IT212902Z2 - EQUIPMENT FOR THE MANUFACTURE OF PLASTIC FILM - Google Patents

EQUIPMENT FOR THE MANUFACTURE OF PLASTIC FILM

Info

Publication number
IT212902Z2
IT212902Z2 IT8753870U IT5387087U IT212902Z2 IT 212902 Z2 IT212902 Z2 IT 212902Z2 IT 8753870 U IT8753870 U IT 8753870U IT 5387087 U IT5387087 U IT 5387087U IT 212902 Z2 IT212902 Z2 IT 212902Z2
Authority
IT
Italy
Prior art keywords
manufacture
equipment
plastic film
plastic
film
Prior art date
Application number
IT8753870U
Other languages
Italian (it)
Other versions
IT8753870V0 (en
Original Assignee
Interpit Naamloze Vennootschap
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 by Interpit Naamloze Vennootschap filed Critical Interpit Naamloze Vennootschap
Publication of IT8753870V0 publication Critical patent/IT8753870V0/en
Application granted granted Critical
Publication of IT212902Z2 publication Critical patent/IT212902Z2/en

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
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • 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
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/001—Tubular films, sleeves

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)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT8753870U 1987-07-07 1987-12-04 EQUIPMENT FOR THE MANUFACTURE OF PLASTIC FILM IT212902Z2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE8700750A BE1001655A4 (en) 1987-07-07 1987-07-07 Device for the production of plastic films.

Publications (2)

Publication Number Publication Date
IT8753870V0 IT8753870V0 (en) 1987-12-04
IT212902Z2 true IT212902Z2 (en) 1989-09-20

Family

ID=3882755

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8753870U IT212902Z2 (en) 1987-07-07 1987-12-04 EQUIPMENT FOR THE MANUFACTURE OF PLASTIC FILM

Country Status (4)

Country Link
BE (1) BE1001655A4 (en)
CH (1) CH674725A5 (en)
FR (1) FR2617759B3 (en)
IT (1) IT212902Z2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609638C1 (en) * 1996-03-12 1997-11-13 Windmoeller & Hoelscher Device for laying a film tube flat

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844846A (en) * 1954-09-02 1958-07-29 Chester Packaging Products Cor Plastic film extruder
US3161942A (en) * 1961-01-03 1964-12-22 Dow Chemical Co Apparatus for distributing uniform gauge variations of plastic extruded film on windup rolls
CA988265A (en) * 1970-07-17 1976-05-04 Hartmut Upmeier Flattening and take-off apparatus for blown tubular plastics film
DE2052127C3 (en) * 1970-10-23 1975-02-20 Windmoeller & Hoelscher, 4540 Lengerich Device for producing and wrapping plastic tubular films that are laid flat free of straps
DE2605296A1 (en) * 1976-02-11 1977-08-18 Demag Kunststofftech PULL-OFF AND WINDING DEVICE FOR PLASTIC TUBE FILM MANUFACTURED BY THE BLOW PROCESS
US4115048A (en) * 1976-12-27 1978-09-19 Union Carbide Corporation Apparatus for internally cooling a plastic tubular film bubble
US4415392A (en) * 1978-11-20 1983-11-15 Japan Styrene Paper Corporation Method for producing foamed plastic sheet
DE3104755C3 (en) * 1981-02-11 1985-06-27 Reifenhäuser KG, 5210 Troisdorf Device for winding a flat plastic film web produced in a blown film line into a coil
JPS5857922A (en) * 1981-10-02 1983-04-06 Modern Mach Kk Bubble stabilizer
JPS59127742A (en) * 1983-01-07 1984-07-23 Asahi Chem Ind Co Ltd Method for continuously preparaing solid thermoplastic resin rod shaped body at high speed
ATE33363T1 (en) * 1985-01-18 1988-04-15 Alpine Ag PULL-OFF DEVICE FOR PLASTIC TUBE FILM.

Also Published As

Publication number Publication date
CH674725A5 (en) 1990-07-13
FR2617759A1 (en) 1989-01-13
FR2617759B3 (en) 1989-09-22
IT8753870V0 (en) 1987-12-04
BE1001655A4 (en) 1990-01-16

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