AU519657B2 - Tube forming device - Google Patents

Tube forming device

Info

Publication number
AU519657B2
AU519657B2 AU49601/79A AU4960179A AU519657B2 AU 519657 B2 AU519657 B2 AU 519657B2 AU 49601/79 A AU49601/79 A AU 49601/79A AU 4960179 A AU4960179 A AU 4960179A AU 519657 B2 AU519657 B2 AU 519657B2
Authority
AU
Australia
Prior art keywords
forming device
tube forming
tube
forming
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
AU49601/79A
Other versions
AU4960179A (en
Inventor
Kenichiro Takagishi
Yutaka Tsuda
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.)
SANKO CO Ltd AND NIPPO CO Ltd
Original Assignee
Sanko Co Ltd
Nippo 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 Sanko Co Ltd, Nippo Co Ltd filed Critical Sanko Co Ltd
Priority to AU49601/79A priority Critical patent/AU519657B2/en
Publication of AU4960179A publication Critical patent/AU4960179A/en
Application granted granted Critical
Publication of AU519657B2 publication Critical patent/AU519657B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F16L9/00—Rigid pipes
    • F16L9/17—Rigid pipes obtained by bending a sheet longitudinally and connecting the edges
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/36—Bending and joining, e.g. for making hollow articles
    • B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
    • B29C53/48—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively
    • B29C53/52—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of indefinite length, i.e. bending a strip progressively using external forming surfaces, e.g. sleeves
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/10—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables
    • E02F5/101—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables forming during digging, e.g. underground canalisations or conduits, by bending or twisting a strip of pliable material; by extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
AU49601/79A 1979-08-06 1979-08-06 Tube forming device Expired AU519657B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU49601/79A AU519657B2 (en) 1979-08-06 1979-08-06 Tube forming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU49601/79A AU519657B2 (en) 1979-08-06 1979-08-06 Tube forming device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU31565/77A Division AU506788B2 (en) 1977-12-14 1977-12-14 Installing a covered drain

Publications (2)

Publication Number Publication Date
AU4960179A AU4960179A (en) 1980-01-03
AU519657B2 true AU519657B2 (en) 1981-12-17

Family

ID=3736215

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49601/79A Expired AU519657B2 (en) 1979-08-06 1979-08-06 Tube forming device

Country Status (1)

Country Link
AU (1) AU519657B2 (en)

Also Published As

Publication number Publication date
AU4960179A (en) 1980-01-03

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