EP3497353A1 - Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes - Google Patents
Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebesInfo
- Publication number
- EP3497353A1 EP3497353A1 EP17772635.3A EP17772635A EP3497353A1 EP 3497353 A1 EP3497353 A1 EP 3497353A1 EP 17772635 A EP17772635 A EP 17772635A EP 3497353 A1 EP3497353 A1 EP 3497353A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- recess
- lubricant
- rotatable
- cover plate
- opening
- 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.)
- Withdrawn
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 title description 2
- 239000000314 lubricant Substances 0.000 claims abstract description 62
- 238000007654 immersion Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 abstract 2
- 230000000717 retained effect Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/70—Bearing or lubricating arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0469—Bearings or seals
- F16H57/0471—Bearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0482—Gearings with gears having orbital motion
- F16H57/0486—Gearings with gears having orbital motion with fixed gear ratio
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/98—Lubrication
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Definitions
- the invention relates to a planetary gear, in particular a planetary gear for a wind turbine.
- a planetary gear for a wind turbine.
- the invention also comes into consideration for other types of gearboxes and for applications beyond use in a wind power plant.
- An object of the present invention is starting as from ⁇ to provide a solution that guarantees such lubrication.
- DE 10 2011 082 856 AI From this, a planet carrier for a planetary gear of a wind turbine is known in the installed state rotates about a rotation axis and at least one conveying device which is designed such that it is able to promote lubricant upon rotation of the planet carrier lubricant from a receiving area to a discharge area.
- the discharge region is a driven by means of the planetary gear Hochgeschwin ⁇ dtechnikswelle. To lubricate the lubricant is promoted to ⁇ next in a collection container. Connected to this is a line which leads to the high-speed shaft lying lower than the collecting container. Means dispensing ⁇ area is remote from the rotatable member to which the lubricant is received.
- the advantage of the solution proposed here is that lubrication of the jeweili ⁇ gen rotatable / rotating part itself, and / or a further rotatable / rotating part directly connected to the rotatable / rotating part can be ensured in a simple manner. This eliminates the need for known solutions, such as a mechanical pump, an oil scraper, oil pans or oil pockets, as well as oil chutes or oil dust sheets.
- the cover plate above the recess and the placement of the opening therein ensure that At least a part of the lubricant originally received in the recess remains in the recess and passes directly into the delivery area when the shaft continues to rotate, under the influence of gravity, directly on the rotatable gear part acting as the oil scoop.
- the rotatable gear part immersed rotating in sections in a lubricant reservoir in the receiving area, with the immersion in the lubricant reservoir lubricant through the opening in the cover plate into the interior of the recess in the transmission part occurs, wherein at the initial further rotation of the transmission part, at least a part of the occurred in the interior of the recess lubricant by means of the cover plate in the
- a planetary gear or a general-purpose transmission according to the approach proposed here is considered, for example, for use in a wind turbine. Accordingly, the invention is also a wind turbine with such a transmission, in particular such a transmission in the form ei ⁇ nes planetary gear.
- FIG. 1 shows a rotatable transmission part with a recess in an end face for receiving lubricant from a receiving area
- FIG. 4 shows the transmission part according to FIG. 1 in a position for
- FIG. 5 shows a further embodiment of a rotatable gearbox ⁇ teils with a recess for receiving lubricant from a receiving area, wherein the recess is formed in a lateral surface of the transmission part, in a discharge area directly on dre ⁇ ing gear part, namely in the interior of the rotating gear part,
- FIG. 6 shows a detail enlargement of the illustration in FIG.
- FIG. 8 shows the transmission part according to FIG. 5 with a delivery region accessible directly by means of a channel extending from the recess, directly on the rotating transmission part, through which the lubricant exits the recess under gravitational influence.
- FIG. 1 shows, as an example of a rotatable part 10 of a transmission (gear part) and without dispensing with further universal validity, a section of a planet carrier 10 of a planetary gear 12, which is not shown further in itself.
- the planet carrier 10 is in a plan view one of its end faces (one of the two usually parallel side surfaces of the planet carrier 10) shown.
- the planet carrier 10 as a rotatable part of the Planetengetrie ⁇ bes 12 has in the form of a recess 14 and a cover 14 covering the cover plate 16 with an opening 18 formed therein means for receiving lubricant 20 from a receiving area 22 and for delivering the recorded
- the off ⁇ recess 14 is concealed in the planet carrier 10 through the cover plate sixteenth
- the lubricant 20 is represented by a liquid level shown in the form of a horizontal line.
- the recess 14 is located in the planet carrier 10 at the lowest point and correspondingly fills furthest into the lubricant 20 held, for example, in a section of the transmission housing functioning as an oil sump.
- About the opening 18 penetrates into the lubricant 20 from ⁇ recess 14 and the recess 14 is thus at least ⁇ next filled with lubricant 20th
- FIG 2 a snapshot upon further rotation of the planet carrier 10 from the ge Service ⁇ th in FIG 1 is shown "6 o'clock position". Is chosen thereby that Po ⁇ sition (rotating position of the planetary carrier 10) in which the opening 18 in the cover plate 16 just above the level of lubricant 20.
- FIG 1 Previously (FIG 1) in the recess 14 penetrated lubricant 20 runs out through the opening 18 of the recess 14, wherein the cover plate 16 a complete leakage of the lubricant 20 from prevents the recess 14 by the surface of the opening 18 is smaller than the base surface of the recess 14.
- FIG 3 In the illustration in FIG 3 is a snapshot at wei ⁇ direct further rotation of the planetary carrier 10 is shown.
- the tarpaulin ⁇ carrier 10 is now in a "9 o'clock position" and the in the recess 14 by means of the cover plate 16technischge ⁇ held lubricant 20 is up there just below the now horizontally oriented opening 18 at.
- the cover plate 16 is still effective for retaining the lubricant 20 in the interior of the recess 14.
- an oil scraper 30 is shown, which does not rotate with the planetary carrier 10 and, for example, is non-rotatably mounted on the transmission housing.
- the oil scraper 30 deletes in a conventional manner via a section of the end face of the planet carrier 10 and thereby absorbed lubricant 20 runs along the oil scraper 30 in the direction of a receptacle 32.
- the recess 14 and its cover plate 16 does not hinder the use of sol ⁇ cher or similar means for receiving and forwarding lubricant 20 and does not exclude.
- FIG. 4 a section through the planar carrier 10 according to FIG. 1 to FIG. 3 is shown along its axis of rotation.
- the axis of rotation of the planet carrier 10 is inclined ge ⁇ genüber the horizontal.
- the recess 14 and the cover plate 16 can be seen in the illustration at the top left.
- To the recess 14 includes in the interior of the planet carrier 10, a channel 34, via which the lubricant 20 received during rotation of the Planetenträ ⁇ gers 10 by means of the recess 14 inside the planet carrier 10 in the direction of the Abga ⁇ be Schl 24 can flow.
- the path of the lubricant 20 extends from the recess 14 to the dispensing area 24 via a first channel 34 in a boundary region between the planet carrier 10 and a planet shaft 36 mounted in the planet carrier 10, then via an axial bore 40 acting as a channel in the Pla ⁇ netenachse 36 and from there to a continuing channel 42 in the direction of a bearing 44 and is there to lubricate the bearing of the planetary gear 38 is effective.
- Lubricant flow is in the illustration in FIG 4 means the illustrated in the region of the channels 34, 42 and the bore 40 arrows.
- the recess 14 is, for example, in an end face of the rotatable gear part 10, in the embodiment shown in one of the end faces of the planet carrier 10, milled or formed by any other machining.
- the opening 18 is located in the circumferential direction of the rotatable gear part 10, in the embodiment shown in the circumferential direction of the planet carrier 10, centrally in the Deckplat ⁇ te 16 and is aligned with its largest longitudinal axis in the direction of the axis of rotation (radial orientation).
- the opening 18 is furthermore located in the surface section of the cover plate 16 (proximal to the axis of rotation) facing the axis of rotation. The central placement of the opening 18 ensures, together with the radial orientation of a direction of rotation independent grease receptor by means of the recess 14.
- the proximal to the rotational axis placement of the opening 18 in the cover plate 16 ensures a further transport at ⁇ least part of the images recorded by means of the recess 14 amount of lubricant in Further rotation of the respective rotatable transmission part 10.
- the channel 34 closes in the interior of the recess 14 in the
- the bottom region of the recess 14 is the surface portion of the recess 14 opposite the cover plate 16. It can generally be stated that the passage 34, which extends directly from the recess 14 and directly or indirectly to the delivery region 24, is located in one of the axes of rotation of the rotatable transmission part 10 facing ⁇ region of the recess 14 begins, ie in a minimum distance from the axis of rotation of the region of the recess 14th
- the recess 14 is located in a lateral surface of the respective rotatable gear part 10, in the illustrated situation in a lateral surface of the planet carrier 10.
- the function of the covered here by means of a cover plate 16 recess 14 corresponds to the above-mentioned function.
- the cover plate 16 has an opening 18, which is placed centrally in the cover plate 16, in particular in the circumferential direction of the planet carrier 10, wherein one face of the opening 18 is smaller than the base face of the recess 14.
- the receiving lubricant 20 by means of the recess 14 is independent of the respective direction of rotation of the planet carrier 10.
- a "6 o'clock position", as shown in FIG. 1, is not shown for this embodiment ..
- the inclusion of the lubricant 20 with ⁇ means of the recess 14 through the opening 18 in the cover plate 16 in a recording area 22 held in there the amount of lubricant immersed recess 14 corresponds je ⁇ but the situation shown in Figure 1, so that reference can be made here to this and the associated description.
- the representation in FIG. 6 shows an enlarged detail from the representation in FIG. 5 with the recess 14 formed in the lateral surface of the planetary carrier 10, for example by milling or the like.
- FIG. 7 shows a position (rotational position) of the planet carrier 10, in which lubricant 20 retained in the recess 14 by means of the cover plate 16 is conveyed out of the recess 14 in the direction of a dispensing area 24 via the channel 34 adjoining the recess 14.
- FIG. 8 shows a position (rotational position) of the planet carrier 10, in which lubricant 20 retained in the recess 14 by means of the cover plate 16 is conveyed out of the recess 14 in the direction of a dispensing area 24 via the channel 34 adjoining the recess 14.
- FIG. 8 a section of the planetary carrier 10 according to FIG. 5 to FIG. 7 is shown in an isometric view and with contours partially made visible in the interior of the planet carrier 10.
- the central position of the opening 18 in the cover plate 16 can be seen particularly well in the circumferential direction of the planet carrier 10.
- Lubricant 20 which has penetrated through the opening 18 in the recess 14 during the rotation of the planet carrier 10 by the on ⁇ receiving area 22, flows during further rotation of the planet carrier 10, ie, as shown in FIG 8 position of the planet carrier 10, on the the recess 14 anschlie ⁇ hden channel 34 from the recess 14 and arrives at a discharge area 24 laterally on the planet carrier 10, for example, to a bearing 44 of the planet carrier 10.
- Lubricant 20 effective for lubricating storage.
- a planetary gear 12 having at least one rotatable member 10 and the rotatable member 10 to-parent means 14, 16, 18 for receiving lubricant 20 from a receiving portion 22 and for delivering the absorbed lubricant 20 in a discharge area 24 directly to the respective rotatable part 10, wherein as means 14, 16, 18 for receiving the lubricant 20, a covered by a cover plate 16 recess 14 in the rotatable part 10 acts, said the recess 14 is open to the outside via an opening 18 in the cover plate 16 and wherein one surface of the opening 18 is smaller than a base area of the recess 14, and a wind turbine with such a planetary gear 12 and a
- the discharge region 24 is located ge ⁇ Telss presented here N euerung directly on the rotating system, ie on that rotating part 10, which is also effective for the promotion of the lubricant 20.
- the invention is also eligible for other gear forms and applications for a use in a wind turbine out of ⁇ considered.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Details Of Gearings (AREA)
- Retarders (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16195980.4A EP3315820A1 (de) | 2016-10-27 | 2016-10-27 | Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes |
| PCT/EP2017/073080 WO2018077534A1 (de) | 2016-10-27 | 2017-09-14 | Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3497353A1 true EP3497353A1 (de) | 2019-06-19 |
Family
ID=57208210
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16195980.4A Withdrawn EP3315820A1 (de) | 2016-10-27 | 2016-10-27 | Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes |
| EP17772635.3A Withdrawn EP3497353A1 (de) | 2016-10-27 | 2017-09-14 | Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16195980.4A Withdrawn EP3315820A1 (de) | 2016-10-27 | 2016-10-27 | Planetengetriebe, windkraftanlage mit planetengetriebe und verfahren zum betrieb eines planetengetriebes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20190271299A1 (de) |
| EP (2) | EP3315820A1 (de) |
| CN (1) | CN109906327A (de) |
| WO (1) | WO2018077534A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102018220587A1 (de) | 2018-11-29 | 2020-06-04 | Zf Friedrichshafen Ag | Ringleitung zur Notschmierung |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE812749C (de) * | 1949-10-25 | 1951-09-03 | Flender A F & Co | Planeten-Getriebe |
| DE944037C (de) * | 1951-04-25 | 1956-06-07 | Famo Vertriebs Ges M B H | Vorrichtung zum Schmieren der Lager schnell umlaufender Maschinenteile, vorzugsweise der Planetenradlager in Ausgleichgetrieben |
| CN2549265Y (zh) * | 2002-06-25 | 2003-05-07 | 荆州市巨鲸传动机械有限公司 | 完全内置润滑的三级行星齿轮减速器 |
| CN2662011Y (zh) * | 2003-07-06 | 2004-12-08 | 广西柳工机械股份有限公司 | 行星式变速箱行星排润滑装置 |
| JP4039351B2 (ja) * | 2003-10-16 | 2008-01-30 | トヨタ自動車株式会社 | 車両用のオイル供給装置 |
| DE102009051004A1 (de) * | 2009-10-28 | 2011-05-05 | Schaeffler Technologies Gmbh & Co. Kg | Schmiervorrichtung für Getriebe |
| JP5081969B2 (ja) * | 2010-12-06 | 2012-11-28 | トヨタ自動車株式会社 | ハイブリッド駆動装置およびハイブリッド駆動装置の制御装置 |
| DE102011082856A1 (de) | 2011-09-16 | 2013-03-21 | Zf Friedrichshafen Ag | Planetenträger mit Fördervorrichtung |
| JP5352720B1 (ja) * | 2012-08-23 | 2013-11-27 | 川崎重工業株式会社 | 遊星歯車装置 |
| DE102013222847A1 (de) * | 2013-11-11 | 2015-05-13 | Zf Friedrichshafen Ag | Planetenträger mit integrierter Schmierstoffversorgung |
| US9879608B2 (en) * | 2014-03-17 | 2018-01-30 | United Technologies Corporation | Oil loss protection for a fan drive gear system |
-
2016
- 2016-10-27 EP EP16195980.4A patent/EP3315820A1/de not_active Withdrawn
-
2017
- 2017-09-14 EP EP17772635.3A patent/EP3497353A1/de not_active Withdrawn
- 2017-09-14 US US16/345,525 patent/US20190271299A1/en not_active Abandoned
- 2017-09-14 CN CN201780066955.9A patent/CN109906327A/zh active Pending
- 2017-09-14 WO PCT/EP2017/073080 patent/WO2018077534A1/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018077534A1 (de) | 2018-05-03 |
| US20190271299A1 (en) | 2019-09-05 |
| EP3315820A1 (de) | 2018-05-02 |
| CN109906327A (zh) | 2019-06-18 |
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| 17P | Request for examination filed |
Effective date: 20190312 |
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