BE543949A - - Google Patents

Info

Publication number
BE543949A
BE543949A BE543949DA BE543949A BE 543949 A BE543949 A BE 543949A BE 543949D A BE543949D A BE 543949DA BE 543949 A BE543949 A BE 543949A
Authority
BE
Belgium
Prior art keywords
section
mandrel
round
shaping
shaping member
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE543949A publication Critical patent/BE543949A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B31MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31CMAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31C11/00Machinery for winding combined with other machinery
    • B31C11/02Machinery for winding combined with other machinery for additionally shaping the articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12Making tubes or metal hoses with helically arranged seams
    • B21C37/124Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
BE543949D BE543949A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE543949A true BE543949A (enrdf_load_stackoverflow)

Family

ID=172090

Family Applications (1)

Application Number Title Priority Date Filing Date
BE543949D BE543949A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE543949A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400863A (en) * 1981-11-02 1983-08-30 C.A. Schroeder, Inc. Method of making a rigid fiberglass duct having an integral bendable elbow

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400863A (en) * 1981-11-02 1983-08-30 C.A. Schroeder, Inc. Method of making a rigid fiberglass duct having an integral bendable elbow

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