JPH0126328B2 - - Google Patents

Info

Publication number
JPH0126328B2
JPH0126328B2 JP6982982A JP6982982A JPH0126328B2 JP H0126328 B2 JPH0126328 B2 JP H0126328B2 JP 6982982 A JP6982982 A JP 6982982A JP 6982982 A JP6982982 A JP 6982982A JP H0126328 B2 JPH0126328 B2 JP H0126328B2
Authority
JP
Japan
Prior art keywords
tube
hole
wall
mold
diameter
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
JP6982982A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58185211A (ja
Inventor
Osamu Koda
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Plastics Industries 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 Mitsubishi Plastics Industries Ltd filed Critical Mitsubishi Plastics Industries Ltd
Priority to JP6982982A priority Critical patent/JPS58185211A/ja
Publication of JPS58185211A publication Critical patent/JPS58185211A/ja
Publication of JPH0126328B2 publication Critical patent/JPH0126328B2/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
    • 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
    • B29C57/025—Belling or enlarging, e.g. combined with forming a groove combined with the introduction of a sealing ring, e.g. using the sealing element as forming element
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP6982982A 1982-04-26 1982-04-26 ホ−ル管の拡径受口部形成方法 Granted JPS58185211A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6982982A JPS58185211A (ja) 1982-04-26 1982-04-26 ホ−ル管の拡径受口部形成方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6982982A JPS58185211A (ja) 1982-04-26 1982-04-26 ホ−ル管の拡径受口部形成方法

Publications (2)

Publication Number Publication Date
JPS58185211A JPS58185211A (ja) 1983-10-28
JPH0126328B2 true JPH0126328B2 (enrdf_load_stackoverflow) 1989-05-23

Family

ID=13414043

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6982982A Granted JPS58185211A (ja) 1982-04-26 1982-04-26 ホ−ル管の拡径受口部形成方法

Country Status (1)

Country Link
JP (1) JPS58185211A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE421918T1 (de) 2005-12-02 2009-02-15 Sica Spa Verfahren zur muffenherstellung eines rohrendes aus einem thermoplast, insbesondere einem polyolefin-werkstoff, rohr für flüssigkeiten unter druck

Also Published As

Publication number Publication date
JPS58185211A (ja) 1983-10-28

Similar Documents

Publication Publication Date Title
US3887992A (en) Process of producing a socket joint between a pair of lengths of thermo-plastic pipe
US5064207A (en) Sealing ring for sealing a pipe joint
US4724111A (en) Method for molding corrugated pipe sleeve
CA1094768A (en) Method of molding socket of plastic resin tube
KR930009045B1 (ko) 라이닝된 흄관 제조방법
JPH0126328B2 (enrdf_load_stackoverflow)
JPS62116119A (ja) 波形管のスリ−ブの成形方法
US20010041235A1 (en) Casing with provision for closing an opening therein
JPS5926453B2 (ja) 管壁に管軸方向の通孔が並設された樹脂管の通孔閉塞方法
JP2000512227A (ja) プラスチツク管の端部スリーブの製造方法及びこの方法を実施する装置
JPS6345939B2 (enrdf_load_stackoverflow)
JPS60228127A (ja) 多孔プラスチツク管の端部閉塞法
JPS5818890B2 (ja) プラスチツクマガリカン ノ セイケイホウホウ
JPS6117258B2 (enrdf_load_stackoverflow)
JPH07112449A (ja) ライニング管の製造方法
JPS60107322A (ja) 受口成形法
JPH0326647B2 (enrdf_load_stackoverflow)
JP3224855B2 (ja) 電熱コイルが埋設された受口を有する合成樹脂管の製法
JPH0356356B2 (enrdf_load_stackoverflow)
JPH08300475A (ja) 結晶性合成樹脂管の受け口構造ならびに受け口加工方法
JPS5855896B2 (ja) 異種原料による同時成形方法および装置
JPS5949174B2 (ja) 熱可塑性合成樹脂管の受口成形法
JPH0477191B2 (enrdf_load_stackoverflow)
JPH0356171B2 (enrdf_load_stackoverflow)
JPS5914922A (ja) ホ−ル管の通孔閉塞法