CA1056223A - Mandrin bi-piece fixe, et methode de faconnage d'un tuyau a couture helicoidale - Google Patents

Mandrin bi-piece fixe, et methode de faconnage d'un tuyau a couture helicoidale

Info

Publication number
CA1056223A
CA1056223A CA232,063A CA232063A CA1056223A CA 1056223 A CA1056223 A CA 1056223A CA 232063 A CA232063 A CA 232063A CA 1056223 A CA1056223 A CA 1056223A
Authority
CA
Canada
Prior art keywords
mandrel
strip
slide
pipe
angularly
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
CA232,063A
Other languages
English (en)
Inventor
Jack P. Lombardi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1056223A publication Critical patent/CA1056223A/fr
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53996—Means to assemble or disassemble by deforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
CA232,063A 1974-09-12 1975-07-23 Mandrin bi-piece fixe, et methode de faconnage d'un tuyau a couture helicoidale Expired CA1056223A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US505505A US3898826A (en) 1974-09-12 1974-09-12 Non-rotating two-part mandrel and a method of forming spiral-seamed pipe

Publications (1)

Publication Number Publication Date
CA1056223A true CA1056223A (fr) 1979-06-12

Family

ID=24010578

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,063A Expired CA1056223A (fr) 1974-09-12 1975-07-23 Mandrin bi-piece fixe, et methode de faconnage d'un tuyau a couture helicoidale

Country Status (2)

Country Link
US (1) US3898826A (fr)
CA (1) CA1056223A (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2862469A (en) * 1955-12-20 1958-12-02 Spiro Establishment Machines for producing tubing from continuous strip metal
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
US3898826A (en) 1975-08-12
AU8461575A (en) 1977-03-17

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