CN106414212B - 轨测量系统 - Google Patents

轨测量系统 Download PDF

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Publication number
CN106414212B
CN106414212B CN201580005355.2A CN201580005355A CN106414212B CN 106414212 B CN106414212 B CN 106414212B CN 201580005355 A CN201580005355 A CN 201580005355A CN 106414212 B CN106414212 B CN 106414212B
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CN
China
Prior art keywords
rail
sensor element
fiber optic
optic sensor
neutral axis
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Active
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CN201580005355.2A
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English (en)
Chinese (zh)
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CN106414212A (zh
Inventor
M·格吕克
M·米勒
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.)
Thales Deutschland GmbH
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Thales Deutschland GmbH
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Publication of CN106414212A publication Critical patent/CN106414212A/zh
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/246—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using integrated gratings, e.g. Bragg gratings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
    • B61K9/08—Measuring installations for surveying permanent way
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B61L23/047—Track or rail movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/021—Measuring and recording of train speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/247—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet using distributed sensing elements, e.g. microcapsules
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
    • G01M11/085—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT] the optical fiber being on or near the surface of the DUT

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Machines For Laying And Maintaining Railways (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CN201580005355.2A 2014-01-21 2015-01-16 轨测量系统 Active CN106414212B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102014100653.4 2014-01-21
DE102014100653.4A DE102014100653B4 (de) 2014-01-21 2014-01-21 Schienenmesssystem
PCT/EP2015/050797 WO2015110361A2 (de) 2014-01-21 2015-01-16 Schienenmesssystem

Publications (2)

Publication Number Publication Date
CN106414212A CN106414212A (zh) 2017-02-15
CN106414212B true CN106414212B (zh) 2019-04-16

Family

ID=52444258

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580005355.2A Active CN106414212B (zh) 2014-01-21 2015-01-16 轨测量系统

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US (2) US10444095B2 (enExample)
EP (2) EP3376196B1 (enExample)
JP (1) JP6560238B2 (enExample)
KR (1) KR102001291B1 (enExample)
CN (1) CN106414212B (enExample)
AU (2) AU2015208343B2 (enExample)
BR (1) BR112016015605B8 (enExample)
CA (2) CA3004835C (enExample)
DE (1) DE102014100653B4 (enExample)
DK (2) DK3376196T3 (enExample)
ES (2) ES2840050T3 (enExample)
HR (2) HRP20190929T1 (enExample)
HU (2) HUE053200T2 (enExample)
IL (1) IL246484B (enExample)
LT (1) LT3376196T (enExample)
MA (1) MA39167B1 (enExample)
MX (1) MX361202B (enExample)
PL (2) PL3376196T3 (enExample)
PT (2) PT3097397T (enExample)
RS (2) RS61335B1 (enExample)
RU (1) RU2672772C2 (enExample)
SI (2) SI3097397T1 (enExample)
TR (1) TR201906716T4 (enExample)
WO (1) WO2015110361A2 (enExample)
ZA (1) ZA201603988B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015115925B3 (de) * 2015-09-21 2016-12-08 fos4X GmbH Lichtleiter-Einspannvorrichtung, faseroptischer Sensor und Herstellungsverfahren
US10072992B2 (en) * 2015-09-29 2018-09-11 Siemens Industry Software Nv System and method for monitoring machine condition and force measurement in a stator of an electrical machine
WO2017079986A1 (zh) * 2015-11-14 2017-05-18 北京东方瑞威科技发展股份有限公司 以钢轨作为弹性体的光纤检测装置、铁路超偏载检测系统
JP6663267B2 (ja) * 2016-03-28 2020-03-11 日本製鉄株式会社 鉄道車両の車輪とレール間の縦クリープ力測定方法及び装置
KR101871798B1 (ko) 2016-11-21 2018-07-31 김인호 전차레일 자동 측정장치 및 그 방법
US10907958B2 (en) * 2017-09-07 2021-02-02 Frank J Smith Railroad track defect detection apparatus and method
DE102017216811A1 (de) * 2017-09-22 2019-03-28 Thales Management & Services Deutschland Gmbh Verfahren zur Montage eines Schienenüberwachungselements
PT3459811T (pt) * 2017-09-22 2022-01-20 Thales Man & Services Deutschland Gmbh Método de montagem de um sistema de medição de tensão, em particular para um contador de eixos, e utilização associada
CN108593324A (zh) * 2018-04-28 2018-09-28 北京卫星环境工程研究所 消减辐射环境模型不确定性对航天器性能评价影响的方法
JP2019215267A (ja) * 2018-06-13 2019-12-19 宮地エンジニアリング株式会社 梁構造物の支点反力算定方法、梁構造物の支点反力管理システム
RU2682523C1 (ru) * 2018-06-21 2019-03-19 Акционерное общество "Научно-исследовательский и проектно-конструкторский институт информатизации, автоматизации и связи на железнодорожном транспорте" Оптическое устройство для контроля заполнения пути
DE202018105484U1 (de) * 2018-09-24 2020-01-02 Robel Bahnbaumaschinen Gmbh Überwachungsvorrichtung zur Überwachung einer temporären Schienenverbindung von zwei Schienenabschnitten einer Schiene und Schienenverbindungssystem mit einer derartigen Überwachungsvorrichtung
EA202100123A1 (ru) 2018-11-26 2021-09-02 Плассер Энд Тойрер Экспорт Фон Банбаумашинен Гезельшафт М.Б.Х. Измерительная конструкция для контроля участка рельсового пути
US10614708B1 (en) * 2019-01-28 2020-04-07 Alstom Transport Technologies Train detection system for a railway track section, associated railway track section, and associated method for detecting presence of a railway vehicle on a track section
FR3093493B1 (fr) * 2019-03-04 2021-04-09 Commissariat Energie Atomique Procédé de détection d’anomalie de matériel roulant exploitant un signal de déformation d’un support de rail
PL3708990T3 (pl) * 2019-03-14 2022-08-01 Thales Management & Services Deutschland Gmbh Zespół czujnika światłowodowego, optyczny układ pomiarowy, urządzenie do liczenia osi, sposób liczenia osi
DE102019204331A1 (de) * 2019-03-28 2020-10-01 Siemens Mobility GmbH Einrichtung und Verfahren zum Detektieren eines sich entlang einer Fahrschiene bewegenden Rades
SI3835729T1 (sl) * 2019-12-12 2022-07-29 Thales Management & Services Deutschland Gmbh Pritrdilni element, senzorska enota s senzorjem in pritrdilnim elementom, senzorska enota in postopek za pritrditev senzorske enote
HUE060298T2 (hu) * 2019-12-12 2023-02-28 Thales Man & Services Deutschland Gmbh Sínérintkezõ elem és leesés-detektáló egység
US12116030B2 (en) * 2020-02-14 2024-10-15 International Electronic Machines Corp. Methods and systems for monitoring a transportation path with acoustic or vibration sensing
KR102351875B1 (ko) * 2020-03-05 2022-01-18 한국철도기술연구원 광학스펙클을 이용한 철도 윤중 측정시스템
CN112097884A (zh) * 2020-06-09 2020-12-18 承德石油高等专科学校 具有柔性放大结构的动态轨道称重光纤光栅压力传感器
CN111751570B (zh) * 2020-06-18 2023-10-27 武汉理工大学 用于磁悬浮列车测速定位的阵列光纤光栅传感系统与方法
CN112284585B (zh) * 2020-10-16 2022-03-08 广州特种机电设备检测研究院 一种基于光纤测试轮压的装置
GB2603205A (en) * 2021-02-02 2022-08-03 Focus Sensors Ltd Ground sensing utlising active sources
CN113335338B (zh) * 2021-06-30 2023-01-20 北京全路通信信号研究设计院集团有限公司 一种计轴用轮轨耦合垂向力检测装置及计轴方法
EP4139630B1 (en) 2021-07-07 2024-11-27 Guralp Vinc Ve Makina Konstruksiyon Sanayi Ve Ticaret Anonim Sirketi Crane rail measuring device
CN114454726B (zh) * 2022-01-06 2024-01-19 北京全路通信信号研究设计院集团有限公司 一种用于磁浮列车的停车定位方法、系统和存储介质
NL2030518B1 (nl) * 2022-01-13 2023-07-25 Dual Inventive Holding B V Werkwijze en systeem voor het meten van spoorspatting van een deel van een spoorrails.
CN114593759A (zh) * 2022-03-10 2022-06-07 蚌埠学院 一种光纤传感器的柔性夹具
AU2023264255A1 (en) 2022-05-04 2024-11-14 Hitachi Rail Gts Deutschland Gmbh Measurement method for detecting a mechanical force acting on an object, and measuring device having a fibre-optic sensor unit

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5726744A (en) * 1994-11-18 1998-03-10 Commissariat A L 'energie Atomique Rosette-type optical microsystem of strain gauges having dielectric guides for measuring a longitudinal strain in a planar structure
JP2000258135A (ja) * 1999-03-09 2000-09-22 Fujikura Ltd 光ファイバセンサ
US20030141440A1 (en) * 2002-01-28 2003-07-31 Ices Co., Ltd. Multi-type fiber bragg grating sensor system
US20070031084A1 (en) * 2005-06-20 2007-02-08 Fibera, Inc. Trafic monitoring system
CN101797928A (zh) * 2010-02-11 2010-08-11 西南交通大学 基于半自由度封装fbg的轨道交通计轴装置
CN102124306A (zh) * 2008-08-20 2011-07-13 株式会社渡边制作所 光纤传感系统

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319435A (en) * 1991-09-04 1994-06-07 Melle Serge M Method and apparatus for measuring the wavelength of spectrally narrow optical signals
NL9201667A (nl) * 1992-09-25 1994-04-18 Nl Spoorwegen Nv Stelsel voor het detecteren van treinen.
US5330136A (en) * 1992-09-25 1994-07-19 Union Switch & Signal Inc. Railway coded track circuit apparatus and method utilizing fiber optic sensing
US5361130A (en) * 1992-11-04 1994-11-01 The United States Of America As Represented By The Secretary Of The Navy Fiber grating-based sensing system with interferometric wavelength-shift detection
US5529267A (en) * 1995-07-21 1996-06-25 Union Switch & Signal Inc. Railway structure hazard predictor
US5713540A (en) * 1996-06-26 1998-02-03 At&T Corp. Method and apparatus for detecting railway activity
US5743495A (en) * 1997-02-12 1998-04-28 General Electric Company System for detecting broken rails and flat wheels in the presence of trains
GB9824756D0 (en) * 1998-11-11 1999-01-06 Europ Economic Community A strain sensor and strain sensing apparatus
EP1128171A1 (de) * 2000-02-22 2001-08-29 Sensor Line Gesellschaft für optoelektronische Sensoren mbH Faseroptischer Belastungssensor zur Detektion von Schienenfahrzeugen
US7119960B1 (en) * 2003-05-06 2006-10-10 Semrock, Inc. Method of making high performance optical edge and laser-line filters and resulting products
US7466879B2 (en) * 2003-05-22 2008-12-16 Nanyang Technological University Fiber optic force sensor for measuring shear force
US7392117B1 (en) * 2003-11-03 2008-06-24 Bilodeau James R Data logging, collection, and analysis techniques
KR20040004263A (ko) * 2003-12-10 2004-01-13 한국유지관리 주식회사 Tdr 및 otdr을 이용한 장대레일의 모니터링 시스템
FR2864202B1 (fr) * 2003-12-22 2006-08-04 Commissariat Energie Atomique Dispositif tubulaire instrumente pour le transport d'un fluide sous pression
JP4216202B2 (ja) * 2004-01-26 2009-01-28 三菱電機株式会社 リブ構造体およびその構造体の製造方法
US7295724B2 (en) * 2004-03-01 2007-11-13 University Of Washington Polymer based distributive waveguide sensor for pressure and shear measurement
EP1582430A1 (en) * 2004-03-29 2005-10-05 The Hong Kong Polytechnic University System and process for monitoring railway tracks
US20060214068A1 (en) * 2005-03-25 2006-09-28 Fibera, Inc. Fiber optic monitor for railroad switch
DE102005030753B4 (de) * 2005-06-29 2018-04-12 Hottinger Baldwin Messtechnik Gmbh Optischer Dehnungsmessstreifen
US20080106745A1 (en) * 2006-08-31 2008-05-08 Haber Todd C Method and apparatus for high frequency optical sensor interrogation
US7379169B1 (en) * 2006-12-08 2008-05-27 General Electric Company System and method for integrated measurement using optical sensors
JP4975519B2 (ja) * 2007-05-14 2012-07-11 株式会社Ｉｈｉ検査計測 回転体の計測装置及び計測方法
EP2056086A1 (de) * 2007-11-05 2009-05-06 Technische Universität München Kraft-Momenten-Sensor
US8932568B2 (en) * 2008-04-04 2015-01-13 Kao Corporation Hair conditioning composition
US7796844B2 (en) * 2008-07-22 2010-09-14 The Hong Kong Polytechnic University Temperature-compensated fibre optic strain gauge
GB2463696A (en) * 2008-09-22 2010-03-24 Vestas Wind Sys As Edge-wise bending insensitive strain sensor system
US8121442B2 (en) * 2008-12-24 2012-02-21 At&T Intellectual Property I, L.P. Optical fiber surveillance topology
US9109883B2 (en) * 2009-05-29 2015-08-18 The Board Of Trustees Of The University Of Illinois High resolution large displacement/crack sensor
JP2011145102A (ja) * 2010-01-12 2011-07-28 Railway Technical Research Institute 光ファイバーセンサーの設置装置
GB2477529A (en) * 2010-02-04 2011-08-10 Vestas Wind Sys As A wind turbine optical wind sensor for determining wind speed and direction
US8714026B2 (en) * 2010-04-09 2014-05-06 Intuitive Surgical Operations, Inc. Strain sensing with optical fiber rosettes
US9201089B2 (en) * 2010-05-11 2015-12-01 Brüel & Kjær Sound & Vibration Measurement A/S Fiber optical accelerometer
US20160047095A1 (en) * 2010-12-17 2016-02-18 Heightened Security, Inc Barrier capping systems and methods of constructing same
JP6091052B2 (ja) * 2011-04-05 2017-03-08 オリンパス株式会社 光学式曲がり測定装置
GB201203273D0 (en) * 2012-02-24 2012-04-11 Qinetiq Ltd Monitoring transport network infrastructure
US9063032B2 (en) * 2012-04-06 2015-06-23 The Boeing Company Signal monitoring system for monitoring strain applied to a composite component
DE102012104877B4 (de) * 2012-06-05 2018-12-27 Technische Universität München Verfahren zur Kompensation von faseroptischen Messsystemen und faseroptisches Messsystem
US9090271B2 (en) * 2012-10-24 2015-07-28 Progress Rail Services Corporation System and method for characterizing dragging equipment
WO2017079986A1 (zh) * 2015-11-14 2017-05-18 北京东方瑞威科技发展股份有限公司 以钢轨作为弹性体的光纤检测装置、铁路超偏载检测系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5726744A (en) * 1994-11-18 1998-03-10 Commissariat A L 'energie Atomique Rosette-type optical microsystem of strain gauges having dielectric guides for measuring a longitudinal strain in a planar structure
JP2000258135A (ja) * 1999-03-09 2000-09-22 Fujikura Ltd 光ファイバセンサ
US20030141440A1 (en) * 2002-01-28 2003-07-31 Ices Co., Ltd. Multi-type fiber bragg grating sensor system
US20070031084A1 (en) * 2005-06-20 2007-02-08 Fibera, Inc. Trafic monitoring system
CN102124306A (zh) * 2008-08-20 2011-07-13 株式会社渡边制作所 光纤传感系统
CN101797928A (zh) * 2010-02-11 2010-08-11 西南交通大学 基于半自由度封装fbg的轨道交通计轴装置

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DK3097397T3 (da) 2019-06-11
ZA201603988B (en) 2017-08-30
IL246484A0 (en) 2016-08-31
CA2937436C (en) 2019-04-09
KR20160108551A (ko) 2016-09-19
RS58826B1 (sr) 2019-07-31
BR112016015605B1 (pt) 2022-03-22
RU2016133991A (ru) 2018-03-02
IL246484B (en) 2020-07-30
EP3376196B1 (de) 2020-11-11
PL3097397T3 (pl) 2019-08-30
PT3376196T (pt) 2020-12-28
SI3376196T1 (sl) 2021-02-26
CA3004835A1 (en) 2015-07-30
WO2015110361A2 (de) 2015-07-30
BR112016015605B8 (pt) 2022-07-05
CA2937436A1 (en) 2015-07-30
AU2018200259B2 (en) 2019-10-31
RS61335B1 (sr) 2021-02-26
ES2720502T3 (es) 2019-07-22
EP3097397B8 (de) 2019-06-12
LT3376196T (lt) 2021-01-11
US20160356661A1 (en) 2016-12-08
MA39167A1 (fr) 2016-11-30
ES2840050T3 (es) 2021-07-06
RU2672772C2 (ru) 2018-11-19
DE102014100653A1 (de) 2015-07-23
RU2016133991A3 (enExample) 2018-03-19
BR112016015605A2 (enExample) 2017-08-08
HUE053200T2 (hu) 2021-06-28
MX2016009424A (es) 2016-09-16
MX361202B (es) 2018-11-30
JP6560238B2 (ja) 2019-08-14
AU2015208343B2 (en) 2017-10-12
CA3004835C (en) 2021-03-16
SI3097397T1 (sl) 2019-05-31
HRP20190929T1 (hr) 2019-07-26
HUE044950T2 (hu) 2019-11-28
HK1226139A1 (zh) 2017-09-22
DK3376196T3 (da) 2021-01-11
AU2018200259A1 (en) 2018-02-01
WO2015110361A3 (de) 2015-10-29
AU2015208343A1 (en) 2016-07-14
EP3376196A1 (de) 2018-09-19
JP2017504030A (ja) 2017-02-02
PL3376196T3 (pl) 2021-04-19
US10444095B2 (en) 2019-10-15
PT3097397T (pt) 2019-06-12
EP3097397B1 (de) 2019-03-13
EP3097397A2 (de) 2016-11-30
CN106414212A (zh) 2017-02-15
MA39167B1 (fr) 2017-07-31
TR201906716T4 (tr) 2019-05-21
KR102001291B1 (ko) 2019-07-17
DE102014100653B4 (de) 2016-01-21
US20230408351A1 (en) 2023-12-21
HRP20210173T1 (hr) 2021-04-02

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