ATE446183T1 - Verfahren und extrusionsdüse zum extrudieren von kunststoffen - Google Patents

Verfahren und extrusionsdüse zum extrudieren von kunststoffen

Info

Publication number
ATE446183T1
ATE446183T1 AT01994956T AT01994956T ATE446183T1 AT E446183 T1 ATE446183 T1 AT E446183T1 AT 01994956 T AT01994956 T AT 01994956T AT 01994956 T AT01994956 T AT 01994956T AT E446183 T1 ATE446183 T1 AT E446183T1
Authority
AT
Austria
Prior art keywords
extrusion
polymeric material
head
plastic materials
extrusion nozzle
Prior art date
Application number
AT01994956T
Other languages
English (en)
Inventor
Luca Balconi
Valter Castiglioni
Angelo Riella
Sergio Belli
Original Assignee
Prysmian Spa
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 Prysmian Spa filed Critical Prysmian Spa
Application granted granted Critical
Publication of ATE446183T1 publication Critical patent/ATE446183T1/de

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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/254—Sealing means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AT01994956T 2001-12-21 2001-12-21 Verfahren und extrusionsdüse zum extrudieren von kunststoffen ATE446183T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2001/000653 WO2003061944A1 (en) 2001-12-21 2001-12-21 Method and extrusion head for extruding a polymeric material

Publications (1)

Publication Number Publication Date
ATE446183T1 true ATE446183T1 (de) 2009-11-15

Family

ID=27590439

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01994956T ATE446183T1 (de) 2001-12-21 2001-12-21 Verfahren und extrusionsdüse zum extrudieren von kunststoffen

Country Status (6)

Country Link
US (1) US7927531B2 (de)
EP (1) EP1458546B1 (de)
AT (1) ATE446183T1 (de)
DE (1) DE60140275D1 (de)
ES (1) ES2334105T3 (de)
WO (1) WO2003061944A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229012A (en) 1962-05-28 1966-01-11 Gen Cable Corp Method and apparatus for extruding laminar wall
GB967567A (en) * 1962-07-18 1964-08-26 Ass Elect Ind Improvements relating to electric cables with extruded insulant
US3530916A (en) * 1968-09-30 1970-09-29 Hobbs Mfg Co Self-sealing breaker plate for extruders
FR2736134B1 (fr) * 1995-06-29 1997-08-22 Kertscher Sa E Dispositif d'etancheite, notamment pour machine de transformation de matiere plastique
EP0938961A1 (de) * 1998-02-25 1999-09-01 Paul Troester Maschinenfabrik Spritzkopf für die Ummantelung von elektrischen Leitern
DE10001362C1 (de) * 2000-01-14 2001-04-05 Windmoeller & Hoelscher Extruderdüsenkopf
US7060209B2 (en) * 2001-09-10 2006-06-13 Pirelli & C. S.P.A. Extrusion method and apparatus for producing a cable

Also Published As

Publication number Publication date
EP1458546B1 (de) 2009-10-21
ES2334105T3 (es) 2010-03-05
WO2003061944A1 (en) 2003-07-31
US7927531B2 (en) 2011-04-19
EP1458546A1 (de) 2004-09-22
DE60140275D1 (de) 2009-12-03
US20050104246A1 (en) 2005-05-19

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties