IT1316700B1 - Testa di estrusione per manufatti in materia plastica a forma tubolare - Google Patents

Testa di estrusione per manufatti in materia plastica a forma tubolare

Info

Publication number
IT1316700B1
IT1316700B1 IT2000MI000406A ITMI20000406A IT1316700B1 IT 1316700 B1 IT1316700 B1 IT 1316700B1 IT 2000MI000406 A IT2000MI000406 A IT 2000MI000406A IT MI20000406 A ITMI20000406 A IT MI20000406A IT 1316700 B1 IT1316700 B1 IT 1316700B1
Authority
IT
Italy
Prior art keywords
extrusion head
shaped plastic
plastic articles
tubular shaped
tubular
Prior art date
Application number
IT2000MI000406A
Other languages
English (en)
Inventor
Camillo Lupi
Original Assignee
Tecnomatic 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 Tecnomatic Spa filed Critical Tecnomatic Spa
Priority to IT2000MI000406A priority Critical patent/IT1316700B1/it
Publication of ITMI20000406A0 publication Critical patent/ITMI20000406A0/it
Priority to PCT/EP2001/002209 priority patent/WO2001064420A2/en
Priority to EP01931485A priority patent/EP1214184A2/en
Priority to AU58254/01A priority patent/AU5825401A/en
Publication of ITMI20000406A1 publication Critical patent/ITMI20000406A1/it
Application granted granted Critical
Publication of IT1316700B1 publication Critical patent/IT1316700B1/it

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/25—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
    • 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
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT2000MI000406A 2000-03-01 2000-03-01 Testa di estrusione per manufatti in materia plastica a forma tubolare IT1316700B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT2000MI000406A IT1316700B1 (it) 2000-03-01 2000-03-01 Testa di estrusione per manufatti in materia plastica a forma tubolare
PCT/EP2001/002209 WO2001064420A2 (en) 2000-03-01 2001-02-26 Extrusion head for tubular articles made of plastic materials
EP01931485A EP1214184A2 (en) 2000-03-01 2001-02-26 Extrusion head for tubular articles made of plastic materials
AU58254/01A AU5825401A (en) 2000-03-01 2001-02-26 Extrusion head for tubular articles made of plastic materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000MI000406A IT1316700B1 (it) 2000-03-01 2000-03-01 Testa di estrusione per manufatti in materia plastica a forma tubolare

Publications (3)

Publication Number Publication Date
ITMI20000406A0 ITMI20000406A0 (it) 2000-03-01
ITMI20000406A1 ITMI20000406A1 (it) 2001-09-03
IT1316700B1 true IT1316700B1 (it) 2003-04-24

Family

ID=11444282

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000MI000406A IT1316700B1 (it) 2000-03-01 2000-03-01 Testa di estrusione per manufatti in materia plastica a forma tubolare

Country Status (4)

Country Link
EP (1) EP1214184A2 (it)
AU (1) AU5825401A (it)
IT (1) IT1316700B1 (it)
WO (1) WO2001064420A2 (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE790359L (en) * 1979-04-02 1980-10-02 Paclene Co Ltd Ribbed polyethylene film
JPS5882722A (ja) * 1981-11-12 1983-05-18 Yoshihiko Tadami 加熱溶融物の成形方法
IT1225793B (it) * 1988-10-04 1990-11-29 Tecnomatic Spa Testa di estrusione.
US5281126A (en) * 1992-02-25 1994-01-25 Ube Industries, Ltd. Blow molding die

Also Published As

Publication number Publication date
ITMI20000406A1 (it) 2001-09-03
WO2001064420A2 (en) 2001-09-07
EP1214184A2 (en) 2002-06-19
ITMI20000406A0 (it) 2000-03-01
WO2001064420A3 (en) 2001-12-27
AU5825401A (en) 2001-09-12

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