JPH01110127A - 熱可塑性材料から成る管状部材の溶接方法および装置 - Google Patents

熱可塑性材料から成る管状部材の溶接方法および装置

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Publication number
JPH01110127A
JPH01110127A JP63233823A JP23382388A JPH01110127A JP H01110127 A JPH01110127 A JP H01110127A JP 63233823 A JP63233823 A JP 63233823A JP 23382388 A JP23382388 A JP 23382388A JP H01110127 A JPH01110127 A JP H01110127A
Authority
JP
Japan
Prior art keywords
welding
tubular member
end portions
thermoplastic material
tubular components
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.)
Pending
Application number
JP63233823A
Other languages
English (en)
Inventor
Peter Kunz
ペテル・クンツ
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.)
Georg Fischer AG
Original Assignee
Georg Fischer AG
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 Georg Fischer AG filed Critical Georg Fischer AG
Publication of JPH01110127A publication Critical patent/JPH01110127A/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/63—Internally supporting the article during joining
    • B29C66/634—Internally supporting the article during joining using an inflatable core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • B29B13/024—Hollow bodies, e.g. tubes or profiles
    • B29B13/025—Tube ends
    • 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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/1429—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface
    • B29C65/1432—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation characterised by the way of heating the interface direct heating of the surfaces to be joined
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/324—Avoiding burr formation
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/324—Avoiding burr formation
    • B29C66/3242—Avoiding burr formation on the inside of a tubular or hollow article
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326—Shaping the burr, e.g. by the joining tool
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/326—Shaping the burr, e.g. by the joining tool
    • B29C66/3262—Shaping the burr, e.g. by the joining tool as after-treatment, e.g. by a separate tool
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
    • B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
    • B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
    • 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
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/02—Preparation of the material, in the area to be joined, prior to joining or welding
    • B29C66/024—Thermal pre-treatments
    • B29C66/0242—Heating, or preheating, e.g. drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 本発明は、熱可塑性材料から成る管状部材を溶接する方
法およびその方法の実施に必要な装置に関するものであ
る。
熱可塑性材料から成る管状部材を溶接する方法として、
例えば、ドイツ連邦共和国特許出願公告第２２１２０５
５号公報に記載されている既知の方法においては、電気
的に加熱可能な加熱鏡板を用いて熱可塑性管状部材の端
面を加熱し、装置内にクランプした管状部材の端面を加
熱鏡板の旋回退去後に相互に押圧して突合わせ溶接が行
われる。この場合、特に管状部材の外周および内周に溶
接ビードが形成され、このビードにより流路断面積が挟
まり、流れ抵抗が高まる欠点がある。
また、管状部材の端部を熱源に直接接触させる場合には
、熱源が熔融材料によって汚染され易く、したがって申
し分のない溶接を行うためには加熱鏡板を頻繁に清掃す
ることが必要となる。
本発明の課題は、上述した従来技術の欠点を克服し、溶
接結合に際して内周ビードの発生を回避することができ
、強固な溶接結合が確実に達成され、しかも外周も一層
平滑に形成しうる溶接方法を提案することにある。また
、そのために必要な装置は、既設配管における所望の箇
所においても簡便に使用できる簡単な構成のものでなけ
ればならない。
この課題を解決するため、本発明は、請求項１に記載し
た方法および請求項２に記載した装置を要旨とするもの
である。本発明の有利な実施例の特徴は、従属請求項に
記載したとおりである。
以下、本発明を図示の実施例について詳述する。
本発明による溶接方法の第１工程においては、第１図に
示すように、２本の管状部材１ａ、ｌｂの端部をクラン
プ装置３ａ、３ｂにより相互に所定の距離を隔てて離間
した位置で同軸的に保持する。両端部間には、輻射熱を
発生する環状の加熱装置４を配置する。
これら管状部材１ａ、ｌｂ上には、それぞれの端面２ａ
、　　２ｂから離間した位置で外周支持リング５ａ、５
ｂを配置する。支持リング５ａ、５ｂは、加熱装置４の
内径よりも小さな外径を有するものとし、軸線方向に相
互に接近移動可能とする。
管状部材１ａ、ｌｂの端部における内部スペースには半
径方向に拡張させうる内周支持装置６を配置し、この内
周支持装置６には引き出し部材７を設ける。内周支持装
置６は、外被が耐熱性のエラストマまたはシリコンゴム
から成る拡張可能なブラダー８として形成するのが有利
である。ブラダ−８は、例えば引出し部材７を操作して
軸線方向に伸縮させることにより、機械的に拡張させる
ことができる。また、ブラダ−８をより容易に拡張可能
とすべく、引出し部材７をチューブとして形成し、この
チューブを介してブラダ−に加圧空気等の圧力媒体を供
給してもよい。この場合、ブラダ−８は、調節可能な圧
力を用いて、突合わせ領域における管状部材１’ａ、ｌ
ｂの内周ビードに対して押圧することができる。
さらに、ブラダ−８内に熱膨張性媒体を充填すると共に
電気加熱装置を配置し、引出し部材７に結合したケーブ
ルを介して電力を供給することによりブラダ−を拡張す
ることも可能である。
管状部材１ａ、ｌｂの溶接は、以下の要領で行うもので
ある。
すなわち、第１図に示すように、加熱装置から発生する
輻射熱１０により管状部材１ａ、ｌｂの端部を外周面お
よび端面から熱可塑性材料の熔融温度に達するまで非接
触で加熱する。
次に、予熱した両外周支持リング５ａ、５ｂを端部上で
突合わせに至るまで相互に接近移動させ、その直後にク
ランプ装置３ａ、３ｂを軸線方向に移動することにより
、管状部材１ａ、ｌｂの端部を制御された所定の条件下
で接合する。これは、調節可能な圧力によって行うのが
望ましい。
かかる作動工程は、第２図に示すとおりである。
さらに、第３図に示すように、内周支持装置６を、ブラ
ダ−８の拡張により溶接結合領域において管状部材１ａ
、ｌｂの内壁９ａ、９ｂに対して押圧する。これにより
、突合わせに際して内側に押出された熱可塑性材料は外
側に押戻され、この溶接圧力により内側および外側の溶
接ビードを生じることなく直接的かつ強固な溶接結合が
行われる。押圧されたブラダ−８の表面により溶接結合
領域においても平滑な内壁が形成されるため、配管全体
には申し分のない流れ特性が生じる。
溶接結合が完了すると、ブラダ−８は再び第２図に示す
本来の大きさに復元変形させ、引出し部材７を用いて管
の開口端から引き出す。溶接した管状部材１ａ、ｌｂを
外部に取出すため、クランプ装置３ａ、３ｂ、外周支持
リング５ａ、５ｂおよび加熱装置４は、それぞれ開放可
能な二分割構造として形成する。
【図面の簡単な説明】
第１図は本発明による溶接方法の第１工程を示す断面図
、 第２図は上記溶接方法の第２工程を示す断面図、 第３図は上記溶接方法の第３工程を示す断面図である。 １ａ、１ｂ・・・管状部材＋　　２　ａ、　２　ｂ・・
・端面。 ３ａ、３ｂ・・・クランプ装置、４・・・加熱装置。 ５ａ、５ｂ・・・外周支持リング、６・・・内周支持装
置。 ７・・・引出し部材、８・・・ブラダ−２９ａ、　９　
ｂ・・・内壁、　　１０・・・輻射熱。

Claims (1)

  1. 【特許請求の範囲】 １、熱可塑性材料から成る管状部材の溶接方法において
    、管状部材の端部の外周および端面を輻射熱により少な
    くとも軟化点まで非接触で加熱する第１工程、二つの予
    熱した支持リングを端部の外周面上で相互に接近移動さ
    せ、その直後に管状部材の端部を制御された所定の条件
    下で突合わせる第２工程、並びに、拡張可能な支持体を
    突合わせた端部の内壁に対して押圧すると共に溶接の完
    了後に復元変形させて管状部材から外部に引出す第３工
    程を具えることを特徴とする溶接方法。 ２、請求項１記載の方法を実施するため、管状部材（１
    ａ、１ｂ）を同軸線上で相互に接近移動させうるクラン
    プ装置（３ａ、３ｂ）を具える溶接装置において、輻射
    熱を発生する環状の加熱装置（４）と、相対的に移動さ
    せうる加熱可能な外周支持リング（５ａ、５ｂ）と、拡
    張可能な内周支持装置（６）とを具えることを特徴とす
    る溶接装置。 ３、請求項２記載の溶接装置において、加熱装置（４）
    および外周支持リング（５ａ、５ｂ）は、管状部材（１
    ａ、１ｂ）の軸線方向で２分割構造の開放可能なものと
    して形成したことを特徴とする溶接装置。 ４、請求項２または３記載の溶接装置において、内周支
    持装置（６）は、引出し部材（７）を具える弾性ブラダ
    ー（８）として形成したことを特徴とする装置。
JP63233823A 1987-09-23 1988-09-20 熱可塑性材料から成る管状部材の溶接方法および装置 Pending JPH01110127A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3680/87A CH673432A5 (ja) 1987-09-23 1987-09-23
CH3680/87-7 1987-09-23

Publications (1)

Publication Number Publication Date
JPH01110127A true JPH01110127A (ja) 1989-04-26

Family

ID=4261207

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63233823A Pending JPH01110127A (ja) 1987-09-23 1988-09-20 熱可塑性材料から成る管状部材の溶接方法および装置

Country Status (8)

Country Link
US (1) US4927642A (ja)
EP (1) EP0313731B1 (ja)
JP (1) JPH01110127A (ja)
AT (1) ATE70001T1 (ja)
CH (1) CH673432A5 (ja)
DE (1) DE3866673D1 (ja)
DK (1) DK526888A (ja)
ES (1) ES2028201T3 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04229231A (ja) * 1990-04-27 1992-08-18 Georg Fischer Ag プラスチック製部品の突き合わせ溶接装置
JPH0558264U (ja) * 1992-01-17 1993-08-03 呉羽化学工業株式会社 ビード発生防止装置及びそれを用いた突合せ溶接装置
JPH06126834A (ja) * 1992-10-20 1994-05-10 Sekisui Chem Co Ltd 管状端を有する熱可塑性樹脂成形品の突き合せ融着方法
WO2013122083A1 (ja) * 2012-02-14 2013-08-22 精電舎電子工業株式会社 熱可塑性樹脂材の溶着装置、溶着方法、および溶着装置用の押圧ユニット

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH675391A5 (ja) * 1988-07-04 1990-09-28 Fischer Ag Georg
CH679240A5 (ja) * 1989-07-07 1992-01-15 Fischer Ag Georg
CH679383A5 (ja) * 1989-08-31 1992-02-14 Fischer Ag Georg
DE4005771C1 (en) * 1990-02-23 1991-09-19 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt Ev, 5300 Bonn, De Cpd. fibre coupling mfg. - uses tubular wound section flanked by conical wound sections to be compressed into flanges
US5241157A (en) * 1990-04-27 1993-08-31 Georg Fischer Ag Arrangement for butt-welding plastic material components
DE4113408A1 (de) * 1991-04-22 1992-10-29 Donald Herbst Verfahren zum verschweissen zweier hohlkoerper
US5206980A (en) * 1992-04-07 1993-05-04 Chapman Johnny D Apparatus for aligning ends of pipes
US5296075A (en) * 1993-02-03 1994-03-22 Hardigg Industries, Inc. Welding apparatus
NL9301914A (nl) * 1993-11-05 1995-06-01 Nyloplast Europ Bv Werkwijze en inrichting voor het vloeistof- en/of gasdicht verbinden van ten minste twee kunststofelementen.
US5569221A (en) * 1994-07-07 1996-10-29 Ep Technologies, Inc. Catheter component bond and method
US6511468B1 (en) * 1997-10-17 2003-01-28 Micro Therapeutics, Inc. Device and method for controlling injection of liquid embolic composition
US6289912B1 (en) * 1998-07-10 2001-09-18 Fluoroware, Inc. Pinch element plastic valve
US6083122A (en) * 1998-07-31 2000-07-04 Brown; Louis S. Dual composition golf tee
EP1202853B1 (en) 1999-04-18 2005-10-26 Entegris, Inc. Beadless welding apparatus
US20030221783A1 (en) * 2000-05-10 2003-12-04 Swagelok Company Ir welding of fluoropolymers
CN1723116A (zh) * 2000-05-10 2006-01-18 斯瓦戈洛克公司 含氟聚合物的红外线焊接
JP3415609B2 (ja) * 2001-09-21 2003-06-09 花王株式会社 成形体の製造方法
CA2730980C (en) 2008-08-19 2012-05-15 Microtherapeutics, Inc. Detachable tip microcatheter
EP2350223B1 (en) * 2008-11-07 2014-05-07 Saint-Gobain Performance Plastics Corporation Method of forming large diameter thermoplastic seal
BRPI0921601B1 (pt) 2008-11-07 2019-06-04 Saint-Gobain Performance Plastics Corporation Vedante termoplástico de grande diâmetro
EP2852488B1 (en) 2012-05-23 2020-11-25 Saint-Gobain Performance Plastics Corporation Methods of forming large diameter thermoplastic seal and seal ring
US10124087B2 (en) 2012-06-19 2018-11-13 Covidien Lp Detachable coupling for catheter
ITMO20130024A1 (it) 2013-02-05 2014-08-06 Graf Synergy Srl Metodo e dispositivo per la saldatura di profilati in materiale plastico, in particolare pvc

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE312270C (ja) *
US3013925A (en) * 1959-04-03 1961-12-19 Phillips Petroleum Co Method and means for welding thermoplastic pipes
CH455254A (de) * 1966-04-15 1968-06-28 Keller Roehren Ag Verfahren zum Verschweissen thermoplastischer Kunststoffteile
US3634167A (en) * 1966-04-15 1972-01-11 Keller Roehren Ag Method of fabricating welded branched pipe connections from weldable thermoplastic materials
US3484321A (en) * 1966-05-27 1969-12-16 Smith Inland A O Heating device for curing the adhesive joint between plastic pipe sections
US3666586A (en) * 1970-11-10 1972-05-30 Edward H Lacey Cord reinforced hose splicing method
DE2308078A1 (de) * 1973-02-19 1974-08-22 Alfred Dipl-Ing Ruehle Vorrichtung zum schweissen von rohren aus thermoplasten
DE2312362B2 (de) * 1973-03-13 1976-01-02 Dynamit Nobel Ag, 5210 Troisdorf Zusatzeinrichtung für eine Schweißmaschine zum Verschweißen und Entgraten von Kunststoffprofilen
DE2316749C2 (de) * 1973-04-04 1974-12-05 Otto 5470 Andernach Anschuetz Außenform zur Verhinderung der Entstehung eines Schweißwulstes beim Stumpfschweißen von Kunststoffprofilen
SU514670A1 (ru) * 1973-11-02 1976-05-25 Саратовский Институт Гипрониигаз Устройство дл сварки цилиндрических деталей
SU573363A1 (ru) * 1975-08-08 1977-09-25 Всесоюзный научно-исследовательский институт по строительству магистральных трубопроводов Способ сварки труб из термопластов встык
US4211594A (en) * 1975-11-05 1980-07-08 Sigri Elektrographit Gesellschaft Mit Beschrankter Haftung Joining together shaped bodies of polytetrafluoroethylene
SU563298A1 (ru) * 1976-03-30 1977-06-30 Опытное производственно-техническое предприятие "Энерготехпром" Устройство дл сборки под сварку труб
GB1549169A (en) * 1976-08-12 1979-08-01 Paragon Plastics Ltd Butt-welding of syntehtic plastics pipes and fittings
US4132578A (en) * 1976-10-15 1979-01-02 Gell Jr Harold A Plastic pipe welding apparatus and method
SU642191A1 (ru) * 1977-08-01 1979-01-15 Всесоюзный Научно-Исследовательский И Проектно-Конструкторский Институт По Трубопроводным Контейнерным Системам Способ соединени эластичных труб
ATE4971T1 (de) * 1979-04-05 1983-10-15 Brickhouse Dudley Plc Verfahren zum verbinden thermoplastischer rohre und rohrverbindungen.
DE2923205C2 (de) * 1979-06-08 1982-12-16 Chemische Werke Hüls AG, 4370 Marl Verfahren und Vorrichtung zum nahtlosen Verbinden von thermoplastischen Kunststoffhohlprofilen
ES8204642A1 (es) * 1980-03-10 1982-05-01 Fischer Ag Georg Dispositivo de empalme por soldadura de dos tubos alineados de material sintetico
JPS5829617A (ja) * 1981-08-14 1983-02-21 Showa Electric Wire & Cable Co Ltd 架橋ポリエチレンパイプの溶接方法
US4602974A (en) * 1981-12-31 1986-07-29 Eric Wood Method of sealing pipe
DD215039A1 (de) * 1983-04-04 1984-10-31 Zentralinstitut Schweiss Heizelementschweissen von schlaeuchen aus thermoplastischen geweben
SU1141006A1 (ru) * 1983-09-30 1985-02-23 Кропоткинский Филиал Специализированного Конструкторско-Технологического Бюро "Стройдеталь" Установка дл сварки пластмассовых труб
JPS61114827A (ja) * 1984-11-08 1986-06-02 Canon Inc プラスチツク成形用金型の加熱冷却方法
DE3636891A1 (de) * 1986-10-30 1988-05-11 Armin Dommer Verfahren und vorrichtung zum stumpfschweissen von kunststoff-rohrabschnitten oder kunststoff-formstuecken

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04229231A (ja) * 1990-04-27 1992-08-18 Georg Fischer Ag プラスチック製部品の突き合わせ溶接装置
JPH0558264U (ja) * 1992-01-17 1993-08-03 呉羽化学工業株式会社 ビード発生防止装置及びそれを用いた突合せ溶接装置
JPH06126834A (ja) * 1992-10-20 1994-05-10 Sekisui Chem Co Ltd 管状端を有する熱可塑性樹脂成形品の突き合せ融着方法
WO2013122083A1 (ja) * 2012-02-14 2013-08-22 精電舎電子工業株式会社 熱可塑性樹脂材の溶着装置、溶着方法、および溶着装置用の押圧ユニット
JP5344415B1 (ja) * 2012-02-14 2013-11-20 精電舎電子工業株式会社 熱可塑性樹脂材の溶着装置、溶着方法、および溶着装置用の押圧ユニット
US9108362B2 (en) 2012-02-14 2015-08-18 Seidensha Electronics Co., Ltd. Welding device and method for welding thermoplastic resin articles, and pressing unit for the welding device

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CH673432A5 (ja) 1990-03-15
DK526888D0 (da) 1988-09-22
DE3866673D1 (de) 1992-01-16
ES2028201T3 (es) 1992-07-01
EP0313731A1 (de) 1989-05-03
US4927642A (en) 1990-05-22
EP0313731B1 (de) 1991-12-04
ATE70001T1 (de) 1991-12-15
DK526888A (da) 1989-03-24

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