ZA836840B - Perforated plastic pipe and punch for forming perforations - Google Patents

Perforated plastic pipe and punch for forming perforations

Info

Publication number
ZA836840B
ZA836840B ZA836840A ZA836840A ZA836840B ZA 836840 B ZA836840 B ZA 836840B ZA 836840 A ZA836840 A ZA 836840A ZA 836840 A ZA836840 A ZA 836840A ZA 836840 B ZA836840 B ZA 836840B
Authority
ZA
South Africa
Prior art keywords
punch
plastic pipe
perforated plastic
forming perforations
perforations
Prior art date
Application number
ZA836840A
Inventor
Roelof Koopman
Original Assignee
Wavin Bv
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 Wavin Bv filed Critical Wavin Bv
Publication of ZA836840B publication Critical patent/ZA836840B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/0015—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B11/00—Drainage of soil, e.g. for agricultural purposes
    • E02B11/005—Drainage conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Forests & Forestry (AREA)
  • General Engineering & Computer Science (AREA)
  • Agronomy & Crop Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
ZA836840A 1982-09-15 1983-09-15 Perforated plastic pipe and punch for forming perforations ZA836840B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8203574A NL8203574A (en) 1982-09-15 1982-09-15 HOLED PLASTIC TUBE AND PUNCH NIPPLE FOR MAKING HOLES IN THIS TUBE.

Publications (1)

Publication Number Publication Date
ZA836840B true ZA836840B (en) 1984-08-29

Family

ID=19840272

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA836840A ZA836840B (en) 1982-09-15 1983-09-15 Perforated plastic pipe and punch for forming perforations

Country Status (7)

Country Link
EP (1) EP0103343A2 (en)
JP (1) JPS5993299A (en)
DK (1) DK420483A (en)
ES (1) ES274566U (en)
FI (1) FI833296A (en)
NL (1) NL8203574A (en)
ZA (1) ZA836840B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19737964C1 (en) * 1997-08-30 1998-10-08 Gaplast Gmbh Cutting an interspace vent in the external wall of a flexibly-lined rigid vessel
JPH11333794A (en) * 1998-05-22 1999-12-07 Fuji Photo Film Co Ltd Punch for opening hole
DE10023801C2 (en) * 2000-05-15 2002-05-23 Giesecke & Devrient Gmbh Device for punching plastics
US7159436B2 (en) * 2004-04-28 2007-01-09 Siemens Vdo Automotive Corporation Asymmetrical punch

Also Published As

Publication number Publication date
EP0103343A2 (en) 1984-03-21
FI833296A (en) 1984-03-16
ES274566U (en) 1984-03-01
NL8203574A (en) 1984-04-02
FI833296A0 (en) 1983-09-15
JPS5993299A (en) 1984-05-29
DK420483A (en) 1984-03-16
DK420483D0 (en) 1983-09-15

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