ITBZ950033A0 - Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico. - Google Patents

Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico.

Info

Publication number
ITBZ950033A0
ITBZ950033A0 ITBZ950033A ITBZ950033A ITBZ950033A0 IT BZ950033 A0 ITBZ950033 A0 IT BZ950033A0 IT BZ950033 A ITBZ950033 A IT BZ950033A IT BZ950033 A ITBZ950033 A IT BZ950033A IT BZ950033 A0 ITBZ950033 A0 IT BZ950033A0
Authority
IT
Italy
Prior art keywords
production
thermoplastic material
leaf blower
blower head
leaves
Prior art date
Application number
ITBZ950033A
Other languages
English (en)
Original Assignee
Windmoeller & Hoelscher
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
Priority claimed from DE4428212A external-priority patent/DE4428212C2/de
Application filed by Windmoeller & Hoelscher filed Critical Windmoeller & Hoelscher
Publication of ITBZ950033A0 publication Critical patent/ITBZ950033A0/it
Publication of ITBZ950033A1 publication Critical patent/ITBZ950033A1/it
Application granted granted Critical
Publication of IT1281282B1 publication Critical patent/IT1281282B1/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
    • B29C48/885—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
    • B29C48/09—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)
IT95BZ000033A 1994-05-18 1995-05-17 Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico. IT1281282B1 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4417416 1994-05-18
DE4428212A DE4428212C2 (de) 1994-05-18 1994-08-09 Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff

Publications (3)

Publication Number Publication Date
ITBZ950033A0 true ITBZ950033A0 (it) 1995-05-17
ITBZ950033A1 ITBZ950033A1 (it) 1996-11-17
IT1281282B1 IT1281282B1 (it) 1998-02-17

Family

ID=25936681

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95BZ000033A IT1281282B1 (it) 1994-05-18 1995-05-17 Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico.

Country Status (3)

Country Link
FR (1) FR2720027B1 (it)
GB (1) GB2289432B (it)
IT (1) IT1281282B1 (it)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754067A (en) * 1970-10-12 1973-08-21 Leco Industries Ltd Blown tube production
US4115048A (en) * 1976-12-27 1978-09-19 Union Carbide Corporation Apparatus for internally cooling a plastic tubular film bubble
US4174932A (en) * 1977-02-09 1979-11-20 Mobil Oil Corporation Apparatus for extruding tubular thermoplastic film
JPS63256423A (ja) * 1987-04-13 1988-10-24 Kao Corp インフレ−シヨンフイルム成形装置
US4834924A (en) * 1988-01-25 1989-05-30 Mobil Oil Corporation Extrusion apparatus for tubular thermoplastic films including two (tandem) spaced air rings for controlling cooling rate and production speeds
DD289243A5 (de) * 1989-11-27 1991-04-25 Veb Orbitplast,De Anordnung zur gestaltung des temperaturprofiles am umfang des folienschlauches
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness
DE4207439B4 (de) * 1991-12-12 2004-05-06 Windmöller & Hölscher Kg Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff
DE4218997C1 (de) * 1992-06-10 1994-01-20 Reifenhaeuser Masch Blasfolien-Extruderanlage für die Herstellung einer Kunststoffolie und Verfahren zum Betrieb der Blasfolien-Extruderanlage
DE4405464C1 (de) * 1994-02-21 1995-01-12 Windmoeller & Hoelscher Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze

Also Published As

Publication number Publication date
FR2720027A1 (fr) 1995-11-24
ITBZ950033A1 (it) 1996-11-17
FR2720027B1 (fr) 1997-10-24
GB9509458D0 (en) 1995-07-05
GB2289432A (en) 1995-11-22
GB2289432B (en) 1998-06-17
IT1281282B1 (it) 1998-02-17

Similar Documents

Publication Publication Date Title
IT1187036B (it) Dispositivo di raffreddamento per foglie tubolari in materia plastica,estruse da una testa soffiante di foglia
DK0710709T3 (da) Forforescerende materiale
DE69503940D1 (de) Verbessertes Getreideprodukt
IT8404869A0 (it) Dispositivo di raffreddamento per foglie tubolari in materiale plastico estruse da una testa soffiante di foglie.
DE69724267D1 (de) Amino-initiierte polyetherpolyole und deren herstellungsverfahren
IT8520730A0 (it) Testa di estrusione piana per materiale plastico stratiforme.
DE69603687D1 (de) Piezoelektrisches material, piezoelektrisches element und herstellungsverfahren
ITBZ950005A0 (it) Testa soffiante foglie per l'estrusione di un tubo da un materiale termoplastico fuso.
ITBZ920049A1 (it) Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico.
IT1281282B1 (it) Testa soffiante foglie per la produzione di foglie tubolari in materiale termoplastico.
DE69803188D1 (de) Das untereinander Verschieben identischer Formulare mit versetzt angeordneten Leimbereichen
ITMI920599A0 (it) Testa portautensili per l'estrusione di performati tubolari flessibili e non di materiale sinstetico termoplastificato
IT1210140B (it) Testa soffiante di foglie per la realizzazione di foglie tubolari.
DE69523198D1 (de) Leiterrahmen Material
ATA164294A (de) Pentofuranosid-derivate, deren herstellung und verwendung
DE69528977D1 (de) Gleitteil und dessen herstellungsverfahren
FR2722815B1 (fr) Escalier en materiau de synthese
FI935627A0 (fi) Foerfarande foer framstaellning av foderraomaterial, foderraomaterial och anordning foer behandling av material innehaollande keratin
IT1269588B (it) Testa di estrusione di film soffiato in materiale plastico
IT8819186A0 (it) Testa di estrusione perfezionata per film tubolare in materiale plastico.
DE59505103D1 (de) Albumblatt
IT1274363B (it) Procedimento e macchina per la produzione di coprivasi pieghettati particolarmente in materiale sintetico
IT1296543B1 (it) Metodo per realizzare bobine di materiale in foglio leggero in particolare per la produzione di involucri flosci, e bobina cosi'
IT8822903A0 (it) Testa piana di estrusione, a struttura perfezionata, per la produzione di film e foglie in materiale termoplastico
IT9009360A0 (it) Elemento modulare componibile per la formazione di condotte e canalizzazioni, in particolare in materiale plastico

Legal Events

Date Code Title Description
0001 Granted