EP3959461A1 - Mehrwegeventil - Google Patents
MehrwegeventilInfo
- Publication number
- EP3959461A1 EP3959461A1 EP20715412.1A EP20715412A EP3959461A1 EP 3959461 A1 EP3959461 A1 EP 3959461A1 EP 20715412 A EP20715412 A EP 20715412A EP 3959461 A1 EP3959461 A1 EP 3959461A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- control element
- seal
- way valve
- connections
- connection
- 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.)
- Ceased
Links
- 230000006835 compression Effects 0.000 claims abstract description 28
- 238000007906 compression Methods 0.000 claims abstract description 28
- 230000006837 decompression Effects 0.000 claims abstract description 25
- 239000000498 cooling water Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 206010000210 abortion Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/087—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug
- F16K11/0873—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug the plug being only rotatable around one spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P2007/146—Controlling of coolant flow the coolant being liquid using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0689—Packings between housing and plug
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/204—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the plugs or parts of the plugs mechanically pressing the seals against the housing
Definitions
- the present invention relates to a multi-way valve, in particular a cooling water valve for a motor vehicle or a motor vehicle, and a method for actuating the multi-way valve.
- the object of the present invention is to improve a multi-way valve.
- Claims 1 1, 12 provide a motor vehicle with at least one multi-way valve described here and a method for operating a multi-way valve described here be under protection.
- Advantageous embodiments of the invention are the subject of the dependent claims.
- a multi-way valve has a one-part or multi-part housing with two or more, preferably at least or exactly three or four, connections and a one-part or multi-part control element which selectively blocks one or more of these connections or is provided for this purpose seen, in particular set up or used.
- control element is or is rotatable, in particular about an axis of rotation and / or in different positions, rotatable, arranged in a recess of the housing, in one embodiment.
- the present invention can be used to particular advantage in such multi-way valves.
- an outer contour of the control element in one embodiment a (radial) jacket surface that is convex or outwardly curved in a further development, has a compression section which, in at least one first position of the control element, has a first seal that a first of these connections is arranged, in one embodiment at least partially elastic, compressed or designed in this way or for this purpose or is aligned or used.
- the control locks in the first position off the first connection or is designed or set up in this way or for this purpose or is used for this purpose.
- This barrier can be improved in one embodiment.
- the outer contour of the control element has a decompression section which has a smaller radius than the compression section and, in at least one further position of the control element, in which the control element does not shut off the first connection in one embodiment, is opposite or opposite the first seal ., so that the control element in this further position compresses the first seal less than in the first position, or which is designed or set up or used in this way or for this purpose.
- the service life, reliability and / or sealing effect of the seal can be increased and / or an operating force for adjusting the multi-way valve can be reduced.
- the radius of the compression section or the (smaller) radius of the decompression section is, in one embodiment, a, in particular maximum (r), minimal ⁇ ) or average, distance or distance of the corresponding section or the outer contour to the axis of rotation of the control element in at least egg nem cross section, in one embodiment in at least one cross section perpendicular to the axis of rotation, this cross section in one embodiment also intersects the corresponding seal.
- the decompression section supports the first seal against the housing or is designed or set up in this way or for this purpose or is used for this purpose.
- the decompression section does not compress the first seal in this further position or is designed or set up in this way or for this purpose.
- the load on the first seal is particularly strong in one embodiment.
- the service life, reliability and / or sealing effect of the seal can be increased further and / or an operating force for adjusting the multi-way valve can be further reduced.
- the compression section compresses a second seal, which is arranged on a second of the connections, or is designed or set up in this way or is used for this purpose.
- the control element blocks the second connection in the second position or is formed or set up in this way or for this purpose or is used for this purpose.
- This barrier can be improved in one embodiment.
- control element compresses the second seal more strongly in this second position than in at least one other position of the control element, in one embodiment more strongly than in the first position of the control element, or is designed or set up in this way or for this purpose used for this.
- control element does not block the second connection in this other position or is designed or set up in this way or for this purpose or is used for this purpose.
- the decompression section lies opposite the second seal in this other position.
- the service life, reliability and / or sealing effect of the seal can be increased and / or an operating force for adjusting the multi-way valve can be reduced.
- the decompression section supports the second seal against the housing or is designed or set up in this way or is used for this purpose.
- the risk of the second seal falling out of a receptacle undesirably and thereby in one embodiment can be reduced. tion improves the function and / or reliability of the multi-way valve who.
- the decompression section does not compress the second seal in this other position or is designed or set up in this way or for this purpose.
- the load on the second seal is particularly strong.
- the service life, reliability and / or sealing effect of the seal can be increased further and / or an operating force for adjusting the multi-way valve can be further reduced.
- control element or its outer contour can be designed such that the compression section compresses the first seal in the first position and the second seal in the second position, in particular at least partially elastically, and the decompression section compresses the second seal in the first position and in the second position, the first seal is relieved or less, possibly not at all, compressed.
- the compression section when the control element is moved from the first to the second position, the compression section is arranged in front of the first connection instead of the compression section and the compression section is arranged in front of the second connection instead of the decompression section, thereby compressing the first seal by the control element, preferably continuously , reduced or a compression of the second seal by the control element, preferably continuously and / or in opposite directions, reinforced and vice versa when adjusting the control element from the second to the first position instead of the decompression section of the compression section before the first connection and instead of the compression section of the Decompression section arranged in front of the second connection and thereby a compression of the second seal by the control element, preferably continuously, reduced or a compression of the first seal by the control element un d / or counter-current, reinforced.
- a further (third) of the connections is arranged, which in an embodiment in the first position of the control element is connected or communicates with the second connection and / or in the second position of the control element with the first connection (fluidically).
- the present invention can be used with particular advantage and / or a compact (more) multi-way valve can be implemented.
- control element compresses the first seal less than in the first position and / or the second seal less than in the second position in at least one third position of the control element, in which it does not shut off the first and second connection , in one embodiment (in each case) only in sections and / or less strongly, or is designed or set up in this way or for this purpose or is used for this purpose.
- the corresponding seal is relieved particularly strongly in one embodiment.
- the service life, reliability and / or sealing effect of the seal can be increased further and / or an operating force for adjusting the multi-way valve can be further reduced.
- control element supports the first seal and / or the second seal against the housing in at least one or the third position in which the control element does not shut off the first and second connection in one embodiment designed or set up in this way or for this purpose or is used for this purpose.
- the risk of the corresponding seal falling out of a receptacle in an undesired manner can be further reduced and, as a result, the function and / or reliability of the multi-way valve can be further improved in one embodiment.
- control element does not compress the first seal and / or the second seal in this third position or is designed or set up in this way or for this purpose.
- the corresponding seal is relieved particularly strongly in one embodiment. This can reduce the service life, reliability and / or the sealing effect of the seal is further increased and / or an operating force for adjusting the multi-way valve can be further reduced.
- control element also compresses the first seal and / or the second seal in this third position or is designed or set up in this way or for this purpose.
- this improves the adjustment of the multi-way valve and / or an increasing compression of the first or second seal when it is moved into the first or second position.
- control element connects in at least one position, in particular the first, second and / or third position (in each case), at least two of the connections via a through passage of the control element, which in one embodiment has at least one, in particular lateral or radial, slot ("Slotted passage"), and blocks at least one of these at least two connections in at least one other position of the control element, in a further development, the control element connects at least three of the connections via the passage in at least one position, or is such or for this purpose trained or set up or is used for this purpose.
- control element connects the first connection and at least one further (third) of the connections, via the passage passage and blocks the first connection in the first position;
- control element connects the second connection and at least one, in particular this, further (third) of the connections via the through passage and blocks the second connection in the second position;
- control element connects the first and second connection and at least one, in particular this, further (third) of the connections, via the through passage or is designed or set up in this way or for this purpose or is used for this purpose.
- the present invention can be used with particular advantage and / or a compact (more) multi-way valve can be implemented.
- the slot is arranged entirely or partially in the decompression section.
- a load and / or the risk of damage to the first and / or second seal by the slot or its (outer) edge (s) can advantageously be reduced.
- the compression section and the decompression section merge continuously, in particular without a step, in one embodiment the radius of the outer contour of the control element is continuously reduced from the compression section to the decompression section, in one embodiment monotonically.
- the first seal is constructed in several parts and / or in the form of a ring; in particular, it can have an elastic ring which, in one embodiment, is arranged on one or between two support rings, in one embodiment the or one of the support ring (s) on the housing or first connection and / or the or one of the support ring (s) on the control element.
- the second seal is designed in several parts and / or in the form of a ring; in particular, it can have an elastic ring, which in one embodiment is arranged on one or between two support rings, wherein in one embodiment the or one of the support rings ( e) is supported on the housing or the second connection and / or the or one of the support ring (s) on the control element.
- the present invention can be used with particular advantage in such seals.
- the present invention can, in particular due to the thermal, fluidic and / or mechanical boundary conditions and / or installation situations, be used with particular advantage in motor vehicles and / or as a cooling water (control or regulating) valve.
- the control element is adjusted between the first position in which the compression section compresses the first seal and, in one embodiment, the control element blocks the first connection, and one or the other position in which the decompression section is opposite the first seal, so that the control element compresses the first seal less than in the first position, wherein in one embodiment the control element does not shut off the first connection in this further position.
- FIG. 1 shows a multi-way valve according to an embodiment of the present invention in a longitudinal section
- Fig. 2 the multi-way valve without housing cover in a plan view
- FIG 3 shows a method for actuating the multi-way valve according to an embodiment of the present invention or different positions of a control element of the multi-way valve.
- FIG. 1 shows a multi-way valve according to an embodiment of the present invention in a longitudinal section which contains an axis of rotation R.
- the multi-way valve has a multi-part housing with a housing base body 10 and a housing cover 14, which is hidden in the top view of FIG.
- the housing has a first connection 11, a second connection 12 and a third connection 13.
- a control element 20 for selectively locking the first or second connection 11 or 12 is rotatably mounted about the axis of rotation D.
- An outer contour or lateral surface of the control element 20 has a compression section 21 which, in a first position (cf. FIG. 3 (a)), in which the control element 20 blocks the first connection 11, has a multi-part, ring-like first seal 1 compressed, which is arranged on the first terminal 1 1.
- the outer contour of the control element 20 has a decompression section 22 which, in a second position of the control element 20 (see. Fig. 3 (c)), in which the control element does not shut off the first connection 11, the first seal 1 is opposite and one Has a smaller radius than the compression section 21, so that the control element 20 in this second position compresses the first seal 1 less than in the first position, the decompression section 22 still supporting the first seal 1 against the housing in this second position of the control element.
- the control element 20 compresses the second seal 2 in the second position (see. Fig. 3 (c)) with its compression section 21 more than in the first position (see. Fig. 3 (a)) with its decompression section 22, supports each but with its decompression section 22 also in the first position the second seal 2 aborts against the housing.
- control element 20 In a third position of the control element 20 (cf. FIG. 3 (b)), in which it does not shut off the first and second connection 11, 12, the control element 20 supports the two seals 1, 2 against the housing.
- the control element 20 connects in the first position (see. Fig. 3 (a)) the connections 12 and 13 via a through opening with a lateral slot 23 and blocks the second connection 12 in the second position of the control element (see. Fig. 3 (c)).
- control element 20 connects the connections 1 1 and 13 via the through opening with the lateral slot 23 and blocks the first connection 1 1 in the first position of the control element (see . 3 (a)).
- control element 20 connects the connections 11, 12 and 13 to the lateral slot 23 via the through opening.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sliding Valves (AREA)
- Multiple-Way Valves (AREA)
- Safety Valves (AREA)
- Valve Housings (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19465529.6A EP3730821B1 (de) | 2019-04-23 | 2019-04-23 | Mehrwegeventil |
| PCT/EP2020/059866 WO2020216610A1 (de) | 2019-04-23 | 2020-04-07 | Mehrwegeventil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3959461A1 true EP3959461A1 (de) | 2022-03-02 |
Family
ID=66630310
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19465529.6A Active EP3730821B1 (de) | 2019-04-23 | 2019-04-23 | Mehrwegeventil |
| EP20715412.1A Ceased EP3959461A1 (de) | 2019-04-23 | 2020-04-07 | Mehrwegeventil |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP19465529.6A Active EP3730821B1 (de) | 2019-04-23 | 2019-04-23 | Mehrwegeventil |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11885255B2 (de) |
| EP (2) | EP3730821B1 (de) |
| CN (1) | CN113710938B (de) |
| WO (1) | WO2020216610A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4545826A4 (de) * | 2024-01-18 | 2026-03-25 | Johnson Electric Int Ag | Mehrwegeventil und wärmemanagementsystem |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3473554A (en) * | 1967-01-16 | 1969-10-21 | Orbit Valve Co | Grooved valve seat for block and bleed valves |
| DE19960931A1 (de) * | 1999-12-17 | 2001-06-28 | Bosch Gmbh Robert | Dreiwegeventil |
| FR2827359B1 (fr) * | 2001-07-11 | 2004-11-05 | Valeo Thermique Moteur Sa | Vanne de commande pour un circuit de refroidissement d'un moteur thermique de vehicule automobile |
| US6681805B2 (en) * | 2001-11-28 | 2004-01-27 | Ranco Incorporated Of Delaware | Automotive coolant control valve |
| US7293660B2 (en) * | 2004-12-22 | 2007-11-13 | Koo Chang Lin | Filter assembly having a five-way valve |
| WO2008049624A2 (de) * | 2006-10-27 | 2008-05-02 | Audi Ag | Drehschieber, insbesondere für einen mehrere zweige aufweisenden kühlmittelkreislauf einer brennkraftmaschine; elektromechanische baugruppe |
| DE102007038124B4 (de) * | 2007-08-03 | 2016-01-21 | Südmo Holding GmbH | Doppelsitzventil zur Trennung von Medien |
| US9371921B2 (en) * | 2009-06-23 | 2016-06-21 | Nordson Corporation | Multi-port valve |
| FR2956181B1 (fr) * | 2010-02-09 | 2012-02-24 | Defontaine | Dispositif de vanne multivoies pour la circulation de fluides |
| US20110309280A1 (en) * | 2010-06-18 | 2011-12-22 | Wincek Christopher P | Self cleaning ball valve |
| JP5914176B2 (ja) * | 2012-05-31 | 2016-05-11 | 株式会社ミクニ | ロータリ式バルブ |
| DE112014000253B4 (de) * | 2013-02-19 | 2019-10-10 | Illinois Tool Works Inc. | Verbrennungsmotor-Fluiddosierventilanordnung |
| WO2014148126A1 (ja) * | 2013-03-21 | 2014-09-25 | 日立オートモティブシステムズ株式会社 | 流量制御弁 |
| EP3295002B1 (de) * | 2014-08-05 | 2019-09-11 | Schaeffler Technologies AG & Co. KG | Wärmeverwaltungsventilmodul mit konzentrischen wellen für drehventilsteuerung |
| WO2016140079A1 (ja) * | 2015-03-03 | 2016-09-09 | 日立オートモティブシステムズ株式会社 | 流量制御弁 |
| EP3073161B1 (de) | 2015-03-25 | 2018-08-01 | Magna Powertrain Inc. | Mehrwegeventil mit modularem rotor |
| DE102015218391A1 (de) * | 2015-09-24 | 2017-03-30 | Mahle International Gmbh | Elektrisch angetriebenes Ventil |
| US10344877B2 (en) * | 2015-12-01 | 2019-07-09 | Tesla Motors, Inc. | Multi-port valve with multiple operation modes |
| DE102016001026A1 (de) | 2016-02-01 | 2017-10-05 | Kai Parthy | Reflektierendes Verbrauchsmaterial für den 3D-Druck |
| KR101720568B1 (ko) * | 2016-05-04 | 2017-03-29 | 엔브이에이치코리아(주) | 통합 유량 제어밸브 |
| JP6846076B2 (ja) * | 2016-09-21 | 2021-03-24 | 日立Astemo株式会社 | 流量制御弁および冷却システム |
| KR102371717B1 (ko) * | 2017-08-17 | 2022-03-08 | 현대자동차주식회사 | 유량제어밸브 |
| US11168797B2 (en) * | 2017-08-24 | 2021-11-09 | Vitesco Technologies USA, LLC | Combination multi-port valve |
| US10295066B2 (en) * | 2017-10-04 | 2019-05-21 | GM Global Technology Operations LLC | Ball valve geometry and dynamic seal assembly |
| DE102018205557A1 (de) | 2018-04-12 | 2019-10-17 | Continental Automotive Gmbh | Dichtungsanordnung und Fluidventil |
| EP3561346B1 (de) * | 2018-04-24 | 2022-06-08 | Vitesco Technologies GmbH | Dichtung, dichtungsanordnung und mehrwege-fluidventil |
-
2019
- 2019-04-23 EP EP19465529.6A patent/EP3730821B1/de active Active
-
2020
- 2020-04-07 CN CN202080030466.XA patent/CN113710938B/zh active Active
- 2020-04-07 WO PCT/EP2020/059866 patent/WO2020216610A1/de not_active Ceased
- 2020-04-07 EP EP20715412.1A patent/EP3959461A1/de not_active Ceased
- 2020-04-07 US US17/605,670 patent/US11885255B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US11885255B2 (en) | 2024-01-30 |
| CN113710938B (zh) | 2023-10-24 |
| US20220205381A1 (en) | 2022-06-30 |
| EP3730821B1 (de) | 2023-07-05 |
| CN113710938A (zh) | 2021-11-26 |
| WO2020216610A1 (de) | 2020-10-29 |
| EP3730821A1 (de) | 2020-10-28 |
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