WO2013127956A1 - Tissu multiple pour vêtement de protection contre les dangers thermiques d'un arc électrique lors de travaux sous tension - Google Patents

Tissu multiple pour vêtement de protection contre les dangers thermiques d'un arc électrique lors de travaux sous tension Download PDF

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Publication number
WO2013127956A1
WO2013127956A1 PCT/EP2013/054096 EP2013054096W WO2013127956A1 WO 2013127956 A1 WO2013127956 A1 WO 2013127956A1 EP 2013054096 W EP2013054096 W EP 2013054096W WO 2013127956 A1 WO2013127956 A1 WO 2013127956A1
Authority
WO
WIPO (PCT)
Prior art keywords
fabric
fibers
warp
yarns
woven fabric
Prior art date
Application number
PCT/EP2013/054096
Other languages
German (de)
English (en)
Inventor
Cornelia JÄGER
Original Assignee
Rofa-Bekleidungswerk Gmbh & Co. Kg
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 Rofa-Bekleidungswerk Gmbh & Co. Kg filed Critical Rofa-Bekleidungswerk Gmbh & Co. Kg
Priority to EP13708760.7A priority Critical patent/EP2820178A1/fr
Publication of WO2013127956A1 publication Critical patent/WO2013127956A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D1/00—Woven fabrics designed to make specified articles
    • D03D1/0035—Protective fabrics
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
    • D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
    • D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
    • D03D15/275—Carbon fibres
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
    • D03D15/283—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
    • D03D15/513—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads heat-resistant or fireproof
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
    • D10B2201/20—Cellulose-derived artificial fibres
    • D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
    • D10B2201/24—Viscose
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00—Physical properties
    • D10B2401/16—Physical properties antistatic; conductive
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2501/00—Wearing apparel
    • D10B2501/04—Outerwear; Protective garments

Definitions

  • the present invention relates to a textile fabric, suitable as a protective clothing for work under tension with thermal hazards by electric arc, which complies with the standards IEC 61482-1-1: 2009 and / or IEC 61482-1-2: 2007 7 kA and / or DIN EN ISO 11611: 2008 class 2 met.
  • the fabric comprises a first fabric and a second fabric joined to the first fabric, the warp and / or weft yarns of which comprise aramid yarn, yarn or filament yarn or yarn of mixed fibers containing polybenzimidazole fibers, polyamide-imide fibers and / or aramid fibers.
  • the invention further relates to a garment for working under tension with thermal hazards and / or flying sparks and the use of a textile fabric according to the invention as a fabric for a protective clothing for working under tension with thermal hazards caused by arcing and / or dangers by flying sparks.
  • a process for the production of such a fabric is provided by the invention.
  • Arcs are one of the deadliest and least noticed dangers of using electricity. When working under voltage on electrical systems and equipment, arcing faults may occur.
  • the appropriate protective clothing should meet the highest requirement of the standard IEC 61482-1-2: 2007 Class 2 7 kA.
  • the most frequently used fabrics for such protective clothing are made of aramid fibers, flame-retardant modified fibers or flame-retardant fibers and can additionally be made flame-resistant or combined with other flame-retardant materials.
  • EP 2 OSO 348 AI discloses a multi-layered fabric for use as a protective clothing against arc fault, which complies with the standard IEC 61482-1: 2007-01 / ENV 50354: 2001 Class 2 7 kA, the fabric being at least two, linear interconnected, separate layers whose warp and weft yarns comprise aramid yarns or aramid yarns or aramid filament yarns or mixed fiber yarns containing polybenzimidazole fibers, polyamidinide fibers and / or aramid fibers.
  • the fabric has a basis weight of less than 480 g / m 2 , and the layers are joined together by a single-stitched or single-stitched knit or single-stitched knit, with no continuous connecting lines between the layers.
  • the outer layer acts on heat as a sacrificial layer, which absorbs the heat energy and converts as carbonization, and the inner layer forms a cushion structure, which has an insulating effect by the swelling.
  • DE 20 2007 014674 U1 is concerned with a multi-layered textile fabric for use as a protective clothing against electric arc, which complies with the standard IEC 61482-1: 2007-01 / ENV 50354: 2001 Class 1 4 kA, the fabric being at least two, punctiform and / or linear and / or planar interconnected, separate layers whose warp and weft include aramid yarns or aramid twines or aramid filament yarns or yarns of mixed fibers containing polybenzimidazole fibers and / or polyamide-imide fibers and / or aramid fibers ,
  • the fabric has a basis weight of less than 260 g / m 2 and the layers are joined together by a special double-face weave or a special double-face knit or a special double-face knit, with no continuous bond lines between the layers consist.
  • EP 1 939 339 A1 and WO 2002/020887 A2 for publications in the field of protective textiles.
  • Protective clothing is worn only when it is perceived by the wearer as comfortable. In addition, it is easy to form a weak point in the connecting lines between the upper and lower layer of multilayer textile structures after heat / flame exposure, which then easily breaks up.
  • the present invention has the object to provide a material for protective clothing for arc protection, which is easy to manufacture and which avoids the disadvantages of the prior art, in particular with regard to the vulnerability in multi-layer fabrics
  • a textile fabric suitable as a material for a protective clothing for working under tension with thermal hazards caused by electric arc, which complies with the standards IEC 61482-1-1: 2009 and / or IEC 61482-1-2: 2007 7 kA and / or DIN EN ISO 11611: 2008 class 2,
  • the sheet comprising a first fabric and a second fabric joined to the first fabric, the warp and / or weft yarns of which are aramid yarns or aramid yarns or Ararmd filament yarns or yarns blended fibers comprising polybenzimidazole fibers, polyamide-imide fibers and / or aramid fibers
  • the fabric having a basis weight of ⁇ 480 g / m 2 with at least a portion of the warp stretches of the first fabric facing the second fabric and bonds of the first fabric represent the second tissue and wherein these connections are not arranged adjacent to each other.
  • the textile fabric according to the invention has the advantage that there are no separate layers connected to one another in a linear manner, so that the formation of weak points which result in a slight breakage between the first fabric and the second fabric (for example between the upper and lower fabric layers) is avoided become. There is no pillow structure formed, so that a comfortable textile feel and a clothing-typical appearance can be achieved.
  • the textile fabric according to the invention may be a multi-layered fabric, preferably a double fabric.
  • a double fabric can also be described as a double fabric with a fixed connection.
  • the first fabric is a lower fabric and the second fabric is an upper fabric.
  • the lower tissue is that tissue which is closer to the person or object to be protected. Accordingly, the upper fabric continues to be away from the person or object.
  • the basis weight is 470 g / m 2 , more preferably 418 g / m 2 to 462 g / m 2 , particularly preferably 427 g / m 2 to 453 g / m 2 .
  • the basis weight can be determined by the standard EN 12127: 1997.
  • aramid refers to a polyamide in which at least 85% of the amide groups are bonded directly to two aromatic rings. Examples are meta-aramides (trade names Teijinconex® and Nomex®) and para-aramides (trade names Twaron® and Kevlar®).
  • the fact that the bonds of the first fabric to the second fabric are not adjacent to each other means that those warp thread bumps of the first fabric which face the second fabric and bonds of the first fabric to the second fabric are not in the fabric according to the invention (also not in diagonal direction) contact.
  • the first fabric are adjacent (also in the diagonal direction) to the Kettfadenhebept that represent the connections, always warp bumps and / or - subsidence, which are only part of the first or second tissue and therefore are no connections to the second tissue.
  • the present invention further relates to a garment for work under tension with thermal hazards by arc and / or work in the presence of released sparks, comprising a fabric according to the invention.
  • Another aspect of the present invention is the use of a textile fabric according to the invention as a substance for a) a protective clothing for work under tension with thermal hazards by electric arc, which the standards IEC 61482-1-1: 2009 and / or IEC 61482-1-2 : 2007 7 kA and / or DIN EN ISO 11611: 2008 Class 2 met; and / or b) protective clothing for work in the presence of released sparks.
  • Conceivable for example, is the use for welder protective clothing or for protective clothing when working with angle grinders ("flexes"), which frequently cause flying sparks, in particular metal sparks.
  • an object of the present invention is a process for preparing a fabric according to the invention, comprising the step of weaving a first and a second fabric into a multi-ply fabric, at least a portion of the warp strands of the first fabric facing the second fabric and bonds of the first fabric Represent tissue to the second tissue and wherein these connections are not arranged adjacent to each other.
  • the textile fabric according to the invention can be produced by scarfing the warp of the first and second fabric on at least one warp beam.
  • a warp beam is used, especially when the first fabric and the second fabric are constructed of the same material.
  • At least one of the warp and / or weft threads furthermore comprises electrically conductive fibers and / or particles.
  • These materials impart antistatic properties to the fabric.
  • these are Leitruß, carbon fibers or carbon nanotubes (CNTs).
  • the content of these electrically conductive fibers and / or particles may range from ⁇ 5% by weight, preferably 1 1% by weight to ⁇ 3% by weight, based on the total weight of the thread.
  • the first fabric is in satin weave and the second fabric is in twill weave.
  • the advantage of this combination of bonds is that substantially equal warp floats (or warp elevations) are created in the first fabric and the second fabric. This has the same warp tension and thus an optimal weaving process result.
  • the long chain hoops allow high weft densities, so that a dense fabric is achieved
  • the first fabric is in satin weave 1/5 and the second fabric in twill weave 2/1 before.
  • the repeat of the composite of the first fabric and the second fabric is described by the following patronization:
  • warp threads 2, 4, 6, 8, 10 and 12 and the weft threads 1, 3, 5, 7, 9, and 11 are associated with the first fabric and the warp threads 1, 3, 5, 7, 9 and 11 and Weft threads 2, 4, 6, 8, 10 and 12 are associated with the second fabric and wherein "++" stand for a connection between upper and lower fabric, "/" for a warp and "-" for a chain reduction.
  • the aramid yarns or threads or filament yarns further comprise fibers selected from the group consisting of polyamide-imide fibers, poly (m-phenylene isophthalamide) fibers, poly (p-phenylene terephthalamide), Fibers, flame retardant modified fibers, flame retardant treated fibers or mixtures thereof. This makes it possible, among other things, to improve the wearing comfort of the textile.
  • the warp and / or weft threads in the first and / or second fabric furthermore contain yarns and / or fibers which are selected from the group consisting of non-flame-retardant viscose fibers, cotton fibers and / or polyester fibers. Fibers and / or filaments or yarns of these fibers or mixtures thereof.
  • the warp and / or weft threads comprise aramid yarns or twines or filament yarns comprising:
  • the fabric is a double fabric and every second, fourth, fifth or further warp yarn of the first fabric represents a connection of the first fabric to the second fabric.
  • no cushion structure is formed by the position of the connections of the first fabric to the second fabric.
  • a "cushion structure” occurs when the bonds substantially enclose a portion of the upper or lower fabric, as seen, for example, in Figure 3 of EP 2 050 348 A1.
  • the bonds have a pitch number (DIN ISO 9354) of 2 2.
  • the pitch number may be 2, 3, 4.5, 6, etc.
  • a slope number of ⁇ 2 also means that there are no negative slope numbers and that cross-shaped patterns like pillow structures are formed. This way it forms at one Double tissue with upper and lower tissue also a homogeneous distribution of the connections, which increases the comfort.
  • FIG. 1 a binding cartridge for producing a double tissue according to the invention
  • FIG. FIG. 2 shows the binding cartridge of FIG. 1 isolated binding for the upper tissue
  • FIG. FIG. 3 shows the binding cartridge of FIG. 1 isolated binding for the lower tissue
  • FIG. FIG. 4 shows the binding cartridge of FIG. 1 isolated binding for the connections
  • FIG. 5 shows a 2x2 repeat of the binding cartridge of FIG. 1
  • FIG. 1 shows a binding cartridge for producing a double tissue according to the invention.
  • the patronization corresponds to the patronization according to the above-described embodiment with the tabular overview of warp and weft threads. Shown are connections 1 between the upper and lower fabric, Ketthebept 2 and Kettsenkungen 3. It can be seen that the links 1 are not arranged adjacent to each other.
  • FIG. FIG. 2 shows the binding cartridge of FIG. 1 isolated binding for the upper tissue. The odd numbered warp yarns and the even numbered weft yarns are associated with the upper fabric. The remaining warp and weft threads were removed. In the right part of FIG. 2 shows the bond pattern obtained from the removal of the remaining warp and weft threads without gaps. One recognizes a twill weave 2/1 for the upper fabric.
  • FIG. FIG. 3 shows the binding cartridge of FIG. 1 isolated binding for the lower tissue.
  • the even numbered warp yarns and the odd numbered weft yarns are associated with the lower fabric.
  • the remaining warp and weft yarns have been removed.
  • FIG. 3 shows the bond pattern obtained from the removal of the remaining warp and weft threads without gaps.
  • FIG. 4 shows the binding cartridge of FIG. 1 isolated bond for the connections 1 in the same way as for FIG. 2 and FIG. Third
  • FIG. 5 shows FIG. 5 a 2x2 repetition of this binding cartridge.
  • Example The present invention is further characterized by, but not limited to, the following example.
  • FIG. 1 An inventive double fabric with a patronization according to FIG. 1 (upper fabric twill weave 2/1, bottom weave satin weave 1/5) was examined by an accredited testing laboratory.
  • the material used for the upper and lower fabrics was Nomex® with Flurocarbon finish (98% aramid / 2% antistatic fiber).
  • a fabric test was performed according to EN 61482-1-2: 2007 in conjunction with IEC 61482-2 / FDIS: 2009.
  • Pretreatment 5 washes at 60 ° C according to EN ISO 6330 + A1: 2009, method 2A + E

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Woven Fabrics (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Abstract

L'invention concerne une structure textile plane utilisable comme étoffe pour un vêtement de protection contre les arcs électriques parasites conforme aux normes CEI 61482-1-1:2009 et/ou CEI 61482-1-2:2007 7 kA et/ou DIN EN ISO 11611:2008 classe 2. La structure plane comprend un premier tissu et un second tissu relié au premier dont les fils de chaîne et/ou de trame comprennent des fils, tresses ou fils continus en aramide ou des fils de mélanges de fibres contenant des fibres de polybenzimidazole, des fibres de polyamide-imide et/ou des fibres d'aramide. La structure textile plane présente un grammage inférieur à 480 g/m2, au moins une partie des levées de chaîne du premier tissu est orientée vers le second tissu et représente des nouages (1) du premier tissu avec le second tissu et ces nouages (1) ne sont pas disposés de manière adjacente les uns à côté des autres. L'invention concerne en outre un vêtement de protection contre les risques thermiques et/ou les projections d'étincelles lors de travaux sous tension, ainsi que l'utilisation d'une structure textile plane selon l'invention comme étoffe pour un vêtement de protection contre les dangers thermiques des arcs électriques et/ou des projections d'étincelles lors de travaux sous tension.
PCT/EP2013/054096 2012-03-01 2013-02-28 Tissu multiple pour vêtement de protection contre les dangers thermiques d'un arc électrique lors de travaux sous tension WO2013127956A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13708760.7A EP2820178A1 (fr) 2012-03-01 2013-02-28 Tissu multiple pour vêtement de protection contre les dangers thermiques d'un arc électrique lors de travaux sous tension

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012101708A DE102012101708A1 (de) 2012-03-01 2012-03-01 Mehrfachgewebe für Schutzkleidung bei Arbeiten unter Spannung mit thermischen Gefahren durch Lichtbogen
DE102012101708.5 2012-03-01

Publications (1)

Publication Number Publication Date
WO2013127956A1 true WO2013127956A1 (fr) 2013-09-06

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ID=47845979

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/054096 WO2013127956A1 (fr) 2012-03-01 2013-02-28 Tissu multiple pour vêtement de protection contre les dangers thermiques d'un arc électrique lors de travaux sous tension

Country Status (3)

Country Link
EP (1) EP2820178A1 (fr)
DE (1) DE102012101708A1 (fr)
WO (1) WO2013127956A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023009081A1 (fr) * 2021-07-28 2023-02-02 Veri̇tas Teksti̇l Konfeksi̇yon Pazarlama Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ Glissement de chaîne de tissu à huit brins

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018204601A1 (de) * 2018-03-27 2019-10-02 Theodolf Fritsche Gmbh & Co. Kg Textiles Flächengebilde

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002020887A2 (fr) 2000-09-07 2002-03-14 A W Hainsworth & Sons Ltd Matiere textile resistant au feu
JP2003244811A (ja) * 2002-02-18 2003-08-29 Tooyo:Kk アーク対応難燃衣
US20040266293A1 (en) * 2001-11-07 2004-12-30 Laurent Thiriot Sheet of complex, multi-layer material which can be used to produce protective clothing, particularly for fire fighters
DE202007014673U1 (de) * 2007-10-19 2007-12-13 Theodolf Fritsche Gmbh & Co. Kg Stoff für Schutzbekleidung gegen Störlichtbogen
DE202007014674U1 (de) 2007-10-19 2007-12-13 Theodolf Fritsche Gmbh & Co. Kg Stoff für Flammschutzbekleidung
US20080095998A1 (en) * 2004-12-20 2008-04-24 Kermel Multilayer Material for Heat Protective Garments
EP1939339A1 (fr) 2005-08-09 2008-07-02 Teijin Techno Products Limited Étoffe tissée à deux couches et vêtement de protection anti-chaleur comprenant ladite étoffe
GB2478855A (en) * 2010-03-19 2011-09-21 Toray Textiles Europ Ltd Heat resistant fabric

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060046022A1 (en) * 2004-08-27 2006-03-02 Yves Bader Thermally-resistant composite fabric sheet

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002020887A2 (fr) 2000-09-07 2002-03-14 A W Hainsworth & Sons Ltd Matiere textile resistant au feu
US20040266293A1 (en) * 2001-11-07 2004-12-30 Laurent Thiriot Sheet of complex, multi-layer material which can be used to produce protective clothing, particularly for fire fighters
JP2003244811A (ja) * 2002-02-18 2003-08-29 Tooyo:Kk アーク対応難燃衣
US20080095998A1 (en) * 2004-12-20 2008-04-24 Kermel Multilayer Material for Heat Protective Garments
EP1939339A1 (fr) 2005-08-09 2008-07-02 Teijin Techno Products Limited Étoffe tissée à deux couches et vêtement de protection anti-chaleur comprenant ladite étoffe
DE202007014673U1 (de) * 2007-10-19 2007-12-13 Theodolf Fritsche Gmbh & Co. Kg Stoff für Schutzbekleidung gegen Störlichtbogen
DE202007014674U1 (de) 2007-10-19 2007-12-13 Theodolf Fritsche Gmbh & Co. Kg Stoff für Flammschutzbekleidung
EP2050348A1 (fr) 2007-10-19 2009-04-22 Theodolf Fritsche GmbH & Co. KG Étoffe pour vêtement de protection contre les arcs électriques
GB2478855A (en) * 2010-03-19 2011-09-21 Toray Textiles Europ Ltd Heat resistant fabric

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023009081A1 (fr) * 2021-07-28 2023-02-02 Veri̇tas Teksti̇l Konfeksi̇yon Pazarlama Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ Glissement de chaîne de tissu à huit brins

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Publication number Publication date
DE102012101708A1 (de) 2013-09-05
EP2820178A1 (fr) 2015-01-07

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