WO2019114623A1 - 冰箱 - Google Patents
冰箱 Download PDFInfo
- Publication number
- WO2019114623A1 WO2019114623A1 PCT/CN2018/119767 CN2018119767W WO2019114623A1 WO 2019114623 A1 WO2019114623 A1 WO 2019114623A1 CN 2018119767 W CN2018119767 W CN 2018119767W WO 2019114623 A1 WO2019114623 A1 WO 2019114623A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sealing body
- seal
- arm
- notch
- lower sealing
- Prior art date
Links
Images
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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
- F16J15/104—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing characterised by structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/061—Walls with conduit means
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/064—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/08—Parts formed wholly or mainly of plastics materials
- F25D23/082—Strips
- F25D23/087—Sealing strips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
- F25D2317/043—Treating air flowing to refrigeration compartments by creating a vacuum in a storage compartment
Definitions
- the invention belongs to the technical field of noise reduction of refrigeration equipment, and particularly relates to a seal for reducing the noise of a vacuum pump.
- the preservation of food in the refrigerator is closely related to temperature, humidity and gas environment. Among them, oxygen is an important factor causing food spoilage and bacterial reproduction. Controlling the nitrogen to oxygen ratio of the refrigerator by aspirating the oxygen in the chamber can significantly extend the freshness of the food.
- Oxygen can be extracted from a specific space by a vacuum pump and discharged to the outside of the refrigerator.
- gas will conduct noise in the box to the outside space of the refrigerator during the discharge process, causing noise interference.
- the present invention provides a seal comprising a detachable portion, the splicable portion being composed of two H-shaped members that are flexibly connected, and the two H-shaped members are capable of being fastened to each other to form a mounted state, H type
- the member has parallel first and second arms, and a connecting portion connecting the first arm and the second arm, the connecting portion has a curved surface, and when in the mounted state, the curved surfaces of the two H-shaped members are collectively enclosed Form a hollow cavity.
- the seal is an elastic member.
- the curved surface is a wave shape, and when in the mounted state, the curved surfaces of the two H-shaped members are collectively enclosed to form a plurality of hollow cavities.
- annular portion connected to the detachable portion is further included, and the annular portion and the splicable portion are integrally formed.
- an embodiment of the present invention provides a refrigerator vacuum assembly, including:
- the sealing box body comprises an upper sealing body and a lower sealing body, the upper sealing body and the lower sealing body can be fastened to define a receiving cavity, and the joint of the upper sealing body and the lower sealing body is provided with a notch;
- a vacuum pump disposed in the receiving chamber
- a first groove is disposed at a bottom of the upper sealing body, and a second groove is disposed at a top of the lower sealing body, and the first groove cooperates with the second groove to define a mounting position of the annular portion of the sealing member .
- FIG. 9 is a schematic view showing the installation of an upper sealing body and a metal plate according to an embodiment of the present invention.
- Figure 17 is a schematic longitudinal cross-sectional view showing a muffler in still another embodiment of the present invention.
- a seal is disposed between the upper sealing body 230 and the lower sealing body 240.
- the lower edge of the sidewall of the upper sealing body 230 forms a first groove
- the upper edge of the sidewall of the lower sealing body 240 forms a second groove
- the first groove cooperates with the second groove to form a mounting groove of the sealing ring 250,
- the sealing ring 250 has an annular shape and has a circular cross section, and is made of an elastic material.
- the metal plate 260 is two pieces, which are respectively disposed on opposite walls of the sealed box body 200.
- the lower sealing body 240 and the upper sealing body 230 are respectively provided with a limiting structure to fix the metal plates 260a, 260b.
- the lower sealing body 240 is further provided with a plurality of guiding grooves 245 extending in a vertical direction extending in the same direction as the insertion direction of the metal plate 260 when the metal plate 260 is mounted, and the guiding metal plate 260 is mounted to the preset. s position.
- one of the upper sealing body 230 or the lower sealing body 240 or the joint portion of the upper sealing body 230 and the lower sealing body 240 is provided with a notch portion 246 for piercing the air pipe assembly.
- the air tube assembly includes an integrally formed intake pipe 210, an air outlet pipe 220, and a base plate.
- the intake pipe 210 and the air outlet pipe 220 are bored on the substrate, and the outer edge of the substrate is matched with the shape of the notch portion 246.
- the outer edge of the substrate is provided with a groove, and the rib of the periphery of the notch portion 246 is matched, and the substrate can be clamped and fixed to the notch portion by the cooperation of the two, and the sealing unit 270 is embedded in the gap between the two.
- vacuum pump 100 is coupled to muffler 300 via an air outlet tube 220.
- the muffler 300 includes a housing. The housing is enclosed by a first bottom surface 310 at the proximal end, a second bottom surface 320 at the distal end, and a side wall 330 connecting the first bottom surface 310 and the second bottom surface 320 to form a cylindrical hollow body.
- An air inlet 340 connected to the air outlet tube 220 is disposed at a proximal end of the silencer 300, and an air outlet 350 is disposed at a distal end.
- the shape of the muffler housing is not limited to a cylindrical shape, and may be set to a rectangular parallelepiped shape or an irregular outer shape.
- the sound waves are reflected and refracted in the chamber, and the energy is gradually digested.
- the length of the first conduit 471 and the second conduit 472 is a quarter wavelength of the intended audio to specifically cancel the sound of the intended audio.
- the destination audio is 1000 Hz.
- the first duct 471 and the second duct 472 are provided with a narrow inner diameter such that part of the energy is converted into heat energy by the passage of sound waves.
- the high frequency noise cannot be heard by the human ear, and the main interference to the user is low frequency noise.
- the low frequency noise can be eliminated in a targeted manner, and the structure of the muffler is made simpler.
- the diameter of the bottom surface of the cylindrical chamber 510 is less than or equal to the side length of the connecting surface 521 of the rectangular parallelepiped chamber 520.
- the cylindrical chamber 510 of the muffler 500 is provided with an air inlet 540 and an air outlet 550.
- the air inlet 540 is disposed at an angle with the air outlet 550 to allow the gas to enter the hollow cavity and then reflect and refract to the air outlet. The energy loss occurs to achieve the purpose of silence.
- the air inlet 540 is disposed on the bottom surface 511 of the cylindrical chamber 510, and the air outlet 550 is disposed on the side of the cylindrical chamber 510.
- the air inlet 540 is the same as the inner diameter of the air outlet 550 to balance the pressure of the two ports.
- the acoustic wave is irregularly reflected and refracted by the change of the shape of the hollow cavity, and the energy is digested.
- the muffler 600 includes a housing that encloses a hollow cavity.
- the air vent 650 is disposed at a proximal end of the muffler 600, and the air outlet 650 is disposed at a distal end.
- the air inlet 640 and the air outlet 650 are communicated by a conduit 670 disposed in the housing.
- the conduit 670 forms a sleeve structure with the housing.
- the conduit 670 is filled with a medium to absorb the vibrational energy of the acoustic wave and attenuate the sound intensity. Further, the medium is a sound-absorbing cotton.
- a plurality of through holes 680 are defined in the side wall of the conduit 670 to enable the conduit 670 to be electrically connected to the cavity.
- the through holes 680 are circumferentially spaced along the sidewall of the conduit 670, that is, the conduit 670 opens through holes in a plurality of directions.
- the housing is enclosed by a first bottom surface 610 at the proximal end, a second bottom surface 620 at the distal end, and a side wall 630 connecting the first bottom surface 610 and the second bottom surface 620 to form a cylindrical hollow body.
- the first bottom surface 610 is provided with an air inlet 640
- the second bottom surface 620 is provided with an air outlet 640.
- the through hole diameter is less than 1 mm.
- the cavity formed by the enclosure is divided into a plurality of chambers arranged from the proximal end to the distal end.
- the muffler is set up in such a way that the medium is silenced and the cavity is silenced, and the small holes are used to realize the diffraction of the sound wave, and the sound intensity is reduced in multiple ways.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compressor (AREA)
- Gasket Seals (AREA)
Abstract
Description
Claims (10)
- 一种密封件,其特征在于,包括可扣合部,所述可扣合部由柔性连接的两个H型构件组成,两个H型构件能够彼此扣合形成安装状态,所述H型构件具有平行的第一臂和第二臂,以及连接第一臂和第二臂的连接部,所述连接部具有弧形表面,当处于安装状态时,所述两个H型构件弧形的表面共同围合形成中空腔。
- 根据权利要求1所述的密封件,其特征在于,所述密封件为弹性件。
- 根据权利要求1所述的密封件,其特征在于,所述弧形表面为波浪形状,当处于安装状态时,两个H型构件的弧形表面共同围合形成多个中空腔。
- 根据权利要求1所述的密封件,其特征在于,还包括与可扣合部连接的环状部,所述环状部和可扣合部一体成型。
- 一种冰箱真空组件,其特征在于,包括:密封盒体,所述密封盒体包括上密封体和下密封体,所述上密封体与下密封体能够扣合以限定容纳腔,所述上密封体和下密封体的接合处设置缺口部;真空泵,配置于所述容纳腔中;如权利要求1所述的密封件,所述环状部与上密封体和下密封体的接合部相配合,可扣合部的安装状态与缺口部相配合。
- 根据权利要求5所述的冰箱真空组件,其特征在于,当处于安装状态时,所述第一臂与第二臂夹持于所述缺口部的边缘。
- 根据权利要求5所述的冰箱真空组件,其特征在于,所述上密封体底部设置第一凹槽,所述下密封体顶部设置第二凹槽,所述第一凹槽与第二凹槽相配合限定所述密封件环状部的安装位置。
- 根据权利要求5所述的冰箱真空组件,其特征在于,所述连接部穿过缺口部连接第一臂和第二臂。
- 根据权利要求5所述的冰箱真空组件,其特征在于,还包括配置于所述容纳腔内的真空泵,与所述真空泵连接的线材穿设于所述缺口部。
- 一种冰箱,其特征在于,包括:密封盒体,其包括上密封体和下密封体,所述上密封体与下密封体能够扣合以限定容纳腔,所述上密封体和下密封体的接合处设置缺口部;如权利要求1所述的密封件,所述环状部与上密封体和下密封体的接合部相配合,可扣合部 的安装状态与缺口部相配合。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/493,755 US11255597B2 (en) | 2017-12-11 | 2018-12-07 | Refrigerator |
NZ756523A NZ756523A (en) | 2017-12-11 | 2018-12-07 | Refrigerator |
EP18887428.3A EP3726101B1 (en) | 2017-12-11 | 2018-12-07 | Vacuum assembly for a refrigerator and refrigerator comprising the same |
AU2018383778A AU2018383778B2 (en) | 2017-12-11 | 2018-12-07 | Refrigerator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711311273.8A CN108253716B (zh) | 2017-12-11 | 2017-12-11 | 密封件、真空组件及冰箱 |
CN201711311273.8 | 2017-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019114623A1 true WO2019114623A1 (zh) | 2019-06-20 |
Family
ID=62721602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/119767 WO2019114623A1 (zh) | 2017-12-11 | 2018-12-07 | 冰箱 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11255597B2 (zh) |
EP (1) | EP3726101B1 (zh) |
CN (1) | CN108253716B (zh) |
AU (1) | AU2018383778B2 (zh) |
NZ (1) | NZ756523A (zh) |
WO (1) | WO2019114623A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108253716B (zh) | 2017-12-11 | 2020-03-17 | 青岛海尔股份有限公司 | 密封件、真空组件及冰箱 |
CN108253701B (zh) | 2017-12-11 | 2020-05-26 | 青岛海尔股份有限公司 | 具有板状隔音构件的真空组件及冰箱 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998028558A1 (fr) * | 1996-12-23 | 1998-07-02 | Pouyet S.A. | Joint destine a etre dispose circonferentiellement autour d'un element globalement cylindrique |
US20060240710A1 (en) * | 2005-04-25 | 2006-10-26 | Yazaki Corporation | Waterproof packing, waterproof connector using the same and process for producing waterproof connector |
JP2011171761A (ja) * | 2011-04-28 | 2011-09-01 | Kenwood Corp | 防水構造及びパッキング |
CN203374790U (zh) * | 2013-07-10 | 2014-01-01 | 中兴通讯股份有限公司 | 一种密封结构 |
CN105101718A (zh) * | 2015-06-18 | 2015-11-25 | 华为技术有限公司 | 一种线缆密封盒 |
CN108253716A (zh) * | 2017-12-11 | 2018-07-06 | 青岛海尔股份有限公司 | 密封件、真空组件及冰箱 |
Family Cites Families (12)
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FR2723162B1 (fr) * | 1994-07-29 | 1996-10-04 | Connecteurs Albert Bonneau Cab | Joint annulaire d'etancheite |
JP3730380B2 (ja) * | 1997-10-09 | 2006-01-05 | 矢崎総業株式会社 | 防水コネクタ及びその製造方法 |
AU2002324725A1 (en) * | 2001-08-16 | 2003-03-03 | Parker Hannifin Corporation | Composite fuel permeation barrier seal |
DE202006017659U1 (de) * | 2006-03-18 | 2007-08-02 | Weidmüller Interface GmbH & Co. KG | Dichtung für eine Gehäusedurchführung für ein Kabel |
US8491335B2 (en) * | 2009-03-24 | 2013-07-23 | Yazaki Corporation | Waterproof connector |
CN101886624A (zh) * | 2010-07-05 | 2010-11-17 | 苏州盟通利机电设备有限公司 | 无压差式真空泵 |
CN103644699B (zh) * | 2013-12-06 | 2016-06-15 | 南京创维家用电器有限公司 | 真空抽屉和冰箱 |
EP3105626B1 (en) * | 2014-02-14 | 2020-11-04 | Prysmian S.p.A. | A port sealing device and assembly for an optical cable termination box |
CN104675676B (zh) * | 2015-02-05 | 2017-10-31 | 加西贝拉压缩机有限公司 | 一种制冷压缩机的吸气结构 |
DE102015211460A1 (de) * | 2015-06-22 | 2016-12-22 | Bayerische Motoren Werke Aktiengesellschaft | Abgasanlage |
CN106098051B (zh) * | 2016-07-14 | 2020-01-31 | 西安交通大学 | 一种改进型赫姆霍兹消声器及其制作方法 |
CN106593822B (zh) * | 2016-12-02 | 2019-05-03 | 青岛海尔股份有限公司 | 冷藏冷冻装置 |
-
2017
- 2017-12-11 CN CN201711311273.8A patent/CN108253716B/zh active Active
-
2018
- 2018-12-07 EP EP18887428.3A patent/EP3726101B1/en active Active
- 2018-12-07 AU AU2018383778A patent/AU2018383778B2/en active Active
- 2018-12-07 NZ NZ756523A patent/NZ756523A/en unknown
- 2018-12-07 US US16/493,755 patent/US11255597B2/en active Active
- 2018-12-07 WO PCT/CN2018/119767 patent/WO2019114623A1/zh unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998028558A1 (fr) * | 1996-12-23 | 1998-07-02 | Pouyet S.A. | Joint destine a etre dispose circonferentiellement autour d'un element globalement cylindrique |
US20060240710A1 (en) * | 2005-04-25 | 2006-10-26 | Yazaki Corporation | Waterproof packing, waterproof connector using the same and process for producing waterproof connector |
JP2011171761A (ja) * | 2011-04-28 | 2011-09-01 | Kenwood Corp | 防水構造及びパッキング |
CN203374790U (zh) * | 2013-07-10 | 2014-01-01 | 中兴通讯股份有限公司 | 一种密封结构 |
CN105101718A (zh) * | 2015-06-18 | 2015-11-25 | 华为技术有限公司 | 一种线缆密封盒 |
CN108253716A (zh) * | 2017-12-11 | 2018-07-06 | 青岛海尔股份有限公司 | 密封件、真空组件及冰箱 |
Non-Patent Citations (1)
Title |
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See also references of EP3726101A4 |
Also Published As
Publication number | Publication date |
---|---|
US11255597B2 (en) | 2022-02-22 |
NZ756523A (en) | 2022-05-27 |
EP3726101A1 (en) | 2020-10-21 |
EP3726101B1 (en) | 2024-04-03 |
AU2018383778A1 (en) | 2019-09-12 |
CN108253716B (zh) | 2020-03-17 |
US20200033048A1 (en) | 2020-01-30 |
CN108253716A (zh) | 2018-07-06 |
EP3726101A4 (en) | 2021-01-27 |
AU2018383778B2 (en) | 2020-08-13 |
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