IT8820037A0 - Dispositivo per calibrare pellicole tubolari soffiate. - Google Patents

Dispositivo per calibrare pellicole tubolari soffiate.

Info

Publication number
IT8820037A0
IT8820037A0 IT8820037A IT2003788A IT8820037A0 IT 8820037 A0 IT8820037 A0 IT 8820037A0 IT 8820037 A IT8820037 A IT 8820037A IT 2003788 A IT2003788 A IT 2003788A IT 8820037 A0 IT8820037 A0 IT 8820037A0
Authority
IT
Italy
Prior art keywords
calibration
tubular film
blown tubular
blown
film
Prior art date
Application number
IT8820037A
Other languages
English (en)
Other versions
IT1216663B (it
Inventor
Schnell Willi
Steinberg Klaus
Original Assignee
Reifenhaeuser Masch
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 Reifenhaeuser Masch filed Critical Reifenhaeuser Masch
Publication of IT8820037A0 publication Critical patent/IT8820037A0/it
Application granted granted Critical
Publication of IT1216663B publication Critical patent/IT1216663B/it

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
    • B29C48/908—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 characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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
    • B29C48/25—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
    • B29C48/903—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 externally
    • 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
    • B29C48/907—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 using adjustable calibrators, e.g. the dimensions of the calibrator being changeable
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Diaphragms For Cameras (AREA)
IT8820037A 1987-05-09 1988-03-30 Dispositivo per calibrare pellicole tubolari soffiate. IT1216663B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE8706688U DE8706688U1 (it) 1987-05-09 1987-05-09

Publications (2)

Publication Number Publication Date
IT8820037A0 true IT8820037A0 (it) 1988-03-30
IT1216663B IT1216663B (it) 1990-03-08

Family

ID=6807856

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8820037A IT1216663B (it) 1987-05-09 1988-03-30 Dispositivo per calibrare pellicole tubolari soffiate.

Country Status (5)

Country Link
US (1) US4815957A (it)
DE (1) DE8706688U1 (it)
FR (1) FR2614829B1 (it)
GB (1) GB2204526B (it)
IT (1) IT1216663B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5441395A (en) * 1994-06-22 1995-08-15 Planeta; Mirek Tubular plastic film extrusion apparatus with improved adjustable sizing cage
US5700489A (en) * 1996-04-08 1997-12-23 Pearl Technologies, Inc. Bubble stabilizer and sizing cage with wear strips
DE19617811C1 (de) * 1996-05-03 1997-08-21 Windmoeller & Hoelscher Vorrichtung zum Flachlegen eines Folienschlauches
DE19843340C2 (de) * 1998-09-22 2001-11-22 Strumann Werner Egeplast Vorrichtung zur Herstellung von Kunststoffrohren
US6196827B1 (en) * 1998-12-09 2001-03-06 Pearl Technologies, Inc. Swing arm stabilizing cage
WO2007079899A1 (de) * 2005-12-21 2007-07-19 Windmöller & Hölscher Kg Kalibrierkorbverstellung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2357138C3 (de) * 1973-11-15 1978-08-03 Windmoeller & Hoelscher, 4540 Lengerich Nachkühlvorrichtung für Blasfolien aus thermoplastischen Kunststoffen
DE2447694A1 (de) * 1974-10-07 1976-04-08 Klaus Reinhold Fa Kalibriervorrichtung zum abstuetzen von schlauchfolien aus thermoplastischen kunststoffen
US3980418A (en) * 1975-09-05 1976-09-14 Gloucester Engineering Co. Inc. Guide assembly for air-expanded thermoplastic tubes
DE2721609C2 (de) * 1977-05-13 1986-07-10 Reifenhäuser KG, 5210 Troisdorf Regeleinrichtung für eine Anlage zur Herstellung von Kunststoffblasfolien
US4408970A (en) * 1979-12-19 1983-10-11 Mobil Oil Corporation Stabilizing air ring apparatus
DE3117806C2 (de) * 1981-05-06 1984-05-03 Reifenhäuser KG, 5210 Troisdorf Vorrichtung zum Abstützen und Kalibrieren von Blasfolien
JPS5881128A (ja) * 1981-11-09 1983-05-16 Mitsui Petrochem Ind Ltd インフレ−シヨンフイルム製造方法およびその装置
DE3319604A1 (de) * 1983-05-30 1984-12-06 Fa. Klaus Reinhold, 4540 Lengerich Kalibriervorrichtung an einem extruder

Also Published As

Publication number Publication date
DE8706688U1 (it) 1987-07-02
IT1216663B (it) 1990-03-08
GB8809604D0 (en) 1988-05-25
FR2614829B1 (fr) 1992-03-06
GB2204526A (en) 1988-11-16
GB2204526B (en) 1990-03-07
US4815957A (en) 1989-03-28
FR2614829A1 (fr) 1988-11-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950727