JPS5522965A - Manufacture of plastic pipe - Google Patents

Manufacture of plastic pipe

Info

Publication number
JPS5522965A
JPS5522965A JP9683278A JP9683278A JPS5522965A JP S5522965 A JPS5522965 A JP S5522965A JP 9683278 A JP9683278 A JP 9683278A JP 9683278 A JP9683278 A JP 9683278A JP S5522965 A JPS5522965 A JP S5522965A
Authority
JP
Japan
Prior art keywords
pipe
channel
plastic pipe
blocked
plastic
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.)
Pending
Application number
JP9683278A
Other languages
English (en)
Inventor
Ryozo Oota
Takehiro Ito
Hisayoshi Toyoshima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Priority to JP9683278A priority Critical patent/JPS5522965A/ja
Publication of JPS5522965A publication Critical patent/JPS5522965A/ja
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/13Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP9683278A 1978-08-09 1978-08-09 Manufacture of plastic pipe Pending JPS5522965A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9683278A JPS5522965A (en) 1978-08-09 1978-08-09 Manufacture of plastic pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9683278A JPS5522965A (en) 1978-08-09 1978-08-09 Manufacture of plastic pipe

Publications (1)

Publication Number Publication Date
JPS5522965A true JPS5522965A (en) 1980-02-19

Family

ID=14175506

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9683278A Pending JPS5522965A (en) 1978-08-09 1978-08-09 Manufacture of plastic pipe

Country Status (1)

Country Link
JP (1) JPS5522965A (ja)

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