EP1602410A1 - Freistrahlzentrifuge für die Reinigung des Schmieröls einer Brennkraftmaschine - Google Patents
Freistrahlzentrifuge für die Reinigung des Schmieröls einer Brennkraftmaschine Download PDFInfo
- Publication number
- EP1602410A1 EP1602410A1 EP05010220A EP05010220A EP1602410A1 EP 1602410 A1 EP1602410 A1 EP 1602410A1 EP 05010220 A EP05010220 A EP 05010220A EP 05010220 A EP05010220 A EP 05010220A EP 1602410 A1 EP1602410 A1 EP 1602410A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotor
- lubricating oil
- free
- wall
- jet centrifuge
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/12—Suspending rotary bowls ; Bearings; Packings for bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/04—Periodical feeding or discharging; Control arrangements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/005—Centrifugal separators or filters for fluid circulation systems, e.g. for lubricant oil circulation systems
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- 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
- F01M2001/1028—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the type of purification
- F01M2001/1035—Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters characterised by the type of purification comprising centrifugal filters
Definitions
- the present invention relates to a free-jet centrifuge for cleaning the lubricating oil of an internal combustion engine, with a case that comes with a removable lid is closed, with a rotatably mounted in the housing Rotor and with channels for feeding the to be cleaned, pressurized lubricating oil and for discharge of the purified, non-pressurized lubricating oil, wherein the Plastic rotor and one-piece or rigid with each other connected parts, wherein the rotor at least one recoil nozzle and a dirt collection area and wherein the rotor for disposal at completely removed from the housing can.
- a free-jet centrifuge of the type described above Art is known from EP 1 071 512 B1.
- the rotor is here completely designed as a disposable part, in the context of a regular maintenance of the centrifuge taken from this and replaced by a fresh rotor. So the Rotor easily disposed of, in particular thermally recycled This is completely made of one without problems combustible plastic.
- In operation of these known Free-jet centrifuge flows the full the centrifuge flowing through the lubricating oil flow through the first Dirt collecting area of the rotor and then through the recoil nozzles off. It is disadvantageous that the interior of the rotor including its dirt collecting area is under the full lubricating oil pressure. This makes special reinforcing measures on the existing plastic Rotor required to withstand the high oil pressure To be able to withstand duration without damage.
- a Free-jet centrifuge of the type specified the characterized in that it comprises means for splitting the supplied lubricating oil flow in a first and a Having second partial stream and that the rotor has a Recoil nozzle (s) comprehensive drive part of the first Lubricating oil partial flow can be flowed through, and a the Dirt collecting area comprehensive dirt catcher part of the second lubricating oil partial flow can be flowed through.
- a single welding area which is another Contribute to a simple and therefore cost-effective Production of the rotor is.
- the upper part has a radially inner and a radial outer annular wall and an upper-side cover wall comprises the radially inner ring wall with its hollow interior one Channel for the part of the waste oil to be supplied lubricating oil forms and that the radially inner wall in their Upper area at least one crossing opening has the channel in the dirt collecting area.
- a radially inner and radially outer annular wall for the shell this gets a high basic stability.
- the hollow interior of the radially inner Ring wall as a channel for the supply of the to be cleaned Lubricating oil partial flow used for the dirt trap part. Due to the position of the transfer opening in the upper area the radially inner wall becomes the partial oil flow to be cleaned inserted as far above in the dirt trap area and lay a long way through the dirt trap area back, what the pollutant excretion from the oil is cheap.
- the Lower part of a central inlet for the entire Centrifuge fed lubricating oil flow has that of the inlet a first opening with a defined cross-section through the partition in the channel leads and that from the inlet at least a second opening with defined cross-section in at least one between the Partition wall and the lower part formed nozzle chamber leads.
- this design are all means for the division the supplied lubricating oil flow in the Dirt collecting part on the one hand and to the drive part on the other flowing part streams disposed within the rotor. Outside the rotor will be no further means needed for the distribution of the oil flow.
- suitable cross sections of the two openings is a desired quantitative distribution of the partial flows for the dirt trap part and for the drive part simple way possible.
- the intermediate wall in one piece with at least one executed pipe-socket-like oil outlet the from a radially inner part of the dirt collecting area through the / a nozzle chamber to the bottom of the Rotor leads and whose cross-section is larger than that Cross section of the first opening and the crossing opening (s). Due to the one-piece design of the partition with the oil outlet channel remains the construction
- the rotor is simple and it is sufficient in the best case three parts to form the complete rotor.
- the intermediate wall in one piece is executed and located in a plane between upper part and lower part extends. So the rotor only covers three parts to be joined together, wherein advantageous here connecting the parts together in one single plane running in the radial direction can.
- the intermediate wall in two parts is executed and that a radially outer Part of the partition in a first plane and a radial inner part of the partition in a second level extends between the upper part and lower part.
- the rotor has an individual part more, however, this is a greater freedom in terms of Design achieved in particular the drive part.
- the rotor in particular its most of the Rotor engaging debris, with one possible to produce low material thickness, without the risk causing damage is in a further embodiment preferably provided that in the dirt trap part in Radial direction facing, in the circumferential direction of the rotor evenly spaced guide and partitions are provided, which are integral with the upper part.
- the guide and partition walls provide a stiffening of the Dirt collecting part, in particular of the radially outer Circumferential wall, during rotation of the rotor by the case resulting centrifugal forces is applied.
- a centric stub shaft for rotatable mounting of the rotor mounted or in one piece is formed below and on top of the rotor in each case.
- the stub shafts can be in more advantageous Way in one piece with the upper part or the lower part of the Rotor are made, so that there is no special Manufacturing and assembly steps are necessary.
- centrifuge looks instead of the Stub shaft before that the rotor in its center a axially continuous, up and down or only open at the bottom Has cavity that through the cavity to the rotatable Storage of the rotor is a housing-fixed axis and that bearings are arranged between the axle and the rotor are, when removing the rotor from the housing remain on the axis. Also in this version the rotor remains very simple and simple in construction is therefore inexpensive to produce. Again, this is the Rotor completely disposable, bearing for storage of the rotor when replacing the rotor on the fixed Housing the centrifuge arranged axis remain and continue to be used for the new rotor. So it will be here too, just the maintenance of the centrifuge Plastic existing rotor together with the deposited therein Disposed dirt particle cake. The axis with the Storage remains as a lifetime component in the centrifuge.
- the free-jet centrifuge is preferably provided in a further embodiment, that through the housing-fixed axis an oil inlet forming section of an oil supply passage, that of the oil inlet through at least one in the axis provided first crossing opening with defined cross-section the first partial flow of lubricating oil into the dirt collecting area is feasible and that of the oil inlet through at least one provided in the axis second crossing opening with defined cross-section the second Lubricating oil partial flow is feasible in the drive part.
- This configuration is the means for dividing the the centrifuge supplied lubricating oil flow in the two Partial flows for the dirt trap part and the drive part integrated into the housing-side provided axis. Of the Rotor must therefore not have these means and can of be according to simple design.
- the rotor sits here by means of its lower, sleeve-like shaped area tight and mechanically sufficiently strong on the bearing bush, so that an undesirable vertical Motion play of the rotor during operation of the centrifuge sufficient is prevented.
- the rotor can manually or by means of an auxiliary tool from the bearing bush subtracted from.
- FIG. 1 to 4 The embodiments shown in Figures 1 to 4 is common that they have a mechanically one-piece Rotor 2, but the rotor 2 functional in each case a drive part 3 and a dirt trap part. 4 each having its own lubricating oil partial flow can be flowed through.
- the rotor 2 has a top 22 and a bottom 23rd and a partition wall 24 arranged between them, these three parts being sealed together are and thus form the one-piece rotor 2.
- the upper part 22 of the rotor 2 has a radially outward one Circumferential wall 40, radially inside an inner wall 43 and axially above an upper wall 41, which together form a one-piece Form injection molding. From the top of the upper wall 41 protrudes also integrally formed with the upper part 22 Stub shaft 5 '' before, the rotatable storage of the rotor 2 in the housing, not shown here Centrifuge serves.
- the feeder of the lubricating oil in the dirt trap part 4 takes place through the channel 30 'in the interior of the radially inner wall 43, which has several radial oil inlets 44 is connected to the dirt collecting area 4 '.
- the interior of the waste collecting part 4 in the radial direction extending and circumferentially from each other spaced guide and partition walls 48 are arranged, the are also made in one piece with the upper part 22.
- the drive part 3 In the lower part of the rotor 2 below the partition 24, the drive part 3 is formed.
- the drive part 3 consists of the lower part 23 and the intermediate wall 24.
- two nozzle chambers 34 'are formed, each with a recoil nozzle 34 for driving the rotor 2 is connected are.
- the supply of lubricating oil to the rotor 2 is done centrally from below through the oil inlet 18 in the center of the lower part 23.
- This oil inlet 18 is in the form of a pipe socket formed at the same time a downwardly projecting lower stub shaft 5 'for rotatable mounting of the rotor 2 forms.
- a second opening extending in the radial direction 24.2 is the inlet 18 with the nozzle chambers 34 ' connected.
- the radial opening 24.2 runs by a low annular wall 30.1, which is integral with the Lower part 23 is formed and from this dekkungs Morgan with the inner wall 43 of the upper part 22 after extends above.
- the lower end of the radially inner wall 43 of the upper part 22 and the axially upper end of the annular wall 30.1 of the lower part 23 abut each sealed to the Top or bottom of the intermediate wall 24 at.
- intermediate wall 24 is still at least one integrally formed, through one of the nozzle chambers 34 ' running downwardly extending tubular element, which forms an oil outlet 47 for the purified lubricating oil.
- the return nozzles 34 a throttle point, since the cross section of the nozzles 34 smaller is as the cross section of the second opening 24.2, the second partial oil flow into the nozzle chambers 34 ' leads. This is in the nozzle chambers 34 'and the nozzles 34 the full lubrication oil pressure on and for the drive of the rotor 2 available.
- Figure 2 shows a modified in this regard embodiment of the rotor 2, at the now the partition off two intermediate wall parts 24 and 24 'is formed.
- a radial outer intermediate wall part 24 lies in one of the position the intermediate wall 24 according to FIG 1 corresponding position between the upper part 22 and the lower part 23 of the rotor 2.
- the annular wall 30.1 on the Upper side of the lower part formed higher.
- a central Partition wall part 24.1 lies on top of this higher Ring wall 30.1 on and has in its center the first opening 24.1 for the dirt trap part. 4 flowing lubricating oil partial flow.
- the rotor 2 corresponds to FIG 2 of the embodiment according to FIG. 1
- FIG. 3 shows the rotor 2 from FIG. 2 in a cross section according to the line C-C in Figure 2.
- Radial outside in Figure 3 the radially outer peripheral wall 40 of the waste collecting part 4 of the rotor 2 recognizable.
- Radially inside is the inner wall 43 of the waste collecting part 4. Through the hollow interior of the inner wall 43 runs the channel 30 '.
- FIG. 4 shows a complete centrifuge 1 in FIG Longitudinal section, wherein the centrifuge 1 is a one-piece Rotor 2 which is rotatable about the rotation axis 20.
- the centrifuge 1 comprises a housing 10, the upper side is closed with a screw 14. Owns for this the housing 10 is an internal thread 11 and the lid 14 an external thread 16, which together in releasable Screw engagement.
- the rotor 2 When removed from the housing 10 Cover 14, the rotor 2 by pulling it upwards be removed from the housing 10 and disposed of. One new rotor 2 can then in the reverse direction from above be used to complete the centrifuge 1 again.
- the rotor 2 also has here a drive part 3 and a dirt trap part 4, which is not separable from each other are but form a unity.
- the rotor 2 is made here from a thermoplastic and is made of a top 22 and a bottom 23 along one circumferential weld 40 'welded together.
- the radial outer region of the interior of the waste collecting part 4 forms here again the dirt collecting area 4 ', the outside through the wall 40, up through the wall 41 and is limited down through the bottom 42 of the rotor 2.
- two branch channels 33 are formed, each to a 'Rückdorfdüse 34 for driving the Rotor 2 lead.
- the housing 10 of the centrifuge 1 here comprises a lower the rotor 2 arranged housing part 10 ', with a central axis 5 for the rotatable mounting of the rotor 2 connected is.
- a threaded end 50 the Axis 5 with a central axle 12 of the housing part 10 'screwed.
- the axis 5 is in one bottom portion 53 formed hollow, creating a flow path is formed for lubricating oil.
- this hollow portion 53 is a minimum pressure valve 7 with a closing direction by a spring loaded valve body 70, the missing or too low oil pressure the oil inlet 18 of the centrifuge. 1 closes.
- the minimum pressure valve 7 If the lubricating oil pressure exceeds a predefinable pressure, opens the minimum pressure valve 7. When the minimum pressure valve is open 7 flows through to be cleaned lubricating oil through the Inlet 18 in the axial direction upward to the valve body 70 of the minimum pressure valve 7 over.
- the minimum pressure valve At the level of the lower Slide bearing 51 guide radial channels 54 from the hollow interior of section 53 of the axis 5 to the outside. In a on the lower part of the axis 5 seated bushing 21st of the sliding bearing 51 are at the same height as the channels 54 further radial channels 54 '', which together a radial flow path from the section 53 in the Branch channels 33 to the recoil nozzles 34 form.
- lubricating oil flows through the interior the dirt trap part 4 from top to bottom, wherein due to a rotation of the rotor 2 dirt particles by centrifugal force radially outside in the interior of the waste collecting part 4, namely in its dirt collecting area 4 ', settle.
- the cleaned lubricating oil leaves the dirt trap part 4 radially inwardly and downwardly through an oil outlet 47, from where the lubricating oil in a non-pressurized area 13th inside the housing 10 passes. From there it can Lubricating oil, for example, in the oil pan of an associated Refuel internal combustion engine.
- interrupted Deflection ribs 17 are provided.
- the partial oil flow exiting the oil outlet 47 flows under the shielding plate 17 'and can thus from the emerging from the nozzles 34 oil jets are not stirred up become, whereby an unwanted braking of the Rotor 2 is avoided.
- Lubricating oil flow into the two partial flows on the one hand to the recoil nozzles 34 and on the other hand to the dust collecting part. 4 flow occurs in terms of quantity and pressure through the Cross sections and the number of radial channels 54, 54 ' and 54 "in a desired manner.
- radial passage 54 ' a throttle point for through the Form a dirt trap part 4 flowing lubricating oil partial flow, to relieve the dirt trap part 4 of the lubricating oil pressure.
- the rotor 2 sits in its assembled state by means of a lower portion 30 "of its tubular body 30 sealed and sufficiently tight on the bearing bush 21 of the lower sliding bearing 51 and with an upper end portion of the tubular body 30 on the upper sliding bearing 52.
- the fit is selected in both bearings 51 and 52 so that the Rotor 2 is seated firmly enough in mounted condition, but with the cover removed 14 and remote fuse 38 are still easily removed manually upwards can.
Landscapes
- Centrifugal Separators (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Detergent Compositions (AREA)
Abstract
Description
- Figur 1
- den kompletten Rotor für eine Zentrifuge, in einer ersten Ausführung, im Längsschnitt,
- Figur 2
- den Rotor aus Figur 1 in einer abgewandelten Ausführung, wieder im Längsschnitt,
- Figur 3
- den Rotor aus Figur 2 in einem Querschnitt gemäß der Linie C-C in Figur 2 und
- Figur 4
- eine komplette Zentrifuge, hier wieder im Längsschnitt.
Claims (13)
- Freistrahlzentrifuge (1) für die Reinigung des Schmieröls einer Brennkraftmaschine, mit einem Gehäuse (10), das mit einem abnehmbaren Deckel (14) verschlossen ist, mit einem im Gehäuse (10) drehbar angeordneten Rotor (2) und mit Kanälen (18, 13) zur Zuführung des zu reinigenden, unter Druck stehenden Schmieröls und zur Abführung des gereinigten, drucklosen Schmieröls, wobei der Rotor (2) aus Kunststoff sowie einteilig oder mit fest miteinander verbundenen Teilen ausgeführt ist, wobei der Rotor (2) mindestens eine Rückstoßdüse (34) und einen Schmutzsammelbereich (4') aufweist und wobei der Rotor (2) zur Entsorgung bei geöffnetem Deckel (14) komplett aus dem Gehäuse (10) entnommen werden kann,
dadurch gekennzeichnet, daß die Zentrifuge (1) Mittel zur Aufteilung des zugeführten Schmierölstroms in einen ersten und einen zweiten Teilstrom aufweist und daß der Rotor (2) einen die Rückstoßdüse(n) (34) umfassenden Antriebsteil (3), der von dem ersten Schmierölteilstrom durchströmbar ist, und einen den Schmutzsammelbereich (4') umfassenden Schmutzfangteil (4), der von dem zweiten Schmierölteilstrom durchströmbar ist, aufweist. - Freistrahlzentrifuge nach Anspruch 1, dadurch gekennzeichnet, daß der Rotor (2) ein einstückiges Oberteil (22), ein einstückiges Unterteil (23) und mindestens eine dazwischen angeordnete Zwischenwand (24, 24') aufweist, die miteinander verbunden, vorzugsweise verschweißt, sind, und daß das Oberteil (22) und die Zwischenwand (24, 24') den Schmutzsammelbereich (4') einschließen und das Unterteil (23) und die Zwischenwand (24, 24') den Antriebsteil (3) bilden.
- Freistrahlzentrifuge nach Anspruch 2, dadurch gekennzeichnet, daß das Oberteil (22) eine radial innere und eine radial äußere Ringwand (43, 40) und eine oberseitige Deckwand (41) umfaßt, daß die radial innere Ringwand (43) mit ihrem hohlen Inneren einen Kanal (30') für den dem Schmutzfangteil (4) zuzuleitenden Schmierölteilstrom bildet und daß die radial innere Wand (43) in ihrem oberen Bereich mindestens eine Übertrittsöffnung (44) aus dem Kanal (30') in den Schmutzsammelbereich (4') aufweist.
- Freistrahlzentrifuge nach Anspruch 2 oder 3, dadurch gekennzeichnet, daß das Unterteil (23) einen zentralen Einlaß (18) für den gesamten der Zentrifuge zugeleiteten Schmierölstrom aufweist, daß von dem Einlaß (18) eine erste Durchbrechung (24.1) mit definiertem Querschnitt durch die Zwischenwand (24, 24') in den Kanal (30') führt und daß von dem Einlaß (18) wenigstens eine zweite Durchbrechung (24.2) mit definiertem Querschnitt in wenigstens eine zwischen der Zwischenwand (24, 24') und dem Unterteil (23) ausgebildete Düsenkammer (34') führt.
- Freistrahlzentrifuge nach Anspruch 4, dadurch gekennzeichnet, daß das Unterteil (23) oberseitig eine niedrige, deckungsgleich mit der radial inneren Ringwand (43) des Oberteils (22) verlaufende Ringwand (30.1) aufweist und daß die zweite Durchbrechung (24.2) radial durch die Ringwand (30.1) des Unterteils (23) verläuft.
- Freistrahlzentrifuge nach Anspruch 4 oder 5, dadurch gekennzeichnet, daß die Zwischenwand (24, 24') einstückig mit wenigstens einem rohrstutzenartigen Ölauslaßkanal (47) ausgeführt ist, der aus einem radial inneren Teil des Schmutzsammelbereichs (4') durch die/eine Düsenkammer (34') hindurch zur Unterseite des Rotors (2) führt und dessen Querschnitt größer ist als der Querschnitt der ersten Durchbrechung (24.1) und der Übertrittsöffnung(en) (44).
- Freistrahlzentrifuge nach einem der Ansprüche 2 bis 6, dadurch gekennzeichnet, daß die Zwischenwand (24) einteilig ausgeführt ist und sich in einer Ebene zwischen Oberteil (22) und Unterteil (23) erstreckt.
- Freistrahlzentrifuge nach einem der Ansprüche 2 bis 6, dadurch gekennzeichnet, daß die Zwischenwand (24, 24') zweiteilig ausgeführt ist und daß sich ein radial äußerer Teil (24) der Zwischenwand (24, 24') in einer ersten Ebene und ein radial innerer Teil (24') der Zwischenwand (24, 24') in einer zweiten Ebene zwischen Oberteil (22) und Unterteil (23) erstreckt.
- Freistrahlzentrifuge nach einem der Ansprüche 2 bis 8, dadurch gekennzeichnet, daß im Schmutzfangteil (4) in Radialrichtung weisende, in Umfangsrichtung des Rotors (2) gleichmäßig voneinander beabstandete Leit- und Trennwände (48) vorgesehen sind, die einstückig mit dem Oberteil (22) sind.
- Freistrahlzentrifuge nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß unten und oben am Rotor (2) jeweils ein zentrischer Wellenstummel (5', 5'') zur drehbaren Lagerung des Rotors (2) angebracht oder einstückig angeformt ist.
- Freistrahlzentrifuge nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß der Rotor (2) in seinem Zentrum einen axial durchgehenden, oben und unten oder nur unten offenen Hohlraum (30') aufweist, daß durch den Hohlraum (30') zur drehbaren Lagerung des Rotors (2) eine gehäusefeste Achse (5) verläuft und daß zwischen der Achse (5) und dem Rotor (2) Lager (51, 52) angeordnet sind, die bei dem Entnehmen des Rotors (2) aus dem Gehäuse (10) auf der Achse (5) verbleiben.
- Freistrahlzentrifuge nach Anspruch 11, dadurch gekennzeichnet, daß durch die gehäusefeste Achse (5) ein einen Öleinlaß (18) bildender Abschnitt eines Ölzuführungskanals verläuft, daß von dem Öleinlaß (18) durch mindestens eine in der Achse (5) vorgesehene erste Übertrittsöffnung (54') mit definiertem Querschnitt der erste Schmierölteilstrom in den Schmutzsammelbereich (4') führbar ist und daß von dem Öleinlaß (18) durch mindestens eine in der Achse vorgesehene zweite Übertrittsöffnung (54) mit definiertem Querschnitt der zweite Schmierölteilstrom in den Antriebsteil (3) führbar ist.
- Freistrahlzentrifuge nach Anspruch 12, dadurch gekennzeichnet, daß ein unteres Lager (51) des Rotors (2) durch ein Gleitlager mit einer auf die Achse (5) aufgesetzten Lagerbuchse (51') gebildet ist, daß stromab der zweiten Übertrittsöffnung (54) der Achse (5) in der Lagerbuchse (51') mindestens eine in den Antriebsteil (3) führende weitere Durchlaßöffnung (54'') vorgesehen ist und daß der Rotor (2) mit einem zentralen unteren, hülsenartig geformten Bereich (30'') im Schiebesitz abgedichtet auf die Lagerbuchse (51') aufgesetzt ist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE202004008785U | 2004-06-02 | ||
DE202004008785U DE202004008785U1 (de) | 2004-06-02 | 2004-06-02 | Freistrahlzentrifugen für die Reinigung des Schmieröls einer Brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1602410A1 true EP1602410A1 (de) | 2005-12-07 |
EP1602410B1 EP1602410B1 (de) | 2009-12-16 |
Family
ID=34936387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05010220A Not-in-force EP1602410B1 (de) | 2004-06-02 | 2005-05-11 | Freistrahlzentrifuge für die Reinigung des Schmieröls einer Brennkraftmaschine |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1602410B1 (de) |
AT (1) | ATE451969T1 (de) |
DE (2) | DE202004008785U1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005014427U1 (de) | 2005-09-12 | 2007-02-01 | Hengst Gmbh & Co.Kg | Zweiteiliger Rotor für eine Zentrifuge und Zentrifuge mit einem solchen Rotor |
DE202005017208U1 (de) * | 2005-11-02 | 2007-03-22 | Hengst Gmbh & Co.Kg | Rückstoßdüse für den Rotor einer Zentrifuge und Rotor mit solchen Rückstoßdüsen |
DE202005020012U1 (de) * | 2005-12-22 | 2007-05-10 | Hengst Gmbh & Co.Kg | Zentrifuge zum Reinigen einer Flüssigkeit |
DE102007046000A1 (de) * | 2007-09-26 | 2009-04-09 | Scania Cv Ab | Filter für hydraulischen Fluidkreislauf |
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EP1287895A2 (de) * | 2001-08-24 | 2003-03-05 | Fleetguard, Inc. | Freistrahlzentrifugenrotor mit innerem Strömungs-Bypass |
EP1340547A2 (de) * | 2002-02-27 | 2003-09-03 | Fleetguard, Inc. | Fluidtrennzentrifuge |
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US1731313A (en) * | 1926-05-24 | 1929-10-15 | Laval Separator Co De | Oil-purifying apparatus for motor-propelled vehicles |
CH532422A (de) * | 1970-12-23 | 1973-01-15 | Sulzer Ag | Zentrifugiereinrichtung zur Reinigung eines Betriebsmittels einer Kolbenbrennkraftmaschine |
US4106689A (en) * | 1977-04-06 | 1978-08-15 | The Weatherhead Company | Disposable centrifugal separator |
DE2905645A1 (de) * | 1979-02-14 | 1980-08-28 | Glacier Metal Co Ltd | Zentrifugalseparator |
DE4403425A1 (de) * | 1993-02-20 | 1994-08-25 | Audi Ag | Verfahren und Vorrichtung zur Überwachung der Funktion einer Freistrahl-Zentrifuge in Druckumlauf-Schmiersystem |
DE4430751A1 (de) * | 1994-08-30 | 1996-03-07 | Mann & Hummel Filter | Fluidkreislauf mit einem Hauptstromfilter |
DE20010612U1 (de) * | 2000-06-20 | 2001-10-31 | Hengst Walter Gmbh & Co Kg | Freistrahl-Zentrifuge |
DE20213786U1 (de) * | 2002-09-04 | 2004-02-12 | Hengst Gmbh & Co.Kg | Zentrifuge für die Reinigung von Schmieröl einer Brennkraftmaschine |
-
2004
- 2004-06-02 DE DE202004008785U patent/DE202004008785U1/de not_active Expired - Lifetime
-
2005
- 2005-05-11 DE DE502005008695T patent/DE502005008695D1/de active Active
- 2005-05-11 AT AT05010220T patent/ATE451969T1/de not_active IP Right Cessation
- 2005-05-11 EP EP05010220A patent/EP1602410B1/de not_active Not-in-force
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3791576A (en) * | 1972-01-10 | 1974-02-12 | Sulzer Ag | Centrifuge |
US5906733A (en) * | 1995-02-02 | 1999-05-25 | The Glacier Metal Company Limited | Liquid cleaning system including back-flushing filter and centrifugal cleaner therefor |
EP1287895A2 (de) * | 2001-08-24 | 2003-03-05 | Fleetguard, Inc. | Freistrahlzentrifugenrotor mit innerem Strömungs-Bypass |
EP1340547A2 (de) * | 2002-02-27 | 2003-09-03 | Fleetguard, Inc. | Fluidtrennzentrifuge |
Also Published As
Publication number | Publication date |
---|---|
DE202004008785U1 (de) | 2005-10-13 |
ATE451969T1 (de) | 2010-01-15 |
EP1602410B1 (de) | 2009-12-16 |
DE502005008695D1 (de) | 2010-01-28 |
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