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 thermoplastiqueInfo
- 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- Withdrawn
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)
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)
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 |
-
1975
- 1975-04-25 FR FR7513884A patent/FR2308490A1/fr not_active Withdrawn
Cited By (9)
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 |