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AU509958B2 - Forming helical corrugations - Google Patents
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AU509958B2 - Forming helical corrugations - Google Patents

Forming helical corrugations

Info

Publication number
AU509958B2
AU509958B2 AU28562/77A AU2856277A AU509958B2 AU 509958 B2 AU509958 B2 AU 509958B2 AU 28562/77 A AU28562/77 A AU 28562/77A AU 2856277 A AU2856277 A AU 2856277A AU 509958 B2 AU509958 B2 AU 509958B2
Authority
AU
Australia
Prior art keywords
forming helical
helical corrugations
corrugations
forming
helical
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
AU28562/77A
Other versions
AU2856277A (en
Inventor
F W Perkins
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.)
SPIRAL TUBING CORP
Original Assignee
SPIRAL TUBING CORP
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 SPIRAL TUBING CORP filed Critical SPIRAL TUBING CORP
Priority to AU28562/77A priority Critical patent/AU509958B2/en
Publication of AU2856277A publication Critical patent/AU2856277A/en
Application granted granted Critical
Publication of AU509958B2 publication Critical patent/AU509958B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D15/00—Corrugating tubes
    • B21D15/04—Corrugating tubes transversely, e.g. helically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
AU28562/77A 1977-09-05 1977-09-05 Forming helical corrugations Expired AU509958B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU28562/77A AU509958B2 (en) 1977-09-05 1977-09-05 Forming helical corrugations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU28562/77A AU509958B2 (en) 1977-09-05 1977-09-05 Forming helical corrugations

Publications (2)

Publication Number Publication Date
AU2856277A AU2856277A (en) 1979-03-15
AU509958B2 true AU509958B2 (en) 1980-06-05

Family

ID=3716759

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28562/77A Expired AU509958B2 (en) 1977-09-05 1977-09-05 Forming helical corrugations

Country Status (1)

Country Link
AU (1) AU509958B2 (en)

Also Published As

Publication number Publication date
AU2856277A (en) 1979-03-15

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