CH525076A - Vorrichtung zum Extrudieren von Kunststoffolienschläuchen - Google Patents

Vorrichtung zum Extrudieren von Kunststoffolienschläuchen

Info

Publication number
CH525076A
CH525076A CH1473571A CH1473571A CH525076A CH 525076 A CH525076 A CH 525076A CH 1473571 A CH1473571 A CH 1473571A CH 1473571 A CH1473571 A CH 1473571A CH 525076 A CH525076 A CH 525076A
Authority
CH
Switzerland
Prior art keywords
plastic film
extruding plastic
film tubes
tubes
extruding
Prior art date
Application number
CH1473571A
Other languages
English (en)
Inventor
Konermann Fritz
Original Assignee
Bischof & Klein
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 Bischof & Klein filed Critical Bischof & Klein
Publication of CH525076A publication Critical patent/CH525076A/de

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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
    • 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
    • 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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Of Metal (AREA)
CH1473571A 1970-10-17 1971-10-08 Vorrichtung zum Extrudieren von Kunststoffolienschläuchen CH525076A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702051041 DE2051041A1 (de) 1970-10-17 1970-10-17 Vorrichtung zum Extrudieren von Kunststoffolien

Publications (1)

Publication Number Publication Date
CH525076A true CH525076A (de) 1972-07-15

Family

ID=5785408

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1473571A CH525076A (de) 1970-10-17 1971-10-08 Vorrichtung zum Extrudieren von Kunststoffolienschläuchen

Country Status (6)

Country Link
US (1) US3764251A (de)
CH (1) CH525076A (de)
DE (1) DE2051041A1 (de)
FR (1) FR2111686B3 (de)
GB (1) GB1329480A (de)
IT (1) IT939064B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4259047A (en) * 1978-01-24 1981-03-31 Cole Robert J Air ring for the production of blown film
ZA817888B (en) * 1980-11-26 1982-10-27 Union Carbide Corp Air ring lip extension for blowing film from olefin resins
US4415711A (en) * 1982-07-02 1983-11-15 Union Carbide Corporation Process for forming film from low strain hardening polymers
CA2076873A1 (en) * 1990-02-28 1991-08-29 Clyde C. Grady Method and apparatus for producing polymeric films
US5322664A (en) * 1993-02-02 1994-06-21 Owens-Illinois Labels Inc. Clear film extrusion from an annular die
CA3055886C (en) * 2017-04-07 2022-09-06 Brampton Engineering Inc. Adjustable venturi ring

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3074108A (en) * 1960-04-25 1963-01-22 Phillips Petroleum Co Apparatus for biaxially orienting thermoplastic film
US3186033A (en) * 1962-10-23 1965-06-01 Nat Distillers Chem Corp Adjustable air ring
FR1423754A (fr) * 1964-10-22 1966-01-07 Shell Int Research Procédé et dispositif pour refroidir des films thermoplastiques tubulaires
US3210803A (en) * 1963-11-12 1965-10-12 Poly Plastic Products Inc Plastic tubing extrusion die air ring
FR1421490A (fr) * 1964-11-02 1965-12-17 Prosyn Matériel perfectionné pour la fabrication de gaines en matière plastique extrudée

Also Published As

Publication number Publication date
FR2111686B3 (de) 1974-01-04
GB1329480A (en) 1973-09-12
FR2111686A3 (de) 1972-06-09
US3764251A (en) 1973-10-09
IT939064B (it) 1973-02-10
DE2051041A1 (de) 1972-07-20

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Legal Events

Date Code Title Description
PL Patent ceased