JPS6312986Y2 - - Google Patents

Info

Publication number
JPS6312986Y2
JPS6312986Y2 JP1983040447U JP4044783U JPS6312986Y2 JP S6312986 Y2 JPS6312986 Y2 JP S6312986Y2 JP 1983040447 U JP1983040447 U JP 1983040447U JP 4044783 U JP4044783 U JP 4044783U JP S6312986 Y2 JPS6312986 Y2 JP S6312986Y2
Authority
JP
Japan
Prior art keywords
mold
mandrel
cylindrical mold
die
extrusion molding
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
JP1983040447U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59146117U (ja
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 JP1983040447U priority Critical patent/JPS59146117U/ja
Publication of JPS59146117U publication Critical patent/JPS59146117U/ja
Application granted granted Critical
Publication of JPS6312986Y2 publication Critical patent/JPS6312986Y2/ja
Granted 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
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1983040447U 1983-03-18 1983-03-18 押出成形機の金型 Granted JPS59146117U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983040447U JPS59146117U (ja) 1983-03-18 1983-03-18 押出成形機の金型

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983040447U JPS59146117U (ja) 1983-03-18 1983-03-18 押出成形機の金型

Publications (2)

Publication Number Publication Date
JPS59146117U JPS59146117U (ja) 1984-09-29
JPS6312986Y2 true JPS6312986Y2 (en]) 1988-04-13

Family

ID=30171072

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983040447U Granted JPS59146117U (ja) 1983-03-18 1983-03-18 押出成形機の金型

Country Status (1)

Country Link
JP (1) JPS59146117U (en])

Also Published As

Publication number Publication date
JPS59146117U (ja) 1984-09-29

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