WO2011048197A1 - Filtersystem und filterelement zur filtrierung von fluiden - Google Patents
Filtersystem und filterelement zur filtrierung von fluiden Download PDFInfo
- Publication number
- WO2011048197A1 WO2011048197A1 PCT/EP2010/065909 EP2010065909W WO2011048197A1 WO 2011048197 A1 WO2011048197 A1 WO 2011048197A1 EP 2010065909 W EP2010065909 W EP 2010065909W WO 2011048197 A1 WO2011048197 A1 WO 2011048197A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter
- filter element
- housing
- positioning device
- plug
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
- B01D46/2414—End caps including additional functions or special forms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/003—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid
- B01D46/0031—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions including coalescing means for the separation of liquid with collecting, draining means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
- B01D46/0046—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding provoking a tangential stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/009—Identification of filter type or position thereof, e.g. by transponders or bar codes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/444—Auxiliary equipment or operation thereof controlling filtration by flow measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/44—Auxiliary equipment or operation thereof controlling filtration
- B01D46/448—Auxiliary equipment or operation thereof controlling filtration by temperature measuring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/40—Special measures for connecting different parts of the filter
- B01D2201/4046—Means for avoiding false mounting of different parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2265/00—Casings, housings or mounting for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2265/02—Non-permanent measures for connecting different parts of the filter
- B01D2265/024—Mounting aids
- B01D2265/026—Mounting aids with means for avoiding false mounting
Definitions
- the invention relates to a filter system for filtering fluids, in particular an internal combustion engine, with a filter housing, in which a filter element is arranged, wherein the filter element has a particular star-shaped folded filter medium in coaxial form and arranged at least at one end face of the filter medium, an end body is.
- the invention relates to a filter element of a filter system for filtering fluids, in particular an internal combustion engine, which can be arranged in a filter housing and having a particular star-shaped folded filter medium in coaxial form, wherein at least at one end face of the filter medium, an end body is arranged ,
- the orientation of the filter element and its components has a strong influence on reproducibility and accuracy of the measurement results.
- the invention has for its object to further develop a filter system and a filter element of the type mentioned so that a more accurate measurement of the air mass flow is possible.
- This object is achieved in that the elements of the filter element are arranged reproducibly at predetermined positions within the filter housing.
- a first element of a positioning device is fixedly connected to the end body of the filter element and a second element of the positioning device is fixedly connected to the filter housing and the first element and the second element are configured so that they are suitable for installation of the Filter element must be inserted into each other in the filter housing, wherein the first element and the second element are adapted to each other so that they can be plugged into each other in only one way that uniquely dictates the orientation of the filter element in the filter housing.
- the filter element and the filter housing each have an element of a positioning device, which inevitably have to cooperate during installation of the filter element due to their particular arrangement and with which the filter element is simply defined when inserted into the filter housing.
- the two elements work together according to the key lock principle and prevent the filter element from being installed in the wrong orientation. It is also prevented that a wrong filter element, which does not have the required element of the positioning device can be installed in the filter housing.
- the connection of the two elements is simply done in the same operation as the insertion of the filter element in the filter housing.
- the positioning device can predetermine the orientation of the filter element with respect to the fluid flow in the filter housing, so that in the filter system after installation of the filter element reproducible fluid flow conditions are present.
- the first element may comprise a plug-in element which extends axially to a virtual axis of the filter element on the outside of the end body and is asymmetrical with respect to the axis
- the second element may comprise a receiving element, in which the Plug element can be positively inserted during installation of the filter element
- the first element may comprise a plug-in element with at least one eccentric gap which extends in the axial direction
- the second element may comprise a receiving element with at least one positioning strip, which is suitable in the To intervene gap.
- Such first and second elements can be easily made of plastic in particular. These are stable bodies that can easily be plugged into each other. The asymmetrical shape clearly indicates the position of the elements relative to each other.
- the first element and / or the second element may advantageously be conical on a side facing the respective other element.
- one of the elements may have on a side facing the other element at least one extending in the axial direction rib which rests against a corresponding opposite side of the other element. With the at least one rib, the accuracy is increased in the specification of the position of the filter element in the filter housing.
- a sensor in particular a hot-film air mass meter, can be provided in a further advantageous embodiment, which can be flowed through by the fluid.
- the object is inventively further solved in that a first element of a positioning device is fixedly connected to the end body of the filter element and the first element is adapted to a second element of the positioning device, which is fixedly connected to the filter housing, that the first element and the second element for installation of the filter element in the filter housing can be inserted into one another, wherein the first element and the second element can be inserted into one another in only one way, which unambiguously dictates the orientation of the filter element in the filter housing.
- the advantages of the filter element result from the above-mentioned advantages of the filter system accordingly.
- the filter element has a connecting means at a connection point, wherein the connecting means connects the star-shaped folded filter medium into a closed ring, and wherein the connecting means is positioned on the filter element, that it by means of the positioning means in a fixed, in particular low can be brought with flow applied housing portion.
- the connecting means is advantageously arranged at a defined location with respect to the positioning device. It has been found that the connecting means is a nonuniformity in the filter element, which, depending on the position in the filter housing, causes a slight m m e n o tio n of the m e n g e a n d e of the high-pressure air mass meter.
- connection point in a region of the housing, which is only slightly flowed through in comparison to other regions and in which the flow of the filter element is low, the advantage is achieved that the interference of the connecting means is minimized.
- the connecting means forms a radially inner or outer folding edge or in the region of a radially inner or outer folding edge.
- a filter element which comprises a zig-zag folded, connected at a junction to a ring filter medium and a particular lattice-shaped center tube with at least one parallel to the folding edges of the filter medium extending web, wherein the connection point is provided on a radially inwardly arranged fold tip and of the web (viewed radially from the interior of the filter element) is covered.
- the connection point arranged in this way has the advantage that in this area a reproducible flow obstruction takes place through the web of the central tube, which is only slightly influenced by the connection point located or arranged directly on the web.
- the male member is part of the central tube, i. one piece z. B. executed as a plastic injection molded part with this.
- the central tube is fixedly connected to the end body or the end plate of the filter element and has at one end a positioning device with respect to the rotational angle of the filter element unique assembly of the filter element in a filter housing. In this way it can be ensured that the connection point is always arranged at the same position in the filter housing.
- the filter medium at the connection point with a connecting means in particular an adhesive connection or a clamp or by means of a welded connection, in particular by ultrasonic welding, is connected.
- the central tube on a positioning mark for reproducibly adjacent to this positioning mark can be arranged connection point.
- the positioning mark is formed on the web as a radially outwardly facing groove, wherein the groove receives the connection point or the connecting means.
- Figure 1 shows schematically a section of an air filter system with a filter element which is arranged by means of a positioning device in a defined position in a filter housing;
- Figure 2 schematically in plan view a housing-side receiving element of
- FIG. 3 schematically shows an isometric detailed representation of the cut-open filter system from FIGS. 1 and 2 in the region of the receiving element in an early installation phase of the filter element;
- FIG. 4 is a schematic plan view of the detailed representation of the cut-open filter system from FIG. 3;
- FIG. 9 schematically shows a section of an air filter system with a second exemplary embodiment of a positioning device, which is similar to the positioning device from FIGS. 1 to 8, wherein a plug-in element of the positioning device additionally has four axially extending ribs;
- FIG. 10 is an isometric view of the air filter system from FIG. 9;
- Figure 1 1 shows schematically a section of an embodiment of an air filter system with a filter element, which is arranged by means of a positioning device in a defined position in a filter housing;
- FIG. 12 schematically shows a partial section of an embodiment of an air filter element
- FIG. 13 schematically shows a detail view of the filter element shown in FIG.
- FIG. 1 shows a filter system 10 for filtering intake air of an internal combustion engine.
- the filter system 10 comprises a filter housing 12 with a housing pot 14, in the figure 1 below, which is sealed with a lid 16.
- the lid 16 is releasably connected to the housing pot 14 in a manner not of further interest here.
- the housing pot 14 has an inlet not shown in FIG.
- the inlet is connected to a radially outer inlet region 18 of the housing pot 14.
- the air to be cleaned is supplied via the inlet and the inlet region 18.
- the lid 16 has an outlet port 19 through which the cleaned air is discharged.
- a filter element 20 is arranged in the filter housing 12.
- the filter element 20 has a star-shaped folded, total cylindrical filter medium 22 made of filter paper.
- the filter medium 22 is closed on the peripheral side.
- a coaxial center pipe 26 is arranged in the interior of the filter medium 22 in the interior of the filter medium 22, a coaxial center pipe 26 is arranged.
- the central tube 26 has four evenly distributed, axial to the filter medium 22 extending axial ribs.
- the axial ribs are integrally connected to each other via a plurality of annular circumferential ribs. At the axial ribs and the circumferential ribs, the purified air can flow past.
- each At both end sides of the central tube 26 each have an end plate 32 and 34, respectively, which cover the end faces of the filter medium 22.
- the front ends the filter medium 22 and the end plates 32 and 34 are densely potted with polyurethane (PUR) foam.
- PUR polyurethane
- the outlet-side end plate 32 in the figures 1 above, has an axis of symmetry 40 of the filter medium 22 coaxial opening 42.
- the air to be purified flows from the inlet portion 18 through the filter element 20 and cleaned via the outlet port 19 to the internal combustion engine.
- axial or “her” is used in the following, this refers to the symmetry axis 40 when the filter system 10 is mounted. The same applies to the individual components in disassembled state. In the direction of the axis of symmetry 40, the insertion of the filter element 20 in the filter cup 14 is also carried out.
- the inlet-side end plate 34 is closed in its center in the region of the interior of the filter medium 22.
- a plug-in element 36 of a generally designated by the reference numeral 38 positioning device is formed, which serves to align the filter medium 22 in the filter housing 12.
- the plug element 36 extends axially to the axis of symmetry 40.
- the plug element 36 has approximately the shape of a coaxial with the axis 40 cylinder.
- the cylinder is divided into two unequal parts by a gap 42 which extends eccentrically to the axis 40 and which extends in the axial direction.
- the plug-in element 36 is asymmetrical with respect to the axis 40 of the filter element 20.
- channel plug part 36a The smaller in the embodiment, during installation with a receiving channel portion 44a of a receiving element 44 described below, corresponding part of the plug element 36 is hereinafter referred to as "channel plug part 36a".
- the other part is drawn as "main plug 36b".
- the plug element 36 is conical in the region of its free end face.
- the thus realized game, indicated in the figure 4 by the double arrow 45, between the radially outer peripheral surface of the plug member 36 and a radially inner peripheral surface of a receiving cup 44c of the receiving element 44 facilitates the installation of the filter element 20 finding the correct orientation.
- On the radially outer peripheral side of the main male part 36b four ribs 46 are formed, which extend in the axial direction almost over the entire axial extent of the main male part 36b. Accordingly, an axially extending rib 48 is integrally formed on the radially outer peripheral side of the channel plug 36a.
- two main positioning wings 50 are arranged on the outside of the main plug 36b adjacent to the gap 42.
- the main positioning wings 50 extend in a plane parallel to the gap 42 on opposite sides of the main plug 36b.
- the main positioning wings 50 are chamfered on the free end face of the main plug 36b side facing.
- two channel positioning wings 52 are arranged next to the gap 42 and extend parallel to the main positioning wings 50.
- the receiving element 44 comprises a receiving cup 44 c, which is realized in a pedestal on the inside of the bottom of the filter cup 14.
- the receiving cup 44c is coaxial with the axis of symmetry 40 of the filter element 20.
- the pedestal is divided by a water drainage channel 54 into two unequal parts.
- the part hereinafter referred to as "receiving channel part 44a" of the receiving cup part forms the water drainage channel 54 with.
- the other, in the described embodiment, larger part is hereinafter referred to as "main receiving part 44b".
- the water drainage channel 54 extends in the axial direction over the entire extent of the pedestal. It runs straight and eccentric to the axis of symmetry 40 through the receiving cup 44c and interrupts the wall in two places.
- the bottom of the receiving cup 44c has a water discharge opening 56 in the receiving channel part 44a.
- the water drainage opening 56 passes through the bottom of the filter bowl 14.
- the wall of the receiving cup 44c projects beyond the end face of the pedestal in the axial direction.
- Two inner positioning strips 58a of the positioning device 38 are arranged in the interior of the receiving cup 44c.
- the inner positioning strips 58a lie in an eccentric plane parallel to the axis of symmetry 40 and extend toward the interior of the receiving cup 44c.
- radially outer sides of the inner positioning strips 58c are each bent at right angles twice and go radially outside the wall of the receiving cup 44c integrally into the axis of symmetry 40 facing inner wall of the water drainage channel 54 via. There, they each form a sectionally U-shaped wing receptacle 60 for the main positioning wings 50 of the plug element 36.
- the inner positioning strips 58a extend from the bottom of the receiving cup 44c to its edge.
- the contours of the receiving cup 44c go into the contours of the inner positioning strips 58a.
- the wing mounts 60 are each bounded by the inner wall of the water drainage channel 54 and the respective inner positioning strip 58a.
- the wing receivers 60 extend parallel to the water drainage channel 54 on opposite outer sides of the main receiving part 44b.
- the symmetry axis 40 facing away from the outer wall of the water drainage channel 54 is positively in two outer positioning strips 58b over.
- the outer positioning strips 58b are parallel to the inner positioning strips 58a.
- the outer positioning strips 58b connect integrally to the local portion of the receiving cup 44c on opposite sides.
- the plug-in element 36 and the receiving element 44 must be inserted into one another in a form-fitting manner in order to install the filter element 20 in the filter pot 14.
- the insertion of the plug element 36 is shown in four successive phases.
- the plug-in element 36 and the receiving element 44 are adapted to one another in such a way that they engage in one another in only one way. can be inserted, which clearly dictates the orientation of the filter element 20 in the filter housing 12 and thus also with respect to the fluid flow.
- the channel positioning wings 52 engage in the water drainage channel 54 and the main positioning wings 50 in the wing mounts 60 of the receiving element 44 a form-fitting.
- the inner positioning strips 58a engage in the correctly mounted state of the filter element 20 in a form-fitting manner into the gap 42 of the plug element 36.
- the outer walls of the plug element 36 then abut inner walls of the receiving element 44.
- a hot-film air mass meter (HFM 62) is arranged, which is flowed through by the purified air. Due to the unambiguous positioning of the filter element 20 in the filter housing 12, the flow rate of the air with the HFM 62 can be determined reproducibly.
- a plug-in element 136 which is otherwise similar to the plug-in element 36, has two additional ribs 164a and 164b at its walls delimiting a gap 142, which extend in the axial direction.
- the ribs 164a of a channel plug part 136a of the plug element 136 are arranged radially further out with respect to the axis of symmetry 40 than the ribs 164b of a main plug part 136b.
- each of the inner positioning strips 58a of the receiving element 46 bears on each of the additional ribs 164a of the channel plug part 136a and one of the ribs 164b of the main plug part 136b on opposite sides.
- FIG. 11 shows a sectional view of a filter system with a viewing direction along the central axis of a round, star-shaped folded filter element 20.
- the filter housing 12 has an inlet port 17, through which flows in the inflow direction 230 substantially tangentially to the filter element 20 to be cleaned air. Dominated by the inflow direction 230, the air flows around the filter element before it passes through this distributed over the circumference.
- the flow velocity is lowest, as a result of which the filter element 20 is subjected to the least load in this area.
- the connecting means is arranged, which forms the filter medium annularly.
- FIGS. 12 and 13 show an advantageous embodiment of the filter element 20 used in FIG. 11.
- the filter element 20 comprises a star-shaped filter bellows 232 formed from a filter medium, which is connected to two end disks 34, a seal 228 being arranged on an end disk, which surrounds the outlet opening of the filter element and is connectable to the outlet port 1 9 of the housing 12.
- the other end plate is fixedly connected to the central tube 26 and the plug-in element 36 integrally formed therewith.
- the central tube 26 has a web 220 with a radially outwardly facing groove 224, in which the bellows 232 annularly together closing clamp 216 is arranged, which forms a radially inner fold edge 210.
- connection means 214 may also be provided at the connection point 212, in particular an adhesive connection or a welded connection. Since these too have flow characteristics other than untreated filter medium, such an arrangement of joint 212 has the same advantages as using a staple 216.
- Groove 224 also forms the positioning mark 222 which indicates the location for joint 212 for assembly.
- the invention is not limited to filter systems 10 for intake air of an internal combustion engine. Rather, it can also be used in filter systems for the filtration of other types of liquid or gaseous fluids, such as oil, fuel, water or compressed air.
- the filter systems are not limited to internal combustion engines.
- the receiving element 44 at its the plug element 36; 136 facing edge be conical.
- the filter medium 22 may also be folded in a non-star-shaped manner. It may also be a filter medium curved only in the form of a cylinder, whose circumferential edges are connected.
- filter paper instead of filter paper, a different type of filter medium, for example a nonwoven, can also be used.
- filter medium for example a nonwoven
- end plates 32 and 34 may be provided only at one end face of the filter element 20, an end plate. It can also be used different end body.
- the end bodies can also be formed only by the PUR foam or another adhesive and / or sealant.
- One of the end body may also be formed from the plug element at least with or even consist of this.
- the end faces of the filter medium 22 may be glued or potted with a different type of adhesive or cast material.
- HFM 62 instead of or in addition to the HFM 62, another type of sensor, for example a pressure or temperature sensor, can be arranged to flow against the cleaned air in the filter housing 12, in particular in the outlet connection 19.
- a pressure or temperature sensor can be arranged to flow against the cleaned air in the filter housing 12, in particular in the outlet connection 19.
- the filter medium 22 may have the shape of another coaxial rotating body instead of a total cylindrical. It can also be frustoconical.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112010004781.2T DE112010004781B4 (de) | 2009-10-21 | 2010-10-21 | Filtersystem und filterelement zur filtrierung von fluiden |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200910050259 DE102009050259A1 (de) | 2009-10-21 | 2009-10-21 | Filtersystem und Filterelement zur Filtrierung von Fluiden |
DE102009050259.9 | 2009-10-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011048197A1 true WO2011048197A1 (de) | 2011-04-28 |
Family
ID=43127153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/065909 WO2011048197A1 (de) | 2009-10-21 | 2010-10-21 | Filtersystem und filterelement zur filtrierung von fluiden |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE102009050259A1 (de) |
WO (1) | WO2011048197A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2545975A1 (de) * | 2011-07-14 | 2013-01-16 | Robert Bosch GmbH | Fügevorrichtung für ein Filterlelement, Stützvorrichtung mit der Fügevorrichtung und Filteranordnung mit der Stützvorrichtung |
WO2012172020A3 (de) * | 2011-06-17 | 2013-02-28 | Mahle International Gmbh | Filterelement und filtereinrichtung |
WO2018091437A1 (de) * | 2016-11-15 | 2018-05-24 | Mann+Hummel Gmbh | Luftfiltergehäuse und luftfilter |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202013105720U1 (de) * | 2013-12-17 | 2015-03-18 | Rehau Ag + Co | Luftfilteraufnahme aus einem thermoplastischen Kunststoffmaterial zum Einbau in den Motorraum eines Kraftfahrzeuges |
DE102016005353A1 (de) | 2016-05-03 | 2017-11-09 | Mann+Hummel Gmbh | Hohlfilterelement, insbesondere zur Gasfiltration |
BR112019004602A2 (pt) * | 2016-09-15 | 2019-06-11 | Mahle Int Gmbh | filtro de ar |
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DE19746751A1 (de) * | 1997-10-23 | 1999-04-29 | Knecht Filterwerke Gmbh | Ringzarge mit Klemme für Papiersternenden |
DE19913181A1 (de) * | 1999-03-24 | 2000-09-28 | Mann & Hummel Filter | Filter mit topfförmigem Gehäuse und Rundfilterpatrone |
DE19933163A1 (de) * | 1999-07-20 | 2001-02-08 | Hydac Filtertechnik Gmbh | Filterelement mit Schweißverbindungsclip und Vorrichtung zum Herstellen desselben |
EP1591653A1 (de) * | 2004-04-30 | 2005-11-02 | Dr.Ing. h.c.F. Porsche Aktiengesellschaft | Luftfilterpatrone für ein Lufteinlasssystem einer Brennkraftmaschine |
US20090071111A1 (en) * | 2007-06-14 | 2009-03-19 | Donaldson Company, Inc | Crankcase ventilation filter arrangments; components; and, methods |
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WO2004039476A1 (en) * | 2002-10-28 | 2004-05-13 | Donaldson Company, Inc. | Air cleaner; replaceable filter cartridges; and, methods |
DE202004020174U1 (de) * | 2004-12-23 | 2005-03-17 | Mann & Hummel Gmbh | Luftfilter |
DE202006005012U1 (de) * | 2006-03-29 | 2007-08-09 | Hengst Gmbh & Co.Kg | Luftfilter und Filtereinsatz |
DE502008003057D1 (de) * | 2007-12-07 | 2011-05-12 | Mann & Hummel Gmbh | Filtereinrichtung zur filtration gasförmiger fluide, insbesondere luftfilter für brennkraftmaschinen |
-
2009
- 2009-10-21 DE DE200910050259 patent/DE102009050259A1/de not_active Ceased
-
2010
- 2010-10-21 DE DE112010004781.2T patent/DE112010004781B4/de active Active
- 2010-10-21 WO PCT/EP2010/065909 patent/WO2011048197A1/de active Application Filing
Patent Citations (5)
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DE19746751A1 (de) * | 1997-10-23 | 1999-04-29 | Knecht Filterwerke Gmbh | Ringzarge mit Klemme für Papiersternenden |
DE19913181A1 (de) * | 1999-03-24 | 2000-09-28 | Mann & Hummel Filter | Filter mit topfförmigem Gehäuse und Rundfilterpatrone |
DE19933163A1 (de) * | 1999-07-20 | 2001-02-08 | Hydac Filtertechnik Gmbh | Filterelement mit Schweißverbindungsclip und Vorrichtung zum Herstellen desselben |
EP1591653A1 (de) * | 2004-04-30 | 2005-11-02 | Dr.Ing. h.c.F. Porsche Aktiengesellschaft | Luftfilterpatrone für ein Lufteinlasssystem einer Brennkraftmaschine |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012172020A3 (de) * | 2011-06-17 | 2013-02-28 | Mahle International Gmbh | Filterelement und filtereinrichtung |
JP2014518150A (ja) * | 2011-06-17 | 2014-07-28 | マーレ インターナショナル ゲゼルシャフト ミット ベシュレンクテル ハフツング | フィルタエレメントおよびフィルタ装置 |
US9394861B2 (en) | 2011-06-17 | 2016-07-19 | Mahle International Gmbh | Filter element and filter device |
EP2545975A1 (de) * | 2011-07-14 | 2013-01-16 | Robert Bosch GmbH | Fügevorrichtung für ein Filterlelement, Stützvorrichtung mit der Fügevorrichtung und Filteranordnung mit der Stützvorrichtung |
WO2018091437A1 (de) * | 2016-11-15 | 2018-05-24 | Mann+Hummel Gmbh | Luftfiltergehäuse und luftfilter |
DE112017005734B4 (de) | 2016-11-15 | 2023-03-23 | Mann+Hummel Gmbh | Luftfiltergehäuse und Luftfilter |
Also Published As
Publication number | Publication date |
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DE112010004781B4 (de) | 2017-05-24 |
DE102009050259A1 (de) | 2011-05-12 |
DE112010004781A5 (de) | 2012-10-18 |
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