across a first housing side wall angle segment of at least 180°.
The invention relates to a filter element (10) for filtering a fluid, in particular a liquid. A filter bellows (12) is terminated by a first end disc (14), said first end disc (14) having an opening (44) with a valve device (20) which is arranged within a central tube (18) and which can be opened from the raw fluid side (50) by means of hydraulic pressure. The valve device (20) has a valve body (22), a valve cage (26), and a screen (26), wherein the valve body (22) can be moved in the valve cage (26) along the longitudinal axis (L) and is pressed against a valve seat (30) arranged in the valve cage (26) by means of a spring (24) in a pressure-less state. The screen (28) is arranged on the valve cage (26) and separates the interior (38) of the valve device (20) from the clean fluid side (52), and the valve cage (26) is arranged on a support body (32) connected to the central tube (18).
B01D 29/21 - Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
B01D 29/23 - Supported filter elements arranged for outward flow filtration
B01D 29/54 - Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups ; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
A fuel filter element has a screen fabric as a filter medium and a support tube supporting the screen fabric. A valve body guide for guiding a spherical valve body is provided. The valve body guide has a fluid channel and one or more support ribs for supporting the spherical valve body. The support ribs extend along a longitudinal direction of the fluid channel and project radially into the fluid channel. A filter assembly with such a fuel filter element is provided. The filter assembly has a ball valve with spherical valve body and a filter housing with a valve seat for the spherical valve body of the ball valve.
The present invention relates to a cabin air filter system (100) for a vehicle, comprising at least one particle filter element (5) and a cyclone separator (2) positioned upstream of the at least one particle filter element (5). The cabin air filter system (100) comprises a particle agglomeration device (1) positioned upstream of the cyclone separator (2). According to a second aspect the present invention relates to a method for cleaning air to be supplied to a cabin, in particular a cabin of a vehicle, with a cabin air filter system (100).
B01D 53/14 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/42 - Auxiliary equipment or operation thereof
B01D 45/12 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
B03C 3/04 - Plant or installations having external electricity supply dry type
52.
CABIN AIR FILTER SYSTEM FOR A VEHICLE AND METHOD FOR CLEANING AIR TO BE SUPPLIED TO A CABIN
The present invention relates to a cabin air filter system (100) for a vehicle, comprising at least one particle filter element (5) and an adsorption filter element (8) that is spatially separated from the particle filter element (5), the adsorption filter element (8) comprising at least one adsorbent honeycomb, in particular an activated carbon honeycomb. The cabin air filter system (100) further has at least one heating element (7) adapted for heating the adsorption filter element (8) for regeneration and a regeneration flap (9), wherein the regeneration flap (9) is adapted to switch a regeneration outlet (91) to the environment. The cabin air filter system (100) is operable in a regeneration mode in that the adsorption filter element (8) is regenerated, wherein in the regeneration mode the heating element (7) is activated so that the adsorption filter element (8) is heatable to a temperature above a predefined regeneration temperature and the regeneration outlet (91) is opened by the regeneration flap (9) so that a regeneration air flow processed by the adsorption filter element (8) is releasable to the environment. According to a second aspect the present invention relates to a method for cleaning air to be supplied to a cabin, in particular a cabin of a vehicle, with a cabin air filter system.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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 present invention relates to a pressure compensation device (10) for a battery housing (100) featuring a closure cap (2) which, when a predetermined pressure difference between an interior space of the battery housing (100) and an environment of the battery housing (100) is exceeded, is deflectable in the axial direction from an initial position in a normal operating state of the pressure compensation device (10) in order to transfer the pressure compensation device (10) into an emergency degassing state. The closure cap (2) and a base body (1) are connected by a ramp fastening device (9), which features at least one ramp body (5) extending in the axial direction and having at least one ramp (51,52). Furthermore, the ramp fastening device (9) has a pressure element (6) which can slip off on the ramp (51,52) when the closure cap (2) is deflected under the action of a contact pressure. Furthermore, the invention relates to a battery housing (100) having a pressure compensation device (10).
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
F16K 17/04 - Safety valves; Equalising valves closing on insufficient pressure on one side spring-loaded
F16K 17/06 - Safety valves; Equalising valves closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure
54.
DIMENSIONALLY STABLE FILTER ELEMENT, FILTER CARTRIDGE AND BRAKE DUST PARTICULATE FILTER AS WELL AS METHOD AND TOOL FOR MANUFACTURING FILTER ELEMENT
The invention relates to a dimensionally stable filter element (28) for a brake dust particulate filter (16), featuring a high-temperature filter medium (76) which forms at least one filtration portion (46) and at least one attachment portion (48) and has a heat-resistant filter layer (78). The attachment portion (48) surrounds the filtration portion (46), which features at least one bulge (52) and/or one indentation for surface extension, in a frame-like circumferential manner and forms a flange section (68) designed as a mechanically compacted section of the high temperature filter medium (76) for connecting the filter element (28) to a housing component of a brake dust particulate filter (16). The invention further relates to a filter cartridge (24) having such a filter element (28). Furthermore, the invention relates to a brake dust particulate filter (16) having such a filter element (28). Furthermore, the invention relates to a tool (86) and a method for manufacturing the filter element (28).
DIMENSIONALLY STABLE HIGH TEMPERATURE FILTER MEDIUM, FILTER ELEMENT, FILTER CARTRIDGE AND BRAKE DUST PARTICULATE FILTER AS WELL AS METHOD AND TOOL FOR MANUFACTURING FILTER ELEMENT
The invention relates to a dimensionally stable high temperature filter medium (76), in particular a brake dust filter medium, having at least two dimensionally stable metal-based grid-like support layers (80) and at least one heat-resistant filter layer (78) designed for depth filtration and disposed between the support layers (80). The invention also relates to a filter element (28), in particular for a brake dust particulate filter (16), featuring a high temperature filter medium (76) forming at least one filtration portion (46) and at least one attachment portion (48), wherein the attachment portion (48) and a flange section (68) are designed by connecting the support layers (80) and serve to attach the filter element (28). The attachment portion (48) surrounds the at least one filtration portion (46) in a frame-like manner featuring a bulge (52). The invention further relates to a filter cartridge (24) having such a filter element (28). Furthermore, the invention relates to a brake dust particulate filter (16) having such a filter element (28). Furthermore, the invention relates to a tool (86) and a method for manufacturing the filter element (28).
A smart multi-modal vehicular air filtration management system including a first filter element and a second filter element disposed in a fresh air housing, wherein the fresh air housing has an inlet and an outlet. Additionally, a third filter element is provided which is disposed in a cabin housing, the cabin housing having one or more inlet. A fluid channel arranged between the fresh air and cabin housing. Finally, a diverter is included which is disposed near an outlet of the fresh air housing, wherein the diverter is configured to cause air to flow through the fresh air housing selectively through one or both of the first filter element and the second filter element.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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
B60H 1/00 - Heating, cooling or ventilating devices
B01D 46/44 - Auxiliary equipment or operation thereof controlling filtration
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B01D 46/56 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
A filter element, which has an oval cross-section in a longitudinal direction thereof and includes a circumferential sealing device for, in particular, radially sealing the filter element off from a filter holder for the filter element, wherein the sealing device has two first curvature sections arranged one facing the other and two second curvature sections arranged one facing the other, wherein the first curvature sections each have a first radius of curvature and the second curvature sections each have a second radius of curvature, and wherein the first radius of curvature differs from the second radius of curvature.
A filter system includes a housing comprising a first housing part and a second housing part, a fluid inlet formed in the first housing part, a fluid outlet formed in the second housing part, and a filter element being accommodated in the housing, and comprising a filter body with a filter medium enclosed by a circumferential frame element, and structure elements protruding from a circumference of the filter element, the structure elements comprising grooves respectively in circumference walls of the structure elements. The first housing part comprises a receiving part for receiving the filter element, the receiving part comprising counter elements respectively corresponding to the structure elements, and the counter elements being breakthroughs that are arranged circumferentially on and formed through a wall of the receiving part. The grooves included in the structure elements are for receiving edges of the breakthroughs of the counter elements.
A degassing unit assembly for closing a housing opening of a battery housing has degassing units arranged adjoining each other, each having a carrier body with a gas through-opening for discharging gases or pressure compensation. The gas through-opening extends continuously through the carrier body in axial direction. The carrier body has a rim surrounding the gas through-opening. The rim has at least one fastening dome and at least one contact region. At least two of the degassing units are end pieces. In a mounted state of the degassing units, the fastening dome of the carrier body of a first degassing unit forms, at least in sections, an overlap region in axial direction with the contact region of the carrier body of a second degassing unit adjoining the first degassing unit. A degassing unit for such an assembly and a battery housing comprising such an assembly are provided.
A filter device for treating fluids, in particular for filtering fluids such as fuel, oil, or water, has a housing (56) with a housing pot (58), a housing cover (60), at least one inlet (88) for the fluid to be treated, and at least one outlet (82) for the treated fluid. A connecting head (12) has at least one feed (16) for the fluid to be treated and connectable to the at least one inlet (88), and/or at least one discharge (18). The connecting head (12) and the treatment element (14) can be connected to each other by means of a releasable bayonet-type connecting device (34) through the execution of a rotational/plug-in movement about a connecting axis (20) of the treatment device (10).
B01D 27/06 - Cartridge filters of the throw-away type with cartridges made of a piece of unitary material, e.g. filter paper with corrugated, folded or wound material
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups ; Auxiliary devices for filtration; Filter housing constructions
The invention relates to a casting shell (40) for manufacturing a filter element (10) for filtering a fluid with a filter body (12), said casting shell comprising: a receiving shell (42) for receiving a casting material in a groove (50) having a deposit surface (56) for the filter body (12); and a cover (60) having at least two cover parts (62, 64) which are positioned so as to movable separately from one another with respect to the receiving shell (42) and which, in a first position (90), uncover the groove (50) and, in a second position (92), substantially cover the groove (50) when the filter body (12) is inserted as intended. The invention also relates to: a casting device (100) comprising a casting shell (40); and a method for manufacturing a filter element (10), for filtering a fluid with a filter body (12), using a casting shell (40).
A degassing unit for a housing includes a membrane, and a base body connectable in a fluid-tight manner to an edge of a housing opening of the housing and including an exterior side, an interior side, and a gas passage opening that is closed by the membrane. The membrane is fluid-tightly connected to the base body at an edge surrounding the gas passage opening. The membrane includes weakened areas in which mechanical properties of the membrane are weakened by any one or any combination of a local melting of a material using a laser, scribing and embossing. The membrane further includes a central area interposed between the weakened areas, the central area remaining unweakened. A burst pressure at which the membrane releases the gas passage opening is reduced at least in the weakened areas compared to the central area.
A filter element has a filter medium with a plurality of successive folds arranged in a longitudinal direction from a first transverse side of the filter medium to a second transverse side of the filter medium. A fold height of the successive folds continuously decreases in the longitudinal direction. A fold width of the successive folds continuously decreases in the longitudinal direction. A filter device such as an air filter is provided with such a filter element.
A filter element comprises a filter medium body which features, on the circumferential side, an at least partially circumferential edge element which is provided with a projection portion with which the edge element projects beyond one side of the filter medium body. The projection portion of the edge element features a variable projection.
The invention relates to a filter element (10) for a filter system (100) for filtering a fluid, in particular air, comprising a filter body (12) that is arranged in a flat manner and has a filter medium (14) through which the fluid flows in a flow direction (50) when the filter element is used as intended, wherein at least one clean-side outflow surface (16) of the filter body (12) is peripherally surrounded by a frame element (20) with a seal (22) along the periphery (52), the filter body (12) has at least one reinforcement rib (24) which is connected to the frame element (20), and the outflow surface (16) has at least one recess (30) into which a mating element (130) engages when the filter element is installed in a filter housing (110) of the filter system (100) in an intended manner, said mating element being arranged on the filter housing (110). The invention additionally relates to a filter system (100) comprising a replaceable filter element (10).
The invention relates to a filter element (14). The filter element (14) can be received in the housing (12) of a filter (10) and is designed to receive a drain plug (36). The filter element (14) has an inner seal (44) for sealing the filter element off from the drain plug (36). The filter element (14) additionally has an outer seal (42) for sealing the filter element off from the filter housing (12) such that the drain plug (36) is only indirectly sealed off from the filter housing (12). The filter element (14) has an axial protrusion (32) in particular in the lower end, said axial protrusion comprising an opening structure (34). The invention additionally relates to a filter element unit (56) comprising the filter element (14) and the drain plug (36) and to the filter (10) comprising the filter element unit (56) and the filter housing (12).
Method and vehicle including an air treatment system for treating environment air; a control circuit to control the air treatment system; a communication interface configured to wirelessly send and receive commands external to the vehicle and operably coupled to the control circuit. The control circuit configured to, via the communication interface, receive a request for treatment; determine if the air treatment system has an additional treatment capacity available; via the communication interface, send an acknowledgement if additional treatment capacity is available; and, to control the air treatment system to increase treatment capacity. One aspect of the disclosure concerns a fleet of two or more vehicles in accordance with various embodiments. The two or more vehicles may be configured to operably communicable with each other.
The invention relates to a pressure compensation device (10) for an electronics housing comprising - a base body (20) fluid-tightly connectable to an edge of a pressure compensation opening of the electronics housing and in which at least one gas passage opening (22) is provided, - an elastic membrane (24) covering the gas passage opening (22), wherein the membrane (24) is fluid-tightly connected to the base body (20) in a region surrounding the at least one gas passage opening (22), - a sensor (38) attached to the membrane (24) for detecting a movement of the membrane (24).
The present invention provides a flow grid arranged at a fluid intake side of a fluid flow generating device, the flow grid comprising: a frame configured to be mounted to a housing of the fluid flow generating device; and a fluid flow area connected to the frame, the fluid flow area having an outer perimeter, the outer perimeter having a diameter (douter), the outer perimeter being adjacent to the frame, wherein the fluid flow area comprises a polygonal cell arrangement having a kaleidoscopic pattern, wherein the polygonal cell arrangement comprises at least two types of cell geometries sharing a concentric axis, each type of cell geometry being arranged concentrically to the other(s), and wherein the polygonal cell arrangement is convex when viewed from the fluid intake side. There is also provided an ambient air purification device and use of the disclosed flow grid in the ambient air purification device.
A brake dust particle filter for a disc brake assembly with a brake disc and a brake caliper is provided, the brake dust particle filter being configured to collect particles resulting from braking, wherein the brake dust filter comprises:
a housing comprising a first and a second side wall which are arranged opposite to each other and a peripheral wall connecting the first and the second side wall; wherein
the first side wall comprises at least one guiding element protruding towards the second side wall within the housing, the guiding element having a face which is arranged opposite to a peripheral wall section of the peripheral wall; and
the brake dust particle filter is configured to accommodate the brake disc between a distal edge of the guiding element and the second side wall.
A fluid filter has a filter housing with inlet opening for fluid to be cleaned and outlet opening for cleaned fluid. A filter element arranged in an element receptacle of the filter housing separates inlet opening from outlet opening. The filter housing has a housing body with an installation opening to the element receptacle, through which the filter element in an installation direction is introduced into the element receptacle. The filter housing has a housing cover for closing the installation opening. The installation opening is arranged in a transverse side of the housing body that is lateral relative to the housing axis. The filter housing has a sealing surface, surrounding the housing axis at least partially circumferentially, for contacting a seal of the filter element. The filter element has a seal support device for the seal and the filter housing has a pressing device for the seal support device.
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 46/42 - Auxiliary equipment or operation thereof
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
B01D 50/10 - Combinations of devices covered by groups , and
B01D 46/52 - Particle separators, e.g. dust precipitators, using filters embodying folded material
A pressure equalization device for a housing has a base body and a closure element with a flow path between them being open in a normal operating state of the pressure equalization device. A flow opening in the flow path is spanned by a membrane. An emergency venting spike projects from the closure element toward the membrane. The pressure equalization device transitions after emergency venting into an emergency operating state in which the closure element gas-tightly closes the base body. A housing with such a pressure equalization device is provided. In a method for pressure equalization with such a pressure equalization device between a housing interior and an environment, gas exchange between interior and environment is performed through the membrane and the flow path between closure element and base body. During emergency venting, the membrane is destroyed by the emergency venting spike. The closure element then closes the base body.
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.
A suction connector housing (6) for a brake dust suction device (5) for a disc brake assembly (1) comprises at least one suction opening configured as a suction slot (12, 13) which extends in relation to the brake disc axis of rotation at least partially in radial direction and comprises a changing slot width along its length at least in sections thereof.
A disk brake device for a vehicle, that includes an internally-ventilated or solid brake disk. The internally-vented brake disk is configured having ventilation openings on the vehicle side, on the radial inside in the region of a brake disk chamber, which ventilation openings are fluidically connected to cooling channels in the interior of the brake disk. The solid brake disk is configured without such ventilation openings and with cooling channels. A brake caliper fitting is configured over the brake disk with a brake pad arranged on both sides of the brake disk. The brake disk device is configured with a brake dust filter housing that encompasses the brake disk on the radial outside and is arranged downstream of the brake caliper, together with the brake pads. The disk brake device has at least one means for forced guidance of brake dust.
F16D 55/22 - 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
In a method for operating a brake dust particulate filter for a brake disc arrangement in a vehicle, wherein the brake dust particulate filter features an actively adjustable air flow generator for generating a brake air flow directed towards the filter medium body, the air flow generator is operated as a function of the operating state of the vehicle in such a way that, when the vehicle is moving without any brake operation, the air flow generator is operated with reduced power and, when a vehicle friction brake is operated, the air flow generator is operated with increased power in order to generate a stronger brake air flow.
In a method for operating a particulate filter arrangement in a vehicle, wherein the particulate filter arrangement features an actively adjustable air flow generator for generating an air flow directed towards a filter medium body, the air flow consists of a first partial air flow which is guided from a brake disc arrangement in the vehicle towards the filter medium body and of a second partial air flow which is guided from the environment of at least one tire of the vehicle towards the filter medium body, wherein the first and the second partial air flow are either simultaneously or alternatively active, and the volume flows of the first and the second partial air flow are set as a function of one or more characteristic and/or state variables of the vehicle.
A filter element for exchangeable installation into a filter housing has an annular filter medium with an annular seal secured directly or indirectly onto the first axial end. The annular seal having a positioning and sealing section and concentric annular sealing rings between which a sealing groove is formed. A radially outer side of the radially outer annular ring having a key locking system formed by a plurality of circumferentially spaced apart radial projections, spaced apart by radial indentations, adapted to positively engage cooperative configured geometries or key locking features of a filter housing when in an installed state, thereby locking a rotational orientation and position of the filter element.
Method for operating a cabin air filtration system (12) with an air filter device (20) the device comprising a filter element (42, 44, 46) having a storage means (48), the method comprising: A) retrieving from the storage means data comprising information characterizing the filter element; B) providing system information identified by the information retrieved in step A), which system information links: a characteristic of the filter element comprising information on a filtration efficiency; a magnitude of the air flow through the device; a recirculation ratio of fresh and recirculated air of the air flow through the device; inside and/or outside air property data; and an air quality information of the inside air quality; C) retrieving current inside and/or outside air property data; D) determining from the system information for the current magnitude of the air flow, the current recirculation ratio and the air property data the air quality information which characterizes the air quality inside the cabin.
Method for operating a cabin air filtration system (12) with an air filter device (20) for filtering an air flow (38) composed of fresh air from outside and recirculated air from inside the cabin (14), wherein a magnitude of the air flow is adjustable, a recirculation is adjustable, the method comprising: A) providing system information which links: (i) at least one characteristic of the device comprising information on a global filtration efficiency for the total influx of air from outside into the cabin, (ii) the magnitude of the air flow through the device, (iii) a vehicle speed, and (iv) the recirculation ratio of fresh and recirculated air; B) providing a required vehicle filtration efficiency; C) determining from the system information for the current vehicle speed and the current magnitude of the air flow a recirculation ratio of fresh and recirculated air, such that the global filtration efficiency corresponds to the required vehicle filtration efficiency provided in step B.
A filter system is provided with a filter housing provided with a fluid inlet for introduction of a fluid into the filter housing. A fluid outlet for discharge of the fluid from the filter housing is provided. A filter element is removably received in the filter housing, wherein the filter element has a positioning and sealing section which positions and seals the filter element in relation to the filter housing. Elastically deformable snap elements connect the filter housing and the fluid outlet with form fit to each other. The positioning and sealing section rests radially at the elastically deformable snap elements. A filter element for such a filter system is provided.
Disclosed is a hermetically closed battery degas venting unit for venting a battery enclosure/pack/housing having rechargeable vehicle batteries. The unit having a housing base equipped with a non-porous rupturable venting film closing over and sealing off the pressure venting opening. The non-porous venting film configured to deflect towards a spike in response to overpressure and to tear or rupture to release overpressure in the battery enclosure/pack/housing.
Disclosed is a hermetically closed battery degas venting unit (10) for venting a battery enclosure/pack/housing having rechargeable vehicle batteries. The unit having a housing base (12) equipped with a non- porous rupturable venting film (28) closing over and sealing off the pressure venting opening. The non-porous venting film configured to deflect towards a spike (36) in response to overpressure and to tear or rupture to release overpressure in the battery enclosure/pack/ housing.
A filter head assembly includes a filter head and a threaded bayonet connection adapter having a rotational position tolerance improving retainer ring. The rotational position tolerance improving retainer ring providing for and enabling the critical further deformation of the rotational position tolerance improving retainer ring beyond the predetermined final assembly torque to achieve the required critical final rotational position of the threaded bayonet connection adapter for the correct operation of the open and locked position indicators on the filter head.
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups ; Auxiliary devices for filtration; Filter housing constructions
The invention relates to an ambient air purifier (100), comprising a housing (102), at least one filter element (10, 30), wherein the at least one filter element (10, 30) includes at least one filter medium body (50), wherein at least a first lateral frame element (60), in particular a plane lateral frame element, is provided on at least an upper front end (56) of the at least one filter medium body (50), having a larger cross section than the upper front end (56) and protruding beyond the upper front end (56) of the filter medium body (50) with a protruding segment (64), wherein the protruding segment (64) of the lateral frame element (60) provides a sealing area between the filter element (10, 30) and the housing (102) exterior to the upper front end (56). The invention further relates to a use of 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 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
B01D 46/58 - 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 parallel
86.
DEVICE AND METHOD FOR CONDITIONING AIR IN AN ENCLOSED SPACE AND VEHICLE COMPRISING THE DEVICE
Device for conditioning air in an enclosed space, including first and second sorption units, each for being transferred from a sorption mode into a desorption mode and vice-versa; and to, in the sorption mode, sorb the one or more air constituents from air of the enclosed space; and to, in the desorption mode, desorb the one or more air constituents, and including an air distribution device to, in a first operating state, switch to a second operating state in which exchange of the air of the enclosed space with exterior air may be provided, if it is determined that a concentration of at least one air constituent of the one or more air constituents is above a limit, and, in the second operating state, switch to the first operating state, if it is determined that concentrations of all air constituents of the one or more air constituents are within their corresponding limit.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical 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 filter element (10) for a filter system (100) for filtering a fluid, in particular air, comprising a filter body (12) with a filter medium (14) which is folded in a zigzag shape and through which the fluid flows in a flow direction (50) when used as intended, wherein: at least one clean-side end face (16) of the filter body (12) is completely surrounded in a circumferential direction (52) by a frame element (20) with a seal (26); the frame element (20) has an encircling ring structure (22) which is connected via a connection structure (32) to a lattice structure (40) arranged on the end face (16) of the filter body (12); the connection structure (32) is at least partially embedded in the seal (26); and the connection structure (32) has radially extending openings (38) for interlocking the seal (26) with the frame element (20). The invention also relates to a filter system (100) comprising a replaceable filter element (10).
The invention relates to a housing (110) for a disc brake assembly (200), in particular for a brake dust particle filter (100) of a disc brake assembly (200), in particular for brake systems for commercial vehicles, having a plurality of housing walls (123, 124, 125), wherein a folded sheet metal blank (120) forms the housing walls (123, 124, 125, 127, 129).The invention further relates to a brake dust particle filter (100) having such a housing (110) for a disc brake assembly (200), a corresponding disc brake assembly (200) comprising a brake caliper (210) and a brake disc (220). The invention further relates to a method for manufacturing a housing (110) for a disc brake assembly (200).
A muffler for a filter system has a base body with an inlet opening. A fluid guiding rib is externally arranged on the base body so as to guide a fluid to be filtered by the filter system toward the inlet opening of the base body. The fluid guiding rib extends along a first flow direction, wherein the fluid to be filtered passes through the base body along the first flow direction. A filter system with a filter housing and a filter element removably received in the filter housing is provided with such a muffler. The muffler is attached to the filter housing.
In order to further develop a sealing element (50; 52; 54) for a coalescing filter (100; 102) of a liquid separator (200) and a pressure vessel (30, 40) designed to receive the coalescing filter insert (100; 102) such that assembly and disassembly of the coalescing filter insert (100; 102) are simplified, it is proposed that the sealing element (50; 52; 54) has at least one sealing element extension (60) which extends radially outwardly and which can be arranged between the lid (30) and the cylindrical body (40) of the pressure vessel (30, 40), and is formed in such a way that the sealing element extension (60) protrudes through the pressure vessel (30, 40) in the use position of the coalescing filter insert (100).
A filter system has a filter housing with a fluid inlet for inflow of a fluid into the filter housing. A filter element is removably received in the filter housing. The filter element has a folded filter medium and a stabilization ring attached to the filter medium and stabilizing the filter medium. The stabilization ring is arranged on the filter medium such that the stabilization ring, at least in sections, is arranged within an inflow cross section of the fluid inlet. The fluid directly flows against the filter medium in operation of the filter system.
A filter element has a fold pack with a filter material folded in a zigzag shape. The fold pack has lateral fold profiles and an end fold section disposed at a head side of the fold pack. Lateral strips are attached to the lateral fold profiles of the fold pack. A seal section angularly projects at an angle away from the end fold section at the head side of the fold pack. The seal section is provided with at least one incision or cutout configured to receive a corresponding filter housing contour. A filter assembly with such a filter element is provided. The filter housing has a housing part with a filter housing contour provided with at least one engagement element. The at least one incision or cutout of the seal section receives the at least one engagement element of the filter housing contour.
A filter element for filtering a fluid is provided with at least one filter bellows with a first areal inflow surface for a first fluid flow of the fluid and at least one second inflow surface for a second fluid flow of the fluid separate from the first fluid flow of the fluid. The at least one second inflow surface is separate from the first areal inflow surface. A flow channel section for the second fluid flow of the fluid is provided. At least one compensation element is arranged in the flow channel section for the second fluid flow of the fluid at a raw side of the filter element. A filter system with a filter housing is provided with such a filter element arranged exchangeably in the filter housing.
A filter element for filtering a fluid has a frame and at least one filter bellows arranged in the frame and provided with a first areal inflow surface for a first fluid flow and at least one second inflow surface for a second fluid flow separate from the first fluid flow. The second inflow surface is separate from the first areal inflow surface. A flow channel is provided to guide the second fluid flow and has a raw-side flow channel section arranged within the frame. A filter system provided with a filter housing is provided with such a filter element arranged exchangeably in the filter housing between a raw side and a clean side. The filter housing has a first inlet for the first fluid flow communicating with the first inflow surface and at least a second inlet for the second fluid flow communicating with the second inflow surface.
A filter element has a filter medium arranged between first and second end disks. The first end disk has a positioning and sealing section having external positioning recesses for engaging disturbance geometries of a filter housing with form fit to position the filter element circumferentially in the filter housing. The positioning and sealing section has an inner interface for radially sealing and axially positioning the filter element relative to the filter housing. The interface, viewed along a longitudinal direction from first toward second end disk, extends farther into the positioning and sealing section than the positioning recesses. The interface has an annular seal groove surrounding a symmetry axis of the filter element and configured to engage a seal rib of the filter housing with form fit for axial positioning relative to the filter housing. A filter system is provided with such a filter element in its filter housing.
A filter system in a vehicle comprises an intake air filter with an air filter housing and a filter medium body in the air filter housing, wherein an intake line for intake air opens into the raw side of the intake air filter and the clean side of the intake air filter is connected in fluid communication to the air inlet of an internal combustion engine. The filter system comprises in addition a suction socket arranged close to a wheel for receiving brake dust, wherein the flow path of the brake dust is guided to the raw side of the intake air filter. A switch member for adjusting the intake air supply is arranged in the flow path of the intake air upstream of the filter medium body.
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 filter element for filtering fluid has a fold pack formed of a filter medium folded in a zigzag shape or corrugated shape and provided with fold sections delimited by fold edges. The fold sections include at least two directly neighboring fold sections connected to each other by an adhesive connection of an adhesive material and extending along an adhesive line. The adhesive line extends at least in sections obliquely to the fold edge positioned between the at least two directly neighboring fold sections or the adhesive line extends offset along the fold edge positioned between the at least two directly neighboring fold sections. A filter element with one or more adhesive walls of an adhesive material extending within the fold pack and formed by adhesive connections of directly neighboring fold sections of the fold pack is provided. A method for producing such filter elements is provided.
The invention relates to an air delivery module (100) for a battery pack (10) of an electric driven or hybrid vehicle (200) comprising a battery casing (14) with at least an air intake manifold (22), at least one fan (16) and at least an exhaust air manifold (26), wherein the air intake manifold (22) is configured to be at least in fluid connection with an outside (80) and/or with an interior (202) of the vehicle (200) and/or with an air conditioning system (52) supplying air from the outside (80) to the vehicle (200), wherein the exhaust air manifold (26) is configured to be at least in fluid connection with the outside (80) and/or with the interior (202) of the vehicle (202), wherein the at least one fan (16) is provided for blowing air from the air intake manifold (22) through the battery casing (14) to the exhaust air manifold (26) for cooling the battery pack (10). The invention relates further to a battery casing (14) for an air delivery module (100).
A filter element may include first and second pairs of opposing walls extending along a longitudinal axis of the filter element. The first and second pairs of opposing walls may create a flow passage between an inlet end and an outlet end of the filter element. The filter element may further include filter media configured to separate particulates from air flowing through the flow passage, and a wedge element associated with an exterior surface of at least one of the first pair of opposing walls. The wedge element may be configured to cooperate with an interior surface of a filter housing configured to receive the filter element.
