DE60212507D1 - Verfahren zur Herstellung eines Formkörpers aus Gummi - Google Patents

Verfahren zur Herstellung eines Formkörpers aus Gummi

Info

Publication number
DE60212507D1
DE60212507D1 DE60212507T DE60212507T DE60212507D1 DE 60212507 D1 DE60212507 D1 DE 60212507D1 DE 60212507 T DE60212507 T DE 60212507T DE 60212507 T DE60212507 T DE 60212507T DE 60212507 D1 DE60212507 D1 DE 60212507D1
Authority
DE
Germany
Prior art keywords
producing
rubber body
molded rubber
molded
rubber
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.)
Expired - Lifetime
Application number
DE60212507T
Other languages
English (en)
Other versions
DE60212507T2 (de
Inventor
Yuichiro Ogawa
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.)
Bridgestone Corp
Original Assignee
Bridgestone Corp
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 Bridgestone Corp filed Critical Bridgestone Corp
Publication of DE60212507D1 publication Critical patent/DE60212507D1/de
Application granted granted Critical
Publication of DE60212507T2 publication Critical patent/DE60212507T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/30—Applying the layers; Guiding or stretching the layers during application
    • B29D30/3028—Applying the layers; Guiding or stretching the layers during application by feeding a continuous band and winding it helically, i.e. the band is fed while being advanced along the drum axis, to form an annular element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/266—Means for allowing relative movements between the apparatus parts, e.g. for twisting the extruded article or for moving the die along a surface to be coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37—Gear pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/387—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a gear pump
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/16—Applying the layers; Guiding or stretching the layers during application
    • B29D30/1621—Applying the layers; Guiding or stretching the layers during application by feeding a continuous band and winding it spirally, i.e. the band is fed without relative movement along the core axis, to form an annular element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/16—Applying the layers; Guiding or stretching the layers during application
    • B29D30/1628—Applying the layers; Guiding or stretching the layers during application by feeding a continuous band and winding it helically, i.e. the band is fed while being advanced along the core axis, to form an annular element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/30—Applying the layers; Guiding or stretching the layers during application
    • B29D30/3007—Applying the layers; Guiding or stretching the layers during application by feeding a sheet perpendicular to the drum axis and joining the ends to form an annular element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/16—Applying the layers; Guiding or stretching the layers during application
    • B29D2030/1664—Details, accessories or auxiliary operations not provided for in the other subgroups of B29D30/00
    • B29D2030/1678—Details, accessories or auxiliary operations not provided for in the other subgroups of B29D30/00 the layers being applied being substantially continuous, i.e. not being cut before the application step

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Tyre Moulding (AREA)
DE60212507T 2001-07-25 2002-07-23 Verfahren zur Herstellung eines Formkörpers aus Gummi Expired - Lifetime DE60212507T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001224049A JP4637412B2 (ja) 2001-07-25 2001-07-25 ゴム成型体の製造方法およびその装置
JP2001224049 2001-07-25

Publications (2)

Publication Number Publication Date
DE60212507D1 true DE60212507D1 (de) 2006-08-03
DE60212507T2 DE60212507T2 (de) 2007-01-18

Family

ID=19057283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60212507T Expired - Lifetime DE60212507T2 (de) 2001-07-25 2002-07-23 Verfahren zur Herstellung eines Formkörpers aus Gummi

Country Status (5)

Country Link
US (2) US6955734B2 (de)
EP (1) EP1279486B1 (de)
JP (1) JP4637412B2 (de)
DE (1) DE60212507T2 (de)
ES (1) ES2266415T3 (de)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60315732T2 (de) * 2003-06-30 2008-06-05 Pirelli Tyre S.P.A. Verfahren zur herstellung von gummibestandteilen für luftreifen
RU2337825C2 (ru) * 2003-06-30 2008-11-10 Пирелли Пнеуматичи С.П.А. Способ изготовления эластомерных компонентов шины для колес транспортных средств
BR0318563B1 (pt) 2003-10-31 2014-03-04 Pirelli Pneumatici S.P.A. Câmara expansível, método para fabricar a mesma, aparelho de vulcanização para pneus compreendendo a câmara expansível, e, processo para fabricar pneus de rodas de veículo
US7175726B2 (en) * 2004-02-25 2007-02-13 Toyo Tire & Rubber Co., Ltd. Continuous rubber-strip forming apparatus and process
JP4881548B2 (ja) * 2004-03-05 2012-02-22 株式会社ブリヂストン ゴムリボン巻付け装置
EP1747093B1 (de) * 2004-05-10 2010-07-07 PIRELLI TYRE S.p.A. Reifenherstellungsverfahren
JP4776194B2 (ja) * 2004-09-08 2011-09-21 株式会社ブリヂストン 帯状部材の貼付け装置および貼付け方法
JP4673614B2 (ja) * 2004-12-02 2011-04-20 住友ゴム工業株式会社 タイヤ用ゴム部材の製造方法
DE602005004581T2 (de) 2004-10-14 2009-01-29 Sumitomo Rubber Industries Ltd., Kobe Verfahren und Vorrichtung zur Herstellung eines Gegenstandes durch Wickeln eines Gummistreifens auf einen Tragkörper
EP1815971B1 (de) * 2004-10-21 2011-04-27 Bridgestone Corporation Verfahren und Vorrichtung zum Anbringen eines Gummistreifens auf einen drehbaren Tragkörper.
ATE521486T1 (de) * 2004-10-27 2011-09-15 Pirelli Luftreifen für fahrzeug, verfahren und vorrichtung zu seiner herstellung
JP4587288B2 (ja) * 2004-11-19 2010-11-24 株式会社ブリヂストン タイヤ成型装置
US7568512B2 (en) * 2005-06-17 2009-08-04 Michelin Recherche Et Technique S.A. Device for laying reinforcement cord
FR2887177B1 (fr) * 2005-06-17 2007-08-10 Michelin Soc Tech Dispositif de pose de fil de renforcement
US7901201B2 (en) 2005-07-25 2011-03-08 Kojima Press Industry Co., Ltd. Press-molding machine and press-molding method
JP2007030299A (ja) * 2005-07-26 2007-02-08 Bridgestone Corp ピッチ送りローラによるワイヤ配列方法
EP1747873B1 (de) * 2005-07-26 2010-09-01 Kojima Press Industry Co., Ltd. Verfahren und Vorrichtung zum Extrudieren und zum Übertragen einer Folie zu einer Thermoformeinrichtung mit bewegbarer unterer Form
DE102005046115A1 (de) * 2005-09-27 2007-03-29 Continental Aktiengesellschaft Vorrichtung zum Zuführen und Andrücken von Kautschukmaterial zum Aufbau einer Reifenaufbauschicht
JP4673401B2 (ja) * 2006-02-15 2011-04-20 東洋ゴム工業株式会社 ベルトエッジテープの貼り付け方法及び装置
KR100636088B1 (ko) * 2006-03-09 2006-10-18 주식회사 우성기공 회전베이스를 이용한 타이어 성형기
JP4772147B2 (ja) 2006-05-31 2011-09-14 ピレリ・タイヤ・ソチエタ・ペル・アツィオーニ 被覆された表面を有するタイヤ
US20090283203A1 (en) * 2006-08-09 2009-11-19 Maurizio Marchini Process and apparatus for building pneumatic tyres
WO2008062609A1 (fr) * 2006-11-20 2008-05-29 Bridgestone Corporation Procédé pour mesurer un pneu, dispositif pour mesurer un pneu, et dispositif de moulage de pneu
FR2914581B1 (fr) 2007-04-05 2009-07-03 Michelin Soc Tech Dispositif, installation et procede pour l'application d'une bande de gomme sur une ebauche de pneumatique.
DE102007049653A1 (de) 2007-10-12 2009-04-16 Unicor Gmbh Vorrichtung zum Herstellen von thermoplastischen Wellrohren
JP5041477B2 (ja) * 2007-06-20 2012-10-03 株式会社ブリヂストン リボン状ゴムの貼り付け装置及び方法
DE102007049870A1 (de) * 2007-10-18 2009-04-23 Continental Aktiengesellschaft Vorrichtung zum Aufbringen von Materialstreifen auf einen Reifenrohling oder eine Aufbautrommel
DE102007049871A1 (de) * 2007-10-18 2009-04-23 Continental Aktiengesellschaft Vorrichtung zum Ändern der Querschnittsform einer extrudierten Rundschnur aus einer Kautschukmischung
JP2010106673A (ja) * 2008-10-28 2010-05-13 Bridgestone Corp ギヤポンプ装置及びギヤポンプ装置を用いたゴム成形体の製造装置、及び同製造方法
DE102010000366B4 (de) * 2010-02-11 2023-09-28 Continental Reifen Deutschland Gmbh Verfahren zur Herstellung von Fahrzeugreifen bei dem Materialstreifen aus einer Rohgummimischung auf eine Reifenaufbautrommel aufgespult werden
BR112012026614B1 (pt) 2010-04-26 2020-10-13 Pirelli Tyre S.P.A. método para controlar a deposição de um elemento alongado contínuo na construção de um pneu para rodas de veículo, e, processo e aparelho para construir um pneu para rodas de veículo
JP5881940B2 (ja) * 2010-11-10 2016-03-09 株式会社ブリヂストン タイヤの製造装置及び製造方法
DE102011000253A1 (de) * 2011-01-21 2012-07-26 Continental Reifen Deutschland Gmbh Verfahren und Vorrichtung zum Applizieren von Materialstreifen aus einer unvulkanisierten Rohgummimischung auf einer Reifenaufbautrommel
FR2975040B1 (fr) * 2011-05-10 2013-06-28 Michelin Soc Tech Outil de pose d'une bandelette pour la realisation d'une ebauche de pneumatique
JP5655042B2 (ja) * 2012-09-03 2015-01-14 住友ゴム工業株式会社 ゴム押出装置
WO2014181582A1 (ja) * 2013-05-07 2014-11-13 住友ゴム工業株式会社 ゴムストリップ貼付け方法、それを用いた空気入りタイヤの製造方法、及び、貼付け装置
AR105076A1 (es) * 2015-06-30 2017-09-06 Goodyear Tire & Rubber Aparato para formar una tira elastomérica
CN105109055B (zh) * 2015-08-12 2017-10-20 华南理工大学 一种聚合物管道喷流堆砌成型装置
US20180001536A1 (en) * 2016-06-30 2018-01-04 The Goodyear Tire & Rubber Company Method of forming an elastomeric strip
DE202021100587U1 (de) * 2021-02-05 2021-04-26 Maag Germany Gmbh Fahrbares Gestell für eine Extrusionspumpe
CN114248462B (zh) * 2021-12-23 2023-12-15 宁波鑫海爱多汽车雨刷制造有限公司 一种雨刮橡胶片生产系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE25349E (en) * 1963-03-12 Method of forming an endless tire tread and sidewall
US3975126A (en) * 1974-08-28 1976-08-17 Amf Incorporated Method and apparatus for forming material having a predefined cross-section
FR2603841B1 (fr) * 1986-09-17 1989-02-24 Michelin & Cie Procede de fabrication d'un pneumatique avec pose des produits caoutchouteux et des elements de renforcement sur un support, dispositif de pose des produits caoutchouteux et machine qui utilise de tel(s) dispositif(s)
US5156781A (en) 1990-12-24 1992-10-20 Bridgestone Corporation Compact precision extrusion method
JP4420491B2 (ja) 1998-06-29 2010-02-24 株式会社ブリヂストン タイヤ構成部材用ゴム材料の張付方法及び張付装置
JP2000108222A (ja) * 1998-10-01 2000-04-18 Yokohama Rubber Co Ltd:The ストリップワインド成形機
KR100675773B1 (ko) * 1998-12-17 2007-02-01 피렐리 타이어 소시에떼 퍼 아찌오니 차륜용 타이어 부품 제작 방법 및 장치
JP3352045B2 (ja) * 1999-03-04 2002-12-03 住友ゴム工業株式会社 タイヤゴム部材形成用のゴムストリップ、それを用いたタイヤ、及びゴムストリップの製造装置
JP3330126B2 (ja) * 1999-09-16 2002-09-30 東洋ゴム工業株式会社 ゴムの複合押出装置及び未加硫ゴム押出方法
US6468067B1 (en) 1999-09-16 2002-10-22 Toyo Tire & Rubber Co., Ltd. Composite extruding apparatus of rubber and method of extruding unvulcanized rubber
JP4375866B2 (ja) * 2000-01-25 2009-12-02 横浜ゴム株式会社 ゴムストリップ材の巻付け方法及び巻付け装置
JP2001287282A (ja) * 2000-04-07 2001-10-16 Bridgestone Corp タイヤの製造方法及びタイヤ
WO2004022322A1 (en) 2002-05-31 2004-03-18 Pirelli Pneumatici S.P.A. A method and apparatus for manufacturing elastomeric components of a tyre for vehicle wheels

Also Published As

Publication number Publication date
EP1279486B1 (de) 2006-06-21
US6955734B2 (en) 2005-10-18
DE60212507T2 (de) 2007-01-18
ES2266415T3 (es) 2007-03-01
JP4637412B2 (ja) 2011-02-23
EP1279486A2 (de) 2003-01-29
JP2003033960A (ja) 2003-02-04
US7438106B2 (en) 2008-10-21
EP1279486A3 (de) 2004-08-11
US20030025238A1 (en) 2003-02-06
US20050161163A1 (en) 2005-07-28

Similar Documents

Publication Publication Date Title
DE60212507D1 (de) Verfahren zur Herstellung eines Formkörpers aus Gummi
DE60106891D1 (de) Verfahren zur herstellung eines titansilicalitformkörpers
ATE316434T1 (de) Verfahren zur herstellung eines formteiles
DE60236527D1 (de) Verfahren zur herstellung eines wärmeerzeugenden geformten produkts
DE60224165D1 (de) Verfahren zur herstellung eines thermoplastischen harzes
DE60112522D1 (de) Verfahren zur Herstellung eines spritzgegossenen Dekorteils
DE69916070D1 (de) Verfahren zur herstellung eines antimikrobiellen formkörpers
DE60212699D1 (de) Verfahren zur herstellung eines verbundes
DE60231787D1 (de) Verfahren zur herstellung eines aktuators
DE60000552T2 (de) Verfahren zur Herstellung eines anorganischen Formkörpers
DE60328461D1 (de) Verfahren zur herstellung eines chinazolin-4-onderivats
DE60220591D1 (de) Verfahren zur Herstellung eines Polyurethanhartschaumstoffes
DE60114582D1 (de) Verfahren zur herstellung eines flexiblen polyurethanschaums
DE60138520D1 (de) Verfahren zur Herstellung eines Harzformprodukts
DE602004012467D1 (de) Verfahren zur Herstellung eines Kunststoffhohlkörpers durch Spritzgiessen
DE602004016746D1 (de) Verfahren zur herstellung eines luftradialreifens
DE60104829D1 (de) Verfahren zur herstellung eines rohrartigen teiles mit durch hydro-umformen geformten verbindungsteil
DE602004007783D1 (de) Verfahren zur herstellung eines schichtkörpers
DE60212643D1 (de) Verfahren zur herstellung eines reifenkomponentenglieds
DE60320736D1 (de) Verfahren zur Herstellung eines Wabenkörpers
ATE487815T1 (de) Verfahren zur herstellung cellulosischer formkörper
DE50304619D1 (de) Verfahren zur herstellung eines bauteils
DE60143010D1 (de) Vorrichtung zur Herstellung eines unvulkanisierten Gummibandes
ATE238568T1 (de) Verfahren zur herstellung eines formkörpers
DE69815608D1 (de) Verfahren zur Herstellung eines geformten Hohlkörpers aus Kunststoff

Legal Events

Date Code Title Description
8364 No opposition during term of opposition