JPS61206430U - - Google Patents

Info

Publication number
JPS61206430U
JPS61206430U JP1985091043U JP9104385U JPS61206430U JP S61206430 U JPS61206430 U JP S61206430U JP 1985091043 U JP1985091043 U JP 1985091043U JP 9104385 U JP9104385 U JP 9104385U JP S61206430 U JPS61206430 U JP S61206430U
Authority
JP
Japan
Prior art keywords
die
center
head device
extrusion
center die
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP1985091043U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0215630Y2 (enrdf_load_stackoverflow
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 filed Critical
Priority to JP1985091043U priority Critical patent/JPH0215630Y2/ja
Publication of JPS61206430U publication Critical patent/JPS61206430U/ja
Application granted granted Critical
Publication of JPH0215630Y2 publication Critical patent/JPH0215630Y2/ja
Expired legal-status Critical Current

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
    • B29C48/03—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
    • B29C48/131—Curved articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1985091043U 1985-06-17 1985-06-17 Expired JPH0215630Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985091043U JPH0215630Y2 (enrdf_load_stackoverflow) 1985-06-17 1985-06-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985091043U JPH0215630Y2 (enrdf_load_stackoverflow) 1985-06-17 1985-06-17

Publications (2)

Publication Number Publication Date
JPS61206430U true JPS61206430U (enrdf_load_stackoverflow) 1986-12-26
JPH0215630Y2 JPH0215630Y2 (enrdf_load_stackoverflow) 1990-04-26

Family

ID=30646587

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985091043U Expired JPH0215630Y2 (enrdf_load_stackoverflow) 1985-06-17 1985-06-17

Country Status (1)

Country Link
JP (1) JPH0215630Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0215630Y2 (enrdf_load_stackoverflow) 1990-04-26

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