CN104689621A - Filter element and method for production - Google Patents
Filter element and method for production Download PDFInfo
- Publication number
- CN104689621A CN104689621A CN201410721555.5A CN201410721555A CN104689621A CN 104689621 A CN104689621 A CN 104689621A CN 201410721555 A CN201410721555 A CN 201410721555A CN 104689621 A CN104689621 A CN 104689621A
- Authority
- CN
- China
- Prior art keywords
- filtering bodies
- housing
- filter element
- band
- excircle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 claims description 84
- 239000004033 plastic Substances 0.000 claims description 18
- 229920003023 plastic Polymers 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000002788 crimping Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 description 7
- 239000004952 Polyamide Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/111—Making filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/0415—Details of supporting structures
- B01D2201/0423—Details of supporting structures not in the inner side of the cylindrical filtering elements
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a filter element (10) comprising a filter body (12) having a longitudinal axis (L), one on a first end side (15) of the filter body (12) arranged in bottom (16), one at a second end face (17) of the filter comprises a body (12) on its outer circumference (22) the filter body (12) arranged cover (18) and at least substantially enclosing jacket (14) having higher strength than that of the filter body (12). In this case, the jacket (14) at its edges (26, 27) unconnected with itself and at least one casing part (20), which is around the outer circumference (22) placed so that, for directly adjacent edges (26, 27) of the jacket (14) one edge (26) is unconnected to the other edge (27). The invention further relates to a method for producing such a filter element (10).
Description
Technical field
The present invention relates to a kind of especially as filter element and a kind of method for processing this filter element of liquid filter use.
Background technology
Known, often with the filter element of the pressure-bearing of stable circle processing large volume.This circle is made up of cylindrical tube mostly due to requirement of strength, and its holds is filtered inserts and is closed by closing cap or casting material.Mostly be made up of metal, plastics or other material at the cylinder of this this pressure-bearing.
In this filter, the version of circle adversely affects stock and cost of transportation.Circle due to large volume makes half-finished stock and transport be unusual cost intensive, because produce very many void volumes.Half-finished processing variety is scarcely in assembly unit, and this correspondingly increases cost of transportation and carrying capacity of environment.
By the known filter element of DE 10,026 536 A1, it has filter medium, the supporter of shell shape, first end dish and the second end dish, and wherein supporter surrounds filter medium and joins between two end-caps.Supporter is cylindrically formed, and wherein it is penetrating for fluid.This point such as can be realized by corresponding porous material or breach.The many body ground of supporter is formed in another embodiment, and wherein supporter is formed on first end dish by film hinge at least partially.Form dividually according to another expansion structure supporter of this invention, wherein at least half support body forming on first end dish.This supporter can along or be transverse to its cylinder axis and form dividually.
Summary of the invention
Therefore the object of the invention is, realize a filter, the advantageously moulding under stock, transport and assembling viewpoint of its housing.
Another object of the present invention is, realizes a kind of method of processing this filter element, the advantageously moulding under stock, transport and assembling viewpoint of its shell.
Above-mentioned purpose is achieved by a filter element according to one aspect of the present invention, the housing that one at least largely surrounds filtering bodies on filtering bodies excircle is comprised at this filter element, it has the intensity higher than filtering bodies, wherein, described housing does not connect and comprises at least one case member on its seamed edge, it lays like this around excircle, and in next-door neighbour's seamed edge of housing, a seamed edge is not connected with another seamed edge.
Advantageous extension structure of the present invention and advantage are provided by other claim, description and accompanying drawing.
Advise a filter element, it comprise a bottom, be arranged on filtering bodies first end face of the filtering bodies, with longitudinal axis be arranged on lid and on filtering bodies second end face at least largely surround on filtering bodies excircle filtering bodies, there is housing than filtering bodies more high strength.Said housing is not connected with itself and comprises at least one case member on its seamed edge, and it lays like this around excircle, and in next-door neighbour's seamed edge of housing, a seamed edge is not connected with another seamed edge.
Described housing, in other words case member such as can be made up of metallic plate, and they have high strength with thin thickness of slab and easily deformable.It is contemplated that the steel plate using zinc-plated or lamination, but also it is contemplated that use plastics, such as polyamide, especially glass fiber-reinforced polyamide, such as, have the PA6.6 of 35% fiberglass component.
Described housing in other words case member also has the intensity higher than filtering bodies, overcomes stablized when filter runs by the fluid pressure of the from inside to outside fluid generation of through-flow filtering bodies and born fluid pressure for making filtering bodies.Described fluid especially can be liquid.Such as filter that booklet is formed and that often star is folding filtering bodies itself by cellulose or full synthesis and directly can not bear fluid pressure, but may be in operation and tear.
The lid and bottom portion of described filter element such as can be formed by polyurethane foam or similar polymerization casting material.Lid and bottom portion can bonding with filtering bodies or also can direct pouring in filtering bodies.Described filter element by stable central tube at filtering bodies Inner Constitution, but can also it is contemplated that the expansion structure not having central tube.
Next-door neighbour's seamed edge of described housing can advantageously be shaped like this, makes their adjacent or superpositions.Ensure thus, described housing has closed outline and therefore advantageous by housing protection filtering bodies, it is from inside to outside through-flow by liquid in the operation conformed with the regulations.Described seamed edge also can advantageously be bonded with each other, and such as material is sealed and/or force closure ground connects.Also it is contemplated that simple change, wherein said seamed edge is spaced with gap.
The band that described housing circumferentially can be connected outside mutually advantageous by a band or multiple longitudinal direction keeps cylindrical shape.Advantageously make housing be fixed in filtering bodies thus simultaneously.Made housing adapt to the outline of filtering bodies with favourable moulding by these bands and kept shape, outline is often with the shape formable of cylinder or hollow cylinder.Described band such as can be made up of metal tape, ring or hoop.Metal tape such as can be made of aluminum, is similar to use in packaging industry such.But also it is contemplated that plastic tape, such as also can use polyurethane or polypropylene here.
At least one case member of formation housing advantageously can be made to be formed by a surface plate, and it keeps shape by the band of the cylindrical shape that a band or multiple longitudinal direction are circumferentially connected outside mutually.Make case member can be fixed in filtering bodies thus simultaneously.Described plate such as can be formed by sheet metal or by plastic plate.
In order to reduce stock and the cost of transportation of the filter element of large volume, just advantageously only filter element can be completed before assembling filter.
The filter element shell of pressure-bearing advantageously can be made to resolve into case member and the packaged unit for housing.Described housing such as can comprise a plate, and it keeps shape by the band in filtering bodies or hoop.
Advantageously can play by least one reset capability with the plate of cylindrical shape arrangement the effect that clamping is arranged on the one or more bands on housing excircle.Because described band or hoop or ring only bear pulling force, therefore they can correspond to load best.Owing to only bearing pulling load, band is processed with being suitable for cost advantages, and save space especially when transporting.Can use the plastic tape of stretching here, it bears pulling load best and is corresponding cost advantages.
In selectable expansion structure, described at least one case member comprises the housing parts of at least two preformed cylindrical shell fan-shaped section shapes.Described housing parts can separate along longitudinal axis.These housing parts can during stock and/or transportation very economical space saving stock, and to lay around cylinder-shaped filter body in a straightforward manner when assembling, and surround filtering bodies with the shell of pressure-bearing thus.By obtaining the stable and hull shape of pressure-bearing to be with to surround in the simple and mode of cost advantages.Described housing parts such as can by plastics as polyamide, especially glass fiber-reinforced polyamide be formed.
Advantageously make a described band or multiple band connect continuously, such as, each band can be made to be welded to each other or bonding or clamping.Reliable and non-removable band is made to be connected to form stable filter element thus, the shape that they make one or more case member keep around filtering bodies enduringly.
In favourable expansion structure, described at least one case member circumferentially has the projection of crimping shape outside, plays the effect circumferentially outside of the band of axial restraint one along the longitudinal or multiple band thus.Can prevent in this way, described band at run duration, such as, may move or even slippage unclamping thus under vibrational loading.Also simple assembling is easy to when settling be with around housing thus.
A described band or multiple band advantageously can be made to comprise the plastic tape of stretching.This is the method for cost advantages, makes to fix, fixed housing that stable and lasting band is connected to form filter element.The weight lighter due to plastic tape reduces cost of transportation and requirement.In addition can by simple mode realize band assembling because for plastic tape with various structures provide various joint method for, such as bonding, weld.By using the plastic tape of prestretched also to ensure, being in operation and also not having plastic tape metaboly to have a negative impact for persistence, because plastic tape is particularly well suited to pulling load.
Described at least one case member advantageously can be made to comprise the perforation of at least local, for making the liquid of filtration from inside to outside through-flow.Because perforation can be added before final assembling filter element, provide in an advantageous manner many methods for, such as die-cut, milling, boring or similar processing technology.If make housing by steel plate, such as it is contemplated that at housing circumferentially such as with 6mm 4mm hole (aperture 4mm spaced apart, pitch of holes 6mm), can use so-called " heavy duty(heavy) " pass for plastic casing, it can be oval or form circularly.
The present invention relates to the filter element of use according to any one of the claims according to a further aspect as liquid filter, especially as effluent filter.This filter element is such as suitable for the lubricating fluid filtering lathe.
The present invention relates to a kind of method for processing the filter element according to any one of the claims according to a further aspect, wherein, described filter element comprise a bottom, be arranged on filtering bodies first end face of the filtering bodies, with longitudinal axis be arranged on lid, on filtering bodies second end face at least largely surround on filtering bodies excircle filtering bodies, there is housing than filtering bodies more high strength.Step below this method has: form housing with the shape adapting to filtering bodies excircle by least one case member, the housing be shaped like this is placed in filtering bodies, the band stationary housing be circumferentially connected outside by one or more longitudinal direction, on filtering bodies excircle, is settled bottom on the first end face of filtering bodies and is settled and cover on the second end face of filtering bodies.
At the filtering bodies housing that the plate of this initial plane can be later.This plate preferably can have perforation, and later application examples such as filtering lubricant oil needs perforation.This state can add onboard mark and anticorrosion; Continuous maching can be realized equally.Use plastics as during matrix can cost advantages extrude with calendering technology in continuously processing after housing.In the embodiment that another is made of plastics, described housing such as can be made up of two and half shells, and they preferably make in Shooting Technique.Then band or hoop can be moved on the plastic half-shell mutually loosening grafting.
That cuts took cylindrical shape according to the plate of dimensioned in other words before the installation step of reality, and by being pulled through band or ring maintenance shape.Ensure that band is engaged on housing by the reset capability of bending plate; Location can also be improved by corresponding crimping onboard.The connection of plate seamed edge that is adjacent or superposition can be conducive to rigidity and shape stability.But also can realize the moulding not connecting seamed edge.
Consequent circle can join the continuation assembling of filter element.Then bottom and lid such as can be settled on two of a filtering bodies end face.
A band or multiple band advantageously can be made to be enclosed within housing as continuous band.Thus can simply and cost advantages ground assembling shell in filtering bodies.
In selectable expansion structure, connect the sealed and/or positive of a band or multiple band material after covering on housing.This process more advantageously can form assembling, because band is covered after in filtering bodies can be laid around housing by simple mode at housing, and then just bonding or welding.
Accompanying drawing explanation
Other advantages are described by accompanying drawing below and provide.Embodiments of the invention shown in the drawings.Accompanying drawing, explanation and claim contain a large amount of Feature Combination.Professional also can consider feature separately aptly and form other combination significant.
Accompanying drawing illustratively illustrates:
Fig. 1 is according to the filter element stereogram of the embodiment of the present invention;
Fig. 2 is according to the filter element exploded view of the embodiment of the present invention;
Fig. 3 is according to the housing be made up of case member of the embodiment of the present invention, and case member is shaped by plate;
Fig. 4 is according to the detail view of the superposition seamed edge of the case member of Fig. 3.
Detailed description of the invention
Parts that are identical or same form are furnished with identical Reference numeral in the accompanying drawings.Accompanying drawing only illustrates example and is not limited to them.
Fig. 1 illustrates the stereogram of the filter element 10 according to the embodiment of the present invention.Filter element 10 comprise the filtering bodies 12 with longitudinal axis L, the bottom 16 be arranged on filtering bodies 12 first end face 15, be arranged on lid 18 on filtering bodies 12 second end face 17 and at least largely surround on filtering bodies excircle 22 filtering bodies 12, there is housing 14 than filtering bodies 12 more high strength.At this housing 14 at its seamed edge 26, (Fig. 3, Fig. 4 on 27, can't see in FIG) do not connect and comprise at least one case member 20, it lays like this around excircle 22, at next-door neighbour's seamed edge 26 of housing 14,27(Fig. 3, Fig. 4) in a seamed edge 26 be not connected with another seamed edge 27.The columniform band 24 that housing 14 is arranged on excircle 23 by three longitudinal directions covers in filtering bodies 12.At least one case member 20 is formed by plate 28, and it to be arranged in filtering bodies 12 by the columniform band 24 that three longitudinal directions are arranged on excircle 23 and to keep shape.The effect that clamping is arranged on the band 24 on housing 14 excircle 22 is played by least one reset capability with the plate 28 of cylindrical shaping.Can connect continuously respectively with 24 and such as comprise the plastic tape of stretching.At least one case member 20 can have crimping shape projection 32 on excircle 23, plays the effect of fixed band 24 on excircle 23 along the longitudinal thus.At least one case member 20 also comprises the perforation 34 of at least local, makes the liquid of filtration from inside to outside through-flow thus.
Filter element 10 is used to be favourable embodiment as liquid filter.In the filter element 10 of large volume, produce the filtering bodies pressure load of obvious a few bar when from inside to outside through-flow filter element, they can be born by housing, make filtering bodies indeformable or do not damage at run duration thus.
In selectable expansion structure at least one case member 20 also can comprise at least two predeformation, the housing parts 30 of cylindrical shell fan-shaped section form.
A kind of method for processing filter element 10, this filter element comprises the filtering bodies with longitudinal axis L, be arranged on the bottom 16 on filtering bodies 12 first end face 15, be arranged on lid 18 on filtering bodies 12 second end face 17 and on filtering bodies excircle 22, at least largely surround filtering bodies 12, there is the housing 14 than filtering bodies 12 more high strength, the method can have step below: form housing 14 by least one case member 20 with the shape adapting to filtering bodies 12 excircle 22, the housing 14 that placement is shaped thus is in filtering bodies 12, band 24 stationary housing 14 on excircle 22 is arranged on the excircle 22 of filtering bodies 12 by one or more longitudinal direction, settle bottom 16 on the first end face 15 of filtering bodies 12 and settle lid 18 on the second end face 17 of filtering bodies 12.
A band 24 or multiple band 24 can be enclosed within housing 14 as continuous band.But also can select, after covering on housing 14, make one to be with or multiple band 24 material is sealed and/or positive connect.
Fig. 2 illustrates filter element 10 exploded view according to the embodiment of the present invention.Keep the housing 14 of cylindrical shape partly to illustrate with pushing away from filtering bodies 12 at this downwards by three bands 24, can see filtering bodies 12 thus, it is hidden by housing 14 at confined state.Take off bottom 16 from end face 15, take off the lid 18 of filter element 10 from end face 17.
Fig. 3 illustrates the housing 14 be made up of case member 20, and it cylindrically rolls up circle according to embodiments of the invention by the plate 28 of well plate format.The lateral surface 23 of case member 20 adds the crimping 32 of convex form on the position will settling band 24, and they can prevent the band 24 assembled from such as moving due to vibration in the vertical.The superposition seamed edge 26 of case member 20,27 do not represent with connecting.
The detail view of the superposition seamed edge 26,27 of the case member 20 according to Fig. 3 shown in Figure 4.The seamed edge 26,27 superposed forms obvious gap, and it such as passes through when assembling band 24 to overlap continuous band because applied pressure is closed thus.Make the housing 14 of pressure stability in this way using the simple and form of cost advantages as the shell of filter element 10.
Claims (14)
1. a filter element (10) comprises
-one filtering bodies (12) with longitudinal axis (L)
-one is arranged on the bottom (16) in filtering bodies (12) first end face (15),
-one is arranged on the lid (18) in filtering bodies (12) second end face (17),
-one at least largely surround on filtering bodies excircle (22) filtering bodies (12), there is housing (14) than filtering bodies (12) more high strength,
Wherein, described housing (14) is not connected with itself and comprises at least one case member (20) on its seamed edge (26,27), and it lays like this around excircle (22), in next-door neighbour's seamed edge (26,27) of housing (14), a seamed edge (26) is not connected with another seamed edge (27).
2. filter element as claimed in claim 1, wherein, next-door neighbour's seamed edge (26,27) of described housing (14) is adjacent or superpose.
3. filter element as claimed in claim 1 or 2, wherein, described housing (14) is covered in filtering bodies (12) by the band (24) of the cylindrical shape that one or more longitudinal direction is arranged on excircle (23).
4. the filter element according to any one of the claims, wherein, at least one case member (20) is formed by a plate (28), and the band (24) of the cylindrical shape that it is arranged on excircle (23) by one or more longitudinal direction is arranged on filtering bodies (12) and goes up and keep shape.
5. filter element as claimed in claim 4, wherein, plays by least one reset capability with the plate (28) of cylindrical shape arrangement the effect that clamping is arranged on the one or more bands (24) on housing (14) excircle (22).
6. filter element as claimed any one in claims 1 to 3, wherein, described at least one case member (20) comprises the housing parts (30) of at least two preformed cylindrical shell fan-shaped section shapes.
7. the filter element according to any one of the claims, wherein, a described band (24) or multiple band (24) connect continuously.
8. the filter element according to any one of the claims, wherein, described at least one case member (20) has the projection (32) of crimping shape on excircle (23), plays thus and fixes a band (24) or the effect of multiple band (24) on excircle (23) along the longitudinal.
9. the filter element according to any one of the claims, wherein, a described band (24) or multiple band (24) comprise the plastic tape of stretching.
10. the filter element according to any one of the claims, wherein, described at least one case member (20) comprises the perforation (34) of at least local.
The filter element (10) of 11. uses according to any one of the claims is as liquid filter.
12. 1 kinds for processing the method for the filter element (10) according to any one of the claims, wherein, described filter element (10) comprises
-one filtering bodies (12) with longitudinal axis (L)
-one is arranged on the bottom (16) in filtering bodies (12) first end face (15),
-one is arranged on the lid (18) in filtering bodies (12) second end face (17),
-one at least largely surround on filtering bodies excircle (22) filtering bodies (12), there is housing (14) than filtering bodies (12) more high strength,
Wherein, the method has step below,
-form housing (14) by least one case member (20) with the shape adapting to filtering bodies (12) excircle (22),
-housing be shaped like this (14) is placed in filtering bodies (12),
-be arranged on band (24) stationary housing (14) on excircle (22) on filtering bodies (12) excircle (22) by one or more longitudinal direction,
-settle bottom (16) upper and settle lid (18) on second end face (17) of filtering bodies (12) at first end face (15) of filtering bodies (12).
13. methods as claimed in claim 12, wherein, a band (24) or multiple band (24) are enclosed within housing (14) as continuous band.
14. methods as claimed in claim 12, wherein, a band (24) or multiple band (24) cover housing (14) upper after the sealed and/or positive ground of material connect.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013018100.3 | 2013-12-03 | ||
DE102013018100 | 2013-12-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104689621A true CN104689621A (en) | 2015-06-10 |
Family
ID=53058563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410721555.5A Pending CN104689621A (en) | 2013-12-03 | 2014-12-03 | Filter element and method for production |
Country Status (3)
Country | Link |
---|---|
KR (1) | KR20150064669A (en) |
CN (1) | CN104689621A (en) |
DE (1) | DE102014015207A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111035980A (en) * | 2018-10-12 | 2020-04-21 | 旭然国际股份有限公司 | Key part structure and filter device with same |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016011775A1 (en) | 2015-10-09 | 2017-04-13 | Mann + Hummel Gmbh | Housing jacket, filter element and manufacturing process |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10026536A1 (en) | 2000-05-27 | 2001-11-29 | Mann & Hummel Filter | Filter comprises housing with inlet and outlet, and filter element comprising ring-shaped filter medium |
-
2014
- 2014-10-16 DE DE102014015207.3A patent/DE102014015207A1/en not_active Withdrawn
- 2014-11-25 KR KR1020140165319A patent/KR20150064669A/en not_active Application Discontinuation
- 2014-12-03 CN CN201410721555.5A patent/CN104689621A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111035980A (en) * | 2018-10-12 | 2020-04-21 | 旭然国际股份有限公司 | Key part structure and filter device with same |
Also Published As
Publication number | Publication date |
---|---|
DE102014015207A1 (en) | 2015-06-03 |
KR20150064669A (en) | 2015-06-11 |
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C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150610 |