DE69105873D1 - Coextrusionsvorrichtung und -verfahren unter Verwendung einer elastischen Düse zum Verändern des Aussenprofils eines rohrförmigen Strangpresslings. - Google Patents

Coextrusionsvorrichtung und -verfahren unter Verwendung einer elastischen Düse zum Verändern des Aussenprofils eines rohrförmigen Strangpresslings.

Info

Publication number
DE69105873D1
DE69105873D1 DE69105873T DE69105873T DE69105873D1 DE 69105873 D1 DE69105873 D1 DE 69105873D1 DE 69105873 T DE69105873 T DE 69105873T DE 69105873 T DE69105873 T DE 69105873T DE 69105873 D1 DE69105873 D1 DE 69105873D1
Authority
DE
Germany
Prior art keywords
change
outer profile
tubular extrusion
coextrusion device
elastic die
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 - Fee Related
Application number
DE69105873T
Other languages
English (en)
Other versions
DE69105873T2 (de
Inventor
Dale Alva Tompkins
Richard Walter Sicka
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 Firestone Inc
Original Assignee
Bridgestone Firestone Inc
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 Firestone Inc filed Critical Bridgestone Firestone Inc
Application granted granted Critical
Publication of DE69105873D1 publication Critical patent/DE69105873D1/de
Publication of DE69105873T2 publication Critical patent/DE69105873T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform 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
    • B29C48/03—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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/151—Coating hollow articles
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • B29C48/153—Coating both inner and outer surfaces
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
DE69105873T 1990-07-24 1991-07-06 Coextrusionsvorrichtung und -verfahren unter Verwendung einer elastischen Düse zum Verändern des Aussenprofils eines rohrförmigen Strangpresslings. Expired - Fee Related DE69105873T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/557,674 US5108682A (en) 1990-07-24 1990-07-24 Coextrusion apparatus and method using an elastic die for varying the outer profile of a tubular extrudate

Publications (2)

Publication Number Publication Date
DE69105873D1 true DE69105873D1 (de) 1995-01-26
DE69105873T2 DE69105873T2 (de) 1995-04-27

Family

ID=24226425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69105873T Expired - Fee Related DE69105873T2 (de) 1990-07-24 1991-07-06 Coextrusionsvorrichtung und -verfahren unter Verwendung einer elastischen Düse zum Verändern des Aussenprofils eines rohrförmigen Strangpresslings.

Country Status (5)

Country Link
US (1) US5108682A (de)
EP (1) EP0472864B1 (de)
JP (1) JP3154755B2 (de)
DE (1) DE69105873T2 (de)
ES (1) ES2064817T3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5324187A (en) * 1991-06-28 1994-06-28 Cook Warren R Co-extrusion apparatus
US5292472A (en) * 1992-12-18 1994-03-08 Bridgestone Corporation Coextrusion apparatus and method with rotating cord guidance
US5542834A (en) * 1994-11-10 1996-08-06 Lupke; Manfred A. A. Skinned double wall pipe and apparatus for making same
FI105391B (fi) * 1996-04-04 2000-08-15 Nextrom Holding Sa Menetelmä ja laite suulakepuristettavan tuotteen tekemiseksi
IT1290520B1 (it) * 1997-04-03 1998-12-04 Pirelli Metodo ed apparato di estrusione per realizzare fasce battistrada per pneumatici di veicoli
US5776519A (en) * 1997-06-06 1998-07-07 Graham Engineering Corporation Parison extrusion head with quick change die ring clamp assembly
US6024557A (en) * 1997-06-12 2000-02-15 Feuerherm; Harald Extrusion head for blow-molding apparatus
FR2767740B1 (fr) * 1997-08-29 1999-10-08 Alphacan Sa Procede de fabrication d'un profile composite en matiere plastique, installation pour la mise en oeuvre du procede, et profile composite en matiere plastique
FR2794876B1 (fr) 1999-06-10 2001-11-02 Bull Sa Procede de reconfiguration d'un systeme de traitement de l'information sur detection de defaillance d'un composant
CA2721172C (en) 1999-06-28 2012-04-10 California Institute Of Technology Microfabricated elastomeric valve and pump systems
EP1464467A2 (de) * 2000-04-13 2004-10-06 Ole-Bendt Rasmussen Extruder mit ringförmiger Düse für Koextrusion
DE102007025507A1 (de) 2007-06-01 2008-12-04 Vmi - Az Extrusion Gmbh Ringextruder
DE102009048980A1 (de) * 2009-10-09 2011-04-14 Troester Gmbh & Co. Kg Spritzkopf sowie eine mit einem solchen Spritzkopf ausgestattete Extrusionsvorrichtung
CN114939974B (zh) * 2022-04-19 2023-12-15 神宇通信科技股份公司 同轴电缆ptfe推挤生产线定型模具

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501690A (en) * 1947-12-09 1950-03-28 Carter Products Corp Method and apparatus for making multiple layer plastic conduits
US2736921A (en) * 1953-06-24 1956-03-06 Us Rubber Co Method and apparatus for forming self-sealing inner tube
US3134832A (en) * 1962-02-16 1964-05-26 Dow Corning Method for producing extruded articles
US3453690A (en) * 1967-05-26 1969-07-08 Midland Ross Corp Variable area extruder die-head
US3840311A (en) * 1971-06-01 1974-10-08 Glacier Industries Apparatus for extruding multi-flavor ice cream products of varied shapes
GB1370281A (en) * 1971-09-02 1974-10-16 Creators Ltd Flexible plastics hoses
US3940221A (en) * 1973-09-10 1976-02-24 Welex Incorporated Thickness control system for an extrusion die
DE2510127C2 (de) * 1975-03-06 1983-09-22 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Strangpreßkopf zum Herstellen eines aus zwei konzentrischen, mit ihren Fließnähten versetzt zueinander angeordneten Schichten bestehenden Verbundschlauches aus thermoplastischem Kunststoff
US4029458A (en) * 1975-06-24 1977-06-14 The B.F. Goodrich Company Extrusion die
US4149839A (en) * 1975-12-30 1979-04-17 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Blow molding apparatus
DE2654001C2 (de) * 1976-11-27 1986-02-06 Harald 5210 Troisdorf Feuerherm Vorrichtung zum Herstellen von aus thermoplastischem Kunstoff bestehenden Hohlkörpern
US4249875A (en) * 1978-09-15 1981-02-10 Cosden Technology, Inc. Co-extrusion apparatus and method for producing multiple-layered thermoplastic pipe
CH640457A5 (de) * 1979-05-28 1984-01-13 Schiesser Ag Verfahren und vorrichtung zur bildung der inneren wandteile von fahrzeugreifen.
DE3043228A1 (de) * 1980-11-15 1982-07-01 Mauser-Werke GmbH, 5040 Brühl Strangpresskopf
FR2503627A1 (fr) * 1981-04-09 1982-10-15 Raffinage Cie Francaise Tete pour l'extrusion d'une paraison tubulaire a au moins une couche de matiere
US4507071A (en) * 1983-05-12 1985-03-26 Cosden Technology, Inc. Coextrusion apparatus for producing multiple layered thermoplastic pipe
US4657718A (en) * 1985-02-22 1987-04-14 The Firestone Tire & Rubber Company Coextrusion method
US4578024A (en) * 1985-02-22 1986-03-25 The Firestone Tire & Rubber Company Coextrusion apparatus
US4776909A (en) * 1986-07-28 1988-10-11 The Firestone Tire & Rubber Company Method for making coextruded seamless tubular tire bodies for use in pneumatic tires
US4946364A (en) * 1989-05-31 1990-08-07 Rcm, Ltd., Rubber Consulting & Machinery Apparatus for manufacturing reinforced polymeric tubing

Also Published As

Publication number Publication date
ES2064817T3 (es) 1995-02-01
DE69105873T2 (de) 1995-04-27
EP0472864A3 (de) 1992-03-11
JPH04250018A (ja) 1992-09-04
US5108682A (en) 1992-04-28
EP0472864A2 (de) 1992-03-04
JP3154755B2 (ja) 2001-04-09
EP0472864B1 (de) 1994-12-14

Similar Documents

Publication Publication Date Title
DE69105873T2 (de) Coextrusionsvorrichtung und -verfahren unter Verwendung einer elastischen Düse zum Verändern des Aussenprofils eines rohrförmigen Strangpresslings.
DE69426774D1 (de) Kapazitiver Druckwandler mit justierbarer Durchführung
DE69227811T2 (de) Vorrichtung der Biegeoperation eines rohrförmigen Einsteckteiles
DE69213263D1 (de) Blindnietmutter mit Ziehdorn
DE59001567D1 (de) Drucksensor und dessen herstellverfahren.
DE59406251D1 (de) Verwendung eines Extruders zum Aufkonzentrieren einer Selbstklebemasse auf Acrylathotmelt-Basis.
DE69515905T2 (de) Toilettentrainingshilfsmittel,das einen temperaturwechsel erzeugt
DE69612127D1 (de) Vorrichtung zum verbinden der Abschnitte eines Perforationsstranges
DE69317445T2 (de) Vorrichtung zum Einsetzen einer Prothese zur Wiederherstellung der Stimme
DE69201390D1 (de) Photobioreaktor mit einer Vorrichtung zum automatischen und kontinuierlichen Reinigen der Rohrleitungen des Fotobioreaktorsolarempfängers.
IT8521360A0 (it) Dispositivo per produrre profilati armati e tubi flessibili rinforzati.
DE69111500T2 (de) Verfahren und Vorrichtung zum Voraussagen des Torsionsmomentes einer Gesenkbefestigung.
DE69108471D1 (de) Koextrusionsmaschine zum Verändern des Innen- und Aussenprofils eines rohrförmigen Extrudats.
DE69102219D1 (de) Koextrusionsmaschine und Verwendung eines starren Düsenabschnitts zum Verändern des Aussenprofils eines rohrförmigen Extrudats.
DE69112944T2 (de) Koextrusionsmaschine und Verfahren zum Verändern des Innenprofils eines rohrförmigen Extrudats.
DE58905475D1 (de) Drucksensor und Verfahren zu seiner Herstellung.
DE59308252D1 (de) Vorrichtung für die Reduzierung von Materialausbuchtungen auf einer rohrförmigen Druckhülse
DE59301155D1 (de) Vorrichtung zum Herstellen eines Kunststoff-Rohres mit Querprofilierung
NO920802D0 (no) Produksjonsroer med integrert hydraulisk ledning
DE69202602T2 (de) Vorrichtung zum Prüfen der Innendruckfestigkeit einer Röhre.
DE59100131D1 (de) Rollenstoessel mit einem hydraulischen ausgleichselement.
ITUD940129A0 (it) Dispositivo compensatore dell'allungamento di almeno due fili, o tondini, associato ad un gruppo di tiro
DE69207366D1 (de) Verfahren zur herstellung einer leitung mit veränderlicher steifheit und damit verbundenes element
DE69606904D1 (de) Vorrichtung zum Aufrollen
DE59200410D1 (de) Arbeitsverfahren zur Herstellung eines Gar- oder Kochgerätes.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee