CH674725A5 - Extrusion head to mfr. tubular plastic film - Google Patents

Extrusion head to mfr. tubular plastic film Download PDF

Info

Publication number
CH674725A5
CH674725A5 CH4144/87A CH414487A CH674725A5 CH 674725 A5 CH674725 A5 CH 674725A5 CH 4144/87 A CH4144/87 A CH 4144/87A CH 414487 A CH414487 A CH 414487A CH 674725 A5 CH674725 A5 CH 674725A5
Authority
CH
Switzerland
Prior art keywords
film
installation according
drive
extrusion head
strip
Prior art date
Application number
CH4144/87A
Other languages
English (en)
French (fr)
Inventor
Johannes Marie Stevers
Original Assignee
Lilaran & Sons Uk Limited B
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 Lilaran & Sons Uk Limited B filed Critical Lilaran & Sons Uk Limited B
Publication of CH674725A5 publication Critical patent/CH674725A5/fr

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 Of Tube Ends By Bending Or Straightening (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
CH4144/87A 1987-07-07 1987-10-21 Extrusion head to mfr. tubular plastic film CH674725A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE8700750A BE1001655A4 (nl) 1987-07-07 1987-07-07 Inrichting voor het vervaardigen van kunststoffilms.

Publications (1)

Publication Number Publication Date
CH674725A5 true CH674725A5 (en) 1990-07-13

Family

ID=3882755

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4144/87A CH674725A5 (en) 1987-07-07 1987-10-21 Extrusion head to mfr. tubular plastic film

Country Status (4)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609638C1 (de) * 1996-03-12 1997-11-13 Windmoeller & Hoelscher Vorrichtung zum Flachlegen eines Folienschlauches

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 (de) * 1970-10-23 1975-02-20 Windmoeller & Hoelscher, 4540 Lengerich Vorrichtung zum Herstellen und Aufwikkeln faitenfrei flachgelegter Kunststoffschlauchfolien
DE2605296A1 (de) * 1976-02-11 1977-08-18 Demag Kunststofftech Abzugs- und wickelvorrichtung fuer im blasverfahren hergestellte kunststoffschlauchfolie
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 (de) * 1981-02-11 1985-06-27 Reifenhäuser KG, 5210 Troisdorf Vorrichtung zum Aufwickeln einer in einer Blasfolienanlage erzeugten, flachgelegten Kunststoffolienbahn zu einem Coil
JPS5857922A (ja) * 1981-10-02 1983-04-06 Modern Mach Kk バブル安定板
JPS59127742A (ja) * 1983-01-07 1984-07-23 Asahi Chem Ind Co Ltd 中実な熱可塑性樹脂棒状体を高速度で連続的に製造する方法
ATE33363T1 (de) * 1985-01-18 1988-04-15 Alpine Ag Abzugsvorrichtung fuer kunststoff-schlauchfolien.

Also Published As

Publication number Publication date
IT8753870V0 (it) 1987-12-04
BE1001655A4 (nl) 1990-01-16
FR2617759A1 (fr) 1989-01-13
IT212902Z2 (it) 1989-09-20
FR2617759B3 (fr) 1989-09-22

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: PLASTAR S.A.

PL Patent ceased