AT318898B - Strangpresse mit mehreren Spritzköpfen - Google Patents

Strangpresse mit mehreren Spritzköpfen

Info

Publication number
AT318898B
AT318898B AT31171A AT31171A AT318898B AT 318898 B AT318898 B AT 318898B AT 31171 A AT31171 A AT 31171A AT 31171 A AT31171 A AT 31171A AT 318898 B AT318898 B AT 318898B
Authority
AT
Austria
Prior art keywords
extrusion press
multiple die
die heads
heads
extrusion
Prior art date
Application number
AT31171A
Other languages
German (de)
English (en)
Original Assignee
Saint Gobain
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 Saint Gobain filed Critical Saint Gobain
Application granted granted Critical
Publication of AT318898B publication Critical patent/AT318898B/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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered 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
    • B29C48/03—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
    • 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
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AT31171A 1970-01-14 1971-01-14 Strangpresse mit mehreren Spritzköpfen AT318898B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7001236A FR2076414A5 (OSRAM) 1970-01-14 1970-01-14

Publications (1)

Publication Number Publication Date
AT318898B true AT318898B (de) 1974-11-25

Family

ID=9049012

Family Applications (1)

Application Number Title Priority Date Filing Date
AT31171A AT318898B (de) 1970-01-14 1971-01-14 Strangpresse mit mehreren Spritzköpfen

Country Status (11)

Country Link
AT (1) AT318898B (OSRAM)
BE (1) BE761603A (OSRAM)
CH (1) CH525769A (OSRAM)
DE (1) DE2101443A1 (OSRAM)
ES (1) ES194409Y (OSRAM)
FR (1) FR2076414A5 (OSRAM)
GB (1) GB1336504A (OSRAM)
IE (1) IE35603B1 (OSRAM)
LU (1) LU62415A1 (OSRAM)
NL (1) NL7100304A (OSRAM)
ZA (1) ZA71192B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024057177A1 (en) * 2022-09-13 2024-03-21 Magic Mp S.P.A. Parison forming head group with variable interaxial distance

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024057177A1 (en) * 2022-09-13 2024-03-21 Magic Mp S.P.A. Parison forming head group with variable interaxial distance

Also Published As

Publication number Publication date
FR2076414A5 (OSRAM) 1971-10-15
ZA71192B (en) 1972-04-26
BE761603A (fr) 1971-07-14
GB1336504A (en) 1973-11-07
ES194409Y (es) 1975-03-16
NL7100304A (OSRAM) 1971-07-16
IE35603L (en) 1971-07-14
LU62415A1 (OSRAM) 1971-08-04
CH525769A (fr) 1972-07-31
DE2101443A1 (de) 1971-07-22
IE35603B1 (en) 1976-03-31
ES194409U (es) 1974-12-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee