IT996360B - Metodo e dispositivo per comandare il moto di un cordone termoplastico o simile nell interstizio di una calandra - Google Patents

Metodo e dispositivo per comandare il moto di un cordone termoplastico o simile nell interstizio di una calandra

Info

Publication number
IT996360B
IT996360B IT53452/73A IT5345273A IT996360B IT 996360 B IT996360 B IT 996360B IT 53452/73 A IT53452/73 A IT 53452/73A IT 5345273 A IT5345273 A IT 5345273A IT 996360 B IT996360 B IT 996360B
Authority
IT
Italy
Prior art keywords
interstize
calander
commanding
thermoplastic
motion
Prior art date
Application number
IT53452/73A
Other languages
English (en)
Inventor
G Sander
Original Assignee
Berstorff Gmbh Masch Hermann
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 DE19722254317 external-priority patent/DE2254317C3/de
Application filed by Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Application granted granted Critical
Publication of IT996360B publication Critical patent/IT996360B/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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/35—Extrusion nozzles or dies with rollers
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT53452/73A 1972-11-06 1973-10-31 Metodo e dispositivo per comandare il moto di un cordone termoplastico o simile nell interstizio di una calandra IT996360B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722254317 DE2254317C3 (de) 1972-11-06 Breitschlitzdüse für eine Extruder-Walzen-Kombination

Publications (1)

Publication Number Publication Date
IT996360B true IT996360B (it) 1975-12-10

Family

ID=5860982

Family Applications (2)

Application Number Title Priority Date Filing Date
IT53452/73A IT996360B (it) 1972-11-06 1973-10-31 Metodo e dispositivo per comandare il moto di un cordone termoplastico o simile nell interstizio di una calandra
IT53446/73A IT996356B (it) 1972-11-06 1973-10-31 Metodo e dispositivo per impedire il riflusso di materiale nell inter stizio fra i cilindri di una calan dra

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT53446/73A IT996356B (it) 1972-11-06 1973-10-31 Metodo e dispositivo per impedire il riflusso di materiale nell inter stizio fra i cilindri di una calan dra

Country Status (3)

Country Link
FR (1) FR2205398B3 (it)
GB (1) GB1397217A (it)
IT (2) IT996360B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3737588C3 (de) * 1987-11-05 1993-12-23 Corma Inc Verfahren zum Herstellen eines innen glatten, außen gerippten Rohres aus extrudierbarem Kunststoff sowie Vorrichtung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
FR2205398A1 (it) 1974-05-31
DE2254317A1 (de) 1974-05-22
GB1397217A (en) 1975-06-11
IT996356B (it) 1975-12-10
DE2254317B2 (de) 1975-07-10
FR2205398B3 (it) 1976-09-17

Similar Documents

Publication Publication Date Title
IT987944B (it) Meccanismo coassiale di forza e moto per una macchina utensile
AU472299B2 (en) Hydraulic piston-cylinder device having means for permitting limited reciprocating motion
SE387196B (sv) Motordrivet handverktyg
IT1016030B (it) Procedimento ed apparecchio di taglio a stampo
IT1000585B (it) Macchina e procedimento per la lavorazione di superfici stradali
IT986141B (it) Dispositivo per la giuntatura di cavi di comunicazione
IT991133B (it) Dispositivo di azionamento idraulico per un interruttore elettrico
IT991132B (it) Dispositivo di azionamento idraulico per un interruttore elettrico
IT1021853B (it) Metodo e dispositivo per la decora zione di una superficie di un oggetto
SE395126B (sv) Drivanordning
AT326313B (de) Hydrostatischer antrieb
IT1003168B (it) Procedimento e dispositivo per comandare un utensile di taglio durante il taglio di parti da un materiale bidimensionale
CH544635A (de) Tonstrang-Schneidvorrichtung
IT1005166B (it) Metodo e dispositivo per manipolare oggetti astiformi
ZA731856B (en) Drive unit
IT1001713B (it) Procedimento per la produzoone di una borsa a fondo largo idrigidito
AU5653773A (en) An underwater cleaning machine
IT996360B (it) Metodo e dispositivo per comandare il moto di un cordone termoplastico o simile nell interstizio di una calandra
IT1009395B (it) Dispositivo per la scansione di una superficie e microendoscopio com prendente tale dispositivo
IT972144B (it) Metodo per la conservazione di materiale deteriorabile
BE796556A (fr) Moteur piezo-electrique
IT979076B (it) Metodo e macchina per sagomare una tomaia su forma di scarpe
IT980412B (it) Metodo ed apparecchio per il finissaggio ed il preritiro di una stoffa
IT1052258B (it) Apparecchiatura e procedimento per comandare un moto tramite comandi di lunghezza sequenziali codificati
IT986209B (it) Procedimento e dispositivo per regolare la propulsione con una macchina elettrica