WO2014202450A1 - Filterelement, filtergehäuse eines luftfilters und luftfilter - Google Patents
Filterelement, filtergehäuse eines luftfilters und luftfilter Download PDFInfo
- Publication number
- WO2014202450A1 WO2014202450A1 PCT/EP2014/062199 EP2014062199W WO2014202450A1 WO 2014202450 A1 WO2014202450 A1 WO 2014202450A1 EP 2014062199 W EP2014062199 W EP 2014062199W WO 2014202450 A1 WO2014202450 A1 WO 2014202450A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter
- housing
- air
- support
- axis
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02475—Air cleaners using filters, e.g. moistened characterised by the shape of the filter element
- F02M35/02483—Cylindrical, conical, oval, spherical or the like filter elements; wounded filter elements
-
- 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
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
-
- 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
-
- 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
- B01D46/24—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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
- F02M35/0202—Manufacturing or assembling; Materials for air cleaner housings
- F02M35/0203—Manufacturing or assembling; Materials for air cleaner housings by using clamps, catches, locks or the like, e.g. for disposable plug-in filter cartridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/0201—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof
- F02M35/0204—Housings; Casings; Frame constructions; Lids; Manufacturing or assembling thereof for connecting or joining to other devices, e.g. pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
- F02M35/02425—Support structures increasing the stability or stiffness of the filter element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02416—Fixing, mounting, supporting or arranging filter elements; Filter element cartridges
- F02M35/02433—Special alignment with respect to the air intake flow, e.g. angled or in longitudinal flow direction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
- F02M35/02441—Materials or structure of filter elements, e.g. foams
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2275/20—Shape of filtering material
- B01D2275/201—Conical shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
- B01D2275/20—Shape of filtering material
- B01D2275/208—Oval shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/08—Air cleaners with means for removing dust, particles or liquids from cleaners; with means for indicating clogging; with by-pass means; Regeneration of cleaners
- F02M35/09—Clogging indicators ; Diagnosis or testing of air cleaners
Definitions
- Filter element filter housing of an air filter and air filter
- the invention relates to a filter element of an air filter, in particular an internal combustion engine, in particular a motor vehicle, in particular a commercial vehicle, with at least one filter medium for filtering air, which at least partially surrounds an element interior with respect to an element axis and in an apparent filter housing, the at least one Inlet for air to be cleaned and at least one outlet for purified air, can be interchangeably arranged so that it separates the at least one inlet from the at least one outlet.
- the invention relates to a filter housing of an air filter, in particular an internal combustion engine, in particular a motor vehicle, in particular a utility vehicle, which is apparent, which has at least one inlet for air to be cleaned and at least one outlet for purified air and in the at least one filter element, in particular one Inventive filter element, with at least one filter medium for filtering air, which at least partially surrounds an element interior with respect to an element axis, can be interchangeably arranged so that it separates the at least one inlet from the at least one outlet.
- an air filter in particular an internal combustion engine, in particular a motor vehicle, in particular a utility vehicle, which is apparent, which has at least one inlet for air to be cleaned and at least one outlet for purified air and in the at least one filter element, in particular one Inventive filter element, with at least one filter medium for filtering air, which at least partially surrounds an element interior with respect to an element axis, can be interchangeably arranged so that it separates the at least one inlet from the at least one outlet.
- the invention relates to an air filter, in particular an internal combustion engine, in particular a motor vehicle, in particular a utility vehicle, with an apparent filter housing having at least one inlet for air to be cleaned and at least one outlet for purified air and in the at least one filter element with at least one filter medium for filtering air, which at least partially surrounds an element interior with respect to an element axis, is arranged interchangeably so as to separate the at least one inlet from the at least one outlet.
- An air filter known from the market of an air intake tract of an internal combustion engine of a motor vehicle has a filter housing composed of a housing pot and a housing cover.
- the housing cover is removable from the housing pot to open the filter housing.
- the filter housing has an inlet for air to be cleaned and an outlet for cleaned air.
- a round filter element is disposed so as to separate the inlet from the outlet.
- the round filter element has a filter medium for filtering the air, which surrounds an element interior circumferentially closed with respect to an element axis.
- the filter element is arranged interchangeably in the filter housing.
- the invention has for its object to design a filter element, a filter housing of an air filter and an air filter of the type mentioned in which a positioning and / or holding the filter element in the filter housing improved, in particular simplified, can be.
- the filter element on an outer side facing away from the element interior at least one axial end side with respect to the element axis at least one element-side support element comprising at least one element support portion, at least in the installed state of the filter element in the filter housing on his
- the element interior axially facing away from the end face has a deviating from a flat surface surface course.
- the end face of the at least one element support section has an uneven surface course.
- the at least one element support section can at least partially support at least axially with respect to the element axis against a corresponding surface of an axial end side of at least one corresponding housing support section of the filter housing.
- the uneven surface course allows a more versatile support than a flat surface course.
- the filter element Due to the arrangement of the at least one support element on the front-side outer side, the filter element can have a total axial construction. So it can be arranged to save space in the filter housing
- the filter element can advantageously be clamped and held in the axial direction between two opposite housing support sections of the filter housing.
- the axial end face of the at least one housing support section may have a surface course deviating from a flat surface.
- the peculiar surface curves at the end faces of the at least one housing support portion and the at least one element support portion adapted to each other.
- the corresponding end face of the at least one housing support section may advantageously have a surface course that is suitable, in particular complementary, to the end face of the at least one element support section.
- the at least one element support section and the at least one housing support section can engage in a form-fitting manner. They can thus interact better with respect to the element axis in the axial direction and / or radial direction and / or in the circumferential direction in a force-transmitting manner.
- the at least one element support section and the at least one housing support section can advantageously interlock. So the adhesion can be further improved.
- the surfaces on the end faces of the at least one element support section and the at least one housing support section can lie against one another at least in sections as far as possible without play.
- the support with respect to different spatial directions can be further improved.
- On an additional with respect to the element axis / housing axis radial and / or circumferential support the peripheral sides of the filter element can be omitted if necessary. If an additional radial support of the filter element is present, a radial support by means of the at least one housing support portion and the at least one element support portion is not required.
- An axial support, in particular at a tip of the housing support section / element support section, is sufficient there.
- the at least one housing support portion may extend axially relative to a housing axis of the filter housing.
- the housing axis may advantageously be parallel, axial or coaxial with the element axis.
- the air filter can be constructed as a whole coaxially.
- the space requirement of the air filter can be further reduced.
- the element axis and / or the housing axis can advantageously extend axially relative to a mounting direction of the filter element relative to the filter housing, in particular relative to a housing part with the at least one housing support section.
- the filter element can be easily inserted into the filter housing in the axial direction.
- the filter element can be inserted in the axial direction into a corresponding housing part, in particular a housing pot.
- one of the housing parts, in particular the housing cover can be inserted in the axial direction onto the filter element and the other housing part.
- the at least one support element can additionally be supported in relation to the element axis radial direction and / or circumferential direction in the filter housing.
- the filter element can be better positioned and / or held with respect to further spatial directions.
- the at least one support element and the at least one housing support section can not have a sealing function.
- the support function and the possible sealing function can be separated from each other and optimized respectively.
- a corresponding sealing function can be assigned to at least one other component pairing, which is separate from the at least one support element and the at least one housing support section, and optimized for itself.
- the at least one support element made of elastic material, in particular plastic, in particular polyurethane (PUR), be or have such material.
- Polyurethane can simply be connected directly or indirectly by means of a corresponding connecting body, in particular a terminal body or an end disk, to which at least one filter medium is connected.
- the least At least one support element may advantageously be foamed on or on the filter medium or the connecting body.
- the at least one support element rigid material in particular plastic, at least have or consist of this.
- a plurality of identical or different support elements may be arranged on one of the end sides of the filter element.
- the support can be further improved.
- tilting of the filter element with respect to the element axis can be prevented.
- the element interior can be closed on the end face of the filter element on which the at least one support element is located.
- a flow of air from the element interior or in the element interior can be prevented there. So it can be achieved that the air must flow through the filter medium.
- the air can pass through the filter medium from radially outside to radially inside into the element interior or in the opposite direction out of this.
- the air can flow through a corresponding flow opening on the at least one support element axially opposite end face of the filter element in the element interior or out of it.
- the filter element can advantageously be a hollow filter element, in particular a round filter element with a round cross section, an oval round filter element with an oval cross section, a flat oval round filter element with a flattened oval cross section, a conical round filter element, in which the round cross section in the axial Direction tapered to the main axis, a conical-oval round filter element in which the oval cross section tapers in the axial direction at least in the direction of a transverse axis, a conical flat-oval round filter element, in which the flat-oval cross-section in the axial direction at least in the direction of a transverse axis tapered, or a hollow filter element with a different, in particular an angular, cross-section and / or a different axial cross-sectional profile in the direction of the main axis act.
- the filter medium may advantageously be circumferentially closed or open with respect to the element axis.
- the filter medium may in particular be star-shaped, preferably zigzag-shaped or wavy, folded or bent.
- the filter medium may also be unfolded or unbent.
- the filter medium can be filter paper, filter fleece or a different type of filter medium suitable for filtering air.
- the filter medium can be single-layered or multi-layered.
- the filter element may advantageously have a support body, in particular a support tube. With the support body, the stability of the filter element, in particular of the filter medium can be increased.
- the support body can advantageously be located in the element interior. It is also possible to provide a support body which surrounds the filter medium radially on the outside.
- a peripheral wall of the support body may advantageously be permeable to air.
- the peripheral wall can advantageously skeleton- be like or lattice-like.
- the support body may advantageously be made of plastic.
- the filter medium can advantageously be supported on the support body.
- the air filter may advantageously be part of an air intake tract of an internal combustion engine. It can serve for the purification of combustion air, which is supplied to the internal combustion engine.
- the invention is not limited to an air filter of an air intake tract of an internal combustion engine of a motor vehicle, in particular of a commercial vehicle. Rather, it can also be used in other types of air systems of motor vehicles.
- the air filter may also be a cabin air filter. The air filter can also be used outside the automotive industry, especially in industrial engines.
- the air filter may be part of an air intake system of a commercial vehicle, in particular a truck, a bus, a construction machine or an agricultural machine.
- the air intake system can advantageously be located on a vertical wall, in particular a rear side, of a driver's cab of a commercial vehicle.
- the at least one element support section may have at least one element-side form-fitting section for the positive connection with at least one corresponding housing-side form-fitting section or at least with it.
- the at least one element-side form-fitting section may comprise at least one surface section, in particular teeth, waves and / or steps, which can act with at least one direction component axially and / or at least one direction component parallel and / or at least one direction component circumferentially to the element axis force-transmitting.
- the at least one element-side form-fitting section and the at least one housing-side form-fitting section can advantageously engage with one another in a form-fitting manner, in particular with one another.
- the cooperating form-fitting sections may have corresponding elevations and depressions, which can engage in a form-fitting manner.
- the at least one element-side Ab spin- ment at least one with respect to the element axis extending circumferentially element support portion.
- the at least one element support section may advantageously have a cylindrical or conical shape. Such a shape may allow optimum transfer of force from the at least one member support portion to the at least one housing support portion radially to a major axis of the at least one element support portion.
- the at least one element support section can advantageously have an oval, flat-oval, round or angular cross-section.
- the at least one element support section may be circumferentially closed with respect to the element axis. He may also have interruptions.
- the element interior facing away from the end face of the at least one, in particular extending circumferentially, element support portion may have an alternating, in particular wave-like and / or step-like and / or jagged, surface profile.
- the at least one element-side Ab spin- ment at least one with respect to the element axis central, in particular with respect to the element axis coaxial or eccentric, element support portion, in particular with at least one recess and / or at least one increase.
- the at least one element supporting portion may be at least partially pyramidal, cross-shaped, conical, cylindrical, barrel-shaped and / or (half) spherical and / or uneven in shape on the front side.
- the at least one element support section may taper in the form of an increase axially relative to the element axis away from the element interior.
- the at least one element support section in the form of a depression can taper towards the element interior.
- the bringing together with at least one corresponding housing support section can thus be simplified.
- the tip of a pyramidal, conical or the like depression to the element interior show.
- the tip may point away from a pyramidal, conical or the like elevation away from the element interior.
- the at least one element supporting section in particular the frontal surface course
- the at least one housing support section in particular the frontal surface course, realized separately from the filter element, in particular prefabricated, be.
- the at least one element support portion and / or the at least one housing support portion in particular the respective end surface course, even in non-installed state of the filter element, as well as with a separate filter element and filter housing prior to installation or after removal exist.
- the shape of the at least one element support section and / or the at least one housing support section may be predetermined.
- the shape of the at least one element support section and / or the at least one housing support section can therefore not arise only during or by bringing the at least one element support section together with the corresponding at least one housing support section. In this way, a force in bringing together the at least one element support portion and the at least one housing support portion can be reduced.
- the at least one element support section and the at least one housing support section can thus serve as a positioning aid for positioning the filter element in the filter housing.
- the at least one element support section can be realized in the production of the at least one support element.
- the at least one housing support section can be realized in the manufacture of the housing or housing part, in particular of the housing cover.
- the at least one support element and / or the housing can each be molded from plastic, in particular injection-molded or cast.
- At least one element support section may be formed by means of at least one corresponding housing support section or vice versa.
- the at least one element support portion and / or the at least one housing support portion may be made of a moldable and / or soft, in particular elastic material.
- the surface profile of the corresponding end face of the housing support portion can be pressed or buried in the moldable material of the at least one element support portion and so form the ele- ment side surface course. Accordingly, the surface profile of the end face of the element support section can be pressed or buried in the optionally moldable material of the at least one housing support section and thus form the housing-side surface course.
- an element-side support element can be arranged centrally, in particular coaxially, with respect to the element axis on the end face of the filter element.
- the filter element can be supported centrally. In this way, uniform support of the filter element on / in the filter housing can take place with only one support element and only one corresponding housing support section. Thus, the support can be realized with a small footprint of the components required for this purpose in the filter housing.
- the at least one element-side support element can be coaxial with the element axis.
- the at least one element-side support element can be displaced relative to the element axis, in particular eccentrically, arranged in the region of the center of the end face of the filter element.
- at least one same or different support element may be provided on the filter element with at least one corresponding housing support section on the housing.
- the at least one additional or alternative support element can be arranged circumferentially with respect to the element axis on the end face on which the at least one central support element is located.
- the at least one additional or alternative support element can advantageously be arranged in an edge region of the end face.
- the at least one additional or alternative support element can support the filter element with respect to the element axis in the axial, radial and / or circumferential direction against the corresponding additional housing support sections.
- the at least one additional or alternative support element can advantageously be at least one web.
- the at least one additional or alternative support element may advantageously be elastic. So it can also contribute to a tolerance compensation and / or to a vibration damping.
- the at least one additional or alternative support element may also be rigid.
- at least one element-side support element may be arranged on an end body, in particular an end plate, of the filter element.
- the end body in particular the end disk, with the at least one support element facing an inlet space portion of the filter housing for air to be cleaned.
- the inlet space portion may be advantageously connected to the at least one inlet.
- the at least one support element may be located on the raw air side of the filter medium.
- the filter medium With the at least one end body, the filter medium can be stabilized. Furthermore, the filter medium can be sealed at the end face with the at least one end body.
- the at least one end body may advantageously be made of plastic or have plastic. It may advantageously be glued to the end face of the filter medium, welded or otherwise tightly connected in any other way.
- the material of which the end body consists can advantageously also be foamed or foamed onto the end face of the filter medium.
- the at least one support element can advantageously be firmly connected to the at least one end body.
- the at least one support element may be integrally connected to the at least one end body.
- the at least one support element and the at least one end body can advantageously be integrally formed, in particular made of plastic, or realized as a two-component component.
- the at least one support element may in particular be adhesively bonded, welded, foamed or otherwise firmly connected to the end body as a separate component.
- the at least one support element may additionally or alternatively be connected to the end body by means of a particularly mechanical connection, in particular a latching connection, a snap connection or in some other way.
- the at least one support element may be detachably or non-detachably connected to the end body.
- a seal may be disposed on the end face of the filter medium opposite the at least one support element between the filter element and the filter housing. With the seal, the filter element can be sealed in the axial and / or radial direction against the filter housing.
- the seal can also have a support function.
- the filter medium can be supported by the seal in the axial and / or radial direction against the filter housing.
- the seal can serve as an abutment for the at least one support element in the axial direction.
- the filter element can thus be clamped between the seal and the at least one support element.
- the seal may be made of an elastic material, in particular polyurethane, in particular a polyurethane foam, or comprise such a material.
- the seal can be connected to the filter element, in particular belong to this.
- the seal can be connected to an end body, in particular an end disk, of the filter element.
- the seal may advantageously be realized in one piece with the end body.
- the seal can advantageously cooperate with a corresponding housing-side sealing surface.
- the housing-side sealing surface may advantageously be arranged in a housing pot of the filter housing.
- the filter housing in that at least one housing support section is arranged on the side of the filter housing, which extends at least in the installed state of the at least one filter element in the filter housing at least one with respect to a housing axis which is parallel or axially to the element axis when assembled air filter, axially facing the filter element facing end side has a deviating from a flat surface surface course.
- the at least one housing support portion may extend in the axial direction with respect to the housing axis.
- the at least one housing support portion may be cylindrical or conical. It can be coaxial with the housing axis.
- the at least one housing support portion may have at least one groove on its end facing the filter element.
- An outer edge surrounding the groove may have the peculiar course of surface deviating from a flat surface.
- An inner edge surrounded by the groove may have the same or similar surface course.
- the at least one element support portion corresponding to at least one groove.
- the at least one housing support portion / element support portion in its center optionally surrounded by the inner edge, having an inner surface.
- the inner surface can be compared to the peculiarêtnverincomen the possible outer edge and / or the possible inner edge with respect to the housing axis / axis element axially offset back and / or above.
- the at least one housing support portion have an axially tapered to the housing axis end face, which can form the peculiar surface course.
- the peculiar surface course on the at least one housing support section can be realized as a negative, ie as a depression.
- the at least one housing support portion may have a conical or pyramidal projection.
- the conical or pyramidal housing support portion may advantageously engage in a corresponding conical or pyramidal recess or depression of the corresponding element support portion of the filter element.
- the element support section may have the conical or pyramidal projection and the housing support section may have the corresponding recess or depression.
- element support sections / housing support sections with cross-like sections can be realized similarly to Philips screws or Pozidriv screws.
- different, in particular the above-explained peculiar surface curves at the end faces of the at least one housing support portion and / or the at least one element support portion can be combined.
- the inner edge of the groove of the at least one housing support portion / element support portion can merge into the inner surface.
- a support can be made both on the support contour of the groove and on the inner surface.
- the filter housing can be composed of at least two housing parts.
- the two housing parts can advantageously be completely or partially separated from each other for opening the filter housing.
- One of the housing parts may in particular be a housing pot.
- the at least one filter element can be accommodated in particular for the most part.
- the housing pot may advantageously be coaxial with the housing axis. It can advantageously have a housing opening coaxial with the installation opening for the at least one filter element.
- the at least one filter element can be easily installed in the axial direction with respect to the housing axis through the mounting hole in the housing pot.
- Another housing part may advantageously be a housing cover. With the housing cover, the mounting hole of the housing pot and thus the filter housing can be closed.
- the at least one inlet and the at least one outlet may be located in the same or different housing parts.
- a particularly smaller part of the at least one filter element protrude into the housing cover.
- the at least one housing support portion may advantageously be located on one of the housing parts.
- the at least one housing support portion may be located on the housing cover.
- This housing support section may optionally interact with a corresponding centrally arranged element-side support element.
- the at least one housing support section may be a kind of pillar or dome, which may comprise or be part of it.
- the at least one housing support portion may be located at the free end of the pillar or dome.
- the pillar or dome may be connected to the filter housing, in particular the housing cover. It may in particular be integrally connected to the filter housing.
- the pillar or dome can be hollow. In this way, material and weight can be saved. Furthermore, a hollow pillar or dome can simply be realized and / or demolded, in particular, by a molding process, in particular made of plastic.
- the pillar or dome may advantageously extend through a space portion of the filter housing.
- the at least one filter element can be supported in a distance bridged by the pillar or dome to a corresponding housing wall of the filter housing, in particular of the housing cover.
- the space portion can be traversed by air during operation of the air filter.
- the space section may be an inlet space section or an outlet space section.
- a plurality of counter-support sections can be arranged on the side of the filter housing.
- the counter-support sections can advantageously be assigned to corresponding support elements on the side of the at least one filter element.
- the technical problem is also solved in the air filter according to the invention in that it has at least one inventive filter element and / or a filter housing according to the invention up.
- the at least one support element and the at least one mating support section can be arranged on a blank air side of the at least one filter element.
- a gap can be realized between the at least one filter element in the region of the end face with the at least one support element and an inner wall of the filter housing radially surrounding the at least one filter element.
- air can enter into or out of the space radially surrounding the filter medium.
- the inflow side of the filter medium may be located in the element interior or on the radially outer peripheral side of the at least one filter element. Accordingly, the air flow can flow axially to the element axis from the downstream side of the filter medium into a corresponding outlet space portion of the filter housing.
- an inlet-side inlet space portion, an element space portion in which the at least one filter element is arranged, and an outlet-side outlet space portion of the Filter housing is linear and along the flow path of the air through the air filter can be arranged one behind the other.
- an axial flow of air to the upstream side of the filter medium can be easily realized.
- an axial outflow of the filtered air from the clean air side of the at least one filter element can thus be achieved. Any pressure differences between the clean air side and the unfiltered air side can thus be reduced.
- a main flow direction of the air from the inlet space portion through the element space portion into the outlet space portion may be substantially axial to the element axis.
- FIG. 1 shows a first longitudinal section of an air filter of an internal combustion engine of a commercial vehicle with an exchangeable flat-oval round filter element according to a first embodiment
- FIG. 2 shows a second longitudinal section of the air filter from FIG. 1 along a sectional plane perpendicular to the sectional plane from FIG. 1;
- FIG. 3 shows the round filter element in the longitudinal section from FIG. 1;
- FIG. 4 shows the round filter element in the longitudinal section from FIG. 2;
- Figure 5 is an isometric view of the round filter element of Figures 1 to 4;
- Figure 6 is an isometric view of the open housing pot of the air filter of the figures
- Figure 7 is an isometric view of a housing cover of the air filter of Figures 1 and 2;
- FIG. 1 shows an air filter 10 of an internal combustion engine of a utility vehicle according to a first embodiment in a first longitudinal section.
- the air filter 10 is arranged in an otherwise not shown air intake tract of the internal combustion engine. It serves to purify combustion air, which is supplied to the internal combustion engine for combustion.
- the air filter 10 includes an apparent filter housing 12.
- the filter housing 12 is flat-oval.
- the filter housing 12 is flattened in relation to an oval filter housing with an approximately elliptical cross section in the direction of its short transverse axis.
- FIG. 1 shows the section along a long transverse axis of the filter housing 12.
- FIG. 2 shows the air filter 10 in a second longitudinal section along a short transverse axis of the filter housing 12.
- the filter housing 12 has a housing pot 14, left in Figures 1 and 2.
- the housing pot 14 has an installation opening 16, in FIGS. 1 and 2 on the right, for installation of a filter element 18.
- the open housing pot 14 with the filter element 18 is shown in FIG.
- the installation opening 16 is closed by a housing cover 20, in FIGS. 1 and 2 on the right.
- the housing cover 20 alone is shown in FIG.
- the housing pot 14 has a filtered air outlet 22 leading out of an outlet space portion 24 of the housing pot 14.
- the outlet 22 is connected outside the filter housing 12 via not shown air lines to the internal combustion engine.
- the housing cover 20 has an inlet 26 for air to be filtered, which opens into an inlet space portion 28 of the housing cover 20 and is connected outside of the filter housing 12 with the environment.
- the filter element 18 is disposed in an element space portion 30 of the housing pot 14 so as to separate the inlet 26 from the outlet 22.
- the element space portion 30 is located in a linear arrangement between the inlet space portion 28 and the outlet space portion 24.
- the inlet space portion 28, the element space portion 30 and the outlet space portion 24 are arranged axially of an axis 32 one behind the other.
- the axis 32 coincides in the embodiment with a housing axis of the filter housing 12 and an element axis of the built-filter element 18 together.
- the axis 32 also coincides with an installation direction, in which the filter element 18 can be inserted into the housing pot 14 and removed therefrom.
- the axle 32 also coincides in the embodiment with a mounting direction, in which the housing cover 20 is mounted on the housing cover 14.
- the mounting opening 16 surrounds the axis 32 circumferentially.
- the housing pot 14 has a circumferentially closed sealing surface 34.
- the sealing surface 34 extends in the radial direction.
- the sealing surface 34 faces the housing cover 20.
- the radially inner cross section of the element space section 30 is larger than a radially outer cross section of the sealing surface 34.
- Anströmringraum 38 is realized between a radially outer peripheral side of the filter element 18 and the radially inner peripheral side of the element space portion 30, a Anströmringraum 38 is realized.
- the Anströmringraum 38 is separated by means of the seal 36 of the outlet space portion 24.
- the inflow annular space 38 is connected to the inlet space section 28 via a circumferential gap 40.
- the inlet space section 28 and the inflow annular space 38 are located on the unfiltered air side of the filter element 18.
- a support post 42 is arranged in the housing cover 20.
- the pillar 42 is integrally connected to the housing cover 20.
- the support post 42 is coaxial with the axis 32, that is coaxial with the housing axis. He is centrally located with respect to the housing axis.
- the supporting pillar 42 extends through the inlet space section 28 from an inner side of the housing cover 20 facing the filter element 18 to the inlet-side end side of the filter element 18.
- the supporting pillar 42 is located on the unfiltered air side of the filter medium 46.
- a coaxial radially outer housing support section 44 is arranged which extends circumferentially relative to a main axis of the support post 42, that is to say to the axis 32 and to the housing axis.
- the radially outer housing support portion 44 has the shape of an oval circumferentially closed path in the axial plan view.
- the long transverse axis of the oval lies in the drawing plane of Figure 1, the short transverse axis is perpendicular to the local plane.
- An end face of the radially outer housing support section 44, facing the filter element 18, has a wavy surface course that deviates from a flat surface and is viewed from the side.
- a central pyramid-shaped radially inner housing support portion 45 Radially within the radially outer housing support portion 44, the free end of the support post 42 on the front side a central pyramid-shaped radially inner housing support portion 45.
- the top of the straight pyramid is located on the axis 32 and points to the filter element 18.
- the height axis of the pyramid is coaxial with the axis 32.
- the pyramid has a rectangular base. The long side of the base extends parallel to the long transverse axis of the radially outer housing support portion 44.
- the four side surfaces of the pyramid form the filter element 18 facing end side of the radially inner housing support portion 45.
- the end face of the radially inner housing support portion 45 thus has a deviating from a flat surface surface profile ,
- the filter element 18 is shown in FIGS. 3 to 5 in different detail views.
- the filter element 18 is a conical flat-oval round filter element.
- the filter element 18 is coaxial with the element axis, in the installed state so coaxial with the housing axis, ie to the axis 32.
- the filter element 18 has a flat-oval cross-section.
- the long transverse axis of the oval lies in the plane of the drawing of Figure 1, the short transverse axis is perpendicular to the plane of the drawing.
- the filter element 18 is additionally flattened, hence the term "flat-oval.”
- "oval” an approximately elliptical cross-section.A radially outer peripheral side and a radially inner peripheral side of the filter element 18 each have a conical shape and the inner cross section of the filter element 18 tapers from its outlet side facing the outlet chamber section 24, the outlet side end side to the inlet side end side.
- the filter element 18 comprises a zigzag-folded, with respect to the element axis circumferentially closed filter medium 46.
- the radially inner fold edges and the radially outer fold edges each form the corresponding peripheral side of the filter element 18.
- the filter medium 46 is a filter fleece, which for the filtration of air suitable is. Additionally or alternatively, a different filter medium suitable for filtration, for example filter paper, may be provided.
- the filter medium 46 may be single-layered or multi-layered.
- the filter medium 46 is connected to a coaxial exhaust-side end disk 48.
- the outlet-side end plate 48 is made of plastic. It is adhesively bonded to the front side of the filter medium 46. It may also be connected to the filter medium 46 in other ways. For example, it can also be welded, foamed or foamed.
- the radially outer peripheral side of the outlet-side end plate 48 abuts with minimal play on the radially inner peripheral side of the housing pot 14 there.
- the outlet-side end disk 48 has a central outflow opening 50.
- the outflow opening 50 extends over the entire radially inner cross section of the filter medium 46. Via the outflow opening 50, an element interior 52 of the filter element 18, which is surrounded by the filter medium 46, with the outlet space section 24 connected.
- the seal 36 is arranged at the filter medium 46 axially opposite outside of the outlet-side end plate 48.
- the seal 36 is made of elastic polyurethane foam. It is exemplified in one piece to the outlet side end plate 48 foamed. Instead of being made of polyurethane foam, the seal 36 may be made of a different, preferably elastic, material, for example a plastic. Instead of being foamed, it can also be connected in another way to the outlet-side end disk 48.
- the outlet-side end plate and the seal can also be realized as a two-component component.
- the seal 36 is coaxial with the element axis and circumferentially surrounds the discharge opening 50. It extends in the axial direction. It is supported in the axial direction on the sealing surface 34 of the housing pot 14.
- the filter medium 46 is tightly connected to an inlet-side end disk 54.
- the inlet side end plate 54 closes the element interior 52 toward the inlet space section 28.
- the inlet side end plate 54 is similar to the outlet side end plate 48 tightly connected to the filter medium 46. It may also be connected to the filter medium 46 in other ways.
- a coaxial support tube 56 Between the inlet-side end disk 54 and the outlet-side end disk 48 extends in the element interior 52, a coaxial support tube 56.
- the support tube 56 is made of plastic. It is structured like a lattice. Its peripheral side is permeable to air.
- the support tube 56 has a filter medium 46 corresponding conical flat-oval shape. The radially inner circumferential side of the filter medium 46 may be supported on the radially outer peripheral side of the support tube 56.
- an element-side support element 58 is arranged on the element interior 52 facing away from the axial outer side of the inlet-side end plate 54.
- the support element 58 is located on the unfiltered air side of the filter medium 46.
- the support element 58 is firmly connected to the inlet-side end disk 54.
- the support element 58 is made of an elastic material.
- the support element 58 is integrally foamed with the inlet-side end plate 54 made of polyurethane.
- the support element 58 has radially outwardly the shape of a cylinder whose main axis extends in the embodiment shown coaxially to the element axis.
- the support element 58 has an approximately oval cross-section. Its short transverse axis lies in the drawing plane in FIG. 1, its long transverse axis being perpendicular to the plane of the drawing.
- the orientation of the support element 58 with respect to the axis 32, ie the housing axis corresponds to the orientation of the housing support sections 44 and 45 when the air filter 10 is installed.
- the support element 58 has a radially outer coaxial element support section 60.
- An end face of the radially outer element support section 60 facing away from the element interior 52 has the shape of an oval track in an axial plan view.
- the end face of the radially outer element support portion 60 has, viewed from the side, a wavy surface course deviating from a flat surface.
- the end face of the radially outer element support section 60 is complementary to the end face of the radially outer housing support section 44.
- the dimensions of the radially outer element support section 60 correspond approximately to the dimensions of the radially outer housing support section 44.
- the support element 58 has centrally a radially inner element support section 62.
- the radially inner element support section 62 is peripherally closed by the radially outer element support section 60 surrounded.
- the radially inner element support section has the form of a pyramid-shaped depression.
- the top of the straight pyramid is located on the axis 32 and points to the element interior 52.
- the height axis of the pyramid is coaxial with the axis 32.
- the pyramid has a rectangular base.
- the long side of the base extends parallel to the long transverse axis of the radially outer element support portion 60.
- the four side surfaces of the pyramid form the element interior 52 facing away from the end face of the radially inner element support portion 62.
- the end face of the radially inner element support portion 62 thus has a from a flat surface deviating surface course. It is complementary to the end face of the radially inner housing support portion 45.
- the end face of the radially inner housing support section 45 lies flat and free from play on the end face of the radially inner element support section 62.
- the front side of the radially outer housing support portion 44 is flat and free of play on the end face of the radially outer element support portion 60 at.
- the housing support sections 44 and 45 engage in a form-fitting manner in the respective element support sections 60 and 62 and vice versa.
- the element support sections 60 and 62 and the housing support sections 44 and 45 form respective element-side or housing-side form-fitting sections for the positive connection of the support element 58, ie the filter element 18, with the support pillar 42, ie the filter housing 12.
- the filter element 18 With the support member 48, the filter element 18 is supported via the support post 42 against the housing cover 20.
- the support takes place axially, radially, so transversely to the element axis and the housing axis, and circumferentially.
- the filter element 18 on the inlet side so rooh Kunststoff device, axially and radially and circumferentially held and positioned.
- the filter element 18 can be held in the filter housing 12 on the side facing the inlet space section 28, without the gap 40 being covered by the required holding components.
- two support webs 68 are arranged on the radially outer edges of the inlet-side end disk 54 in the region of the short transverse sides.
- the support webs 68 in each case project beyond the inlet-side end disk 54 both in the radial direction and in the axial direction.
- the support webs 68 are each based on corresponding support points on the inside of the housing cover 20 in the radial direction.
- a guide element 70 is arranged, with which the filter element 18 is guided and positioned during assembly of the air filter 10 in the manner not further interesting manner on the housing cover 20.
- the air to be filtered flows through the inlet 26, indicated in Figure 2 by an arrow 64, in the inlet space portion 28. From there, the air passes in the axial direction through the gap 40 in the Anströmringraum 38 substantially the inflow side of the filter medium 46.
- the air flows through the filter medium 46 from radially outside to radially inside and is cleaned.
- the cleaned air flows through the peripheral side of the support tube 56 and enters the element interior 52.
- the cleaned air leaves the element interior 52 in an axial main flow direction and enters the outlet space section 24. From there, the filtered air leaves the filter housing 12 through the outlet 22, indicated in the figure 1 by an arrow 66.
- the filter housing 12 can be opened.
- the housing cover 20 in the axial direction of the Housing cover 14 removed.
- the support element 58 is automatically separated from the support post 42.
- the filter element 18 is pulled in the axial direction from the element space portion 30 of the housing pot 14. It can be replaced by a new filter element 18 or reinstalled after cleaning.
- the filter element 18 with the outlet-side end plate 48 is pushed forward in the axial direction in the housing pot 14 until the seal 36 abuts against the sealing surface 34. Subsequently, the housing cover 20 is placed with its open side first in the axial direction on the mounting hole 16 of the housing pot 14. The support member 58 is thereby brought into relationship with the support post 42.
- FIGS. 8 to 14 show alternative embodiments of the filter element 18. Those elements that are similar to those of the first embodiment of Figures 1 to 7 are provided with the same reference numerals. The alternative embodiments differ from the first embodiment by the configuration of the element-side support element 58.
- the end face of the radially outer element support section 60 has a zigzag-shaped surface course.
- the radially inner element support portion 62 is configured as a flat surface.
- the end face of the radially outer element support section 60 has a step-shaped surface course.
- the radially inner element support portion 62 is configured as a flat surface.
- the end face of the radially outer element support section 60 has a bead-like surface course.
- the radially inner element support portion 62 is configured as a pyramid-shaped recess as in the first embodiment.
- the end face of the radially outer element support section 60 has a bead-like surface course.
- the radially inner element support portion 62 is configured as a depression similar to the course of the lateral surface of a half-circular cylinder with rounded end edges.
- the end face of the radially outer element support section 60 extends as an oblique flank with respect to the element axis and gradually merges into the radially inner element support section 62.
- the radially inner element support portion 62 is designed as an increase.
- the end face of the radially inner element support section 62 has a surface profile similar to a lateral surface of a half circular cylinder with rounded end edges.
- the support element 58 has a round cross-section.
- the end face of the radially outer element support portion 60 has a bead-like course.
- Of the radially inner element support portion 62 is configured as a recess.
- the end face of the radially inner element support section 62 has a surface profile similar to a lateral surface of a spherical section.
- the support element 58 has a round cross section.
- the end face of the radially outer element support portion 60 is configured as an oblique flank with respect to the element axis and gradually merges into the end face of the radially inner element support portion 62.
- the radially inner element support portion 62 is designed as an increase.
- the end face of the radially inner element support section 62 has a surface profile similar to a lateral surface of a spherical section.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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BR112015031390A BR112015031390A2 (pt) | 2013-06-20 | 2014-06-12 | elemento de filtro, alojamento de filtro de um filtro de ar e filtro de ar |
CN201480035090.6A CN105283661A (zh) | 2013-06-20 | 2014-06-12 | 空气过滤器的过滤器元件、过滤器壳以及空气过滤器 |
US14/969,756 US10302050B2 (en) | 2013-06-20 | 2015-12-15 | Filter element, filter housing of an air filter and air filter |
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013010218.9 | 2013-06-20 | ||
DE102013010218 | 2013-06-20 | ||
US14/017,767 US9726123B2 (en) | 2013-06-20 | 2013-09-04 | Air filter, filter element and filter housing of an air filter |
US14/017,767 | 2013-09-04 | ||
DE102014006853.6A DE102014006853B4 (de) | 2013-06-20 | 2014-05-13 | Hohlfilterelement, Filtergehäuse und Filter |
DE102014006853.6 | 2014-05-13 | ||
DE102014006852.8 | 2014-05-13 | ||
DE102014006852.8A DE102014006852B4 (de) | 2013-06-20 | 2014-05-13 | Hohlfilterelement, Filtergehäuse und Filter |
DE102014006850.1A DE102014006850B4 (de) | 2013-06-20 | 2014-05-13 | Filtergehäuse, Hohlfilterelement und Filter |
DE102014006850.1 | 2014-05-13 | ||
DE102014007411.0A DE102014007411A1 (de) | 2013-06-20 | 2014-05-22 | Filterelement, Filtergehäuse eines Luftfilters und Luftfilter |
DE102014007411.0 | 2014-05-22 |
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US14/017,767 Continuation US9726123B2 (en) | 2013-06-20 | 2013-09-04 | Air filter, filter element and filter housing of an air filter |
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US14/969,756 Continuation US10302050B2 (en) | 2013-06-20 | 2015-12-15 | Filter element, filter housing of an air filter and air filter |
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WO2014202450A1 true WO2014202450A1 (de) | 2014-12-24 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/EP2014/060966 WO2014202358A1 (de) | 2013-06-20 | 2014-05-27 | Hohlfilterelement, filtergehäuse und filter |
PCT/EP2014/060964 WO2014202357A1 (de) | 2013-06-20 | 2014-05-27 | Filtergehäuse, hohlfilterelement und filter |
PCT/EP2014/060970 WO2014202359A1 (de) | 2013-06-20 | 2014-05-27 | Hohlfilterelement, filtergehäuse und filter |
PCT/EP2014/062199 WO2014202450A1 (de) | 2013-06-20 | 2014-06-12 | Filterelement, filtergehäuse eines luftfilters und luftfilter |
Family Applications Before (3)
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PCT/EP2014/060966 WO2014202358A1 (de) | 2013-06-20 | 2014-05-27 | Hohlfilterelement, filtergehäuse und filter |
PCT/EP2014/060964 WO2014202357A1 (de) | 2013-06-20 | 2014-05-27 | Filtergehäuse, hohlfilterelement und filter |
PCT/EP2014/060970 WO2014202359A1 (de) | 2013-06-20 | 2014-05-27 | Hohlfilterelement, filtergehäuse und filter |
Country Status (4)
Country | Link |
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CN (1) | CN105283660B (de) |
BR (3) | BR112015031362B1 (de) |
DE (4) | DE102014006852B4 (de) |
WO (4) | WO2014202358A1 (de) |
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WO2019219635A1 (de) * | 2018-05-18 | 2019-11-21 | Mann+Hummel Gmbh | Filterelement, gehäuse für ein filtersystem und filtersystem mit einem filterelement und einem gehäuse |
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DE102016003456A1 (de) | 2015-04-10 | 2016-10-13 | Mann + Hummel Gmbh | Filteraufnahme, Filterelement und Filteranordnung |
DE102016003455B4 (de) | 2015-04-10 | 2020-08-06 | Mann+Hummel Gmbh | Filteraufnahme und Filteranordnung |
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KR101776494B1 (ko) | 2016-04-28 | 2017-09-07 | 현대자동차주식회사 | 라운드형 차량용 에어필터와 이를 포함하는 차량용 에어클리너 어셈블리 |
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DE102016005352A1 (de) | 2016-05-03 | 2017-11-09 | Mann + Hummel Gmbh | Ringförmiges Filterelement, insbesondere zur Gasfiltration |
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- 2014-05-22 DE DE102014007411.0A patent/DE102014007411A1/de active Pending
- 2014-05-27 BR BR112015031362-0A patent/BR112015031362B1/pt active IP Right Grant
- 2014-05-27 BR BR112015030872-4A patent/BR112015030872B1/pt active IP Right Grant
- 2014-05-27 BR BR112015030223-8A patent/BR112015030223B1/pt active IP Right Grant
- 2014-05-27 CN CN201480035080.2A patent/CN105283660B/zh active Active
- 2014-05-27 WO PCT/EP2014/060966 patent/WO2014202358A1/de active Application Filing
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Also Published As
Publication number | Publication date |
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BR112015031362A2 (pt) | 2017-07-25 |
DE102014006853B4 (de) | 2022-10-27 |
WO2014202359A1 (de) | 2014-12-24 |
CN105283660B (zh) | 2022-05-17 |
DE102014006852A1 (de) | 2014-12-24 |
CN105283660A (zh) | 2016-01-27 |
BR112015031362B1 (pt) | 2022-05-03 |
DE102014007411A1 (de) | 2014-12-24 |
BR112015030223B1 (pt) | 2022-05-03 |
BR112015030872B1 (pt) | 2022-02-15 |
DE102014006850B4 (de) | 2022-08-25 |
DE102014006853A1 (de) | 2014-12-24 |
WO2014202358A1 (de) | 2014-12-24 |
WO2014202357A1 (de) | 2014-12-24 |
DE102014006850A1 (de) | 2014-12-24 |
BR112015030223A2 (pt) | 2017-07-25 |
DE102014006852B4 (de) | 2022-10-27 |
BR112015030872A2 (de) | 2017-07-25 |
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