JPH0215630Y2 - - Google Patents

Info

Publication number
JPH0215630Y2
JPH0215630Y2 JP1985091043U JP9104385U JPH0215630Y2 JP H0215630 Y2 JPH0215630 Y2 JP H0215630Y2 JP 1985091043 U JP1985091043 U JP 1985091043U JP 9104385 U JP9104385 U JP 9104385U JP H0215630 Y2 JPH0215630 Y2 JP H0215630Y2
Authority
JP
Japan
Prior art keywords
die
center
extrusion
center die
head device
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.)
Expired
Application number
JP1985091043U
Other languages
English (en)
Japanese (ja)
Other versions
JPS61206430U (en)van
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 (en)van)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=30646587

Family Applications (1)

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

Country Status (1)

Country Link
JP (1) JPH0215630Y2 (en)van)

Also Published As

Publication number Publication date
JPS61206430U (en)van) 1986-12-26

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