JPH0326647B2 - - Google Patents

Info

Publication number
JPH0326647B2
JPH0326647B2 JP311383A JP311383A JPH0326647B2 JP H0326647 B2 JPH0326647 B2 JP H0326647B2 JP 311383 A JP311383 A JP 311383A JP 311383 A JP311383 A JP 311383A JP H0326647 B2 JPH0326647 B2 JP H0326647B2
Authority
JP
Japan
Prior art keywords
hole
tube
cap
wall layer
tip
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 - Lifetime
Application number
JP311383A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59127719A (ja
Inventor
Osamu Koda
Yoshiro Koyama
Yoshiaki Aimoto
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 JP58003113A priority Critical patent/JPS59127719A/ja
Publication of JPS59127719A publication Critical patent/JPS59127719A/ja
Publication of JPH0326647B2 publication Critical patent/JPH0326647B2/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
    • B29C57/04—Belling or enlarging, e.g. combined with forming a groove using mechanical means
    • 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
    • B29C57/10—Closing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2024/00—Articles with hollow walls
    • B29L2024/006—Articles with hollow walls multi-channelled

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
JP58003113A 1983-01-12 1983-01-12 ホール管の通孔閉塞方法 Granted JPS59127719A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58003113A JPS59127719A (ja) 1983-01-12 1983-01-12 ホール管の通孔閉塞方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58003113A JPS59127719A (ja) 1983-01-12 1983-01-12 ホール管の通孔閉塞方法

Publications (2)

Publication Number Publication Date
JPS59127719A JPS59127719A (ja) 1984-07-23
JPH0326647B2 true JPH0326647B2 (en]) 1991-04-11

Family

ID=11548290

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58003113A Granted JPS59127719A (ja) 1983-01-12 1983-01-12 ホール管の通孔閉塞方法

Country Status (1)

Country Link
JP (1) JPS59127719A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61258726A (ja) * 1985-05-14 1986-11-17 Sekisui Chem Co Ltd 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
US10334794B2 (en) * 2016-02-11 2019-07-02 Millbrook Capital Management Inc. Irrigation implement

Also Published As

Publication number Publication date
JPS59127719A (ja) 1984-07-23

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