JPS6334011B2 - - Google Patents

Info

Publication number
JPS6334011B2
JPS6334011B2 JP58094488A JP9448883A JPS6334011B2 JP S6334011 B2 JPS6334011 B2 JP S6334011B2 JP 58094488 A JP58094488 A JP 58094488A JP 9448883 A JP9448883 A JP 9448883A JP S6334011 B2 JPS6334011 B2 JP S6334011B2
Authority
JP
Japan
Prior art keywords
synthetic resin
double
region
pipe
nozzle
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
JP58094488A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59220334A (ja
Inventor
Toyokazu Nishio
Masanori Iwata
Nobuo Nishikawa
Yoshiaki Tatsumi
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.)
Takiron Co Ltd
Original Assignee
Takiron Co Ltd
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 Takiron Co Ltd filed Critical Takiron Co Ltd
Priority to JP58094488A priority Critical patent/JPS59220334A/ja
Publication of JPS59220334A publication Critical patent/JPS59220334A/ja
Publication of JPS6334011B2 publication Critical patent/JPS6334011B2/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
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
    • B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
    • 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
    • B29C2791/00—Shaping characteristics in general
    • B29C2791/004—Shaping under special conditions
    • B29C2791/007—Using fluid under pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP58094488A 1983-05-28 1983-05-28 合成樹脂製二重管の連続製造方法 Granted JPS59220334A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58094488A JPS59220334A (ja) 1983-05-28 1983-05-28 合成樹脂製二重管の連続製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58094488A JPS59220334A (ja) 1983-05-28 1983-05-28 合成樹脂製二重管の連続製造方法

Publications (2)

Publication Number Publication Date
JPS59220334A JPS59220334A (ja) 1984-12-11
JPS6334011B2 true JPS6334011B2 (enrdf_load_stackoverflow) 1988-07-07

Family

ID=14111674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58094488A Granted JPS59220334A (ja) 1983-05-28 1983-05-28 合成樹脂製二重管の連続製造方法

Country Status (1)

Country Link
JP (1) JPS59220334A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09272U (ja) * 1993-02-03 1997-05-16 株式会社名古屋城最中本家 中台を有するケーキ箱

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI74654C (fi) * 1986-01-13 1988-03-10 Uponor Nv Anordning och foerfarande foer framstaellning av kamflaensroer.
DE10257364B3 (de) * 2002-12-09 2004-06-03 Unicor Gmbh Rahn Plastmaschinen Vorrichtung zur Herstellung von Querrippenrohren
JP2005164031A (ja) * 2003-11-11 2005-06-23 Nippon Techno:Kk 可撓性排水管

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09272U (ja) * 1993-02-03 1997-05-16 株式会社名古屋城最中本家 中台を有するケーキ箱

Also Published As

Publication number Publication date
JPS59220334A (ja) 1984-12-11

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