FR2314036A1 - Procede de mise a plat d'une gaine en matiere plastique realisee par extrusion soufflage et dispositif pour la mise en oeuvre de ce procede - Google Patents
Procede de mise a plat d'une gaine en matiere plastique realisee par extrusion soufflage et dispositif pour la mise en oeuvre de ce procedeInfo
- Publication number
- FR2314036A1 FR2314036A1 FR7517883A FR7517883A FR2314036A1 FR 2314036 A1 FR2314036 A1 FR 2314036A1 FR 7517883 A FR7517883 A FR 7517883A FR 7517883 A FR7517883 A FR 7517883A FR 2314036 A1 FR2314036 A1 FR 2314036A1
- Authority
- FR
- France
- Prior art keywords
- flatting
- implementing
- plastic sheath
- sheath made
- extrusion blowing
- 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.)
- Granted
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
- B29C48/03—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
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7517883A FR2314036A1 (fr) | 1975-06-09 | 1975-06-09 | Procede de mise a plat d'une gaine en matiere plastique realisee par extrusion soufflage et dispositif pour la mise en oeuvre de ce procede |
DE19762623580 DE2623580A1 (de) | 1975-06-09 | 1976-05-26 | Verfahren und vorrichtung zum flachlegen einer durch blasextrusion hergestellten kunststoffhuelle |
GB22366/76A GB1509114A (en) | 1975-06-09 | 1976-05-28 | Method of flattening a thin tubular sheath of plastics material and apparatus for carrying out this method |
IT24063/76A IT1062172B (it) | 1975-06-09 | 1976-06-09 | Procedimento per rendere piana una pellicola in materia plastica prodotta per estrusione e soffiaggio e dispositivo per la messa in opera di questo procedimento |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7517883A FR2314036A1 (fr) | 1975-06-09 | 1975-06-09 | Procede de mise a plat d'une gaine en matiere plastique realisee par extrusion soufflage et dispositif pour la mise en oeuvre de ce procede |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2314036A1 true FR2314036A1 (fr) | 1977-01-07 |
FR2314036B1 FR2314036B1 (fr) | 1977-12-09 |
Family
ID=9156200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7517883A Granted FR2314036A1 (fr) | 1975-06-09 | 1975-06-09 | Procede de mise a plat d'une gaine en matiere plastique realisee par extrusion soufflage et dispositif pour la mise en oeuvre de ce procede |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2623580A1 (fr) |
FR (1) | FR2314036A1 (fr) |
GB (1) | GB1509114A (fr) |
IT (1) | IT1062172B (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10115259C1 (de) * | 2001-03-28 | 2002-10-02 | Kiefel Extrusion Gmbh | Luftwendestange |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2227941A1 (fr) * | 1973-05-02 | 1974-11-29 | Demag Ag |
-
1975
- 1975-06-09 FR FR7517883A patent/FR2314036A1/fr active Granted
-
1976
- 1976-05-26 DE DE19762623580 patent/DE2623580A1/de not_active Withdrawn
- 1976-05-28 GB GB22366/76A patent/GB1509114A/en not_active Expired
- 1976-06-09 IT IT24063/76A patent/IT1062172B/it active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2227941A1 (fr) * | 1973-05-02 | 1974-11-29 | Demag Ag |
Also Published As
Publication number | Publication date |
---|---|
DE2623580A1 (de) | 1976-12-30 |
GB1509114A (en) | 1978-04-26 |
FR2314036B1 (fr) | 1977-12-09 |
IT1062172B (it) | 1983-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |