PL2105609T3 - Połączenie kołnierzowe dla segmentów łopaty turbiny wiatrowej z tensometrem umieszczonym na śrubach - Google Patents
Połączenie kołnierzowe dla segmentów łopaty turbiny wiatrowej z tensometrem umieszczonym na śrubachInfo
- Publication number
- PL2105609T3 PL2105609T3 PL08015978T PL08015978T PL2105609T3 PL 2105609 T3 PL2105609 T3 PL 2105609T3 PL 08015978 T PL08015978 T PL 08015978T PL 08015978 T PL08015978 T PL 08015978T PL 2105609 T3 PL2105609 T3 PL 2105609T3
- Authority
- PL
- Poland
- Prior art keywords
- bolts
- wind turbine
- load sensor
- flange joint
- blade sections
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0675—Rotors characterised by their construction elements of the blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
- F16B31/02—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load
- F16B31/028—Screwed connections specially modified in view of tensile load; Break-bolts for indicating the attainment of a particular tensile load or limiting tensile load with a load-indicating washer or washer assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05B2240/302—Segmented or sectional blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/30—Retaining components in desired mutual position
- F05B2260/301—Retaining bolts or nuts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/80—Diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/10—Purpose of the control system
- F05B2270/20—Purpose of the control system to optimise the performance of a machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/331—Mechanical loads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
- F05B2270/808—Strain gauges; Load cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Wind Motors (AREA)
- Hydraulic Turbines (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Component Parts Of Construction Machinery (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES200702442A ES2337645B1 (es) | 2007-09-14 | 2007-09-14 | Union de pala sensorizada. |
| EP08015978.3A EP2105609B1 (en) | 2007-09-14 | 2008-09-10 | Flange joint for blade sections of a wind turbine with load sensor on the bolts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2105609T3 true PL2105609T3 (pl) | 2017-10-31 |
Family
ID=40588239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL08015978T PL2105609T3 (pl) | 2007-09-14 | 2008-09-10 | Połączenie kołnierzowe dla segmentów łopaty turbiny wiatrowej z tensometrem umieszczonym na śrubach |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20090116962A1 (pl) |
| EP (1) | EP2105609B1 (pl) |
| CN (1) | CN101457739B (pl) |
| ES (2) | ES2337645B1 (pl) |
| PL (1) | PL2105609T3 (pl) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9765756B2 (en) * | 2008-05-07 | 2017-09-19 | Vestas Wind Systems A/S | Sectional blade |
| US20110158788A1 (en) * | 2008-08-31 | 2011-06-30 | Vestas Wind Systems A/S | A sectional blade |
| FR2948154B1 (fr) * | 2009-07-16 | 2011-09-16 | Astrium Sas | Dispositif d'assemblage de troncons de pales d'eoliennes et procede de liaison de troncons de pales d'eoliennes |
| US20100135796A1 (en) * | 2009-12-01 | 2010-06-03 | Venkateswara Rao Kavala | Monitoring joint efficiency in wind turbine rotor blades |
| WO2011067323A2 (en) * | 2009-12-02 | 2011-06-09 | Vestas Wind Systems A/S | Sectional wind turbine blade |
| EP2354543B1 (en) * | 2010-01-29 | 2015-10-28 | Siemens Aktiengesellschaft | Method of attaching a load sensor to a surface of a rotor blade and rotor blade |
| DE102010040596A1 (de) * | 2010-09-10 | 2012-03-15 | Aloys Wobben | Abnehmbare Rotorblattspitze |
| JP4939640B2 (ja) | 2010-10-22 | 2012-05-30 | 三菱重工業株式会社 | 風車回転翼 |
| ES2392523B2 (es) | 2011-05-13 | 2013-05-16 | Investigaciones Y Desarrollos Eólicos, S.L. | Sistema de unión de tramos componentes de palas de aerogenerador. |
| CN102269117B (zh) * | 2011-07-05 | 2013-09-18 | 浙江运达风电股份有限公司 | 风电机组桨叶及风电机组 |
| CN102269126B (zh) * | 2011-07-14 | 2013-07-03 | 江苏新誉重工科技有限公司 | 一种电动变桨距控制系统 |
| US8454311B2 (en) * | 2011-09-29 | 2013-06-04 | General Electric Company | Wind turbine blade edge monitoring system |
| US8591187B2 (en) | 2011-12-06 | 2013-11-26 | General Electric Company | System and method for detecting loads transmitted through a blade root of a wind turbine rotor blade |
| US8430632B2 (en) | 2011-12-22 | 2013-04-30 | General Electric Company | System and method for pitching a rotor blade in a wind turbine |
| ES2425026B1 (es) * | 2012-04-03 | 2014-12-05 | Gamesa Innovation & Technology, S.L. | Método de fabricación de un componente de una pala partida de un aerogenerador |
| US20140119914A1 (en) * | 2012-11-01 | 2014-05-01 | General Electric Company | Load control system and method |
| US9297357B2 (en) | 2013-04-04 | 2016-03-29 | General Electric Company | Blade insert for a wind turbine rotor blade |
| US9506452B2 (en) | 2013-08-28 | 2016-11-29 | General Electric Company | Method for installing a shear web insert within a segmented rotor blade assembly |
| US9606234B2 (en) | 2013-10-18 | 2017-03-28 | Tramontane Technologies, Inc. | Amplified optical circuit |
| EP2930350B1 (en) * | 2014-04-11 | 2018-02-14 | Siemens Aktiengesellschaft | Segmented rotor blade with a bolt connection |
| DE102014218518A1 (de) * | 2014-09-16 | 2016-03-17 | Dr. Johannes Heidenhain Gmbh | Vorrichtung zur Erfassung von Verformungen eines Rotorblatts und Verfahren zur Montage einer derartigen Vorrichtung |
| CN104747372A (zh) * | 2015-04-20 | 2015-07-01 | 常州易驱动电气科技有限公司 | 一种电动柔性变桨控制系统 |
| DE102016112633A1 (de) * | 2016-07-11 | 2018-01-11 | Wobben Properties Gmbh | Torsionswinkelmessung eines Rotorblatts |
| US10495058B2 (en) | 2017-02-21 | 2019-12-03 | General Electric Company | Joint assembly for rotor blade segments of a wind turbine |
| CN109681391B (zh) * | 2017-10-18 | 2020-09-11 | 中车株洲电力机车研究所有限公司 | 一种叶根螺栓断裂故障检测方法及介质 |
| US10961982B2 (en) | 2017-11-07 | 2021-03-30 | General Electric Company | Method of joining blade sections using thermoplastics |
| DE102017222444A1 (de) * | 2017-12-12 | 2019-06-13 | Robert Bosch Gmbh | Batteriemodul, Verfahren zum Betrieb desselben und dessen Verwendung |
| CN108590984B (zh) * | 2018-04-04 | 2020-05-26 | 浙江运达风电股份有限公司 | 一种风力发电机组叶片载荷监控方法及装置 |
| US11719222B2 (en) | 2018-08-03 | 2023-08-08 | General Electric Company | Method of joining wind turbine rotor blade segments via structural members |
| US10830207B2 (en) | 2018-08-28 | 2020-11-10 | General Electric Company | Spar configuration for jointed wind turbine rotor blades |
| DK3870834T3 (da) | 2018-10-25 | 2024-09-30 | Lm Wind Power As | Bjælkeflangekonstruktion til en sammenføjet vindmøllevinge |
| MX2021004796A (es) | 2018-10-31 | 2021-05-27 | Gen Electric | Aspa de rotor de turbina eolica de union que posee diversas combinaciones de materiales a lo largo de su envergadura para refuerzo de pasadores. |
| DK3874141T3 (da) | 2018-11-01 | 2025-08-25 | General Electric Renovables Espana Sl | Spændviddeforlængende stift til forbinding af rotorvingesegmenter |
| JP7214859B2 (ja) | 2018-11-01 | 2023-01-30 | ゼネラル・エレクトリック・カンパニイ | ジョイントされたロータブレードのためのコンプライアント構造体 |
| AU2018448000A1 (en) | 2018-11-01 | 2021-05-27 | General Electric Renovables España, S.L. | Wind turbine jointed rotor blade having a hollow chord-wise extending pin |
| US11802542B2 (en) | 2018-11-01 | 2023-10-31 | General Electric Company | Method for installing and retaining a bushing in a bearing block of a rotor blade joint |
| CN113286696A (zh) | 2018-11-01 | 2021-08-20 | 通用电气公司 | 用于减小梁结构与分节段式转子叶片的叶片壳之间的结合间隙的间隔物材料 |
| WO2020091783A1 (en) | 2018-11-01 | 2020-05-07 | General Electric Company | Scarf connection for a wind turbine rotor blade |
| CA3121890A1 (en) | 2018-12-11 | 2020-06-18 | Louis Rondeau | Method for manufacturing a hollow composite structure, particularly a spar beam for a wind turbine rotor blade, and an associated mandrel |
| EP3894191B1 (en) | 2018-12-11 | 2023-06-28 | General Electric Company | Method for manufacturing blade components for wind turbine rotor blades |
| WO2020122866A1 (en) | 2018-12-11 | 2020-06-18 | General Electric Company | Beam structure for a segmented rotor blade having a transitioning shape |
| WO2020122867A1 (en) | 2018-12-11 | 2020-06-18 | General Electric Company | Method for manufacturing a structural component of a blade segment for a rotor blade of a wind turbine |
| WO2020122865A1 (en) | 2018-12-11 | 2020-06-18 | General Electric Company | Method for manufacturing a structural component of a blade segment for a rotor blade of a wind turbine |
| EP3894691B1 (en) | 2018-12-13 | 2025-02-12 | General Electric Renovables España, S.L. | Jointed rotor blade having a chord-wise extending pin supported via one or more structural members |
| EP3670902A1 (en) * | 2018-12-19 | 2020-06-24 | Siemens Gamesa Renewable Energy A/S | Wind turbine comprising at least one attachment arrangement |
| CN113167217B (zh) | 2018-12-19 | 2024-06-07 | Lm风力发电公司 | 具有带有用于销增强的不同的纤维取向的内部支承结构的连结式转子叶片 |
| US11795907B2 (en) | 2018-12-20 | 2023-10-24 | General Electric Company | Jointed wind turbine rotor blade having spar cap constructed of varying forms of materials along its span |
| EP3899243B1 (en) | 2018-12-20 | 2024-04-10 | LM Wind Power A/S | Rotor blade segments secured together via internal support structures that define a variable size gap therebetween |
| MX2021010507A (es) | 2019-03-01 | 2021-10-13 | Gen Electric | Aspa de rotor de turbina eolica unida con bujes de perno extensibles para cuerdas del aspa diseñadas para minimizar la separacion de las cuerdas del aspa. |
| WO2022042809A1 (en) * | 2020-08-28 | 2022-03-03 | Vestas Wind Systems A/S | A connection joint for a split wind turbine blade |
| GB202013647D0 (en) | 2020-08-31 | 2020-10-14 | Lm Wind Power As | Jointed wind turbine blade having improved transitions between varying material combinations |
| GB202020710D0 (en) | 2020-12-30 | 2021-02-10 | Gen Electric | Method of joining segments of a composite component |
| EP4036400B1 (en) * | 2021-01-27 | 2024-01-10 | Nordex Energy SE & Co. KG | Wind turbine rotor blade |
| EP4497582A1 (en) | 2023-07-28 | 2025-01-29 | Siemens Gamesa Renewable Energy A/S | Method for manufacturing a wind turbine blade and wind turbine blade |
| EP4497581A1 (en) | 2023-07-28 | 2025-01-29 | Siemens Gamesa Renewable Energy A/S | Method for manufacturing a wind turbine blade and wind turbine blade |
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| US4292835A (en) * | 1980-02-25 | 1981-10-06 | Raymond Engineering, Inc. | Calibration apparatus and method for strain measuring instruments |
| US4899591A (en) * | 1987-09-11 | 1990-02-13 | Sps Technologies, Inc. | Ultrasonic load indicating member, apparatus and method |
| GB2298624A (en) * | 1995-03-04 | 1996-09-11 | Nigel Howard Mckrill | Light controlled helicopter rotor blade |
| US6354152B1 (en) * | 1996-05-08 | 2002-03-12 | Edward Charles Herlik | Method and system to measure dynamic loads or stresses in aircraft, machines, and structures |
| DK58998A (da) * | 1998-04-30 | 1999-10-31 | Lm Glasfiber As | Vindmølle |
| DE69919910T2 (de) | 1999-11-03 | 2005-09-08 | Vestas Wind Systems A/S | Methode zur regelung einer windkraftanlage sowie entsprechende windkraftanlage |
| JP2004011616A (ja) * | 2002-06-11 | 2004-01-15 | Shin Meiwa Ind Co Ltd | 風力発電機の風車ブレード構造 |
| US7160083B2 (en) * | 2003-02-03 | 2007-01-09 | General Electric Company | Method and apparatus for wind turbine rotor load control |
| US7004724B2 (en) | 2003-02-03 | 2006-02-28 | General Electric Company | Method and apparatus for wind turbine rotor load control based on shaft radial displacement |
| DK200300670A (da) * | 2003-05-05 | 2004-11-06 | Lm Glasfiber As | Vindmölleving med opdriftsregulerende organer |
| EP1584817A1 (en) * | 2004-04-07 | 2005-10-12 | Gamesa Eolica, S.A. (Sociedad Unipersonal) | Wind turbine blade |
| US7086834B2 (en) * | 2004-06-10 | 2006-08-08 | General Electric Company | Methods and apparatus for rotor blade ice detection |
| DK176176B1 (da) * | 2004-11-24 | 2006-11-27 | Siemens Wind Power As | Fremgangsmåde og samlestykke til samling af en vinge, fortrinsvis vindmöllevinge, i sektioner |
| ES2265760B1 (es) * | 2005-03-31 | 2008-01-16 | GAMESA INNOVATION & TECHNOLOGY, S.L. | Pala para generadores eolicos. |
| US20070193361A1 (en) * | 2006-02-20 | 2007-08-23 | Davie/Coffee Technologies, LLC | Compressive load sensor by capacitive measurement |
| DE102006036157B4 (de) * | 2006-08-01 | 2016-09-15 | Senvion Gmbh | Kalibrierverfahren |
| EP1911968A1 (en) * | 2006-10-10 | 2008-04-16 | Ecotecnia Energias Renovables S.L. | Control system for a wind turbine and method of controlling said wind turbine |
-
2007
- 2007-09-14 ES ES200702442A patent/ES2337645B1/es not_active Expired - Fee Related
-
2008
- 2008-08-28 US US12/199,816 patent/US20090116962A1/en not_active Abandoned
- 2008-09-08 CN CN2008102156184A patent/CN101457739B/zh active Active
- 2008-09-10 PL PL08015978T patent/PL2105609T3/pl unknown
- 2008-09-10 ES ES08015978.3T patent/ES2633414T3/es active Active
- 2008-09-10 EP EP08015978.3A patent/EP2105609B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2633414T3 (es) | 2017-09-21 |
| ES2337645A1 (es) | 2010-04-27 |
| CN101457739A (zh) | 2009-06-17 |
| US20090116962A1 (en) | 2009-05-07 |
| ES2337645B1 (es) | 2011-03-11 |
| CN101457739B (zh) | 2012-12-12 |
| EP2105609B1 (en) | 2017-05-03 |
| EP2105609A2 (en) | 2009-09-30 |
| EP2105609A3 (en) | 2015-03-04 |
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