DD137553A1 - Rotierendes folienblaswerkzeug mit folieninnenkuehlung - Google Patents

Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Info

Publication number
DD137553A1
DD137553A1 DD78206584A DD20658478A DD137553A1 DD 137553 A1 DD137553 A1 DD 137553A1 DD 78206584 A DD78206584 A DD 78206584A DD 20658478 A DD20658478 A DD 20658478A DD 137553 A1 DD137553 A1 DD 137553A1
Authority
DD
German Democratic Republic
Prior art keywords
film
inner cooling
rotating
bubble tool
tool
Prior art date
Application number
DD78206584A
Other languages
English (en)
Other versions
DD137553B1 (de
Inventor
Helmar Franz
Bodo Tragsdorf
Original Assignee
Helmar Franz
Bodo Tragsdorf
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 Helmar Franz, Bodo Tragsdorf filed Critical Helmar Franz
Priority to DD20658478A priority Critical patent/DD137553B1/de
Priority to DE2915835A priority patent/DE2915835C2/de
Priority to CS794269A priority patent/CS231251B1/cs
Priority to SU797770635A priority patent/SU1046111A1/ru
Priority to BG7944050A priority patent/BG32598A1/xx
Priority to YU01574/79A priority patent/YU157479A/xx
Priority to HU79UO159A priority patent/HU186358B/hu
Priority to RO98074A priority patent/RO83006B/ro
Publication of DD137553A1 publication Critical patent/DD137553A1/de
Publication of DD137553B1 publication Critical patent/DD137553B1/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
    • B29C48/89—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Continuous Casting (AREA)
DD20658478A 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung DD137553B1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung
DE2915835A DE2915835C2 (de) 1978-07-07 1979-04-19 Rotierendes Folienblaswerkzeug mit Folieninnenkühlung
CS794269A CS231251B1 (en) 1978-07-07 1979-06-20 Revolving foil head with cooled internal cavity of foil tube
SU797770635A SU1046111A1 (ru) 1978-07-07 1979-06-20 Вращающа с пленочна головка с охлаждением внутренней полости пленочного рукава и с центральным подводом расплава
BG7944050A BG32598A1 (bg) 1978-07-07 1979-06-25 V"rtjahha se glava za proizvezhdane na sintetichni tr"bi
YU01574/79A YU157479A (en) 1978-07-07 1979-06-29 Rotating tool for blowing foils with internal cooling
HU79UO159A HU186358B (en) 1978-07-07 1979-07-06 Rotating foil blowing tool with internal foil cooling
RO98074A RO83006B (ro) 1978-07-07 1979-07-06 DISPOZITIV ROTATIV DE INSUFLAT FOI PREVAZUT CU MIJLOACE DE RACIRE îN INTERIORUL ACESTORA

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Publications (2)

Publication Number Publication Date
DD137553A1 true DD137553A1 (de) 1979-09-12
DD137553B1 DD137553B1 (de) 1980-12-10

Family

ID=5513515

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20658478A DD137553B1 (de) 1978-07-07 1978-07-07 Rotierendes folienblaswerkzeug mit folieninnenkuehlung

Country Status (8)

Country Link
BG (1) BG32598A1 (de)
CS (1) CS231251B1 (de)
DD (1) DD137553B1 (de)
DE (1) DE2915835C2 (de)
HU (1) HU186358B (de)
RO (1) RO83006B (de)
SU (1) SU1046111A1 (de)
YU (1) YU157479A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532582A1 (fr) * 1982-09-02 1984-03-09 Warnke Umformtech Veb K Outillage rotatif de soufflage de films avec une alimentation centrale en matiere fondue et un refroidissement interne du film
GB2145966A (en) * 1983-09-03 1985-04-11 Reifenhaeuser Masch An extrusion film blowing head

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4784594A (en) * 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
EP0122703B1 (de) * 1983-03-11 1990-04-11 Mobil Oil Corporation Einlippige drehbare Düse
DE102020127105A1 (de) 2020-10-15 2022-04-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blasfolienanlage, verfahren zum herstellen einer blasfolienbahn und damit hergestellte folie

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1729129A1 (de) * 1968-03-18 1971-06-09 Windmoeller & Hoelscher Folienblaskopf zur Herstellung von Schlauchfolien
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
DE7412102U (de) * 1974-04-05 1975-12-11 Windmoeller & Hoelscher Drehbarer Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischen Massen
DE2445545A1 (de) * 1974-09-24 1976-04-01 Windmoeller & Hoelscher Folienblaskopf fuer die herstellung von schlauchfolien
DE2509024C3 (de) * 1975-03-01 1985-04-25 Reifenhäuser KG, 5210 Troisdorf Vorrichtung für die Herstellung von Kunststoffolien durch Blasen
DE2610335A1 (de) * 1975-04-23 1976-11-04 Plast Elastverarbeitungsmasch Folienblaswerkzeug

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532582A1 (fr) * 1982-09-02 1984-03-09 Warnke Umformtech Veb K Outillage rotatif de soufflage de films avec une alimentation centrale en matiere fondue et un refroidissement interne du film
GB2145966A (en) * 1983-09-03 1985-04-11 Reifenhaeuser Masch An extrusion film blowing head

Also Published As

Publication number Publication date
HU186358B (en) 1985-07-29
YU157479A (en) 1982-10-31
BG32598A1 (bg) 1982-09-15
DE2915835A1 (de) 1980-01-17
SU1046111A1 (ru) 1983-10-07
RO83006A (ro) 1984-08-17
RO83006B (ro) 1984-09-30
DD137553B1 (de) 1980-12-10
DE2915835C2 (de) 1983-12-22
CS231251B1 (en) 1984-10-15

Similar Documents

Publication Publication Date Title
AU517039B2 (en) Internally cooling plastic tubular film bubble
SE7704004L (sv) Verktygsskaft jemte verktygshallare
ATA109979A (de) Fluessigkeitsdurchlaessige folie
AT374562B (de) Rotationsantrieb
IT1079107B (it) Pellicola di poliolefina orientata
DK532777A (da) Positioneringsdrev
DD137553A1 (de) Rotierendes folienblaswerkzeug mit folieninnenkuehlung
NL189288C (nl) Koelcontainer.
FR2347405A1 (fr) Film opaque thermique
AT362406B (de) Kuehlvitrine
IT1084162B (it) Composti silicici polietilenici
IT1131513B (it) Bollolo stoppato
SE436148B (sv) Inkapslad koldmaskin
DK145999C (da) Koelemaskine
DD128221A1 (de) Geschwindigkeitsbegrenzer
SE7702308L (sv) Nya cefalosporiner
PL197819A1 (pl) Pojemnik warstwowy
AR226331A1 (es) Pelicula carbonica
AT361295B (de) Kontinuierlicher filmantrieb
ATA899376A (de) Kuehlturm
SE7712303L (sv) Nya cefalosporiner
FI781383A7 (fi) Rotationsmekanism foer film till panoramaroentgenanordning
PL206495A1 (pl) Plyn chlodniczy
ATA969076A (de) Filmschneidvorrichtung
IT1115450B (it) Trivella rotante spaccalrgna

Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee