GB1573574A - Manufacture of tubular sheaths - Google Patents

Manufacture of tubular sheaths Download PDF

Info

Publication number
GB1573574A
GB1573574A GB51612/77A GB5161277A GB1573574A GB 1573574 A GB1573574 A GB 1573574A GB 51612/77 A GB51612/77 A GB 51612/77A GB 5161277 A GB5161277 A GB 5161277A GB 1573574 A GB1573574 A GB 1573574A
Authority
GB
United Kingdom
Prior art keywords
sheath
pressure
sleeve
mandrel
extruded
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
GB51612/77A
Other languages
English (en)
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.)
ATO Chimie SA
Original Assignee
ATO Chimie SA
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 ATO Chimie SA filed Critical ATO Chimie SA
Publication of GB1573574A publication Critical patent/GB1573574A/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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • 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
    • B29C48/03—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
GB51612/77A 1976-12-16 1977-12-12 Manufacture of tubular sheaths Expired GB1573574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7637896A FR2374149A1 (fr) 1976-12-16 1976-12-16 Dispositif de formage et de calibrage de gaine dans une installation d'extrusion-soufflage de gaines tubulaires

Publications (1)

Publication Number Publication Date
GB1573574A true GB1573574A (en) 1980-08-28

Family

ID=9181135

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51612/77A Expired GB1573574A (en) 1976-12-16 1977-12-12 Manufacture of tubular sheaths

Country Status (4)

Country Link
DE (1) DE2756039A1 (de)
FR (1) FR2374149A1 (de)
GB (1) GB1573574A (de)
IT (1) IT1088777B (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182603A (en) * 1985-11-06 1987-05-20 Victaulic Plc Transversely expanding and calibrating an extruded hollow product
WO2011058072A3 (de) * 2009-11-10 2011-09-15 Windmöller & Hölscher Kg Vorrichtung und verfahren zum kalibrieren von folienschläuchen
EP2626188A1 (de) 2012-02-08 2013-08-14 Manfred Binder Verstellbare Kalibrierung
EP3402643B1 (de) * 2016-01-15 2020-09-16 Addex, Inc. Gesteuertes druckgehäuse
IT202100026603A1 (it) * 2021-10-18 2023-04-18 Pietro Lualdi Sistema e metodo di raffreddamento di un film plastico nella filmatura per soffiaggio

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3319604A1 (de) * 1983-05-30 1984-12-06 Fa. Klaus Reinhold, 4540 Lengerich Kalibriervorrichtung an einem extruder
DE3532625A1 (de) * 1985-09-12 1987-03-19 Tomi Machinery Mfg Co Ltd Verfahren und vorrichtung zum abkuehlen und fuehren einer folie aus thermoplastischem kunstharz
US4698196A (en) * 1985-12-24 1987-10-06 Xerox Corporation Method and apparatus for extruding creaseless thin walled tubes
DE4405463A1 (de) * 1994-02-21 1995-08-24 Windmoeller & Hoelscher Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2182603A (en) * 1985-11-06 1987-05-20 Victaulic Plc Transversely expanding and calibrating an extruded hollow product
GB2182603B (en) * 1985-11-06 1990-01-24 Victaulic Plc Improvements in or relating to the extrusion of products
WO2011058072A3 (de) * 2009-11-10 2011-09-15 Windmöller & Hölscher Kg Vorrichtung und verfahren zum kalibrieren von folienschläuchen
CN102725121A (zh) * 2009-11-10 2012-10-10 温德莫勒及霍尔希尔公司 用于薄膜管定径的装置和方法
CN102725121B (zh) * 2009-11-10 2015-01-28 温德莫勒及霍尔希尔公司 用于薄膜管定径的装置和方法
US9434097B2 (en) 2009-11-10 2016-09-06 Windmoeller & Hoelscher Kg Device and method for calibrating film tubing
EP2626188A1 (de) 2012-02-08 2013-08-14 Manfred Binder Verstellbare Kalibrierung
EP3402643B1 (de) * 2016-01-15 2020-09-16 Addex, Inc. Gesteuertes druckgehäuse
IT202100026603A1 (it) * 2021-10-18 2023-04-18 Pietro Lualdi Sistema e metodo di raffreddamento di un film plastico nella filmatura per soffiaggio

Also Published As

Publication number Publication date
FR2374149A1 (fr) 1978-07-13
DE2756039A1 (de) 1978-06-29
FR2374149B1 (de) 1979-03-30
IT1088777B (it) 1985-06-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19971211