EP3170788A1 - Robinet pour contrôler la mousse des boissons - Google Patents

Robinet pour contrôler la mousse des boissons Download PDF

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Publication number
EP3170788A1
EP3170788A1 EP15195343.7A EP15195343A EP3170788A1 EP 3170788 A1 EP3170788 A1 EP 3170788A1 EP 15195343 A EP15195343 A EP 15195343A EP 3170788 A1 EP3170788 A1 EP 3170788A1
Authority
EP
European Patent Office
Prior art keywords
valve
piston
beverage
dispensing
dispensing unit
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Withdrawn
Application number
EP15195343.7A
Other languages
German (de)
English (en)
Inventor
Kim Poul Knudsen
Benny Dahl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Micro Matic AS
Original Assignee
Micro Matic AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Micro Matic AS filed Critical Micro Matic AS
Priority to EP15195343.7A priority Critical patent/EP3170788A1/fr
Priority to JP2018526060A priority patent/JP6880021B2/ja
Priority to EP16801417.3A priority patent/EP3377440A1/fr
Priority to PCT/EP2016/078148 priority patent/WO2017085261A1/fr
Priority to RU2018121552A priority patent/RU2744368C2/ru
Priority to CN201680067758.4A priority patent/CN108430909B/zh
Publication of EP3170788A1 publication Critical patent/EP3170788A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
    • B67D1/14—Reducing valves or control taps
    • B67D1/1405—Control taps
    • B67D1/145—Control taps comprising a valve shutter movable in a direction perpendicular to the valve seat
    • B67D1/1466—Control taps comprising a valve shutter movable in a direction perpendicular to the valve seat the valve shutter being opened in a direction opposite to the liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/04—Apparatus utilising compressed air or other gas acting directly or indirectly on beverages in storage containers
    • B67D1/0412—Apparatus utilising compressed air or other gas acting directly or indirectly on beverages in storage containers the whole dispensing unit being fixed to the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/0857—Cooling arrangements
    • B67D1/0858—Cooling arrangements using compression systems
    • B67D1/0861—Cooling arrangements using compression systems the evaporator acting through an intermediate heat transfer means
    • B67D1/0865—Cooling arrangements using compression systems the evaporator acting through an intermediate heat transfer means by circulating a cooling fluid along beverage supply lines, e.g. pythons
    • B67D1/0868—Cooling arrangements using compression systems the evaporator acting through an intermediate heat transfer means by circulating a cooling fluid along beverage supply lines, e.g. pythons the cooling fluid being a gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67D—DISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00—Apparatus or devices for dispensing beverages on draught
    • B67D1/08—Details
    • B67D1/12—Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
    • B67D1/1256—Anti-dripping devices

Definitions

  • the present invention relates to a beverage dispensing unit for a beverage dispensing system and to a dispensing device for dispensing beverage comprising a beverage dispensing unit according to the present invention.
  • a beverage dispensing unit for a beverage dispensing system comprising
  • the length may be between 10 and 30 mm.
  • the flow passage may have a width of between 3 and 10 mm.
  • one or more guiding fin(s) may be arranged in connection with the valve piston opposite the radial inlet for guiding the beverage from the inlet towards the outlet.
  • valve piston may taper at the second end.
  • valve chamber may have a second chamber diameter arranged downstream the first chamber diameter, the second chamber diameter being smaller than the first chamber diameter.
  • a first transition face may be provided between the first and second chamber diameters, the first transition face being inclined.
  • valve piston may have a diameter which is larger than the second chamber diameter.
  • the first transition face may be a valve seat for the valve piston in the second position.
  • the valve chamber may have a third chamber diameter arranged downstream the second chamber diameter.
  • a second transition face may be provided between the second and third chamber diameters, the second transition face being inclined.
  • valve piston diameter at the second piston end may be substantially equal to the second chamber diameter.
  • valve piston may have a first circumferential projection or sealing at the second end, the projection or sealing being configured to close the outlet by abutting the inner wall of the valve housing.
  • a spout may be arranged in fluid communication with the outlet.
  • An opening may be provided in the valve housing and/or the spout downstream the outlet, so that the spout can be vented and thereby emptied for beverage when the dispensing valve is closed.
  • valve housing may comprise a first part and a second part, the first part being movable in relation to the second part.
  • the radial inlet may be arranged in the first part.
  • the radial inlet may be movable in the longitudinal extension with the first part.
  • sealings may be arranged between the first and second parts.
  • first piston end may be connected with the first part.
  • first part may have a first outer face and the second part may have a second outer face.
  • the dispensing valve may comprise a movable part, which in a first leg end is connected to the outer face of the dispensing valve, the first outer face of the first part comprising a projecting element, the projecting element being configured to radially displace a second leg end of the movable leg in a direction away from outer face when the valve piston is being moved from the first position to the second position, so that the projection of the second leg end increases the outer diameter of the dispensing valve in the second position.
  • the first part may comprise two radially extending arms.
  • valve piston may have a third position being a foam creating position, in which third position a second flow passage between the valve piston and the inner face may be arranged, the second flow passage being less than 25% of the flow passage of the first position.
  • valve piston may have a second circumferential projection or sealing at the second end, the second projection being arranged at a distance from the first projection providing an annular groove between them.
  • the second circumferential projection may have a smaller radial extension than the first circumferential groove.
  • the third position may be when the second circumferential projection is arranged opposite the second chamber diameter.
  • the present invention also relates to a dispensing device for dispensing beverage comprising a beverage dispensing unit as described above.
  • Fig. 1 shows a beverage dispensing unit 1 comprising a dispensing line 2 having a first line end 3 and a second line end 4, the first line end being configured to be connected with a beverage container (not shown) and the second line end 4 being configured to be connected with a dispensing valve 5.
  • the dispensing valve 5 has an outer face 6 and an outer diameter OD.
  • the dispensing valve comprises a valve housing 7 having an inner face 8 and a longitudinal extension L, the valve housing 7 having a first housing end 9 and a second housing end 10.
  • the valve housing 7 provides a valve chamber 11 and the valve chamber 11 has a first chamber diameter CD1.
  • the valve housing 7 has a radial inlet 12 in relation to the longitudinal extension L and an outlet 13 arranged in the longitudinal extension.
  • a valve piston 14 is movable in the longitudinal extension L in the valve chamber 11.
  • the valve piston 14 is configured to open and close the outlet 13 by moving the valve piston 14 between a first position being the open state of the dispensing valve 5, i.e. the position shown in Fig. 1 , and a second position being the closed state of the dispensing valve 5, i.e. the position shown in Fig. 2 .
  • the valve piston 14 has a first piston end 15 and a second piston end 16 and a body 17 extending between the first piston end and the second piston end.
  • the body 17 has a length I and an outer piston face 18, the first end 15 of the valve piston is configured to be connected with an activation element for moving the valve piston 14 between the first position and the second position, and the valve piston 14 has a piston diameter PD.
  • the first chamber diameter CD1 is larger than the piston diameter PD in order to provide a flow passage 19 between the outer piston face 18 and the inner face 8 of the valve housing 7 in the first position of the valve piston 14.
  • Fig. 2 the dispensing valve 5 is shown in the second position of the valve piston 14, in which the valve piston 14 is moved downwards in the valve chamber 11, thereby closing the outlet 13 so that no dispensing is possible.
  • a spout 20 is arranged in fluid communication with the outlet downstream of the outlet 13.
  • the length I of the body may be between 10 and 30 mm in order to obtain the provision of compensation of the turbulence in the beverage along the body.
  • the flow passage may have a width of between 3 and 10 mm.
  • valve housing 7 is shown in an enlarged view.
  • the valve housing 7 comprises a first part and a second part which will be described further below.
  • a plurality of guiding fins 21 are arranged in connection with the with the valve piston 14 opposite the radial inlet 12 for guiding the beverage from the inlet towards the outlet 13.
  • the guiding fins 21 have the function of calming the beverage and minimising the turbulence in the beverage flow through the valve housing.
  • Fig. 4 a part of the valve housing is shown in a top view in which the four guiding fins 21 are arranged opposite the radial inlet 12.
  • valve piston 14 tapers at the second end 16.
  • the valve chamber 11 has a second chamber diameter CD2 arranged downstream the first chamber diameter CD1, the second chamber diameter CD2 being smaller than the first chamber diameter CD1.
  • a first transition face 22 is provided between the first and second chamber diameters CD1, CD2, the first transition face 22 being inclined.
  • valve piston may have a diameter which is larger than the second chamber diameter CD2, whereby the first transition face may be a valve seat for the valve piston in the second position.
  • valve chamber 11 has a third chamber diameter CD3 arranged downstream the second chamber diameter CD2.
  • a second transition face 23 is provided between the second and third chamber diameters CD2, CD3, the second transition face 23 being inclined.
  • a venting function is shown.
  • the spout 20 has a spout housing 24 partly housing the valve housing 7.
  • the valve piston 14 is in the first position.
  • Fig. 6 shows an enlarged view of the valve housing 7 and a part of the spout housing 24.
  • An opening 25 is provided in the spout housing 24 downstream the outlet 13, so that the spout can be vented and thereby emptied for beverage when the dispensing valve is closed.
  • the valve housing has a projection 26 placed in front of the opening 25 in the first position so that the opening is sealed off.
  • valve piston 14 has been moved to the second position in which the dispensing valve 5 is closed. In this circumstance, residue beverage may be present in the spout 20.
  • Fig. 8 an enlarged view is shown in which the valve piston 14 is brought into second position in which the second end abuts the inner face of the valve housing 7.
  • the valve housing 7 has also been moved downwards within the spout housing 24, so that the opening 25 is arranged opposite a recess 27 in the valve housing 7 above the projection 26, whereby air may be led through the opening into the top of the spout, so that the spout may be vented from the top, allowing residue beverage to be emptied out of the spout.
  • Figs. 9-11 show a first embodiment of a foaming function of the dispensing valve 5.
  • the valve piston 14 is in the first position in which beverage may be dispensed.
  • a groove 28 is arranged in the longitudinal extension.
  • the valve piston 14 has two circumferential projections 29, 30.
  • the valve piston 14 is moved into a third position being the foaming position.
  • the circumferential projection 30 is arranged opposite the groove 28 on one side and is abutting the inner face on the other side, whereby a second flow passage 31 is provided.
  • the second flow passage 31 is so small that a pressure drop in the beverage flow is created, thereby providing foam in the dispensed beverage.
  • the valve piston is moved into the second position in which the dispensing valve 5 is closed.
  • Figs. 12-14 show a second embodiment of a foaming function of the dispensing valve 5.
  • the valve piston 14 is in the first position in which beverage may be dispensed.
  • a circumferential groove 32 is arranged in the inner face.
  • the valve piston 14 has two circumferential projections 29, 30.
  • the valve piston 14 is moved into a third position being the foaming position.
  • the circumferential projection 30 is arranged opposite the circumferential groove 32, whereby a second flow passage 31 is provided.
  • the second flow passage 31 is so small that a pressure drop in the beverage flow is created, thereby providing foam in the dispensed beverage.
  • the valve piston 14 is moved into the second position in which the dispensing valve 5 is closed.
  • Figs. 15-18 show a third embodiment of a foaming function of the dispensing valve 5.
  • the valve piston 14 is in the first position in which beverage may be dispensed.
  • the valve piston 14 has two circumferential projections 29, 30 and a third circumferential projection 33 arranged below the circumferential projections 29, 30 as shown in Fig. 18 .
  • the third circumferential projection 33 has a smaller radial extension than the circumferential projection 30.
  • the valve piston 14 is moved into a third position being the foaming position.
  • the third circumferential projection 33 is arranged below the first transition face 22 and the circumferential projection 30 is arranged opposite the first transition face 22, whereby a second flow passage 31 is provided.
  • the second flow passage 31 is so small that a pressure drop in the beverage flow is created, thereby providing foam in the dispensed beverage.
  • the valve piston 14 is moved into the second position in which the dispensing valve 5 is closed.
  • Figs. 19-20 show a fourth embodiment of a foaming function of the dispensing valve 5.
  • the design of the valve piston 14 is substantially identical to that of Figs. 15-18 .
  • the third circumferential projection 33 has substantially the same radial extension as the circumferential projection 30.
  • one or more longitudinal grooves 34 is/are arranged in the third circumferential projection 33, as shown in Fig. 20 .
  • an annular groove 35 is provided between the circumferential projection 30 and the third circumferential projection 33.
  • the valve piston 14 is moved into a third position being the foaming position.
  • the third circumferential projection 33 is arranged below the first transition face 22 and is abutting the inner face below the first transition face 22, and the circumferential projection 30 is arranged opposite the first transition face 22, whereby a second flow passage is provided around the circumferential projection 30 via the annular groove 34 and through the longitudinal grooves 34, as shown in Fig. 20 .
  • the second flow passage is so small that a pressure drop in the beverage flow is created, thereby providing foam in the dispensed beverage.
  • the dispensing valve 5 shown in Fig. 21 is in the closed position where the valve piston 14 is in the second position.
  • the valve piston has a first circumferential projection 29 and a second circumferential projection 30 at the second end 16, the circumferential projections abutting the inner face of the valve housing 7 in the second position of the valve piston 14.
  • the valve piston has two circumferential projections.
  • the valve piston may have a single circumferential projection configured to abut the inner face of the valve housing in the second position of the valve piston.
  • the valve piston may have a plurality of circumferential projections.
  • valve housing 7 comprises a first part 40 and a second part 41, the first part 40 being movable in relation to the second part 41.
  • the radial inlet 12 is arranged in the first part 40.
  • the radial inlet 12 is movable in the longitudinal extension with the first part 40.
  • Sealings 42 are arranged between the first and second parts 40, 41.
  • first piston end 15 is connected with the first part 40 so that the valve piston 14 is moved along the first part 40.
  • the beverage dispensing unit 1 is shown in an outer view.
  • the first part 40 of the valve housing comprises two radially extending arms 45 enabling the operator to pull the first part 40 upwards and subsequently pull the dispensing valve. "Pull" may be printed on the upper faces of the arms 45 in order to indicate their function to the operators.
  • the beverage dispensing unit 1 has been positioned in a tapping head 46.
  • Fig. 24 the beverage dispensing unit 1 is shown in an outer view from another angle.
  • the dispensing valve 5 is in the open state, meaning that the valve piston is in the first position.
  • the dispensing valve shall be in the open position in order to be positioned in the tapping head.
  • the first part 40 has a first outer face 47 and the second part has a second outer face.
  • a spout housing 24 is partly surrounding first and second parts 40, 41, and the spout housing 24 has a second outer face 48.
  • the dispensing valve comprises two movable parts 49, which in a first leg end 50 is connected to the outer face 48.
  • the first outer face 47 of the first part 40 comprises two projecting elements 51.
  • the projecting elements 51 have an extension in the longitudinal extension and taper towards the outer face 47 at one end 52. In the first position of the valve piston, the projecting elements 51 are positioned above the movable parts 49 and the movable parts 49 are in their retracted position. As mentioned above, in this configuration the beverage dispensing unit 1 is ready to be positioned in the tapping head.
  • Fig. 26 the dispensing valve 5 is shown in the closed position in which the first part 40 has been moved downwards.
  • Fig. 27 is an enlarged view showing that the projecting elements 51 radially displace the second leg ends 53 of the movable parts 49 in a direction away from outer face 48 when the valve piston is being moved from the first position to the second position, so that the projection of the second leg ends 53 increases the outer diameter of the dispensing valve in the second position.
  • Fig. 28 in which it can be seen that the projecting elements 51 push and thereby displace the movable parts 49 outwards, so that the movable parts 49 are in a projected position. In this position the dispensing valve is unable to be positioned in the tapping head due to the increased outer diameter at the movable parts 49.
  • Fig. 29 the dispensing valve 5 is shown positioned in the tapping head 46 wherein the movable parts 49 are in their retracted position, enabling positioning in the tapping head and removal of the dispensing valve 5 from the tapping head 46.
  • the dispensing valve 5 is in the open position.
  • the dispensing valve is still in the tapping head 46 and is in its closed position.
  • the projecting elements 51 have pushed and displaced the movable parts 49 into their projected position. In this projected position, the movable parts overlap the edge 55 of the tapping head 46.
  • the movable parts 49 would then abut the edge 55, making it impossible to pull the dispensing valve upwards.
  • a helical spring 56 is arranged for keeping the dispensing valve 5 open when it is not positioned in the tapping head.
  • Fig. 32 shows the valve piston 14 in the second position in which the dispensing valve 5 is closed. The helical spring 56 is then pushed together.
  • Fig. 33 the valve piston is in its first position, i.e. the open position. The helical spring 56 assists in maintaining the valve piston in its open position when the dispensing valve is being removed from the tapping head.
  • a dispensing device 100 is shown in a cross-sectional side view.
  • the dispensing device 100 comprises a housing 60 adapted to house a beverage container 61.
  • the housing 60 is provided with a cooling unit 62 for keeping the beverage at a predetermined temperature and is further provided with circulating means for circulating the cool air in the housing 60.
  • the housing 60 may also comprise propelling means, or propelling means may be connected to the beverage container 61 in the housing.
  • the propelling means may be a gas, such as CO2, or it may be a pressure chamber utilising a pneumatic or mechanical pressure means to force the beverage out of the beverage container 61.
  • the propelling means is a gas contained in a gas cylinder 63 which is connected via a gas line 64 to a dispense head 65 to be connected with the beverage container 61.
  • the dispensing line 2 extends from the beverage container 61 up through the guide channel 66 of a font 67.
  • a tapping head 46 comprises the tapping handle 6 configured to open and close the dispensing valve 5 when correctly positioned in the tapping head 46.
  • the dispensing line 2 may be made of a non-rigid material to facilitate handling and guiding.

Landscapes

  • Devices For Dispensing Beverages (AREA)
  • Apparatus For Making Beverages (AREA)
EP15195343.7A 2015-11-19 2015-11-19 Robinet pour contrôler la mousse des boissons Withdrawn EP3170788A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP15195343.7A EP3170788A1 (fr) 2015-11-19 2015-11-19 Robinet pour contrôler la mousse des boissons
JP2018526060A JP6880021B2 (ja) 2015-11-19 2016-11-18 飲料製品分配ユニット
EP16801417.3A EP3377440A1 (fr) 2015-11-19 2016-11-18 Unité de distribution de boisson avec une soupape de distribution ayant un piston
PCT/EP2016/078148 WO2017085261A1 (fr) 2015-11-19 2016-11-18 Unité de distribution de boisson avec une soupape de distribution ayant un piston
RU2018121552A RU2744368C2 (ru) 2015-11-19 2016-11-18 Дозирующий узел для напитков
CN201680067758.4A CN108430909B (zh) 2015-11-19 2016-11-18 包括具有活塞的分配阀的饮料分配单元

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15195343.7A EP3170788A1 (fr) 2015-11-19 2015-11-19 Robinet pour contrôler la mousse des boissons

Publications (1)

Publication Number Publication Date
EP3170788A1 true EP3170788A1 (fr) 2017-05-24

Family

ID=54695519

Family Applications (2)

Application Number Title Priority Date Filing Date
EP15195343.7A Withdrawn EP3170788A1 (fr) 2015-11-19 2015-11-19 Robinet pour contrôler la mousse des boissons
EP16801417.3A Withdrawn EP3377440A1 (fr) 2015-11-19 2016-11-18 Unité de distribution de boisson avec une soupape de distribution ayant un piston

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP16801417.3A Withdrawn EP3377440A1 (fr) 2015-11-19 2016-11-18 Unité de distribution de boisson avec une soupape de distribution ayant un piston

Country Status (5)

Country Link
EP (2) EP3170788A1 (fr)
JP (1) JP6880021B2 (fr)
CN (1) CN108430909B (fr)
RU (1) RU2744368C2 (fr)
WO (1) WO2017085261A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020180984A1 (fr) * 2019-03-05 2020-09-10 Joseph Company International, Inc. Système de récipient de boisson gazeuse

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503415B2 (en) * 1976-12-01 1979-09-06 Carlton And United Breweries Limited Liquid dispensing tap with chilling facility
GB2231644A (en) * 1989-04-21 1990-11-21 Alumasc Ltd Flow restrictor
WO2003101882A1 (fr) * 2002-05-22 2003-12-11 Heineken Technical Services B.V. Recipient a boisson muni d'un clapet de distribution comportant un element de commande et un element anti-goutte ameliores
EP1528036A2 (fr) * 2003-11-01 2005-05-04 Imi Cornelius (Uk) Limited Robinet distributeur de boissons
GB2457434A (en) * 2008-02-01 2009-08-19 Imi Cornelius Beverage dispense tap with two valves

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1272579B (it) * 1993-09-07 1997-06-23 Tetra Dev Co Apparecchiatura per riempire contenitori di imballaggio
RU2229432C1 (ru) * 2003-01-16 2004-05-27 Ефимкин Максим Леонидович Кран
GB2415763B (en) * 2004-07-02 2008-07-09 Diageo Ireland A dispenser tap

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU503415B2 (en) * 1976-12-01 1979-09-06 Carlton And United Breweries Limited Liquid dispensing tap with chilling facility
GB2231644A (en) * 1989-04-21 1990-11-21 Alumasc Ltd Flow restrictor
WO2003101882A1 (fr) * 2002-05-22 2003-12-11 Heineken Technical Services B.V. Recipient a boisson muni d'un clapet de distribution comportant un element de commande et un element anti-goutte ameliores
EP1528036A2 (fr) * 2003-11-01 2005-05-04 Imi Cornelius (Uk) Limited Robinet distributeur de boissons
GB2457434A (en) * 2008-02-01 2009-08-19 Imi Cornelius Beverage dispense tap with two valves

Also Published As

Publication number Publication date
WO2017085261A1 (fr) 2017-05-26
RU2018121552A3 (fr) 2019-12-19
JP2018534215A (ja) 2018-11-22
EP3377440A1 (fr) 2018-09-26
CN108430909B (zh) 2021-04-06
RU2018121552A (ru) 2019-12-19
RU2744368C2 (ru) 2021-03-05
JP6880021B2 (ja) 2021-06-02
CN108430909A (zh) 2018-08-21

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