IT1196239B - Testa di soffiaggio di foglie operanti verticlamente - Google Patents

Testa di soffiaggio di foglie operanti verticlamente

Info

Publication number
IT1196239B
IT1196239B IT22497/84A IT2249784A IT1196239B IT 1196239 B IT1196239 B IT 1196239B IT 22497/84 A IT22497/84 A IT 22497/84A IT 2249784 A IT2249784 A IT 2249784A IT 1196239 B IT1196239 B IT 1196239B
Authority
IT
Italy
Prior art keywords
blowing head
vertically operating
leaves
operating leaves
blowing
Prior art date
Application number
IT22497/84A
Other languages
English (en)
Other versions
IT8422497A0 (it
Inventor
Willi Schnell
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 IT8422497A0 publication Critical patent/IT8422497A0/it
Application granted granted Critical
Publication of IT1196239B publication Critical patent/IT1196239B/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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (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)
IT22497/84A 1983-09-03 1984-09-03 Testa di soffiaggio di foglie operanti verticlamente IT1196239B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3331832A DE3331832C1 (de) 1983-09-03 1983-09-03 Vertikal arbeitender Folienblaskopf

Publications (2)

Publication Number Publication Date
IT8422497A0 IT8422497A0 (it) 1984-09-03
IT1196239B true IT1196239B (it) 1988-11-16

Family

ID=6208165

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22497/84A IT1196239B (it) 1983-09-03 1984-09-03 Testa di soffiaggio di foglie operanti verticlamente

Country Status (6)

Country Link
US (1) US4627805A (it)
CH (1) CH663377A5 (it)
DE (1) DE3331832C1 (it)
FR (1) FR2551396B1 (it)
GB (1) GB2145966B (it)
IT (1) IT1196239B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1274366A (en) * 1987-03-31 1990-09-25 Robert J. Cole Bubble forming and stabilizing device for use in a continuous extrusion process for making a blown film
US4798696A (en) * 1987-05-08 1989-01-17 A/S Sonnichsen Rorvalseverket Method for extrusion of plastic tubes, and an apparatus for carrying out said method
EP0377059A1 (de) * 1989-01-02 1990-07-11 Institut Mekhaniki Metallopolimernykh Sistem Akademii Nauk Belorusskoi Ssr Spritzkopf zur Herstellung einer polymeren Rostschutz-Schlauchfolie
CH679292A5 (it) * 1990-04-03 1992-01-31 Maillefer Nokia Holding
DE4405462C1 (de) * 1994-02-21 1995-04-20 Windmoeller & Hoelscher Folienblaskopf zur Extrusion eines Schlauches aus thermoplastischer Kunststoffschmelze
CN101298185B (zh) * 2008-06-27 2011-01-19 方墉 适于淀粉生物降解材料的吹膜机旋转模头
CN102079120B (zh) * 2010-10-19 2013-06-05 曾广胜 一种微管发泡片材挤出机头

Family Cites Families (20)

* 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
CH381418A (de) * 1960-02-15 1964-08-31 Oerlikon Buehrle Ag Vorrichtung zum Herstellen von Blasschläuchen oder Blasfolien
FR1437114A (fr) * 1964-07-29 1966-04-29 Reifenhaeuser Kg Tête d'injection avec changement de direction notamment pour machines de soufflage de produits en feuilles ainsi que les machines à injecter pourvues de la dite tête
DE2032346C3 (de) * 1970-06-30 1982-12-23 Windmöller & Hölscher, 4540 Lengerich Kühlvorrichtung für mittels eines Folienblaskopfes hergestellte Kunststoff-Schlauchfolien
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
US3853661A (en) * 1971-05-01 1974-12-10 Mitsubishi Petrochemical Co A method of producing plastic bags
DE2306834C2 (de) * 1973-02-12 1982-07-08 Windmöller & Hölscher, 4540 Lengerich Folienblaskopf für die Herstellung von Schlauchfolien
FR2266586B3 (it) * 1974-04-05 1977-11-18 Windmoeller & Hoelscher
DE7412102U (de) * 1974-04-05 1975-12-11 Windmoeller & Hoelscher Drehbarer Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischen Massen
US3902832A (en) * 1974-05-09 1975-09-02 Gk Systems Inc Manufacture of blown film
US4039364A (en) * 1974-07-05 1977-08-02 Rasmussen O B Method for producing a laminated high strength sheet
DE2445545A1 (de) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher Folienblaskopf fuer die herstellung von schlauchfolien
US4236884A (en) * 1975-09-05 1980-12-02 Gloucester Engineering Co., Inc. Internal air cooling of tubular plastic film
US4115048A (en) * 1976-12-27 1978-09-19 Union Carbide Corporation Apparatus for internally cooling a plastic tubular film bubble
US4112034A (en) * 1977-05-05 1978-09-05 General Electric Company Biaxial film process and rotary apparatus therefor
DE2752932A1 (de) * 1977-11-26 1979-05-31 Reifenhaeuser Kg Ringspaltwerkzeug zum strangpressen von thermoplastischem kunststoff
US4272231A (en) * 1977-12-12 1981-06-09 Gloucester Engineering Co., Inc. Air cooling ring for plastic film with independent lubricating air for film guide surface
DD137553B1 (de) * 1978-07-07 1980-12-10 Helmar Franz Rotierendes folienblaswerkzeug mit folieninnenkuehlung
US4450131A (en) * 1981-11-19 1984-05-22 Teepak, Inc. Zero runout counter-rotating film extruder
DE3326870C2 (de) * 1982-09-02 1987-04-16 VEB Kombinat Umformtechnik "Herbert Warnke" Erfurt, DDR 5010 Erfurt Rotierendes Folienblaswerkzeug mit zentraler Schmelzezuführung und Folieninnenkühlung

Also Published As

Publication number Publication date
IT8422497A0 (it) 1984-09-03
GB2145966B (en) 1987-12-23
GB8421937D0 (en) 1984-10-03
CH663377A5 (de) 1987-12-15
US4627805A (en) 1986-12-09
FR2551396A1 (fr) 1985-03-08
DE3331832C1 (de) 1985-01-10
GB2145966A (en) 1985-04-11
FR2551396B1 (fr) 1987-06-05

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