DE3903675C2 - - Google Patents

Info

Publication number
DE3903675C2
DE3903675C2 DE3903675A DE3903675A DE3903675C2 DE 3903675 C2 DE3903675 C2 DE 3903675C2 DE 3903675 A DE3903675 A DE 3903675A DE 3903675 A DE3903675 A DE 3903675A DE 3903675 C2 DE3903675 C2 DE 3903675C2
Authority
DE
Germany
Prior art keywords
filter
oil
ring
insert
filter insert
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.)
Expired - Lifetime
Application number
DE3903675A
Other languages
German (de)
English (en)
Other versions
DE3903675A1 (de
Inventor
Hans 7100 Heilbronn De Gebert
Dietmar 7148 Remseck De Sonntag
Hubert Mueller
Detlef 7000 Stuttgart De Renne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mahle Filtersysteme GmbH
Original Assignee
Knecht Filterwerke 7000 Stuttgart De GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Knecht Filterwerke 7000 Stuttgart De GmbH filed Critical Knecht Filterwerke 7000 Stuttgart De GmbH
Priority to DE3903675A priority Critical patent/DE3903675A1/de
Publication of DE3903675A1 publication Critical patent/DE3903675A1/de
Application granted granted Critical
Publication of DE3903675C2 publication Critical patent/DE3903675C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
    • 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
    • B01D29/114—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 arranged for inward flow filtration
    • 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
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • 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
    • B01D35/147—Bypass or safety 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
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/30—Filter housing constructions
    • B01D2201/301—Details of removable closures, lids, caps, filter heads
    • B01D2201/305—Snap, latch or clip connecting means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4046—Means for avoiding false mounting of different parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/10—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
    • F01M2001/105—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the layout of the purification arrangements
    • F01M2001/1064—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the layout of the purification arrangements comprising drains for oil to the carter, e.g. to recover spilled oil during change of filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
DE3903675A 1989-02-08 1989-02-08 Oelfilter zum reinigen von schmieroel Granted DE3903675A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE3903675A DE3903675A1 (de) 1989-02-08 1989-02-08 Oelfilter zum reinigen von schmieroel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3903675A DE3903675A1 (de) 1989-02-08 1989-02-08 Oelfilter zum reinigen von schmieroel

Publications (2)

Publication Number Publication Date
DE3903675A1 DE3903675A1 (de) 1990-08-09
DE3903675C2 true DE3903675C2 (fr) 1991-09-26

Family

ID=6373625

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3903675A Granted DE3903675A1 (de) 1989-02-08 1989-02-08 Oelfilter zum reinigen von schmieroel

Country Status (1)

Country Link
DE (1) DE3903675A1 (fr)

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4124322A1 (de) * 1991-07-23 1993-01-28 Knecht Filterwerke Gmbh Filterpatrone, insbesondere anschraubfilter
DE4303695A1 (de) * 1993-02-09 1994-08-11 Knecht Filterwerke Gmbh Ölfilter für die Reinigung von Schmieröl
DE4331598A1 (de) * 1993-09-17 1995-03-23 Knecht Filterwerke Gmbh Filter, insbesondere Ölfilter zum Reinigen von Schmieröl
DE4411279A1 (de) * 1994-03-31 1995-10-05 Knecht Filterwerke Gmbh Ölfilter mit einem Leerlaufventil
DE19605425A1 (de) * 1995-03-16 1996-09-19 Hengst Walter Gmbh & Co Kg Flüssigkeitsfilter mit Filterumgehungsventil und filterelementseitiger Dichtfläche
DE19707132A1 (de) * 1997-02-22 1998-08-27 Mann & Hummel Filter Filter
DE19716085A1 (de) * 1997-04-17 1998-10-22 Knecht Filterwerke Gmbh Filter, insbesondere für Kraftstoffe von Verbrennungsmotoren
DE19951085A1 (de) * 1999-10-23 2001-04-26 Mahle Filtersysteme Gmbh Flüssigkeitsfilter, insbesondere Ölfilter
DE10012461A1 (de) * 2000-03-15 2001-09-20 Mahle Filtersysteme Gmbh Flüssigkeitsfilter, insbesondere Ölfilter
USD492753S1 (en) 2003-04-25 2004-07-06 Procter & Gamble Fluidic cartridge end piece
DE10301360A1 (de) * 2003-01-16 2004-07-29 Mann + Hummel Gmbh Ölfilter
USD494654S1 (en) 2003-04-25 2004-08-17 Procter & Gamble Co. Fluidic cartridge fittings
DE10309442A1 (de) * 2003-03-05 2004-09-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE10333398A1 (de) * 2003-07-16 2005-02-03 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE102004038814A1 (de) * 2004-08-01 2006-03-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE202005002955U1 (de) * 2005-02-23 2006-07-06 Hengst Gmbh & Co.Kg Filtereinsatz für einen Flüssigkeitsfilter, insbesondere Ölfilter
DE102005042714A1 (de) * 2005-09-02 2007-03-22 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE102005022932B4 (de) * 2004-08-01 2007-08-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE202007017980U1 (de) * 2007-12-20 2009-04-30 Mann+Hummel Gmbh Filterpatrone und Ölfilter eines Verbrennungsmotors
DE102008046008A1 (de) * 2008-09-05 2010-03-11 Mahle International Gmbh Filtereinrichtung
US7897046B2 (en) 2006-01-25 2011-03-01 Baldwin Filters, Inc. Fluid filter
WO2011070011A1 (fr) 2009-12-10 2011-06-16 Hengst Gmbh & Co. Kg Filtre à liquide
EP2604321B1 (fr) 2011-12-15 2016-03-09 MAHLE International GmbH Dispositif de filtre
DE102016211633A1 (de) 2016-06-28 2017-12-28 Mahle International Gmbh Verschlusseinrichtung für eine Filtereinrichtung
US10702807B2 (en) 2008-12-23 2020-07-07 Clarcor Engine Mobile Solutions, Llc Filter assembly and filter element
DE102021209336A1 (de) 2021-08-25 2023-03-02 Filtration Group Gmbh Filtereinrichtung zum Filtern einer Flüssigkeit

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2103519T3 (es) * 1991-03-28 1997-09-16 Knecht Filterwerke Gmbh Filtro para liquidos.
DE4131353A1 (de) * 1991-03-28 1992-10-01 Knecht Filterwerke Gmbh Fluessigkeitsfilter, insbesondere schmieroelfilter fuer verbrennungsmotoren
ATE184502T1 (de) * 1991-12-17 1999-10-15 Mann & Hummel Filter Filter für kraft- und/oder schmierstoffe eines verbrennungsmotors
GB9412862D0 (en) * 1994-06-27 1994-08-17 Pall Corp Filter assemblies
DE4428771A1 (de) * 1994-08-13 1996-02-15 Mann & Hummel Filter Filter, insbesondere zum Reinigen von Schmieröl einer Brennkraftmaschine
DE19511450A1 (de) * 1995-03-29 1996-10-02 Argo Gmbh Fuer Fluidtechnik Nebenstromfilteraggregat
GB2309397B (en) * 1996-01-25 2000-08-02 Mann & Hummel Filter Oil filter
WO1998043723A1 (fr) * 1997-03-28 1998-10-08 Pall Corporation Cartouche filtre et ensemble filtre
FR2784598B1 (fr) * 1998-10-14 2000-12-15 Filtrauto Filtre a liquide pour moteur a combustion interne
JP4049586B2 (ja) * 1999-08-12 2008-02-20 ピューロレイター プロダクツ エヌエー， インコーポレイテッド 急速放出弁アクチュエータ付きオイルフィルタユニット
EP1140320B1 (fr) * 1999-09-17 2007-03-28 Hengst GmbH & Co. KG Filtre pour fluides pourvu d'un composant central pouvant etre assemble
DE19951084A1 (de) 1999-10-23 2001-04-26 Mahle Filtersysteme Gmbh Flüssigkeitsfilter, insbesondere Ölfilter
DE19955864A1 (de) 1999-11-20 2001-05-23 Mahle Filtersysteme Gmbh Ringfilterelement mit einem Verschlußstopfen für insbesondere ein Schmierölfilter eines Verbrennungsmotors
DE29921168U1 (de) * 1999-12-02 2001-04-05 Ing. Walter Hengst GmbH & Co KG, 48147 Münster Flüssigkeitsfilter mit demontierbarem, zentralen Bauteil, mit zusätzlichem Haltebauteil
DE10025484A1 (de) 2000-05-23 2001-11-29 Mahle Filtersysteme Gmbh Kraftstofffilter für einen Verbrennungsmotor
US6896803B2 (en) 2003-03-28 2005-05-24 Arvin Technologies, Inc. Filter apparatus and associated method
US7060184B2 (en) * 2003-05-21 2006-06-13 Arvin Technologies, Inc. Quick-drain valve member for use with filter apparatus
US7708147B2 (en) 2004-11-15 2010-05-04 Purolator Filters Na Llc Fluid filter assembly with notched case
FR2884728B1 (fr) * 2005-04-20 2007-07-13 Filtrauto Sa Filtre a huile a vidange automatique
JP4577199B2 (ja) * 2005-12-05 2010-11-10 トヨタ紡織株式会社 流体フィルタ及びその使用方法
DE102008049006A1 (de) 2008-09-25 2010-04-01 Mahle International Gmbh Flüssigkeitsfilter
DE102008049007B4 (de) 2008-09-25 2019-08-08 Mahle International Gmbh Flüssigkeitsfilter
DE102009024699A1 (de) * 2009-06-12 2010-12-16 Mahle International Gmbh Filtereinrichtung
DE102009041523B4 (de) 2009-09-15 2024-01-25 Mahle International Gmbh Filtereinrichtung
DE102009049868A1 (de) * 2009-10-20 2011-04-21 Mahle International Gmbh Filtereinrichtung
DE102010015677A1 (de) 2010-04-21 2011-10-27 Bayerische Motoren Werke Aktiengesellschaft Ölfilter-Einrichtung
FR2970421B1 (fr) * 2011-01-17 2013-02-22 Filtrauto Filtre et cartouche filtrante permettant une vidange decentree
DE102012007762A1 (de) * 2012-04-20 2013-10-24 Mann + Hummel Gmbh Ölfilter einer Brennkraftmaschine und Ölfilterelement eines Ölfilters
DE102015207231B4 (de) * 2015-04-21 2017-09-14 Mahle International Gmbh Filtereinrichtung
CN108136289A (zh) * 2015-09-23 2018-06-08 沃尔沃卡车集团 过滤器***件和过滤器设备
US10525387B2 (en) 2017-04-06 2020-01-07 Whirlpool Corporation Filter cartridge
US10584040B2 (en) 2017-10-06 2020-03-10 Whirlpool Corporation Filter cartridge
US11073053B2 (en) * 2018-05-08 2021-07-27 Raytheon Technologies Corporation Centrifugal debris pre-separator for turbine engine oil filter
EP3608009A1 (fr) 2018-08-10 2020-02-12 Mann+Hummel GmbH Système de filtration et élément filtrant avec moyen de positionnement amélioré
USD972073S1 (en) 2019-03-21 2022-12-06 Mahle International Gmbh End plate for a filter element
USD967927S1 (en) 2019-03-21 2022-10-25 Mahle International Gmbh End plate for a filter element
USD979705S1 (en) 2019-03-21 2023-02-28 Mahle International Gmbh Sword for a filter element
USD967924S1 (en) 2019-03-21 2022-10-25 Mahle International Gmbh End plate for a filter element
USD966457S1 (en) 2019-03-21 2022-10-11 Mahle International Gmbh End plate for a filter element
USD989225S1 (en) 2019-03-21 2023-06-13 Mahle International Gmbh Sealing lip for a filter element
USD972074S1 (en) 2019-03-21 2022-12-06 Mahle International Gmbh End plate for a filter element
USD967925S1 (en) 2019-03-21 2022-10-25 Mahle International Gmbh End plate for a filter element
USD966458S1 (en) 2019-03-21 2022-10-11 Mahle International Gmbh End plate for a filter element
USD967330S1 (en) 2019-03-21 2022-10-18 Mahle International Gmbh Pin for a filter element
USD967926S1 (en) 2019-03-21 2022-10-25 Mahle International Gmbh End plate for a filter element
USD967329S1 (en) 2019-03-21 2022-10-18 Mahle International Gmbh End plate for a filter element
US11452956B2 (en) 2019-06-27 2022-09-27 Mahle International Gmbh Fuel filter
US11426687B2 (en) 2019-06-27 2022-08-30 Mahle International Gmbh Fuel filter
US11992788B2 (en) 2019-06-27 2024-05-28 Mahle International Gmbh Filter device
US11511217B2 (en) 2020-09-22 2022-11-29 Mahle International Gmbh Filter and method of fabricating same
USD958288S1 (en) 2020-10-09 2022-07-19 Mahle International Gmbh Filter device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3409219A1 (de) * 1984-03-14 1985-09-19 Ing. Walter Hengst GmbH & Co KG, 4400 Münster Oelfilter zum reinigen von schmieroel eines verbrennungsmotors
DE8714656U1 (de) * 1987-11-04 1987-12-17 Ing. Walter Hengst GmbH & Co KG, 4400 Münster Ölfilter für die Reinigung von Schmieröl

Cited By (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4124322A1 (de) * 1991-07-23 1993-01-28 Knecht Filterwerke Gmbh Filterpatrone, insbesondere anschraubfilter
DE4303695A1 (de) * 1993-02-09 1994-08-11 Knecht Filterwerke Gmbh Ölfilter für die Reinigung von Schmieröl
DE4331598A1 (de) * 1993-09-17 1995-03-23 Knecht Filterwerke Gmbh Filter, insbesondere Ölfilter zum Reinigen von Schmieröl
DE4411279A1 (de) * 1994-03-31 1995-10-05 Knecht Filterwerke Gmbh Ölfilter mit einem Leerlaufventil
DE19605425A1 (de) * 1995-03-16 1996-09-19 Hengst Walter Gmbh & Co Kg Flüssigkeitsfilter mit Filterumgehungsventil und filterelementseitiger Dichtfläche
DE19605425C2 (de) * 1995-03-16 1998-07-23 Hengst Walter Gmbh & Co Kg Flüssigkeitsfilter mit Filterumgehungsventil und filterelementseitiger Dichtfläche
DE19707132A1 (de) * 1997-02-22 1998-08-27 Mann & Hummel Filter Filter
DE19716085A1 (de) * 1997-04-17 1998-10-22 Knecht Filterwerke Gmbh Filter, insbesondere für Kraftstoffe von Verbrennungsmotoren
DE19716085B4 (de) * 1997-04-17 2007-02-15 Mahle Filtersysteme Gmbh Filter, insbesondere für Kraftstoffe von Verbrennungsmotoren
DE19951085A1 (de) * 1999-10-23 2001-04-26 Mahle Filtersysteme Gmbh Flüssigkeitsfilter, insbesondere Ölfilter
WO2001069050A2 (fr) 2000-03-15 2001-09-20 Mahle Filtersysteme Gmbh Filtre pour liquide, notamment filtre a huile
DE10012461A1 (de) * 2000-03-15 2001-09-20 Mahle Filtersysteme Gmbh Flüssigkeitsfilter, insbesondere Ölfilter
DE10301360A1 (de) * 2003-01-16 2004-07-29 Mann + Hummel Gmbh Ölfilter
DE10301360B4 (de) * 2003-01-16 2017-05-04 Mann + Hummel Gmbh Ölfilter
DE10309442A1 (de) * 2003-03-05 2004-09-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
USD492753S1 (en) 2003-04-25 2004-07-06 Procter & Gamble Fluidic cartridge end piece
USD494654S1 (en) 2003-04-25 2004-08-17 Procter & Gamble Co. Fluidic cartridge fittings
DE10333398A1 (de) * 2003-07-16 2005-02-03 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE102004038814A1 (de) * 2004-08-01 2006-03-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE102005022932B4 (de) * 2004-08-01 2007-08-23 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
DE202005002955U1 (de) * 2005-02-23 2006-07-06 Hengst Gmbh & Co.Kg Filtereinsatz für einen Flüssigkeitsfilter, insbesondere Ölfilter
DE102005042714A1 (de) * 2005-09-02 2007-03-22 Joma-Polytec Kunststofftechnik Gmbh Ölfilteranordnung
US7897046B2 (en) 2006-01-25 2011-03-01 Baldwin Filters, Inc. Fluid filter
DE202007017980U1 (de) * 2007-12-20 2009-04-30 Mann+Hummel Gmbh Filterpatrone und Ölfilter eines Verbrennungsmotors
DE102008046008A1 (de) * 2008-09-05 2010-03-11 Mahle International Gmbh Filtereinrichtung
US10702807B2 (en) 2008-12-23 2020-07-07 Clarcor Engine Mobile Solutions, Llc Filter assembly and filter element
DE102009054523A1 (de) * 2009-12-10 2011-06-16 Hengst Gmbh & Co. Kg Flüssigkeitsfilter
JP2013513750A (ja) * 2009-12-10 2013-04-22 ヘングスト・ゲー・エム・ベー・ハー・ウント・コー・カー・ゲー 液体フィルタ
WO2011070011A1 (fr) 2009-12-10 2011-06-16 Hengst Gmbh & Co. Kg Filtre à liquide
EP2604321B1 (fr) 2011-12-15 2016-03-09 MAHLE International GmbH Dispositif de filtre
DE102016211633A1 (de) 2016-06-28 2017-12-28 Mahle International Gmbh Verschlusseinrichtung für eine Filtereinrichtung
DE102021209336A1 (de) 2021-08-25 2023-03-02 Filtration Group Gmbh Filtereinrichtung zum Filtern einer Flüssigkeit
DE102021209336B4 (de) 2021-08-25 2024-04-25 Filtration Group Gmbh Filtereinrichtung zum Filtern einer Flüssigkeit und zugehöriges Filterelement

Also Published As

Publication number Publication date
DE3903675A1 (de) 1990-08-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8380 Miscellaneous part iii

Free format text: PATENTANSPRUCH 1, SPALTE 2, ZEILE 22 NACH "RINGFILTEREINSATZES (2) EIN" EINFUEGEN "AUSSERMITTIG"

8327 Change in the person/name/address of the patent owner

Owner name: MAHLE FILTERSYSTEME GMBH, 70376 STUTTGART, DE

8320 Willingness to grant licences declared (paragraph 23)