EP3559419B1 - Internal combustion engine - Google Patents
Internal combustion engine Download PDFInfo
- Publication number
- EP3559419B1 EP3559419B1 EP17801593.9A EP17801593A EP3559419B1 EP 3559419 B1 EP3559419 B1 EP 3559419B1 EP 17801593 A EP17801593 A EP 17801593A EP 3559419 B1 EP3559419 B1 EP 3559419B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- oil
- cylinder head
- internal combustion
- combustion engine
- return channel
- 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.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims description 32
- 238000005461 lubrication Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 3
- 238000013022 venting Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 1
Images
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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M13/0416—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil arranged in valve-covers
-
- 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
- F01M11/0004—Oilsumps
-
- 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
- F01M11/02—Arrangements of lubricant conduits
-
- 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
- F01M11/02—Arrangements of lubricant conduits
- F01M2011/023—Arrangements of lubricant conduits between oil sump and cylinder head
-
- 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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M2013/0444—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with means for accommodating movement or position of engines
-
- 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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M2013/0488—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase
-
- 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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M2013/0488—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase
- F01M2013/0494—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase using check valves
Definitions
- the invention relates to an internal combustion engine with a centrally arranged oil return.
- Such internal combustion engines are known, for. B. from the DE 197 15 061 C2 , in which a venting device for a crankcase of an internal combustion engine is described, to which a cylinder head is attached, which is covered by a cylinder head cover, the venting device having an oil separator that is essentially integrated into the cylinder head cover and is provided with baffles, which is formed by a one-piece with the Cylinder head cover connected upper part and a bottom part is formed, wherein the oil separator has an inlet, an intake manifold connected to the intake system of the internal combustion engine and an oil outlet, and the chicanes of the oil separator are formed by webs of the upper part.
- an internal combustion engine for a motor vehicle with an oil delivery device for supplying oil to lubrication points, with an oil pan being provided for collecting returning oil, with a separating device being provided in the oil pan, which divides the oil pan into a first and a second section, with a device for wet-sump lubrication with a wet-sump circuit connected to the first section, and a device for dry-sump lubrication with a dry-sump circuit connected to the second section, wherein the separating device has a check valve opening towards the first section with wet-sump lubrication.
- a cyclone oil separator for the crankcase ventilation of internal combustion engines is known with an inlet nozzle for the oily crankcase air, which opens tangentially into a cyclone chamber in the separator housing, the cross section of the inlet nozzle being variable in order to produce an optimum pressure gradient or to achieve optimum separation.
- the DE 31 22 851 A1 discloses crankcase ventilation of an internal combustion engine with a pot-shaped container mounted in the valve chamber on the rocker arm block, which is closed at the top in relation to the valve housing cover with the interposition of an elastic seal, the space in the container being connected on the one hand by the housing cover to the intake system of the internal combustion engine and on the other hand by a oppositely arranged opening is in communication with the valve chamber or with the crankcase.
- the invention is based on the object of reliably ensuring the oil return in an internal combustion engine even in a corresponding inclined position.
- an internal combustion engine which comprises at least one crankcase, at least one cylinder head, at least one cylinder head cover, at least one oil separator and at least one oil pan for collecting returning oil and at least one oil return channel connecting the oil separator and the oil pan, the oil return passage sloping outwardly toward and around a cylinder head bolt after entering the cylinder head, and the oil return passage is centrally located below the oil separator.
- the oil separator is arranged in the cylinder head cover.
- Another development of the invention provides that the oil separator has a bulkhead towards the clean air part.
- the oil return channel is arranged at the lower end of the oil separator.
- Another development of the invention provides that the oil return duct runs from the cylinder head cover into the cylinder head via at least one plug-in piece or an axial seal.
- the oil return channel is part of the cylinder head gasket, so that the cylinder head gasket has oil-carrying properties.
- the oil return channel is realized below the cylinder head gasket by means of a groove machined into the raw part contour of the crankcase and merges into a tube cross section running essentially perpendicularly in the direction of the oil pan.
- a further development of the invention provides that the end of the oil return channel is provided with a check valve.
- FIG 1 an internal combustion engine with a maximum inclined position alpha and an oil return channel 7 is shown.
- the internal combustion engine has a crankcase 1, a cylinder head 2 and a cylinder head cover 3 arranged above the cylinder head 2, in which an oil separator 4 is arranged, which has a bulkhead 5 towards the clean air part.
- the separated oil 6 is arranged in the oil separator 4 at the defined angle of inclination alpha in such a way that it just cannot overflow from the oil separator 4 .
- the oil return passage 7 is arranged at a lower end of the oil separator and is led toward the oil pan on an outer side of the internal combustion engine.
- figure 2 represents an internal combustion engine with a maximum inclined position alpha and two oil return channels 7.
- the internal combustion engine has a crankcase 1, a cylinder head 2 and a cylinder head cover 3 arranged above the cylinder head 2, in which an oil separator 4 is arranged, which has a bulkhead 5 towards the clean air part having.
- the separated oil 6 is arranged in the oil separator 4 at the defined angle of inclination alpha in such a way that it just cannot overflow from the oil separator 4 .
- the oil return passages 7 are each arranged at a lower end of the oil separator and are led toward the oil pan on an outer side of the internal combustion engine.
- FIG 3 an internal combustion engine is shown with a maximum inclined position beta and an oil return channel 7, the angle beta being greater than the angle alpha.
- the internal combustion engine has a crankcase 1, a cylinder head 2 and a cylinder head cover 3 arranged above the cylinder head 2, in which an oil separator 4 is arranged, which has a bulkhead 5 towards the clean air part.
- the separated oil 6 is arranged in the oil separator 4 at the defined angle of inclination beta in such a way that it just cannot overflow from the oil separator 4 .
- the oil return channel 7 is arranged centrally under the oil separator 4 and is from the center of the cylinder head 2 in the direction of the cylinder head screw 8 to an outer side of the internal combustion engine towards the oil pan in such a way that the cylinder head screw 8 is partially surrounded by the returning oil, with the returning oil flowing away from the cylinder head screw and towards it in the area of the cylinder head gasket is led to the wall of the crankcase, z. B. in a for this purpose arranged in the crankcase 1 groove.
- a check valve is arranged at the lower end of the oil return channel 7 .
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Description
Die Erfindung betrifft eine Brennkraftmaschine mit einem zentral angeordneten Ölrücklauf.The invention relates to an internal combustion engine with a centrally arranged oil return.
Derartige Brennkraftmaschinen sind bekannt, z. B. aus der
Weiter ist aus der
Des Weiteren ist aus der
Die
Aus der
Der Erfindung liegt die Aufgabe zugrunde, bei einer Brennkraftmaschine auch bei entsprechender Schräglage den Ölrücklauf zuverlässig sicher zu stellen.The invention is based on the object of reliably ensuring the oil return in an internal combustion engine even in a corresponding inclined position.
Die Aufgabe wird erfindungsgemäß dadurch gelöst, dass eine Brennkraftmaschine geschaffen wird, die wenigstens ein Kurbelgehäuse, wenigstens einen Zylinderkopf, wenigstens eine Zylinderkopfhaube, wenigstens einen Ölabscheider und wenigstens eine Ölwanne zum Sammeln von rücklaufendem Öl und wenigstens einen den Ölabscheider und die Ölwanne verbindenden Ölrücklaufkanal umfasst, wobei der Ölrücklaufkanal nach dem Eintritt in den Zylinderkopf schräg nach außen in Richtung einer Zylinderkopfschraube und um sie herum verläuft, und der Ölrücklaufkanal mittig unterhalb des Ölabscheiders angeordnet ist.The object is achieved according to the invention in that an internal combustion engine is created which comprises at least one crankcase, at least one cylinder head, at least one cylinder head cover, at least one oil separator and at least one oil pan for collecting returning oil and at least one oil return channel connecting the oil separator and the oil pan, the oil return passage sloping outwardly toward and around a cylinder head bolt after entering the cylinder head, and the oil return passage is centrally located below the oil separator.
Weiter kann vorgesehen sein, dass der Ölabscheider in der Zylinderkopfhaube angeordnet ist.Furthermore, it can be provided that the oil separator is arranged in the cylinder head cover.
Eine andere Weiterbildung der Erfindung sieht vor, dass der Ölabscheider ein Schott zum Reinluftteil hin aufweist.Another development of the invention provides that the oil separator has a bulkhead towards the clean air part.
In einer Weiterbildung der Erfindung ist vorgesehen, dass der Ölrücklaufkanal am unteren Ende des Ölabscheiders angeordnet ist.In a further development of the invention it is provided that the oil return channel is arranged at the lower end of the oil separator.
Eine andere Weiterbildung der Erfindung sieht vor, dass der Ölrücklaufkanal von der Zylinderkopfhaube in den Zylinderkopf über wenigstens ein Steckstück oder eine axiale Dichtung erfolgt.Another development of the invention provides that the oil return duct runs from the cylinder head cover into the cylinder head via at least one plug-in piece or an axial seal.
In einer anderen Weiterbildung der Erfindung ist vorgesehen, dass der Ölrücklaufkanal Teil der Zylinderkopfdichtung ist, so dass der Zylinderkopfdichtung ölführende Eigenschaften zuteilwerden.In another development of the invention, it is provided that the oil return channel is part of the cylinder head gasket, so that the cylinder head gasket has oil-carrying properties.
Weiterhin kann vorgesehen sein, dass der Ölrücklaufkanal unterhalb der Zylinderkopfdichtung mittels einer in die Rohteilkontur des Kurbelgehäuses eingearbeiteten Nut realisiert ist und in einen im Wesentlichen senkrecht in Richtung Ölwanne verlaufenden Rohrquerschnitt übergeht.Furthermore, it can be provided that the oil return channel is realized below the cylinder head gasket by means of a groove machined into the raw part contour of the crankcase and merges into a tube cross section running essentially perpendicularly in the direction of the oil pan.
Eine weitere Weiterbildung der Erfindung sieht vor, dass das Ende des Ölrücklaufkanals mit einem Rückschlagventil versehen ist.A further development of the invention provides that the end of the oil return channel is provided with a check valve.
Die Erfindung wird anhand eines Ausführungsbeispiels unter Bezugnahme auf die Zeichnungen näher beschrieben. Es zeigen:
Figur 1- eine Brennkraftmaschine mit maximaler Schräglage alpha und einem Ölrücklaufkanal
Figur 2- eine Brennkraftmaschine mit maximaler Schräglage alpha und zwei Ölrücklaufkanälen
Figur 3- eine Brennkraftmaschine mit mittig angeordnetem Ölrücklaufkanal und Schräglage beta.
- figure 1
- an internal combustion engine with maximum inclination alpha and an oil return channel
- figure 2
- an internal combustion engine with maximum inclination alpha and two oil return channels
- figure 3
- an internal combustion engine with a centrally arranged oil return channel and inclined position beta.
In
In
- 11
- Kurbelgehäusecrankcase
- 22
- Zylinderkopfcylinder head
- 33
- Zylinderkopfhaubecylinder head cover
- 44
- Ölabscheideroil separator
- 55
- Schott zum ReinluftteilBulkhead to clean air section
- 66
- Abgeschiedenes ÖlSeparated Oil
- 77
- Ölrücklaufkanaloil return channel
- 88th
- ZylinderkopfschraubeCylinderhead screw
Claims (8)
- Internal combustion engine, comprising at least one crankcase (1), at least one cylinder head (2), at least one cylinder head cover (3), at least one oil separator (4) and at least one oil sump for collecting returning oil, and at least one oil return channel (7) which connects the oil separator (4) and the oil sump, the oil return channel (7) running, after entry into the cylinder head (2), obliquely outwards in the direction of a cylinder head screw (8) and around the latter, characterized in that the oil return channel (7) is arranged centrally below the oil separator (4).
- Internal combustion engine according to Claim 1, characterized in that the oil separator (4) is arranged in the cylinder head cover (3).
- Internal combustion engine according to one or more of the preceding claims, characterized in that the oil separator (4) has a bulkhead (5) towards the clean air part.
- Internal combustion engine according to one or more of the preceding claims, characterized in that the oil return channel (7) is arranged at the lower end of the oil separator (4).
- Internal combustion engine according to one or more of the preceding claims, characterized in that the oil return channel (7) is effected from the cylinder head cover (3) into the cylinder head (2) via at least one plug-in piece or an axial seal.
- Internal combustion engine according to one or more of the preceding claims, characterized in that the oil return channel (7) is part of a cylinder head gasket, with the result that the cylinder head gasket is given oil-conducting properties.
- Internal combustion engine according to one or more of the preceding claims, characterized in that the oil return channel (7) is realised below the cylinder head gasket by means of a groove which is machined into the blank part contour of the crankcase (1) and merges into a pipe cross section which runs substantially perpendicularly in the direction of the oil sump.
- Internal combustion engine according to one or more of the preceding claims, characterized in that the end of the oil return channel (7) is provided with a check valve.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016015111.0A DE102016015111B4 (en) | 2016-12-20 | 2016-12-20 | Internal combustion engine |
PCT/EP2017/001297 WO2018114026A1 (en) | 2016-12-20 | 2017-11-08 | Internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3559419A1 EP3559419A1 (en) | 2019-10-30 |
EP3559419B1 true EP3559419B1 (en) | 2023-05-31 |
Family
ID=60421724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17801593.9A Active EP3559419B1 (en) | 2016-12-20 | 2017-11-08 | Internal combustion engine |
Country Status (5)
Country | Link |
---|---|
US (1) | US11111830B2 (en) |
EP (1) | EP3559419B1 (en) |
CN (1) | CN110088435B (en) |
DE (1) | DE102016015111B4 (en) |
WO (1) | WO2018114026A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6933700B2 (en) * | 2019-12-05 | 2021-09-08 | 本田技研工業株式会社 | Head cover structure |
US11548604B1 (en) * | 2020-10-02 | 2023-01-10 | Brunswick Corporation | Marine engine crankcase cover with integral oil cooler |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19703771C1 (en) * | 1997-02-01 | 1998-06-25 | Daimler Benz Ag | Ventilation device for a crankcase of an internal combustion engine |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3122851A1 (en) | 1981-06-09 | 1982-12-30 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Positive crankcase ventilation of an internal combustion engine |
DE3128470C2 (en) | 1981-07-18 | 1983-05-11 | Bayerische Motoren Werke Ag, 8000 Muenchen | Cyclone oil separator |
US4602595A (en) * | 1984-03-01 | 1986-07-29 | Aisin Seiki Kabushiki Kaisha | Oil separator for internal combustion engine |
JP3166335B2 (en) | 1992-10-08 | 2001-05-14 | 株式会社豊田自動織機製作所 | Compression liquefaction type oil mist condensation and separation equipment for internal combustion engines |
DE19703770C1 (en) | 1997-02-01 | 1998-07-23 | Daimler Benz Ag | Venting device with integrated oil separator for a crankcase of an internal combustion engine |
DE19715061C2 (en) | 1997-04-11 | 1999-01-21 | Daimler Benz Ag | Ventilation device for a crankcase of an internal combustion engine |
US6029638A (en) * | 1997-11-07 | 2000-02-29 | Honda Giken Kogyo Kabushiki Kaisha | Internal combustion engine with dry sump lubricating system |
GB9903611D0 (en) * | 1999-02-18 | 1999-04-07 | Perkins Engines Co Ltd | Breather baffle |
GB9903614D0 (en) * | 1999-02-18 | 1999-04-07 | Perkins Engines Co Ltd | Breather System |
WO2001065075A1 (en) * | 2000-02-29 | 2001-09-07 | Bombardier-Rotax Gmbh | Control tensioner device for an engine |
DE10119924B4 (en) | 2001-04-23 | 2014-03-20 | Volkswagen Ag | Internal combustion engine with pressure circulation lubrication |
US6715461B2 (en) * | 2001-08-27 | 2004-04-06 | Honda Giken Kogyo Kabushiki Kaisha | System for lubricating valve-operating mechanism in engine |
JP4049006B2 (en) | 2003-04-24 | 2008-02-20 | 三菱自動車工業株式会社 | Cylinder head structure |
DE102004012160A1 (en) | 2004-03-12 | 2005-09-29 | Adam Opel Ag | Crankcase ventilation arrangement involves crankcase, cylinder head, cylinder head cover, all for an automotive vehicle, with cylinder head cover housing with at least one inner space |
DE102004041110B4 (en) | 2004-08-24 | 2018-12-20 | Mahle Filtersysteme Gmbh | Internal combustion engine and associated cylinder head cover |
DE102005048331A1 (en) | 2005-10-08 | 2007-04-19 | Daimlerchrysler Ag | Cylinder head for internal combustion engine has inner hood forming one-piece unit with upper bearing parts and upper oil chamber containing gas exchange valves and associated actuating elements |
JP4169763B2 (en) * | 2006-03-20 | 2008-10-22 | 小島プレス工業株式会社 | Oil separator for blow-by gas |
JP4225327B2 (en) * | 2006-07-11 | 2009-02-18 | トヨタ自動車株式会社 | Oil return structure for internal combustion engine |
DE102007008672A1 (en) | 2007-02-20 | 2008-09-04 | Dichtungstechnik G. Bruss Gmbh & Co. Kg | Cylinder head cover for an internal combustion engine |
DE102008058920A1 (en) | 2008-11-25 | 2010-05-27 | Fev Motorentechnik Gmbh | Internal-combustion engine, has oil separator including discharge channel, where oil measuring element and discharge channel are extended within common channel i.e. oil return channel, of engine compartment |
WO2011085380A1 (en) | 2010-01-11 | 2011-07-14 | Cummins Filtration Ip Inc. | Drain tube for gas-liquid separation systems |
CN101943078A (en) * | 2010-08-24 | 2011-01-12 | 重庆长安汽车股份有限公司 | Cylinder head of internal combustion engine |
DE102013212104B4 (en) | 2013-06-25 | 2021-06-10 | BRUSS Sealing Systems GmbH | Cylinder head cover with check valve for an oil return in the crankcase ventilation of an internal combustion engine |
US10533470B2 (en) * | 2013-11-08 | 2020-01-14 | Honda Motor Co., Ltd. | Oil separation device for internal combustion engine |
EP3184765B1 (en) * | 2015-12-21 | 2018-06-20 | Aisin Seiki Kabushiki Kaisha | Oil separator |
-
2016
- 2016-12-20 DE DE102016015111.0A patent/DE102016015111B4/en active Active
-
2017
- 2017-11-08 US US16/467,838 patent/US11111830B2/en active Active
- 2017-11-08 EP EP17801593.9A patent/EP3559419B1/en active Active
- 2017-11-08 WO PCT/EP2017/001297 patent/WO2018114026A1/en unknown
- 2017-11-08 CN CN201780078511.7A patent/CN110088435B/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19703771C1 (en) * | 1997-02-01 | 1998-06-25 | Daimler Benz Ag | Ventilation device for a crankcase of an internal combustion engine |
Also Published As
Publication number | Publication date |
---|---|
US11111830B2 (en) | 2021-09-07 |
EP3559419A1 (en) | 2019-10-30 |
CN110088435B (en) | 2021-07-27 |
CN110088435A (en) | 2019-08-02 |
US20200191029A1 (en) | 2020-06-18 |
DE102016015111A1 (en) | 2018-06-21 |
DE102016015111B4 (en) | 2021-10-14 |
WO2018114026A1 (en) | 2018-06-28 |
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