CA1115016A - Transversely stretching plastics material - Google Patents
Transversely stretching plastics materialInfo
- Publication number
- CA1115016A CA1115016A CA312,966A CA312966A CA1115016A CA 1115016 A CA1115016 A CA 1115016A CA 312966 A CA312966 A CA 312966A CA 1115016 A CA1115016 A CA 1115016A
- Authority
- CA
- Canada
- Prior art keywords
- web
- pressure elements
- transversely
- bank
- pressure
- 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.)
- Expired
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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
-
- 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
- B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
-
- 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
- B29C48/355—Conveyors for extruded 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/08—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique transverse to the direction of feed
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2028/00—Nets or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Treatment Of Fiber Materials (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB43159/77A GB1594983A (en) | 1977-10-17 | 1977-10-17 | Transversely stretching plastics material webs |
GB43159/77 | 1977-10-17 | ||
GB530578 | 1978-02-09 | ||
GB5305/78 | 1978-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1115016A true CA1115016A (en) | 1981-12-29 |
Family
ID=26239788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA312,966A Expired CA1115016A (en) | 1977-10-17 | 1978-10-10 | Transversely stretching plastics material |
Country Status (18)
Country | Link |
---|---|
JP (1) | JPS5465776A (de) |
AU (1) | AU527720B2 (de) |
BR (1) | BR7806734A (de) |
CA (1) | CA1115016A (de) |
CH (1) | CH636801A5 (de) |
DE (1) | DE2844275A1 (de) |
DK (1) | DK460978A (de) |
ES (1) | ES474262A1 (de) |
FI (1) | FI783143A (de) |
FR (1) | FR2405805A1 (de) |
GR (1) | GR66790B (de) |
IT (1) | IT1099726B (de) |
LU (1) | LU80373A1 (de) |
NL (1) | NL7810407A (de) |
NO (1) | NO783494L (de) |
NZ (1) | NZ188585A (de) |
PL (1) | PL113777B1 (de) |
SE (1) | SE429420B (de) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB905252A (en) * | 1960-04-04 | 1962-09-05 | Plastic Textile Access Ltd | Improvements in and relating to the stretching of plastic net for molecular orientation of the mesh strands |
GB1546765A (en) * | 1975-05-23 | 1979-05-31 | Mercer Ltd F B | Stretching webs of sheet material |
-
1978
- 1978-10-03 GR GR57358A patent/GR66790B/el unknown
- 1978-10-05 NZ NZ188585A patent/NZ188585A/xx unknown
- 1978-10-06 AU AU40483/78A patent/AU527720B2/en not_active Expired
- 1978-10-10 CA CA312,966A patent/CA1115016A/en not_active Expired
- 1978-10-11 BR BR7806734A patent/BR7806734A/pt unknown
- 1978-10-11 DE DE2844275A patent/DE2844275A1/de not_active Withdrawn
- 1978-10-13 IT IT28749/78A patent/IT1099726B/it active
- 1978-10-13 CH CH1066378A patent/CH636801A5/de not_active IP Right Cessation
- 1978-10-13 FR FR7829277A patent/FR2405805A1/fr active Granted
- 1978-10-14 PL PL1978210292A patent/PL113777B1/pl unknown
- 1978-10-16 FI FI783143A patent/FI783143A/fi unknown
- 1978-10-16 NO NO783494A patent/NO783494L/no unknown
- 1978-10-16 SE SE7810757A patent/SE429420B/sv unknown
- 1978-10-16 DK DK460978A patent/DK460978A/da not_active Application Discontinuation
- 1978-10-16 JP JP12631078A patent/JPS5465776A/ja active Pending
- 1978-10-16 LU LU80373A patent/LU80373A1/xx unknown
- 1978-10-17 NL NL7810407A patent/NL7810407A/xx not_active Application Discontinuation
- 1978-10-17 ES ES474262A patent/ES474262A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI783143A (fi) | 1979-04-18 |
NZ188585A (en) | 1982-03-09 |
SE7810757L (sv) | 1979-04-18 |
PL210292A1 (pl) | 1979-07-16 |
NL7810407A (nl) | 1979-04-19 |
JPS5465776A (en) | 1979-05-26 |
CH636801A5 (en) | 1983-06-30 |
DK460978A (da) | 1979-04-18 |
FR2405805B1 (de) | 1982-05-21 |
AU4048378A (en) | 1980-04-17 |
BR7806734A (pt) | 1979-05-08 |
FR2405805A1 (fr) | 1979-05-11 |
LU80373A1 (fr) | 1979-03-19 |
PL113777B1 (en) | 1980-12-31 |
SE429420B (sv) | 1983-09-05 |
NO783494L (no) | 1979-04-18 |
IT1099726B (it) | 1985-09-28 |
GR66790B (de) | 1981-04-29 |
ES474262A1 (es) | 1979-11-01 |
AU527720B2 (en) | 1983-03-17 |
DE2844275A1 (de) | 1979-04-19 |
IT7828749A0 (it) | 1978-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |