CA975223A - Apparatus for forming spiral steel pipe - Google Patents

Apparatus for forming spiral steel pipe

Info

Publication number
CA975223A
CA975223A CA146,015A CA146015A CA975223A CA 975223 A CA975223 A CA 975223A CA 146015 A CA146015 A CA 146015A CA 975223 A CA975223 A CA 975223A
Authority
CA
Canada
Prior art keywords
steel pipe
spiral steel
forming spiral
forming
pipe
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
CA146,015A
Other versions
CA146015S (en
Inventor
Yasumi Shimazaki
Kenji Hagiwara
Yasuhiko Tanaka
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of CA975223A publication Critical patent/CA975223A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
CA146,015A 1971-06-30 1972-06-29 Apparatus for forming spiral steel pipe Expired CA975223A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971056783U JPS5042135Y2 (en) 1971-06-30 1971-06-30

Publications (1)

Publication Number Publication Date
CA975223A true CA975223A (en) 1975-09-30

Family

ID=27942178

Family Applications (1)

Application Number Title Priority Date Filing Date
CA146,015A Expired CA975223A (en) 1971-06-30 1972-06-29 Apparatus for forming spiral steel pipe

Country Status (4)

Country Link
US (1) US3808862A (en)
JP (1) JPS5042135Y2 (en)
CA (1) CA975223A (en)
DE (1) DE2232158C3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147329U (en) * 1976-05-06 1977-11-08
JPS6061926U (en) * 1983-10-04 1985-04-30 マツダ株式会社 Support structure for vehicle drive system
DE10131892C2 (en) * 2001-07-04 2003-06-18 Cts Fahrzeug Dachsysteme Gmbh Cover for a convertible top compartment to hold an adjustable vehicle roof
US8720153B2 (en) 2010-01-25 2014-05-13 Keystone Tower Systems, Inc. Tapered spiral welded structure
US10189064B2 (en) * 2010-01-25 2019-01-29 Keystone Tower Systems, Inc. Control system and method for tapered structure construction
ES2906858T3 (en) 2011-09-20 2022-04-20 Keystone Tower Systems Inc Conical frame construction

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1243131B (en) * 1964-10-31 1967-06-29 Lothar Kehne Machine for the production of cylindrical and conical tubes of various diameters from helically wound tape
US3606783A (en) * 1969-04-01 1971-09-21 Armco Steel Corp Segmented roll for forming helically corrugated pipe

Also Published As

Publication number Publication date
JPS5042135Y2 (en) 1975-11-29
DE2232158B2 (en) 1973-08-23
DE2232158A1 (en) 1973-01-18
US3808862A (en) 1974-05-07
DE2232158C3 (en) 1978-10-26
JPS4813534U (en) 1973-02-15

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