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FR1351963A - Improved method and apparatus for the manufacture of plastic sheets - Google Patents

Improved method and apparatus for the manufacture of plastic sheets

Info

Publication number
FR1351963A
FR1351963A FR929193A FR929193A FR1351963A FR 1351963 A FR1351963 A FR 1351963A FR 929193 A FR929193 A FR 929193A FR 929193 A FR929193 A FR 929193A FR 1351963 A FR1351963 A FR 1351963A
Authority
FR
France
Prior art keywords
manufacture
improved method
plastic sheets
sheets
plastic
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
Application number
FR929193A
Other languages
French (fr)
Inventor
Valer Flax
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 filed Critical
Priority to FR929193A priority Critical patent/FR1351963A/en
Application granted granted Critical
Publication of FR1351963A publication Critical patent/FR1351963A/en
Expired 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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)
FR929193A 1963-03-26 1963-03-26 Improved method and apparatus for the manufacture of plastic sheets Expired FR1351963A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR929193A FR1351963A (en) 1963-03-26 1963-03-26 Improved method and apparatus for the manufacture of plastic sheets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR929193A FR1351963A (en) 1963-03-26 1963-03-26 Improved method and apparatus for the manufacture of plastic sheets

Publications (1)

Publication Number Publication Date
FR1351963A true FR1351963A (en) 1964-02-07

Family

ID=8800064

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929193A Expired FR1351963A (en) 1963-03-26 1963-03-26 Improved method and apparatus for the manufacture of plastic sheets

Country Status (1)

Country Link
FR (1) FR1351963A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0563722A1 (en) * 1992-04-03 1993-10-06 Röhm Gmbh Device for longitudinally cutting profiled plates with internal hollow chambers
EP0578468A1 (en) * 1992-07-07 1994-01-12 W.R. Grace & Co.-Conn. Automatic bubble blower for orientation film lines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0563722A1 (en) * 1992-04-03 1993-10-06 Röhm Gmbh Device for longitudinally cutting profiled plates with internal hollow chambers
EP0578468A1 (en) * 1992-07-07 1994-01-12 W.R. Grace & Co.-Conn. Automatic bubble blower for orientation film lines
AU669897B2 (en) * 1992-07-07 1996-06-27 W.R. Grace & Co.-Conn. Automatic bubble blower for orientation film lines
US5540881A (en) * 1992-07-07 1996-07-30 Varadi; John L. Apparatus and process for automatically blowing a bubble

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