CH627964A5 - Device for stabilising the shape of a soft tube - Google Patents
Device for stabilising the shape of a soft tube Download PDFInfo
- Publication number
- CH627964A5 CH627964A5 CH347179A CH347179A CH627964A5 CH 627964 A5 CH627964 A5 CH 627964A5 CH 347179 A CH347179 A CH 347179A CH 347179 A CH347179 A CH 347179A CH 627964 A5 CH627964 A5 CH 627964A5
- Authority
- CH
- Switzerland
- Prior art keywords
- plates
- fluid
- strip
- pressure
- conduit
- Prior art date
Links
- 230000003019 stabilising effect Effects 0.000 title 1
- 239000012530 fluid Substances 0.000 claims description 37
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 238000011144 upstream manufacturing Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92114—Dimensions
- B29C2948/92133—Width or height
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92428—Calibration, after-treatment, or cooling zone
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92514—Pressure
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92628—Width or height
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92923—Calibration, after-treatment or cooling zone
-
- 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 By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CM5647778 | 1978-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH627964A5 true CH627964A5 (en) | 1982-02-15 |
Family
ID=4574624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH347179A CH627964A5 (en) | 1978-04-21 | 1979-04-11 | Device for stabilising the shape of a soft tube |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE875721A (it) |
CH (1) | CH627964A5 (it) |
DE (1) | DE2911235A1 (it) |
ES (1) | ES478833A1 (it) |
FR (1) | FR2423323A1 (it) |
GB (1) | GB2019306B (it) |
IT (1) | IT1112250B (it) |
PT (1) | PT69457A (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019127454B4 (de) * | 2019-03-29 | 2023-05-04 | Windmöller & Hölscher Kg | System zur verbesserten Einführung einer Trennvorrichtung sowie Blasfolienanlage sowie Verfahren zur Herstellung und Bereitstellung von zumindest zwei Folienbahnen aus Kunststoff in einer Blasfolienanlage |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1030187A (en) * | 1964-03-05 | 1966-05-18 | Canadian Ind | Layflat tubular film manufacture |
US3992107A (en) * | 1975-08-27 | 1976-11-16 | Union Carbide Corporation | Automatic flat width control |
-
1979
- 1979-03-19 GB GB7909557A patent/GB2019306B/en not_active Expired
- 1979-03-21 ES ES478833A patent/ES478833A1/es not_active Expired
- 1979-03-22 DE DE19792911235 patent/DE2911235A1/de active Granted
- 1979-04-09 PT PT69457A patent/PT69457A/pt unknown
- 1979-04-11 CH CH347179A patent/CH627964A5/fr not_active IP Right Cessation
- 1979-04-19 IT IT21994/79A patent/IT1112250B/it active
- 1979-04-20 BE BE0/194723A patent/BE875721A/xx not_active IP Right Cessation
- 1979-04-20 FR FR7910965A patent/FR2423323A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
IT7921994A0 (it) | 1979-04-19 |
IT1112250B (it) | 1986-01-13 |
BE875721A (fr) | 1979-10-22 |
ES478833A1 (es) | 1979-08-01 |
PT69457A (fr) | 1979-05-01 |
DE2911235C2 (it) | 1989-05-03 |
DE2911235A1 (de) | 1979-12-06 |
GB2019306A (en) | 1979-10-31 |
FR2423323A1 (fr) | 1979-11-16 |
GB2019306B (en) | 1982-11-10 |
FR2423323B1 (it) | 1984-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: LESIEUR-COTELLE & ASSOCIES S.A. |
|
PL | Patent ceased |