FR2308490A1 - Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique - Google Patents

Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique

Info

Publication number
FR2308490A1
FR2308490A1 FR7513884A FR7513884A FR2308490A1 FR 2308490 A1 FR2308490 A1 FR 2308490A1 FR 7513884 A FR7513884 A FR 7513884A FR 7513884 A FR7513884 A FR 7513884A FR 2308490 A1 FR2308490 A1 FR 2308490A1
Authority
FR
France
Prior art keywords
runners
balanced
uniform distribution
side entry
extruding thermoplastic
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.)
Withdrawn
Application number
FR7513884A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7513884A priority Critical patent/FR2308490A1/fr
Publication of FR2308490A1 publication Critical patent/FR2308490A1/fr
Withdrawn legal-status Critical Current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
    • B29C48/36—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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/154—Coating solid articles, i.e. non-hollow 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
    • B29C48/25—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7513884A 1975-04-25 1975-04-25 Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique Withdrawn FR2308490A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7513884A FR2308490A1 (fr) 1975-04-25 1975-04-25 Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7513884A FR2308490A1 (fr) 1975-04-25 1975-04-25 Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique

Publications (1)

Publication Number Publication Date
FR2308490A1 true FR2308490A1 (fr) 1976-11-19

Family

ID=9154798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513884A Withdrawn FR2308490A1 (fr) 1975-04-25 1975-04-25 Filiere a alimentation laterale pour l'extrusion de gaines en matiere thermoplastique

Country Status (1)

Country Link
FR (1) FR2308490A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495053A1 (fr) * 1980-11-28 1982-06-04 Fairex Machine d'extrusion en continu, ainsi que les produits extrudes obtenus
WO1990011880A1 (fr) * 1989-04-01 1990-10-18 Erich Beck Outil a filiere de façonnage de matieres visqueuses
WO1994008774A1 (fr) * 1992-10-17 1994-04-28 Krupp Bellaform Maschinenbau Gmbh Procede et tete extrudeuse pour la fabrication et/ou l'enrobage de profiles files
US5672303A (en) * 1992-10-17 1997-09-30 Bellaform Extrusionstechnik Gmbh Process and extruding head for the manufacture and/or coating of extruding profiles
WO1998008669A1 (fr) * 1996-08-26 1998-03-05 Addex Design, Inc. Division reguliere du flux de matiere fondue lors de l'extrusion de films souffles

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2495053A1 (fr) * 1980-11-28 1982-06-04 Fairex Machine d'extrusion en continu, ainsi que les produits extrudes obtenus
WO1990011880A1 (fr) * 1989-04-01 1990-10-18 Erich Beck Outil a filiere de façonnage de matieres visqueuses
WO1994008774A1 (fr) * 1992-10-17 1994-04-28 Krupp Bellaform Maschinenbau Gmbh Procede et tete extrudeuse pour la fabrication et/ou l'enrobage de profiles files
US5672303A (en) * 1992-10-17 1997-09-30 Bellaform Extrusionstechnik Gmbh Process and extruding head for the manufacture and/or coating of extruding profiles
WO1998008669A1 (fr) * 1996-08-26 1998-03-05 Addex Design, Inc. Division reguliere du flux de matiere fondue lors de l'extrusion de films souffles
US6190152B1 (en) 1996-08-26 2001-02-20 Addex, Inc. Regular division of molten extrusion flow
US6471502B2 (en) 1996-08-26 2002-10-29 Addex, Inc. Regular division of molten extrusion flow
US6926858B2 (en) 1996-08-26 2005-08-09 Addex, Inc. Method and apparatus for regular division of molten extrusion flow
US7150848B2 (en) 1996-08-26 2006-12-19 Addex, Inc. Method and apparatus for regular division of molten extrusion flow

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Legal Events

Date Code Title Description
ST Notification of lapse