JPS6147236A - 管継手の形状規制方法 - Google Patents

管継手の形状規制方法

Info

Publication number
JPS6147236A
JPS6147236A JP16967984A JP16967984A JPS6147236A JP S6147236 A JPS6147236 A JP S6147236A JP 16967984 A JP16967984 A JP 16967984A JP 16967984 A JP16967984 A JP 16967984A JP S6147236 A JPS6147236 A JP S6147236A
Authority
JP
Japan
Prior art keywords
pipe joint
core
intermediate portion
shape
pipe
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
JP16967984A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0462255B2 (https=
Inventor
Katsuji Nabeta
鍋田　勝二
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP16967984A priority Critical patent/JPS6147236A/ja
Publication of JPS6147236A publication Critical patent/JPS6147236A/ja
Publication of JPH0462255B2 publication Critical patent/JPH0462255B2/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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/02—Thermal shrinking
    • B29C61/025—Thermal shrinking for the production of hollow or 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • 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
    • B29C57/00—Shaping of tube ends, e.g. flanging, belling or closing; Apparatus therefor, e.g. collapsible mandrels
    • B29C57/02—Belling or enlarging, e.g. combined with forming a groove
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00—Joints with sleeve or socket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP16967984A 1984-08-14 1984-08-14 管継手の形状規制方法 Granted JPS6147236A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16967984A JPS6147236A (ja) 1984-08-14 1984-08-14 管継手の形状規制方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16967984A JPS6147236A (ja) 1984-08-14 1984-08-14 管継手の形状規制方法

Publications (2)

Publication Number Publication Date
JPS6147236A true JPS6147236A (ja) 1986-03-07
JPH0462255B2 JPH0462255B2 (https=) 1992-10-05

Family

ID=15890895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16967984A Granted JPS6147236A (ja) 1984-08-14 1984-08-14 管継手の形状規制方法

Country Status (1)

Country Link
JP (1) JPS6147236A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0930148A1 (en) * 1998-01-19 1999-07-21 SICA S.p.A. Method and apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0930148A1 (en) * 1998-01-19 1999-07-21 SICA S.p.A. Method and apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material

Also Published As

Publication number Publication date
JPH0462255B2 (https=) 1992-10-05

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