JPH0469033B2 - - Google Patents

Info

Publication number
JPH0469033B2
JPH0469033B2 JP60009312A JP931285A JPH0469033B2 JP H0469033 B2 JPH0469033 B2 JP H0469033B2 JP 60009312 A JP60009312 A JP 60009312A JP 931285 A JP931285 A JP 931285A JP H0469033 B2 JPH0469033 B2 JP H0469033B2
Authority
JP
Japan
Prior art keywords
loop
particles
welding
magnetic
induction welding
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
JP60009312A
Other languages
English (en)
Other versions
JPS60158991A (ja
Inventor
Horatsuku Zorutan
Subaarudo Benguto
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.)
Akerlund and Rausing AB
Original Assignee
Akerlund and Rausing AB
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 Akerlund and Rausing AB filed Critical Akerlund and Rausing AB
Publication of JPS60158991A publication Critical patent/JPS60158991A/ja
Publication of JPH0469033B2 publication Critical patent/JPH0469033B2/ja
Granted legal-status Critical Current

Links

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
    • B29C66/70—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
    • B29C66/72—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 structure of the material of the parts to be joined
    • B29C66/723—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 structure of the material of the parts to be joined being multi-layered
    • B29C66/7232—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer
    • B29C66/72321—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 structure of the material of the parts to be joined being multi-layered comprising a non-plastics layer consisting of metals or their alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K13/00—Welding by high-frequency current heating
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/3608—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint comprising single particles, e.g. fillers or discontinuous fibre-reinforcements
    • B29C65/3612—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint comprising single particles, e.g. fillers or discontinuous fibre-reinforcements comprising fillers
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/3656—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint being a layer of a multilayer part to be joined, e.g. for joining plastic-metal laminates
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3672—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint
    • B29C65/3676—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic
    • B29C65/368—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic with a polymer coating
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2422—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical
    • B29C66/24221—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being circular, oval or elliptical being circular
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/545—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles one hollow-preform being placed inside the 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
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3672—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint
    • B29C65/3684—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being non-metallic
    • B29C65/3696—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being non-metallic with a coating
    • 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
    • B29C66/80—General aspects of machine operations or constructions and parts thereof
    • B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
    • B29C66/832—Reciprocating joining or pressing tools
    • B29C66/8322—Joining or pressing tools reciprocating along one axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
    • B29K2995/0008—Magnetic or paramagnetic

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Arc Welding Control (AREA)
  • Arc Welding In General (AREA)
  • Surgical Instruments (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • General Induction Heating (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は溶接領域内の導電材と、熱供給とその
後の冷却により封止可能な材料とを構成要素とす
る誘導溶接装置に関する。前記材料は溶接により
相互接続される二面の少くとも一方の上に与えら
れる。より詳細には本発明は例えば装置内のルー
プや直線導体等の導電体を流れる高周波電流によ
り生成される磁界や磁気流の修正装置を有する装
置に関する。前記磁界修正装置は基本的には熱エ
ネルギを供給すべきでない被溶接体の領域を遮へ
いする形式のものであり、溶接領域には修正磁界
により行われる電気誘導により熱エネルギが妨げ
られずに発生する。
〔従来の技術〕
本発明の基本的問題は高周波磁界を修正しエネ
ルギの観点から有効で且つ良く定義された方法で
“遮へい”領域を定義する構成を提供することで
ある。さらに本構成は製造及び取扱いが容易でな
ければならない。
従来高周波誘導溶接では“溶接インダクタ”か
らの磁界を溶接領域へ向けて指向させ他の領域を
電流を生じる磁界からいわば遮へいする必要性が
認識されていた。
既知の方法では例えば銅等の導電材の短絡ルー
プを磁界から遮へいすべき領域の周りに配置す
る。磁界／磁気流はループ内に電流を誘起しこの
電流は反作用磁気流を生じ、“遮へい”領域の正
味の磁気流が低減されることを意味する。しかし
ながら本方法はループの誘起電流によりループに
大きな熱消散が生じることを意味する。熱消散は
生産速度で溶接具を作動させるのに相当の冷却を
必要とする程である。このような冷却は損失を意
味し実質的に効率を低下させる。
もう一つの方法では例えば軟鉄等の高透磁率を
有する強い磁性材を溶接領域に隣接配置して高透
磁率材料内の磁気流を既知の方法で“集める”。
この原理は例えば電力変圧器等の低周波応用から
取り出されており、全ての利点を保持したまま高
周波応用に完全に使用できるという特徴はない。
この特定応用において“高周波”とは少くともＫ
Hz、通常10〜50KHz程度の周波数を意味する。特
に溶接領域の導電材の小さな貫通深さを狙う場合
により高い周波数も使用できる。しかしながら小
さな貫通深さにエネルギを“集中”させると材料
を焼き通すことがある。非常に高い周波数では誘
導現象も最終結果に寄与する。
本発明は既知の誘導溶接法の代替策を提供す
る。本発明の構成により−驚くべきことに−既知
の装置の欠点が著しく顕著に解消されしかも極め
て製造性が良く取扱いが容易である。
本発明の誘導溶接装置は、図面に示すように、
磁界を発生させてこの磁界を溶接領域に向けるた
めの導電部材のループ１１、および非導電性材料
の支持基盤１６内部の、導電性で本質的に非磁性
の粒子１７からなり、ループ内側部分の所定領域
を遮蔽するためにループの内側に配置した磁界修
正層１５を有する。
好ましくは支持基盤は例えばエポキシ樹脂等の
可塑性部材で出来ている。
基盤内の粒子量は実際の応用に応じて変動する
が、基盤内において50重量％以下の量が好まし
く、なるべく15重量％以下の量とする。
粒子サイズも変動するが、一例としておよそ
1μから数10μまでのサイズの粒子をあげることが
できる。
粒子は銅ダスト、カーボンブラツクもしくは他
の導電材とするのが有利である。
〔実施例〕
基本的に溶接手段は磁界を発生する溶接誘導子
として作用する略円型の閉じた形状の導電体１１
を具備する。溶接導体１１は好ましくは可塑性材
料、例えばエポキシ樹脂の本体１２内に全部もし
くは一部埋設されている。ループの境界縁内には
数mmの範囲内の深さまで凹部１３が形成され、本
体１２の円錐接合部１４から数mmの距離に半径方
向外縁を有している。
凹部１３内には支持基盤１６及びその中に支持
された粒子１７からなる本体１５が配置されてい
る。支持基盤は非導電性であり好ましくは例えば
エポキシ樹脂等の可塑材でできている。粒子は例
えば銅やカーボンブラツク等の導電性で本質的に
非磁性材である。粒子の寸法はおよそ1μから数
10μの範囲内である。
溶接手段１０の円錐接合部１４は該接合部１４
により容器１９の頂部端の内側に圧接されている
容器カバー１８の外縁と内部接合している。カバ
ー１８は数100μ厚の例えばポリプロピレンの外
部プラスチツク層とおよそ10μの範囲内の厚さで
プラスチツク層内の例えばアルミニウム箔等の金
属材の境界層からなつている。
溶接手段１０の円錐端１４は作動位置へ挿入さ
れ従つて関心のある溶接領域は容器１９の頂部と
カバー１８上の上向きフランジ間の領域となる。
溶接誘導子１４内の電流は既知の方法でループ
内に軸方向に磁気流を生じ、このような磁気流は
基本的にループに供給される電流の周波数に等し
い周波数で発振している。しかしながらここでは
説明しない理由により、粉末充填凹部１３の下の
領域の容器カバー内では磁気流は顕著に感知され
ない。さらに短絡導電ループの例を見れば、封止
容器生産ラインにおける溶接手段の長期動作中で
も本体１５は著しく加熱されない。
溶接誘導子からの磁気流は容器の縁領域すなわ
ち所望の溶接領域以外の領域からは遮へいされる
ことがお判りいただけることと思う。
質的観点からお判りいただけるように、実際の
磁気流（30KHzの範囲内の周波数）に対する磁気
流径路が得られ、それはここでは説明できない理
由により粉末装填体領域を回避している。
実施例は環状溶接領域の加熱に向けられたが、
粉末塊を有する原理は他の応用にも使用できる。
それは特許請求の範囲に示す。
【図面の簡単な説明】
第１図は容器カバー上の本発明による溶接手段
の断面及び部分縦断面図、第２図は“熱エネルギ
ー遮蔽側”から見た溶接手段の端面図である。 符号の説明、１０……溶接手段、１１……溶接
導体、１２……エポキシ樹脂本体、１５……本
体、１６……支持基盤、１７……粒子、１８……
容器カバー、１９……容器。

Claims (1)

  1. 【特許請求の範囲】 １ 磁界を発生させてこの磁界を溶接領域に向け
    るための導電部材のループ１１、および非導電性
    材料の支持基盤１６内部の、導電性であつて本質
    的に非磁性の粒子１７からなり、ループ内側部分
    の所定領域を遮蔽するためにループの内側に配置
    した磁界修正層１５を有する誘導溶接装置。 ２ 支持基盤が可塑性の材料からなる特許請求の
    範囲第１項の誘導溶接装置。 ３ 基盤内に50重量％以下の量の粒子が存在する
    特許請求の範囲第２項の誘導溶接装置。 ４ 粒子の大きさが1μから数10μである特許請求
    の範囲第３項の誘導溶接装置。 ５ 粒子が、銅ダスト、カーボンブラツクまたは
    その他の導電性材料の粒子である特許請求の範囲
    第４項の誘導溶接装置。
JP60009312A 1984-01-24 1985-01-23 誘導溶接装置 Granted JPS60158991A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8400345-8 1984-01-24
SE8400345A SE441074B (sv) 1984-01-24 1984-01-24 Anordning for induktionssvetsning

Publications (2)

Publication Number Publication Date
JPS60158991A JPS60158991A (ja) 1985-08-20
JPH0469033B2 true JPH0469033B2 (ja) 1992-11-05

Family

ID=20354427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60009312A Granted JPS60158991A (ja) 1984-01-24 1985-01-23 誘導溶接装置

Country Status (6)

Country Link
US (1) US4571472A (ja)
EP (1) EP0150165B1 (ja)
JP (1) JPS60158991A (ja)
AT (1) ATE41619T1 (ja)
DE (1) DE3568954D1 (ja)
SE (1) SE441074B (ja)

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USRE33467E (en) 1985-01-30 1990-12-04 International Paper Company Induction sealing of paperboard
US4707213A (en) * 1985-11-12 1987-11-17 Continental Can Company, Inc. Induction heating unit for heat bonding a lid having a metallic layer to a container
US4825625A (en) * 1986-12-17 1989-05-02 International Paper Company Sealing method and apparatus for high capacity aseptic form, fill, and seal machines
US4749833A (en) * 1987-08-07 1988-06-07 Tocco, Inc. Induction heating for adhesive bonding
US4841706A (en) * 1987-11-18 1989-06-27 Carlisle Corporation Non-penetrating fastener for affixing elastomeric sheeting to a roof
US5013878A (en) * 1988-12-20 1991-05-07 International Paper Company Induction heat sealing lap-seamed containers to non-metallic closures
US5053593A (en) * 1989-01-23 1991-10-01 Nikko Corporation Ltd. Low-frequency electromagnetic induction heater
US4994637A (en) * 1989-10-30 1991-02-19 Fmc Corporation Induction coil with lapped joint
US5200587A (en) * 1990-10-22 1993-04-06 Fmc Corporation Induction heating coil with conical base
US5087804A (en) * 1990-12-28 1992-02-11 Metcal, Inc. Self-regulating heater with integral induction coil and method of manufacture thereof
US5503192A (en) * 1993-06-08 1996-04-02 Nibco Inc. Inductive welding of thermoplastic pipe
GB2328893B (en) * 1997-09-09 2002-05-01 Chiaphua Ind Ltd Welding
US7378624B2 (en) * 2005-02-11 2008-05-27 Denso International America, Inc. Method of welding a component inside a hollow vessel
US7886802B2 (en) * 2006-04-14 2011-02-15 Maxtor Corporation Thermode sealing with magnetic field compensation
WO2014052172A1 (en) * 2012-09-28 2014-04-03 Dow Global Technologies Llc A composition, connector, process for improving bonding between two or more means for conveying fluids and system for conveying fluids
USD719596S1 (en) 2012-12-20 2014-12-16 Sfs Intec Holding Ag Induction apparatus

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US1859680A (en) * 1928-09-19 1932-05-24 Ajax Metal Company Induction electric furnace
US2090692A (en) * 1934-12-28 1937-08-24 Carborundum Co Control of furnace temperature
US2493950A (en) * 1944-12-01 1950-01-10 Gen Motors Corp High-frequency inductive welding apparatus
GB1037333A (en) * 1964-02-28 1966-07-27 Tube Prod Ltd Improvements relating to tube welding
DE1219142B (de) * 1965-02-16 1966-06-16 Reinhardt Maschb G M B H Kuehlvorrichtung fuer Ferrit-Kerne zum Induktions-Hochfrequenzschweissen
US3462336A (en) * 1965-10-21 1969-08-19 Heller William C Jun Induction heating process
CA916244A (en) * 1969-02-27 1972-12-05 Elphiac Induction heating inductor
US3651299A (en) * 1970-06-22 1972-03-21 Continental Can Co Method for sealing containers using heat activated magnetic sealing compound
US3808074A (en) * 1970-11-06 1974-04-30 United Glass Ltd Induction heat sealing of a container
BE788833A (fr) * 1971-09-17 1973-01-02 Soc De Traitements Electrolytiques Et Electrothermiques Perfectionnements aux presses a braser des pieces comportant des parties incurvees
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SE421164B (sv) * 1979-03-08 1981-11-30 Rigello Pak Ab Induktor for induktionssvetsning samt sett att tillverka densamma

Also Published As

Publication number Publication date
EP0150165A2 (en) 1985-07-31
ATE41619T1 (de) 1989-04-15
SE441074B (sv) 1985-09-09
EP0150165B1 (en) 1989-03-22
EP0150165A3 (en) 1987-12-16
DE3568954D1 (en) 1989-04-27
US4571472A (en) 1986-02-18
SE8400345D0 (sv) 1984-01-24
SE8400345L (sv) 1985-07-25
JPS60158991A (ja) 1985-08-20

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