WO2011054627A1 - Wechselfilterelement, systemfestes filterteil und filtersystem - Google Patents
Wechselfilterelement, systemfestes filterteil und filtersystem Download PDFInfo
- Publication number
- WO2011054627A1 WO2011054627A1 PCT/EP2010/065244 EP2010065244W WO2011054627A1 WO 2011054627 A1 WO2011054627 A1 WO 2011054627A1 EP 2010065244 W EP2010065244 W EP 2010065244W WO 2011054627 A1 WO2011054627 A1 WO 2011054627A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter element
- replaceable filter
- connecting piece
- receptacle
- replaceable
- Prior art date
Links
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000009434 installation Methods 0.000 claims abstract description 19
- 239000003921 oil Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000446 fuel Substances 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 60
- 238000009423 ventilation Methods 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000013022 venting Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- 238000005273 aeration Methods 0.000 abstract 1
- 239000010705 motor oil Substances 0.000 description 16
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000003570 air Substances 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000008236 heating water Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/08—Construction of the casing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/10—Safety devices, e.g. by-passes
- B01D27/103—Bypass or safety valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D27/00—Cartridge filters of the throw-away type
- B01D27/10—Safety devices, e.g. by-passes
- B01D27/106—Anti-leakage or anti-return valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/153—Anti-leakage or anti-return valves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/001—Filters in combination with devices for the removal of gas, air purge systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/40—Special measures for connecting different parts of the filter
- B01D2201/4023—Means for connecting filter housings to supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/40—Special measures for connecting different parts of the filter
- B01D2201/4084—Snap or Seeger ring connecting means
Definitions
- the invention relates to an exchangeable filter element for standing installation in a filter system for liquids, in particular oil, fuel or water, in particular of a motor vehicle, comprising a filter housing with an end wall to which a central connection piece is attached.
- the invention relates to a system-fixed filter part of a filter system for liquids, in particular oil, fuel or water, in particular a motor vehicle, with a replaceable filter element is connected standing, with an inlet for the liquid to be cleaned and a drain for the purified liquid, said fixed system filter part has a receptacle into which a connection piece of the replaceable filter element is installed.
- the invention relates to a filter system for liquids, in particular for oil, fuel or water, in particular a motor vehicle, comprising a system-fixed filter part with an inlet for the liquid to be cleaned and a drain for the purified liquid, and a replaceable filter element, the a receptacle of the system-fixed filter part is interchangeable installed.
- the replaceable filter element In the oil circuit of market-known motor vehicle engines, oil filters are used with a replaceable filter element, the replaceable filter element ment is to be exchanged in certain maintenance intervals.
- the replaceable filter element When so-called stationary installation, the replaceable filter element is referred to in the direction of gravity from above into a system-fixed filter head, used or expanded upwards.
- the filter housing of the replaceable filter element has a lower end wall in the direction of gravity with a central connecting piece, which is plugged into a receptacle of the filter head in the mounted state.
- the filter head comprises an inlet and a drain for the oil passed through the replaceable filter element.
- the invention has the object of providing a replaceable filter element, a system-fixed filter part, in particular a filter head, and a filter system of the type mentioned in such a way that a liquid outlet is particularly easy to avoid when removing the used replaceable filter element.
- a circumferential seal ring is designed so that it closes a loading and / or ventilation channel of a system-fixed receptacle for the connection piece with built-in replaceable filter element.
- the replaceable filter element according to the invention is used for the purification of liquids, such as oil, water or fuel.
- the liquid filter is provided for cleaning lubricating oil of an internal combustion engine.
- the replaceable filter element can also be used for cleaning water in other types of water-conducting closed or open systems, for example drinking water systems, service water systems, heating water systems, cooling water systems or boiler water systems.
- the replaceable filter element is mounted as a unit on a correspondingly designed system-fixed filter part.
- the replaceable filter element is removed as a unit and replaced by a new replaceable filter element.
- the replaceable filter element according to the invention is particularly advantageous in a substantially stationary installation position, that is to say in the case of openings pointing downwards in the filter housing, since impurities in the surroundings due to escaping liquid are largely prevented.
- According to the invention prevents the annular seal upon removal of the replaceable filter element a liquid outlet in the region of the connection point between the connecting piece and the end wall of the filter housing. The accumulated in the interior of the filter housing waste liquid can only run through the connection piece.
- the pressure equalization also serves to prevent leakage of waste liquid into the environment.
- the loading and / or venting channel with the ring seal is automatically sealed tight to the interior.
- a circumferential sealing ring may be arranged with a contact surface on the end wall.
- the contact surface of the sealing ring in the mounted state can rest sealingly against a sealing surface of the system-fixed filter part.
- the ring seal may be a sealing lip, which on the sealing ring radially on the inside of its izoflä- che is integrally formed. In this way, the component cost, the production cost and the assembly costs are reduced.
- the ring seal in particular for installing and removing the replaceable filter element at least axially relative to the connecting piece to be displaced.
- This is advantageous in particular when using a connecting piece, which is displaceable relative to the end wall of the filter housing during installation and removal of the replaceable filter element. With such a displaceable connection piece tolerances can be compensated for installation, so that there is always sufficient contact pressure for sealing prevails.
- the central connecting piece can be latched by means of locking tabs or snap-in walls into a central opening of the end wall, wherein the locking tabs or snap-on walls are completely overlapped by the ring seal.
- the individual locking tabs or snap-on walls are separated from one another by fluid-permeable free areas.
- an undesirable leakage of liquid is reliably avoided here.
- a simple and efficient installation and secure mounting of the connection piece on the filter housing is possible.
- the connecting piece and the end wall can advantageously also be sealed together and the ring seal may be a separate component, in particular an O-ring. A separate seal between see the connecting piece and the end wall is not necessary.
- the ring seal then essentially serves to close the loading and / or venting channel.
- the ring seal at least partially bear in the radial direction sealingly against a nozzle sealing surface of the connecting piece. In this way, the ring seal can additionally seal the connection piece against an interior of the receptacle.
- the nozzle sealing surface can advantageously be a circumferential peripheral surface of the connecting sleeve.
- the nozzle sealing surface has a cylindrical shape.
- the annular seal when inserting and pulling out the connecting piece in the axial direction in the or from the preferably cylindrical receptacle of the system-fixed filter member lie flat against the nozzle sealing surface and on a corresponding inner surface of the receptacle. In this way, the concerns of the ring seal in the recording is improved.
- an opening of the loading and / or ventilation channel to an interior of the receptacle are spatially higher than a discharge opening of the interior for the liquids. This ensures that the liquids that collect at the bottom of the interior, only through the Drain outlet can drain. No fluid can enter the ventilation and / or ventilation duct.
- the ring seal can be made of a material which is substantially rigid at the temperature of use, in particular a thermoplastic.
- Rigid ring seals can be made simpler and cheaper than elastic ring seals.
- the rigid ring seal can fulfill additional guiding functions when installing or removing the replaceable filter element.
- the use of a rigid ring seal also reduces the risk that the replaceable filter element will be mounted incorrectly and thereby the ring seal is crushed and impaired in their function.
- Thermoplastics are inexpensive materials and can easily be softened at higher temperatures without chemical change and be brought into the desired shape.
- the receptacle has a loading and / or ventilation channel, which extends at least axially to the receptacle, at least partially open to an interior of the receptacle and with a circumferential Ring seal, in particular a replaceable element according to the invention can be closed against an interior of the receptacle.
- the loading and / or the venting channel allows a pressure relief during installation and removal of the connecting piece. equal to the interior of the recording with the environment.
- liquid which is located in the interior of the receptacle, in particular by means of an associated flow control of the system-fixed filter part, be optimally dissipated. This prevents the escape of liquid into the environment.
- the annular seal tightly seals the ventilation channel, so that no liquid can escape into the environment.
- the object is achieved by a filter system in which an inventive replaceable filter element is connected to a system-fixed filter part according to the invention.
- an inventive replaceable filter element is connected to a system-fixed filter part according to the invention.
- Figure 2 schematically a filter head of the filter system of Figure 1 in half section;
- FIG. 3 schematically shows the filter head from FIGS. 1 and 2 in plan view
- Figure 4 shows schematically a section of a filter system for liquids according to a second embodiment, which is similar to the first embodiment, in isometric view in half section.
- the same components are provided with the same reference numerals.
- FIG. 1 shows a section of a filter system 10 for liquids according to a first embodiment shown in half section.
- the filter system 10 is used for filtering engine oil in the oil circuit of an internal combustion engine of a motor vehicle.
- the filter system 10 has a system-fixed filter head 12 and a replaceable filter element 14 which is inserted interchangeable with a connection piece 16 in a receptacle 18 of the filter head 12.
- the replaceable filter element 14 is provided for standing installation.
- standing installation is also meant a slightly oblique installation, as shown in FIG.
- a force acting in the ordinary mounting position weight force is indicated by an arrow 20. Accordingly, the connection piece 16 is in the intended installation position based on the weight direction of force below.
- the filter head 12 is shown in Figures 2 and 3 in detail.
- the filter head 12 has an inlet 22 shown in FIG. 3 for the engine oil to be cleaned, a drain 24 for the cleaned engine oil, and a drainage bore 26 shown in FIG.
- the drain 24 is formed as a multi-stepped tube 28 which is integrated into a base part 30 of the filter head 12. In the region of its free end facing the replaceable filter element 14, the tube 28 has an external thread 32. In FIG. 2, the section of the tube 28 with the external thread 32 is not shown for the sake of clarity.
- the drain hole 26 is disposed in an eye shown in FIG.
- the eye protrudes in the axial direction above the level of the inlet 22.
- the tube 28 projects in the axial direction beyond an annular collar 36 of the receptacle 18, which encloses the inlet 22 and the drain hole 26.
- the tube 28 In the interior 36 a of the annular collar 36, the tube 28 is surrounded by a cylinder nozzle 38.
- the front side, the annular collar 36 a sealing surface 40 on which a sealing ring 42 of the replaceable filter element 14 rests.
- the sealing ring 42 forms the seal between the filter head 12 and the replaceable filter element 14.
- the annular collar 36 has in the upper region of its radially inner peripheral side a ventilation channel 44 which has an opening 44a towards the sealing surface 40 of the annular collar 36.
- the ventilation channel 44 extends channel-shaped axially to the annular collar 36 and is open over its entire length to the interior 36 a of the annular collar 36.
- the opening 44a of the loading and / or venting duct 44 to the interior 36a is spatially higher than the drainage bore 26 for the motor oil collected in the interior 36a.
- the replaceable filter element 14 comprises a filter housing 46, which is formed by a pot 48, a lid 50 and a seal holder 52.
- the cover 50 and the seal holder 52 form an end wall of the replaceable filter element 14.
- the replaceable filter element 14 is constructed essentially rotationally symmetrical to a longitudinal axis 54.
- the central connecting piece 16 is fixed centrally to the longitudinal axis 54 radially inwardly of the sealing ring 42 on the seal holder 52 such that the sealing ring 42 runs around the connecting piece 16.
- the seal holder 52 consists of a thin metal sheet, which in the outer region with the pot 48, which also consists of a metal sheet, is sealingly crimped.
- the seal holder 52 is formed such that it forms a seal receptacle for the sealing ring 42.
- the seal holder 52 is permanently connected to the lid 50.
- inlet openings 56 are arranged distributed.
- the cover 50 has a centrally disposed outlet 58.
- a cylindrical portion of the lid 50 has an internal thread 60, with which the replaceable filter element 14 is fixed to the external thread 32 of the tube 28 of the filter head 12.
- a filter bellows 62 is arranged in the interior of the replaceable filter element 14.
- the filter bellows 62 has a folded and annularly closed filter medium 64, which is connected at its end faces with an upper end plate and a lower end plate 66, sealing. In FIG. 1, only the lower end disk 66 is shown.
- the filter bellows 62 has a perforated support tube 68 on the clean side.
- a closure valve 72 is arranged on the lower end disk 66 and extends axially into the clean side 70 enclosed by the filter bellows 62.
- the closure valve 72 is pressed by the volume flow of the engine oil when the replaceable filter element 14 is in operation.
- the shutter valve 72 closes.
- the shutter valve 72 is closed even when the replaceable filter element 14 is to be changed.
- the motor oil contained on the clean side in the replaceable filter element 14 is thus prevented from flowing out.
- a return-blocking membrane is arranged, which produces a sealing connection between the cover 50 and the end plate 66.
- the nonreturn membrane 74 has a membrane sealing lip which covers the inlet openings 56. Due to the volume flow of the incoming engine oil, the return-blocking diaphragm 74 is lifted off the inlet openings 56 and the engine oil to be cleaned can flow into a raw side 76 n. When no engine oil is flowing, the nonreturn membrane 74 sealingly rests on the cover 50, whereby the engine oil located on the raw side 76 can not flow out through the inlet openings 56. This is advantageous because the replaceable filter element 14 is installed in a standing position, that is to say with inlet openings 56 facing downwards. Thus, only the small amount of engine oil, which is located between the non-return membrane 74 and the lid 50, leak. However, this amount of engine oil is easily absorbed by the annular collar 36 of the filter head 12.
- the drain hole 26 is provided in the filter head 12. This is with mounted replaceable filter element 14 by a drain seal 78, ie, which is arranged on the connecting piece 16, closed.
- the connecting piece 16 is designed pot-shaped, with a cylindrical peripheral wall 80 with a circumferential cylindrical nozzle sealing surface 82 extending from a transverse to the longitudinal axis 54 bottom 84.
- an opening 86 is provided centrally to the longitudinal axis 54.
- the peripheral wall 80 of the connecting piece 16 is formed off the nozzle sealing surface 82 in the form of a plurality of snap walls 88, which are arranged distributed on the circumference separated from each other.
- the central opening of the seal holder 52 is limited by a circumferential edge 92.
- the snap walls 88 of the connecting piece 16 engage behind the edge 92, whereby the connecting piece 16 is locked to the seal holder 52.
- the sealing ring 42 is configured as an axial seal, the contact surface 42a is arranged frontally of the sealing ring 42.
- a concentric about the longitudinal axis 54 circumferential sealing lip 90 is integrally formed on the sealing ring 42. It lies radially on the inside of the contact surface 42a and protrudes axially beyond the contact surface 42a.
- the sealing lip 90 is sealingly against the nozzle sealing surface 82 of the connecting piece 16 and forms a ring seal.
- the sealing lip 90 is radially on the outside of the nozzle sealing surface 82 of the connecting piece 16 at.
- the sealing lip 90 on the sealing ring 42 prevents engine oil from the interior of the connecting piece 16 and the seal holder 52 and in particular through the free areas between the snap walls 88 exits.
- the sealing lip 90 When removing the replaceable filter element 14, the sealing lip 90 successively releases the ventilation channel 44 with respect to the interior 36a of the annular collar 36. At the same time, the sealing ring 42 releases the opening 44a of the ventilation channel 44 to the environment. Ambient air can now flow into the interior 36a of the annular collar 36, so that it is ventilated and a pressure equalization takes place with the environment. To this As a result, the drainage of the engine oil through the drain hole 26 is improved.
- the opening 44a of the ventilation channel 44 to the environment and the connection to the interior 36a of the annular collar 36 initially open so that air from the interior 36a can be displaced into the environment. In this way, a pressure equalization takes place, so that the inner space 36a remains pressure-free.
- the ventilation channel 44 is automatically sealed to the sealing lip 90 and the sealing ring 42.
- the drain seal 78 is disposed in a seal groove 94 on the outside of the base 84 of the connecting piece 16 facing away from the replaceable filter element 14.
- the connecting piece 16 is displaceable relative to the cover 50 in the axial direction.
- the sealing lip 90 is displaceable axially relative to the connecting piece 16 for installation and removal of the replaceable filter element 14 relative to the nozzle sealing surface 82.
- a spiral compression spring 96 is arranged between the bottom 84 of the connecting piece 16 and the cover 50 of the replaceable filter element 14.
- the spiral compression spring 96 generates a bias voltage between the bottom 84 of the connection piece 16 and the cover 50 of the replaceable filter element 14.
- This embodiment differs from the first in that instead of the integrally formed on the sealing ring 42 sealing lip 90 in the second embodiment, a separate cylindrical ring seal 190 is provided.
- the ring seal 190 is made of a thermoplastic and is substantially rigid at use temperature.
- the ring seal 190 is attached with an end face to an end-side annular surface of the seal holder 52, which adjoins the peripheral edge thereof.
- the invention is not limited to use in oil circuits of motor vehicle engines. Rather, it can also be used in other types of engines, such as stationary internal combustion engines.
- the invention can also be used for the purification of other types of liquids, for example fuel or water. It can also be used in other types of water-bearing closed or open systems, for example drinking water systems, service water systems, heating water systems, cooling water systems or boiler water systems.
- a different type of system-fixed filter part for example, a connection flange, may be provided for connection of the replaceable filter element 14.
- the sealing ring 42 is designed as a radial seal.
- the sealing lip 90 or the ring seal 190 may also suitably rest on an end-face sealing surface of the connecting piece 16 in the axial direction.
- connection piece 16 can also be tightly connected to the cover 50 and / or the seal holder 52. In this case, it is possible to dispense with the snap-on walls 88 and a separate sealing of the same. Instead of the sealing lip 90 or the ring seal 190 may then a different type of annular seal, such as an O-ring, be provided for closing the loading and / or venting channel 44.
- annular seal such as an O-ring
- the replaceable filter element 14 may instead of the filter bellows 62 with the folded and closed annular filter medium 64 also have a different type of filter element.
- the seal holder 52 may instead of crimped and other manner tightly connected to the pot 48, for example, glued or welded, be.
- the seal holder 52 and / or the pot 48 may be made of plastic instead of sheet metal.
- helical compression spring 96 and a different type of clamping means, in particular a compression spring, for generating a bias voltage between the bottom 84 of the connecting piece 16 and the cover 50 of the replaceable filter element 14 may be used.
- a plurality of locking tabs may be provided which are separated by gaps.
- connection piece 16 can also be fastened in another way to the end wall of the filter housing 46. It can also be fixed in the axial direction relative to the filter housing 46.
- the helical compression spring 96 can then be dispensed with.
- the ring seal 190 in the second embodiment can be made of a different material at use temperature rigid material instead of a thermoplastic.
- the ventilation channel 44 instead of extending axially to the annular collar 36 with an axial direction component obliquely to this.
- the ventilation channel 44 may be open instead of over its entire length even in a lower region to the inner space 36a of the annular collar 36.
- a different type of connection in particular plug-in and / or rotary connection, may also be provided.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Filtration Of Liquid (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201080050482.1A CN102612396B (zh) | 2009-11-03 | 2010-10-12 | 可换式滤清器元件,相对系统固定的滤清器部件以及滤清器系统 |
US13/505,893 US20120217196A1 (en) | 2009-11-03 | 2010-10-12 | Exchangeable Filter Element, Filter Part Fixed with Respect to System, and Filter System |
EP10763708.4A EP2496329B1 (de) | 2009-11-03 | 2010-10-12 | Wechselfilterelement, systemfestes filterteil und filtersystem |
MX2012005176A MX2012005176A (es) | 2009-11-03 | 2010-10-12 | Elemento de filtro intercambiable, parte de filtro fija con respecto al sistema, y sistema de filtro. |
BR112012010410A BR112012010410B1 (pt) | 2009-11-03 | 2010-10-12 | elemento de filtro intercambiável para a montagem vertical, peça de filtro fixa e sistema de filtragem |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009051696.4 | 2009-11-03 | ||
DE102009051696A DE102009051696A1 (de) | 2009-11-03 | 2009-11-03 | Wechselfilterelement, systemfestes Filterteil und Filtersystem |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011054627A1 true WO2011054627A1 (de) | 2011-05-12 |
Family
ID=43478213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/065244 WO2011054627A1 (de) | 2009-11-03 | 2010-10-12 | Wechselfilterelement, systemfestes filterteil und filtersystem |
Country Status (7)
Country | Link |
---|---|
US (1) | US20120217196A1 (de) |
EP (1) | EP2496329B1 (de) |
CN (1) | CN102612396B (de) |
BR (1) | BR112012010410B1 (de) |
DE (1) | DE102009051696A1 (de) |
MX (1) | MX2012005176A (de) |
WO (1) | WO2011054627A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108894900A (zh) * | 2018-08-13 | 2018-11-27 | 河北亿利橡塑集团有限公司 | 一种甲醇滤清器 |
CN110000002B (zh) * | 2019-05-14 | 2023-09-29 | 安徽高博过滤科技有限公司 | 一种吊车用液压油滤清器 |
CN114392432B (zh) * | 2022-02-22 | 2022-12-16 | 陈占伟 | 一种用于呼吸内科的呼吸给药系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3941831C1 (de) * | 1989-12-19 | 1990-10-18 | Kreyenborg Verwaltungen Und Beteiligungen Kg, 4400 Muenster, De | |
EP1949950A1 (de) * | 2007-01-29 | 2008-07-30 | Filtrauto | Filterpatrone für Flüssigkeiten und eine solche Patrone umfassende Motoruntereinheit |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5685985A (en) * | 1995-12-20 | 1997-11-11 | Baldwin Filters, Inc. | Environmentally friendly filter cartridge |
FR2911797B1 (fr) * | 2007-01-29 | 2009-04-17 | Filtrauto Sa | Cartouche filtrante pour liquide, sous-ensemble de moteur comportant une telle cartouche |
DE102009030561A1 (de) * | 2009-06-24 | 2010-12-30 | Mahle International Gmbh | Filtereinrichtung |
-
2009
- 2009-11-03 DE DE102009051696A patent/DE102009051696A1/de not_active Ceased
-
2010
- 2010-10-12 US US13/505,893 patent/US20120217196A1/en not_active Abandoned
- 2010-10-12 BR BR112012010410A patent/BR112012010410B1/pt active IP Right Grant
- 2010-10-12 MX MX2012005176A patent/MX2012005176A/es active IP Right Grant
- 2010-10-12 CN CN201080050482.1A patent/CN102612396B/zh active Active
- 2010-10-12 WO PCT/EP2010/065244 patent/WO2011054627A1/de active Application Filing
- 2010-10-12 EP EP10763708.4A patent/EP2496329B1/de active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3941831C1 (de) * | 1989-12-19 | 1990-10-18 | Kreyenborg Verwaltungen Und Beteiligungen Kg, 4400 Muenster, De | |
EP1949950A1 (de) * | 2007-01-29 | 2008-07-30 | Filtrauto | Filterpatrone für Flüssigkeiten und eine solche Patrone umfassende Motoruntereinheit |
Also Published As
Publication number | Publication date |
---|---|
DE102009051696A1 (de) | 2011-05-05 |
BR112012010410B1 (pt) | 2019-09-10 |
CN102612396A (zh) | 2012-07-25 |
EP2496329A1 (de) | 2012-09-12 |
CN102612396B (zh) | 2014-11-26 |
EP2496329B1 (de) | 2020-07-15 |
BR112012010410A2 (pt) | 2016-03-08 |
US20120217196A1 (en) | 2012-08-30 |
MX2012005176A (es) | 2012-06-19 |
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