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JPS52110766A - Shrinking deformable frame assembly for blowing tube - Google Patents

Shrinking deformable frame assembly for blowing tube

Info

Publication number
JPS52110766A
JPS52110766A JP1705577A JP1705577A JPS52110766A JP S52110766 A JPS52110766 A JP S52110766A JP 1705577 A JP1705577 A JP 1705577A JP 1705577 A JP1705577 A JP 1705577A JP S52110766 A JPS52110766 A JP S52110766A
Authority
JP
Japan
Prior art keywords
shrinking
frame assembly
blowing tube
deformable frame
deformable
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.)
Pending
Application number
JP1705577A
Other languages
Japanese (ja)
Inventor
Uiriamu Dauson Chiyaaruzu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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
Priority claimed from US05/666,508 external-priority patent/US4068999A/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of JPS52110766A publication Critical patent/JPS52110766A/en
Pending 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/02—Bending or folding
    • B29C53/10—Bending or folding of blown tubular films, e.g. gusseting
    • 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP1705577A 1976-03-12 1977-02-18 Shrinking deformable frame assembly for blowing tube Pending JPS52110766A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/666,508 US4068999A (en) 1973-04-09 1976-03-12 Blown tube collapse frame assembly

Publications (1)

Publication Number Publication Date
JPS52110766A true JPS52110766A (en) 1977-09-17

Family

ID=24674362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1705577A Pending JPS52110766A (en) 1976-03-12 1977-02-18 Shrinking deformable frame assembly for blowing tube

Country Status (5)

Country Link
JP (1) JPS52110766A (en)
DE (1) DE2710426A1 (en)
FI (1) FI770784A7 (en)
FR (1) FR2343583A1 (en)
GB (1) GB1575071A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007029794B4 (en) * 2007-04-03 2009-08-27 Windmöller & Hölscher Kg Device for laying a film tube to a flat material

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3335208A (en) * 1966-05-16 1967-08-08 Dow Chemical Co Process for producing thin-wall plastic tubing
US3355770A (en) * 1965-03-01 1967-12-05 Barmag Barmer Maschf Device for the wrinkle-free flattening and cooling of a seamless thermoplastic foil tube

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL260970A (en) * 1960-02-08 1900-01-01
US3258516A (en) * 1961-09-28 1966-06-28 Du Pont Production of polymeric film
US3558410A (en) * 1965-06-28 1971-01-26 Nat Distillers Chem Corp Extrusion method and apparatus for the extrusion of rectangular tubes of thermoplastic sheet
GB1465188A (en) * 1973-04-09 1977-02-23 Gen Electric Apparatus for collapsing blown tubes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355770A (en) * 1965-03-01 1967-12-05 Barmag Barmer Maschf Device for the wrinkle-free flattening and cooling of a seamless thermoplastic foil tube
US3335208A (en) * 1966-05-16 1967-08-08 Dow Chemical Co Process for producing thin-wall plastic tubing

Also Published As

Publication number Publication date
FR2343583B1 (en) 1980-11-28
DE2710426A1 (en) 1977-09-22
FR2343583A1 (en) 1977-10-07
GB1575071A (en) 1980-09-17
FI770784A7 (en) 1977-09-13

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