FR761074A - Process for manufacturing spiral shaped tubes or conduits from flat sheet metal - Google Patents

Process for manufacturing spiral shaped tubes or conduits from flat sheet metal

Info

Publication number
FR761074A
FR761074A FR761074DA FR761074A FR 761074 A FR761074 A FR 761074A FR 761074D A FR761074D A FR 761074DA FR 761074 A FR761074 A FR 761074A
Authority
FR
France
Prior art keywords
conduits
sheet metal
flat sheet
shaped tubes
spiral shaped
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
Other languages
French (fr)
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.)
MEPHAM FERGUSON LT Pty
Original Assignee
MEPHAM FERGUSON LT Pty
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 MEPHAM FERGUSON LT Pty filed Critical MEPHAM FERGUSON LT Pty
Application granted granted Critical
Publication of FR761074A publication Critical patent/FR761074A/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)
FR761074D 1932-10-17 1933-09-25 Process for manufacturing spiral shaped tubes or conduits from flat sheet metal Expired FR761074A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT761074X 1932-10-17

Publications (1)

Publication Number Publication Date
FR761074A true FR761074A (en) 1934-03-10

Family

ID=3680542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR761074D Expired FR761074A (en) 1932-10-17 1933-09-25 Process for manufacturing spiral shaped tubes or conduits from flat sheet metal

Country Status (1)

Country Link
FR (1) FR761074A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1104916B (en) * 1958-08-02 1961-04-20 Alexander Kueckens Method for controlling bandwidth deviations and seeding in the manufacture of screw suture pipes
DE1138725B (en) * 1958-05-02 1962-10-31 Dr Bernhard Grueter Equipment for the production of welded screw sutures

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138725B (en) * 1958-05-02 1962-10-31 Dr Bernhard Grueter Equipment for the production of welded screw sutures
DE1104916B (en) * 1958-08-02 1961-04-20 Alexander Kueckens Method for controlling bandwidth deviations and seeding in the manufacture of screw suture pipes

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